src/screens.c

   1 // ============================================================================
   2 // Rocks'n'Diamonds - McDuffin Strikes Back!
   3 // ----------------------------------------------------------------------------
   4 // (c) 1995-2014 by Artsoft Entertainment
   5 //                  Holger Schemel
   6 //                  info@artsoft.org
   7 //                  https://www.artsoft.org/
   8 // ----------------------------------------------------------------------------
   9 // screens.c
  10 // ============================================================================
  11
  12 #include "libgame/libgame.h"
  13
  14 #include "screens.h"
  15 #include "events.h"
  16 #include "game.h"
  17 #include "tools.h"
  18 #include "editor.h"
  19 #include "files.h"
  20 #include "tape.h"
  21 #include "anim.h"
  22 #include "network.h"
  23 #include "init.h"
  24 #include "config.h"
  25 #include "api.h"
  26
  27
  28 #define DEBUG_JOYSTICKS         0
  29
  30
  31 // screens on the info screen
  32 #define INFO_MODE_MAIN                  0
  33 #define INFO_MODE_TITLE                 1
  34 #define INFO_MODE_ELEMENTS              2
  35 #define INFO_MODE_MUSIC                 3
  36 #define INFO_MODE_CREDITS               4
  37 #define INFO_MODE_PROGRAM               5
  38 #define INFO_MODE_VERSION               6
  39 #define INFO_MODE_LEVELSET              7
  40
  41 #define MAX_INFO_MODES                  8
  42
  43 // screens on the setup screen
  44 // (must match GFX_SPECIAL_ARG_SETUP_* values as defined in src/main.h)
  45 // (should also match corresponding entries in src/conf_gfx.c)
  46 #define SETUP_MODE_MAIN                 0
  47 #define SETUP_MODE_GAME                 1
  48 #define SETUP_MODE_ENGINES              2
  49 #define SETUP_MODE_EDITOR               3
  50 #define SETUP_MODE_GRAPHICS             4
  51 #define SETUP_MODE_SOUND                5
  52 #define SETUP_MODE_ARTWORK              6
  53 #define SETUP_MODE_INPUT                7
  54 #define SETUP_MODE_TOUCH                8
  55 #define SETUP_MODE_SHORTCUTS            9
  56 #define SETUP_MODE_SHORTCUTS_1          10
  57 #define SETUP_MODE_SHORTCUTS_2          11
  58 #define SETUP_MODE_SHORTCUTS_3          12
  59 #define SETUP_MODE_SHORTCUTS_4          13
  60 #define SETUP_MODE_SHORTCUTS_5          14
  61
  62 // sub-screens on the setup screen (generic)
  63 #define SETUP_MODE_CHOOSE_ARTWORK       15
  64 #define SETUP_MODE_CHOOSE_OTHER         16
  65
  66 // sub-screens on the setup screen (specific)
  67 #define SETUP_MODE_CHOOSE_SCORES_TYPE   17
  68 #define SETUP_MODE_CHOOSE_GAME_SPEED    18
  69 #define SETUP_MODE_CHOOSE_SCROLL_DELAY  19
  70 #define SETUP_MODE_CHOOSE_SNAPSHOT_MODE 20
  71 #define SETUP_MODE_CHOOSE_WINDOW_SIZE   21
  72 #define SETUP_MODE_CHOOSE_SCALING_TYPE  22
  73 #define SETUP_MODE_CHOOSE_RENDERING     23
  74 #define SETUP_MODE_CHOOSE_VSYNC         24
  75 #define SETUP_MODE_CHOOSE_GRAPHICS      25
  76 #define SETUP_MODE_CHOOSE_SOUNDS        26
  77 #define SETUP_MODE_CHOOSE_MUSIC         27
  78 #define SETUP_MODE_CHOOSE_VOLUME_SIMPLE 28
  79 #define SETUP_MODE_CHOOSE_VOLUME_LOOPS  29
  80 #define SETUP_MODE_CHOOSE_VOLUME_MUSIC  30
  81 #define SETUP_MODE_CHOOSE_TOUCH_CONTROL 31
  82 #define SETUP_MODE_CHOOSE_MOVE_DISTANCE 32
  83 #define SETUP_MODE_CHOOSE_DROP_DISTANCE 33
  84 #define SETUP_MODE_CHOOSE_TRANSPARENCY  34
  85 #define SETUP_MODE_CHOOSE_GRID_XSIZE_0  35
  86 #define SETUP_MODE_CHOOSE_GRID_YSIZE_0  36
  87 #define SETUP_MODE_CHOOSE_GRID_XSIZE_1  37
  88 #define SETUP_MODE_CHOOSE_GRID_YSIZE_1  38
  89 #define SETUP_MODE_CONFIG_VIRT_BUTTONS  39
  90
  91 #define MAX_SETUP_MODES                 40
  92
  93 #define MAX_MENU_MODES                  MAX(MAX_INFO_MODES, MAX_SETUP_MODES)
  94
  95 // info screen titles
  96 #define STR_INFO_MAIN                   "Info Screen"
  97 #define STR_INFO_TITLE                  "Title Screen"
  98 #define STR_INFO_ELEMENTS               "Game Elements"
  99 #define STR_INFO_MUSIC                  "Music Info"
 100 #define STR_INFO_CREDITS                "Credits"
 101 #define STR_INFO_PROGRAM                "Program Info"
 102 #define STR_INFO_VERSION                "Version Info"
 103 #define STR_INFO_LEVELSET               "Level Set Info"
 104 #define STR_INFO_EXIT                   "Exit"
 105
 106 // setup screen titles
 107 #define STR_SETUP_MAIN                  "Setup"
 108 #define STR_SETUP_GAME                  "Game & Menu"
 109 #define STR_SETUP_ENGINES               "Game Engines"
 110 #define STR_SETUP_EDITOR                "Editor"
 111 #define STR_SETUP_GRAPHICS              "Graphics"
 112 #define STR_SETUP_SOUND                 "Sound & Music"
 113 #define STR_SETUP_ARTWORK               "Custom Artwork"
 114 #define STR_SETUP_INPUT                 "Input Devices"
 115 #define STR_SETUP_TOUCH                 "Touch Controls"
 116 #define STR_SETUP_SHORTCUTS             "Key Shortcuts"
 117 #define STR_SETUP_EXIT                  "Exit"
 118 #define STR_SETUP_SAVE_AND_EXIT         "Save and Exit"
 119
 120 #define STR_SETUP_CHOOSE_SCORES_TYPE    "Scores Type"
 121 #define STR_SETUP_CHOOSE_GAME_SPEED     "Game Speed"
 122 #define STR_SETUP_CHOOSE_SCROLL_DELAY   "Scroll Delay"
 123 #define STR_SETUP_CHOOSE_SNAPSHOT_MODE  "Snapshot Mode"
 124 #define STR_SETUP_CHOOSE_WINDOW_SIZE    "Window Scaling"
 125 #define STR_SETUP_CHOOSE_SCALING_TYPE   "Anti-Aliasing"
 126 #define STR_SETUP_CHOOSE_RENDERING      "Rendering Mode"
 127 #define STR_SETUP_CHOOSE_VSYNC          "VSync Mode"
 128 #define STR_SETUP_CHOOSE_VOLUME_SIMPLE  "Sound Volume"
 129 #define STR_SETUP_CHOOSE_VOLUME_LOOPS   "Loops Volume"
 130 #define STR_SETUP_CHOOSE_VOLUME_MUSIC   "Music Volume"
 131 #define STR_SETUP_CHOOSE_TOUCH_CONTROL  "Control Type"
 132 #define STR_SETUP_CHOOSE_MOVE_DISTANCE  "Move Distance"
 133 #define STR_SETUP_CHOOSE_DROP_DISTANCE  "Drop Distance"
 134 #define STR_SETUP_CHOOSE_TRANSPARENCY   "Transparency"
 135 #define STR_SETUP_CHOOSE_GRID_XSIZE_0   "Horiz. Buttons"
 136 #define STR_SETUP_CHOOSE_GRID_YSIZE_0   "Vert. Buttons"
 137 #define STR_SETUP_CHOOSE_GRID_XSIZE_1   "Horiz. Buttons"
 138 #define STR_SETUP_CHOOSE_GRID_YSIZE_1   "Vert. Buttons"
 139
 140 // other screen text constants
 141 #define STR_CHOOSE_TREE_EDIT            "Edit"
 142 #define MENU_CHOOSE_TREE_FONT(x)        (FONT_TEXT_1 + (x))
 143 #define MENU_CHOOSE_TREE_COLOR(ti, a)   TREE_COLOR(ti, a)
 144
 145 #define TEXT_MAIN_MENU                  "Press any key or button for main menu"
 146 #define TEXT_INFO_MENU                  "Press any key or button for info menu"
 147 #define TEXT_NEXT_PAGE                  "Press any key or button for next page"
 148 #define TEXT_NEXT_MENU                  (info_screens_from_main ?       \
 149                                          TEXT_MAIN_MENU : TEXT_INFO_MENU)
 150
 151 // for input setup functions
 152 #define SETUPINPUT_SCREEN_POS_START     0
 153 #define SETUPINPUT_SCREEN_POS_EMPTY1    3
 154 #define SETUPINPUT_SCREEN_POS_EMPTY2    12
 155 #define SETUPINPUT_SCREEN_POS_END       13
 156
 157 #define MENU_SETUP_FONT_TITLE           FONT_TEXT_1
 158 #define MENU_SETUP_FONT_TEXT            FONT_TITLE_2
 159
 160 #define MAX_SETUP_TEXT_INPUT_LEN        28
 161
 162 // for various menu stuff
 163 #define MENU_SCREEN_START_XPOS          1
 164 #define MENU_SCREEN_START_YPOS          2
 165 #define MENU_SCREEN_VALUE_XPOS          (SCR_FIELDX - 3)
 166 #define MENU_SCREEN_TEXT2_XPOS          (SCR_FIELDX - 2)
 167 #define MENU_SCREEN_MAX_XPOS            (SCR_FIELDX - 1)
 168 #define MENU_TITLE1_YPOS                8
 169 #define MENU_TITLE2_YPOS                46
 170 #define MENU_INFO_FONT_TITLE            FONT_TEXT_1
 171 #define MENU_INFO_FONT_HEAD             FONT_TEXT_2
 172 #define MENU_INFO_FONT_TEXT             FONT_TEXT_3
 173 #define MENU_INFO_FONT_FOOT             FONT_TEXT_4
 174 #define MENU_INFO_SPACE_HEAD            (menu.headline2_spacing_info[info_mode])
 175 #define MENU_SCREEN_INFO_SPACE_LEFT     (menu.left_spacing_info[info_mode])
 176 #define MENU_SCREEN_INFO_SPACE_MIDDLE   (menu.middle_spacing_info[info_mode])
 177 #define MENU_SCREEN_INFO_SPACE_RIGHT    (menu.right_spacing_info[info_mode])
 178 #define MENU_SCREEN_INFO_SPACE_TOP      (menu.top_spacing_info[info_mode])
 179 #define MENU_SCREEN_INFO_SPACE_BOTTOM   (menu.bottom_spacing_info[info_mode])
 180 #define MENU_SCREEN_INFO_SPACE_LINE     (menu.line_spacing_info[info_mode])
 181 #define MENU_SCREEN_INFO_SPACE_EXTRA    (menu.extra_spacing_info[info_mode])
 182 #define MENU_SCREEN_INFO_TILE_SIZE_RAW  (menu.tile_size_info[info_mode])
 183 #define MENU_SCREEN_INFO_TILE_SIZE      (MENU_SCREEN_INFO_TILE_SIZE_RAW > 0 ? \
 184                                          MENU_SCREEN_INFO_TILE_SIZE_RAW : TILEY)
 185 #define MENU_SCREEN_INFO_ENTRY_SIZE_RAW (menu.list_entry_size_info[info_mode])
 186 #define MENU_SCREEN_INFO_ENTRY_SIZE     (MAX(MENU_SCREEN_INFO_ENTRY_SIZE_RAW, \
 187                                              MENU_SCREEN_INFO_TILE_SIZE))
 188 #define MENU_SCREEN_INFO_YSTART         MENU_SCREEN_INFO_SPACE_TOP
 189 #define MENU_SCREEN_INFO_YSTEP          (MENU_SCREEN_INFO_ENTRY_SIZE + \
 190                                          MENU_SCREEN_INFO_SPACE_EXTRA)
 191 #define MENU_SCREEN_INFO_YBOTTOM        (SYSIZE - MENU_SCREEN_INFO_SPACE_BOTTOM)
 192 #define MENU_SCREEN_INFO_YSIZE          (MENU_SCREEN_INFO_YBOTTOM -     \
 193                                          MENU_SCREEN_INFO_YSTART -      \
 194                                          TILEY / 2)
 195 #define MAX_INFO_ELEMENTS_IN_ARRAY      128
 196 #define MAX_INFO_ELEMENTS_ON_SCREEN     (SYSIZE / TILEY)
 197 #define MAX_INFO_ELEMENTS               MIN(MAX_INFO_ELEMENTS_IN_ARRAY, \
 198                                             MAX_INFO_ELEMENTS_ON_SCREEN)
 199 #define STD_INFO_ELEMENTS_ON_SCREEN     10
 200 #define DYN_INFO_ELEMENTS_ON_SCREEN     (MENU_SCREEN_INFO_YSIZE /       \
 201                                          MENU_SCREEN_INFO_YSTEP)
 202 #define DEFAULT_INFO_ELEMENTS           MIN(STD_INFO_ELEMENTS_ON_SCREEN,\
 203                                             DYN_INFO_ELEMENTS_ON_SCREEN)
 204 #define NUM_INFO_ELEMENTS_FROM_CONF                                     \
 205   (menu.list_size_info[GFX_SPECIAL_ARG_INFO_ELEMENTS] > 0 ?             \
 206    menu.list_size_info[GFX_SPECIAL_ARG_INFO_ELEMENTS] :                 \
 207    DEFAULT_INFO_ELEMENTS)
 208 #define NUM_INFO_ELEMENTS_ON_SCREEN     MIN(NUM_INFO_ELEMENTS_FROM_CONF,\
 209                                             MAX_INFO_ELEMENTS)
 210 #define MAX_MENU_ENTRIES_ON_SCREEN      (SCR_FIELDY - MENU_SCREEN_START_YPOS)
 211 #define MAX_MENU_TEXT_LENGTH_BIG        13
 212 #define MAX_MENU_TEXT_LENGTH_MEDIUM     (MAX_MENU_TEXT_LENGTH_BIG * 2)
 213
 214 // screen gadget identifiers
 215 #define SCREEN_CTRL_ID_PREV_LEVEL       0
 216 #define SCREEN_CTRL_ID_NEXT_LEVEL       1
 217 #define SCREEN_CTRL_ID_PREV_LEVEL2      2
 218 #define SCREEN_CTRL_ID_NEXT_LEVEL2      3
 219 #define SCREEN_CTRL_ID_PREV_SCORE       4
 220 #define SCREEN_CTRL_ID_NEXT_SCORE       5
 221 #define SCREEN_CTRL_ID_PLAY_TAPE        6
 222 #define SCREEN_CTRL_ID_FIRST_LEVEL      7
 223 #define SCREEN_CTRL_ID_LAST_LEVEL       8
 224 #define SCREEN_CTRL_ID_LEVEL_NUMBER     9
 225 #define SCREEN_CTRL_ID_PREV_PLAYER      10
 226 #define SCREEN_CTRL_ID_NEXT_PLAYER      11
 227 #define SCREEN_CTRL_ID_INSERT_SOLUTION  12
 228 #define SCREEN_CTRL_ID_PLAY_SOLUTION    13
 229 #define SCREEN_CTRL_ID_LEVELSET_INFO    14
 230 #define SCREEN_CTRL_ID_SWITCH_ECS_AGA   15
 231 #define SCREEN_CTRL_ID_TOUCH_PREV_PAGE  16
 232 #define SCREEN_CTRL_ID_TOUCH_NEXT_PAGE  17
 233 #define SCREEN_CTRL_ID_TOUCH_PREV_PAGE2 18
 234 #define SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2 19
 235
 236 #define NUM_SCREEN_MENUBUTTONS          20
 237
 238 #define SCREEN_CTRL_ID_SCROLL_UP        20
 239 #define SCREEN_CTRL_ID_SCROLL_DOWN      21
 240 #define SCREEN_CTRL_ID_SCROLL_VERTICAL  22
 241 #define SCREEN_CTRL_ID_NETWORK_SERVER   23
 242
 243 #define NUM_SCREEN_GADGETS              24
 244
 245 #define NUM_SCREEN_SCROLLBUTTONS        2
 246 #define NUM_SCREEN_SCROLLBARS           1
 247 #define NUM_SCREEN_TEXTINPUT            1
 248
 249 #define SCREEN_MASK_MAIN                (1 << 0)
 250 #define SCREEN_MASK_MAIN_HAS_SOLUTION   (1 << 1)
 251 #define SCREEN_MASK_MAIN_HAS_SET_INFO   (1 << 2)
 252 #define SCREEN_MASK_INPUT               (1 << 3)
 253 #define SCREEN_MASK_TOUCH               (1 << 4)
 254 #define SCREEN_MASK_TOUCH2              (1 << 5)
 255 #define SCREEN_MASK_SCORES              (1 << 6)
 256 #define SCREEN_MASK_SCORES_INFO         (1 << 7)
 257
 258 // graphic position and size values for buttons and scrollbars
 259 #define SC_MENUBUTTON_XSIZE             TILEX
 260 #define SC_MENUBUTTON_YSIZE             TILEY
 261
 262 #define SC_SCROLLBUTTON_XSIZE           TILEX
 263 #define SC_SCROLLBUTTON_YSIZE           TILEY
 264
 265 #define SC_SCROLLBAR_XPOS               (SXSIZE - SC_SCROLLBUTTON_XSIZE)
 266
 267 #define SC_SCROLL_VERTICAL_XSIZE        SC_SCROLLBUTTON_XSIZE
 268 #define SC_SCROLL_VERTICAL_YSIZE        ((MAX_MENU_ENTRIES_ON_SCREEN - 2) * \
 269                                          SC_SCROLLBUTTON_YSIZE)
 270
 271 #define SC_SCROLL_UP_XPOS               SC_SCROLLBAR_XPOS
 272 #define SC_SCROLL_UP_YPOS               (2 * SC_SCROLLBUTTON_YSIZE)
 273
 274 #define SC_SCROLL_VERTICAL_XPOS         SC_SCROLLBAR_XPOS
 275 #define SC_SCROLL_VERTICAL_YPOS         (SC_SCROLL_UP_YPOS + \
 276                                          SC_SCROLLBUTTON_YSIZE)
 277
 278 #define SC_SCROLL_DOWN_XPOS             SC_SCROLLBAR_XPOS
 279 #define SC_SCROLL_DOWN_YPOS             (SC_SCROLL_VERTICAL_YPOS + \
 280                                          SC_SCROLL_VERTICAL_YSIZE)
 281
 282 #define SC_BORDER_SIZE                  14
 283
 284
 285 // forward declarations of internal functions
 286 static void HandleScreenGadgets(struct GadgetInfo *);
 287 static void HandleSetupScreen_Generic(int, int, int, int, int);
 288 static void HandleSetupScreen_Input(int, int, int, int, int);
 289 static void CustomizeKeyboard(int);
 290 static void ConfigureJoystick(int);
 291 static void ConfigureVirtualButtons(void);
 292 static void execSetupGame(void);
 293 static void execSetupEngines(void);
 294 static void execSetupGraphics(void);
 295 static void execSetupSound(void);
 296 static void execSetupTouch(void);
 297 static void execSetupArtwork(void);
 298 static void HandleChooseTree(int, int, int, int, int, TreeInfo **);
 299
 300 static void DrawChoosePlayerName(void);
 301 static void DrawChooseLevelSet(void);
 302 static void DrawChooseLevelNr(void);
 303 static void DrawScoreInfo(int);
 304 static void DrawScoreInfo_Content(int);
 305 static void DrawInfoScreen(void);
 306 static void DrawSetupScreen(void);
 307 static void DrawTypeName(void);
 308
 309 static void DrawInfoScreen_NotAvailable(char *, char *);
 310 static void DrawInfoScreen_HelpAnim(int, int, boolean);
 311 static void DrawInfoScreen_HelpText(int, int, int, int);
 312 static void HandleInfoScreen_Main(int, int, int, int, int);
 313 static void HandleInfoScreen_TitleScreen(int, int, int);
 314 static void HandleInfoScreen_Elements(int, int, int);
 315 static void HandleInfoScreen_Music(int, int, int);
 316 static void HandleInfoScreen_Version(int);
 317 static void HandleInfoScreen_Generic(int, int, int);
 318
 319 static void ModifyGameSpeedIfNeeded(void);
 320 static void DisableVsyncIfNeeded(void);
 321
 322 static void RedrawScreenMenuGadgets(int);
 323 static void MapScreenMenuGadgets(int);
 324 static void UnmapScreenMenuGadgets(int);
 325 static void MapScreenGadgets(int);
 326 static void UnmapScreenGadgets(void);
 327 static void MapScreenTreeGadgets(TreeInfo *);
 328 static void UnmapScreenTreeGadgets(void);
 329
 330 static void UpdateScreenMenuGadgets(int, boolean);
 331 static void AdjustScoreInfoButtons_SelectScore(int, int, int);
 332 static void AdjustScoreInfoButtons_PlayTape(int, int, boolean);
 333
 334 static boolean OfferUploadTapes(void);
 335 static void execOfferUploadTapes(void);
 336
 337 static void DrawHallOfFame_setScoreEntries(void);
 338 static void HandleHallOfFame_SelectLevel(int, int);
 339 static char *getHallOfFameRankText(int, int);
 340 static char *getHallOfFameScoreText(int, int);
 341 static char *getInfoScreenTitle_Generic(void);
 342 static int getInfoScreenBackgroundImage_Generic(void);
 343 static int getInfoScreenBackgroundSound_Generic(void);
 344 static int getInfoScreenBackgroundMusic_Generic(void);
 345
 346 static struct TokenInfo *getSetupInfoFinal(struct TokenInfo *);
 347
 348 static struct GadgetInfo *screen_gadget[NUM_SCREEN_GADGETS];
 349
 350 static int info_mode = INFO_MODE_MAIN;
 351 static int setup_mode = SETUP_MODE_MAIN;
 352
 353 static boolean info_screens_from_main = FALSE;
 354
 355 static TreeInfo *window_sizes = NULL;
 356 static TreeInfo *window_size_current = NULL;
 357
 358 static TreeInfo *scaling_types = NULL;
 359 static TreeInfo *scaling_type_current = NULL;
 360
 361 static TreeInfo *rendering_modes = NULL;
 362 static TreeInfo *rendering_mode_current = NULL;
 363
 364 static TreeInfo *vsync_modes = NULL;
 365 static TreeInfo *vsync_mode_current = NULL;
 366
 367 static TreeInfo *scroll_delays = NULL;
 368 static TreeInfo *scroll_delay_current = NULL;
 369
 370 static TreeInfo *snapshot_modes = NULL;
 371 static TreeInfo *snapshot_mode_current = NULL;
 372
 373 static TreeInfo *scores_types = NULL;
 374 static TreeInfo *scores_type_current = NULL;
 375
 376 static TreeInfo *game_speeds_normal = NULL;
 377 static TreeInfo *game_speeds_extended = NULL;
 378 static TreeInfo *game_speeds = NULL;
 379 static TreeInfo *game_speed_current = NULL;
 380
 381 static TreeInfo *volumes_simple = NULL;
 382 static TreeInfo *volume_simple_current = NULL;
 383
 384 static TreeInfo *volumes_loops = NULL;
 385 static TreeInfo *volume_loops_current = NULL;
 386
 387 static TreeInfo *volumes_music = NULL;
 388 static TreeInfo *volume_music_current = NULL;
 389
 390 static TreeInfo *touch_controls = NULL;
 391 static TreeInfo *touch_control_current = NULL;
 392
 393 static TreeInfo *move_distances = NULL;
 394 static TreeInfo *move_distance_current = NULL;
 395
 396 static TreeInfo *drop_distances = NULL;
 397 static TreeInfo *drop_distance_current = NULL;
 398
 399 static TreeInfo *transparencies = NULL;
 400 static TreeInfo *transparency_current = NULL;
 401
 402 static TreeInfo *grid_sizes[2][2] = { { NULL, NULL }, { NULL, NULL } };
 403 static TreeInfo *grid_size_current[2][2] = { { NULL, NULL }, { NULL, NULL } };
 404
 405 static TreeInfo *player_name = NULL;
 406 static TreeInfo *player_name_current = NULL;
 407
 408 static TreeInfo *level_number = NULL;
 409 static TreeInfo *level_number_current = NULL;
 410
 411 static TreeInfo *score_entries = NULL;
 412 static TreeInfo *score_entry_current = NULL;
 413
 414 static struct ValueTextInfo window_sizes_list[] =
 415 {
 416   {     50,     "50 %"                          },
 417   {     80,     "80 %"                          },
 418   {     90,     "90 %"                          },
 419   {     100,    "100 % (Default)"               },
 420   {     110,    "110 %"                         },
 421   {     120,    "120 %"                         },
 422   {     130,    "130 %"                         },
 423   {     140,    "140 %"                         },
 424   {     150,    "150 %"                         },
 425   {     200,    "200 %"                         },
 426   {     250,    "250 %"                         },
 427   {     300,    "300 %"                         },
 428
 429   {     -1,     NULL                            },
 430 };
 431
 432 static struct StringValueTextInfo scaling_types_list[] =
 433 {
 434   {     SCALING_QUALITY_NEAREST, "Off"          },
 435   {     SCALING_QUALITY_LINEAR,  "Linear"       },
 436   {     SCALING_QUALITY_BEST,    "Anisotropic"  },
 437
 438   {     NULL,                    NULL           },
 439 };
 440
 441 static struct StringValueTextInfo rendering_modes_list[] =
 442 {
 443   {     STR_SPECIAL_RENDERING_OFF,      "Off (May show artifacts, fast)" },
 444   {     STR_SPECIAL_RENDERING_BITMAP,   "Bitmap/Texture mode (slower)"   },
 445 #if DEBUG
 446   // this mode may work under certain conditions, but does not work on Windows
 447   {     STR_SPECIAL_RENDERING_TARGET,   "Target Texture mode (slower)"   },
 448 #endif
 449   {     STR_SPECIAL_RENDERING_DOUBLE,   "Double Texture mode (slower)"   },
 450
 451   {     NULL,                            NULL                            },
 452 };
 453
 454 static struct StringValueTextInfo vsync_modes_list[] =
 455 {
 456   {     STR_VSYNC_MODE_OFF,             "Off"           },
 457   {     STR_VSYNC_MODE_NORMAL,          "Normal"        },
 458   {     STR_VSYNC_MODE_ADAPTIVE,        "Adaptive"      },
 459
 460   {     NULL,                            NULL           },
 461 };
 462
 463 static struct StringValueTextInfo scores_types_list[] =
 464 {
 465   {     STR_SCORES_TYPE_LOCAL_ONLY,         "Local scores only"         },
 466   {     STR_SCORES_TYPE_SERVER_ONLY,        "Server scores only"        },
 467   {     STR_SCORES_TYPE_LOCAL_AND_SERVER,   "Local and server scores"   },
 468
 469   {     NULL,                           NULL            },
 470 };
 471
 472 static struct ValueTextInfo game_speeds_list_normal[] =
 473 {
 474   {     30,     "Very Slow"                     },
 475   {     25,     "Slow"                          },
 476   {     20,     "Normal"                        },
 477   {     15,     "Fast"                          },
 478   {     10,     "Very Fast"                     },
 479
 480   {     -1,     NULL                            },
 481 };
 482
 483 static struct ValueTextInfo game_speeds_list_extended[] =
 484 {
 485   {     1000,   "1 fps (Extremely Slow)"        },
 486   {     500,    "2 fps"                         },
 487   {     200,    "5 fps"                         },
 488   {     100,    "10 fps"                        },
 489   {     50,     "20 fps"                        },
 490   {     29,     "35 fps (Original Supaplex)"    },
 491   {     25,     "40 fps"                        },
 492   {     20,     "50 fps (=== Normal Speed ===)" },
 493   {     16,     "60 fps (60 Hz VSync Speed)"    },
 494   {     14,     "70 fps (Maximum Supaplex)"     },
 495   {     10,     "100 fps"                       },
 496   {     5,      "200 fps"                       },
 497   {     2,      "500 fps"                       },
 498   {     1,      "1000 fps (Extremely Fast)"     },
 499
 500   {     -1,     NULL                            },
 501 };
 502
 503 static struct ValueTextInfo *game_speeds_list;
 504
 505 static struct ValueTextInfo scroll_delays_list[] =
 506 {
 507   {     0,      "0 Tiles (No Scroll Delay)"     },
 508   {     1,      "1 Tile"                        },
 509   {     2,      "2 Tiles"                       },
 510   {     3,      "3 Tiles (Default)"             },
 511   {     4,      "4 Tiles"                       },
 512   {     5,      "5 Tiles"                       },
 513   {     6,      "6 Tiles"                       },
 514   {     7,      "7 Tiles"                       },
 515   {     8,      "8 Tiles (Maximum Scroll Delay)"},
 516
 517   {     -1,     NULL                            },
 518 };
 519
 520 static struct StringValueTextInfo snapshot_modes_list[] =
 521 {
 522   {     STR_SNAPSHOT_MODE_OFF,                  "Off"           },
 523   {     STR_SNAPSHOT_MODE_EVERY_STEP,           "Every Step"    },
 524   {     STR_SNAPSHOT_MODE_EVERY_MOVE,           "Every Move"    },
 525   {     STR_SNAPSHOT_MODE_EVERY_COLLECT,        "Every Collect" },
 526
 527   {     NULL,                                   NULL            },
 528 };
 529
 530 static struct ValueTextInfo volumes_list[] =
 531 {
 532   {     0,      "0 %"                           },
 533   {     1,      "1 %"                           },
 534   {     2,      "2 %"                           },
 535   {     5,      "5 %"                           },
 536   {     10,     "10 %"                          },
 537   {     20,     "20 %"                          },
 538   {     30,     "30 %"                          },
 539   {     40,     "40 %"                          },
 540   {     50,     "50 %"                          },
 541   {     60,     "60 %"                          },
 542   {     70,     "70 %"                          },
 543   {     80,     "80 %"                          },
 544   {     90,     "90 %"                          },
 545   {     100,    "100 %"                         },
 546
 547   {     -1,     NULL                            },
 548 };
 549
 550 static struct StringValueTextInfo touch_controls_list[] =
 551 {
 552   {     TOUCH_CONTROL_OFF,              "Off"                   },
 553   {     TOUCH_CONTROL_VIRTUAL_BUTTONS,  "Virtual Buttons"       },
 554   {     TOUCH_CONTROL_WIPE_GESTURES,    "Wipe Gestures"         },
 555   {     TOUCH_CONTROL_FOLLOW_FINGER,    "Follow Finger"         },
 556
 557   {     NULL,                           NULL                    },
 558 };
 559
 560 static struct ValueTextInfo distances_list[] =
 561 {
 562   {     1,      "1 %"                           },
 563   {     2,      "2 %"                           },
 564   {     3,      "3 %"                           },
 565   {     4,      "4 %"                           },
 566   {     5,      "5 %"                           },
 567   {     10,     "10 %"                          },
 568   {     15,     "15 %"                          },
 569   {     20,     "20 %"                          },
 570   {     25,     "25 %"                          },
 571
 572   {     -1,     NULL                            },
 573 };
 574
 575 static struct ValueTextInfo transparencies_list[] =
 576 {
 577   {     0,      "0 % (Opaque)"                  },
 578   {     10,     "10 %"                          },
 579   {     20,     "20 %"                          },
 580   {     30,     "30 %"                          },
 581   {     40,     "40 %"                          },
 582   {     50,     "50 %"                          },
 583   {     60,     "60 %"                          },
 584   {     70,     "70 %"                          },
 585   {     80,     "80 %"                          },
 586   {     90,     "90 %"                          },
 587   {     100,    "100 % (Invisible)"             },
 588
 589   {     -1,     NULL                            },
 590 };
 591
 592 static struct ValueTextInfo grid_sizes_list[] =
 593 {
 594   {     3,      "3"                             },
 595   {     4,      "4"                             },
 596   {     5,      "5"                             },
 597   {     6,      "6"                             },
 598   {     7,      "7"                             },
 599   {     8,      "8"                             },
 600   {     9,      "9"                             },
 601   {     10,     "10"                            },
 602   {     11,     "11"                            },
 603   {     12,     "12"                            },
 604   {     13,     "13"                            },
 605   {     14,     "14"                            },
 606   {     15,     "15"                            },
 607   {     16,     "16"                            },
 608   {     17,     "17"                            },
 609   {     18,     "18"                            },
 610   {     19,     "19"                            },
 611   {     20,     "20"                            },
 612   {     21,     "21"                            },
 613   {     22,     "22"                            },
 614   {     23,     "23"                            },
 615   {     24,     "24"                            },
 616   {     25,     "25"                            },
 617   {     26,     "26"                            },
 618   {     27,     "27"                            },
 619   {     28,     "28"                            },
 620   {     29,     "29"                            },
 621   {     30,     "30"                            },
 622   {     31,     "31"                            },
 623   {     32,     "32"                            },
 624
 625   {     -1,     NULL                            },
 626 };
 627
 628 static int align_xoffset = 0;
 629 static int align_yoffset = 0;
 630
 631 #define DRAW_MODE(s)            ((s) >= GAME_MODE_MAIN &&               \
 632                                  (s) <= GAME_MODE_SETUP ? (s) :         \
 633                                  (s) == GAME_MODE_PSEUDO_TYPENAME ?     \
 634                                  GAME_MODE_MAIN :                       \
 635                                  (s) == GAME_MODE_PSEUDO_TYPENAMES ?    \
 636                                  GAME_MODE_NAMES : GAME_MODE_DEFAULT)
 637
 638 // (there are no draw offset definitions needed for INFO_MODE_TITLE)
 639 #define DRAW_MODE_INFO(i)       ((i) >= INFO_MODE_TITLE &&              \
 640                                  (i) <= INFO_MODE_LEVELSET ? (i) :      \
 641                                  INFO_MODE_MAIN)
 642
 643 #define DRAW_MODE_SETUP(i)      ((i) >= SETUP_MODE_MAIN &&              \
 644                                  (i) <= SETUP_MODE_SHORTCUTS_5 ? (i) :  \
 645                                  (i) >= SETUP_MODE_CHOOSE_GRAPHICS &&   \
 646                                  (i) <= SETUP_MODE_CHOOSE_MUSIC ?       \
 647                                  SETUP_MODE_CHOOSE_ARTWORK :            \
 648                                  SETUP_MODE_CHOOSE_OTHER)
 649
 650 #define DRAW_XOFFSET_INFO(i)    (DRAW_MODE_INFO(i) == INFO_MODE_MAIN ?  \
 651                                  menu.draw_xoffset[GAME_MODE_INFO] :    \
 652                                  menu.draw_xoffset_info[DRAW_MODE_INFO(i)])
 653 #define DRAW_YOFFSET_INFO(i)    (DRAW_MODE_INFO(i) == INFO_MODE_MAIN ?  \
 654                                  menu.draw_yoffset[GAME_MODE_INFO] :    \
 655                                  menu.draw_yoffset_info[DRAW_MODE_INFO(i)])
 656 #define EXTRA_SPACING_INFO(i)   (DRAW_MODE_INFO(i) == INFO_MODE_MAIN ? \
 657                                  menu.extra_spacing[GAME_MODE_INFO] :   \
 658                                  menu.extra_spacing_info[DRAW_MODE_INFO(i)])
 659
 660 #define DRAW_XOFFSET_SETUP(i)   (DRAW_MODE_SETUP(i) == SETUP_MODE_MAIN ? \
 661                                  menu.draw_xoffset[GAME_MODE_SETUP] :   \
 662                                  menu.draw_xoffset_setup[DRAW_MODE_SETUP(i)])
 663 #define DRAW_YOFFSET_SETUP(i)   (DRAW_MODE_SETUP(i) == SETUP_MODE_MAIN ? \
 664                                  menu.draw_yoffset[GAME_MODE_SETUP] :   \
 665                                  menu.draw_yoffset_setup[DRAW_MODE_SETUP(i)])
 666 #define EXTRA_SPACING_SETUP(i)  (DRAW_MODE_SETUP(i) == SETUP_MODE_MAIN ? \
 667                                  menu.extra_spacing[GAME_MODE_SETUP] :  \
 668                                  menu.extra_spacing_setup[DRAW_MODE_SETUP(i)])
 669
 670 #define EXTRA_SPACING_SCORES(i) (EXTRA_SPACING_INFO(i))
 671
 672 #define EXTRA_SPACING_SCOREINFO(i) (menu.extra_spacing[GAME_MODE_SCOREINFO])
 673
 674 #define DRAW_XOFFSET(s)         ((s) == GAME_MODE_INFO ?                \
 675                                  DRAW_XOFFSET_INFO(info_mode) :         \
 676                                  (s) == GAME_MODE_SETUP ?               \
 677                                  DRAW_XOFFSET_SETUP(setup_mode) :       \
 678                                  menu.draw_xoffset[DRAW_MODE(s)])
 679 #define DRAW_YOFFSET(s)         ((s) == GAME_MODE_INFO ?                \
 680                                  DRAW_YOFFSET_INFO(info_mode) :         \
 681                                  (s) == GAME_MODE_SETUP ?               \
 682                                  DRAW_YOFFSET_SETUP(setup_mode) :       \
 683                                  menu.draw_yoffset[DRAW_MODE(s)])
 684 #define EXTRA_SPACING(s)        ((s) == GAME_MODE_INFO ?                \
 685                                  EXTRA_SPACING_INFO(info_mode) :        \
 686                                  (s) == GAME_MODE_SETUP ?               \
 687                                  EXTRA_SPACING_SETUP(setup_mode) :      \
 688                                  (s) == GAME_MODE_SCORES ?              \
 689                                  EXTRA_SPACING_SCORES(info_mode) :      \
 690                                  menu.extra_spacing[DRAW_MODE(s)])
 691
 692 #define mSX                     (SX + DRAW_XOFFSET(game_status))
 693 #define mSY                     (SY + DRAW_YOFFSET(game_status))
 694
 695 #define amSX                    (mSX + align_xoffset)
 696 #define amSY                    (mSY + align_yoffset)
 697
 698 #define NUM_MENU_ENTRIES_ON_SCREEN (menu.list_size[game_status] > 2 ?   \
 699                                     menu.list_size[game_status] :       \
 700                                     MAX_MENU_ENTRIES_ON_SCREEN)
 701
 702 #define IN_VIS_MENU(x, y)       IN_FIELD(x, y, SCR_FIELDX,              \
 703                                          NUM_MENU_ENTRIES_ON_SCREEN)
 704
 705
 706 // title display and control definitions
 707
 708 #define MAX_NUM_TITLE_SCREENS   (2 * MAX_NUM_TITLE_IMAGES +             \
 709                                  2 * MAX_NUM_TITLE_MESSAGES)
 710
 711 #define NO_DIRECT_LEVEL_SELECT  (-1)
 712
 713
 714 static int num_title_screens = 0;
 715
 716 struct TitleControlInfo
 717 {
 718   boolean is_image;
 719   boolean initial;
 720   boolean first;
 721   int local_nr;
 722   int sort_priority;
 723 };
 724
 725 struct TitleControlInfo title_controls[MAX_NUM_TITLE_SCREENS];
 726
 727
 728 // main menu display and control definitions
 729
 730 #define MAIN_CONTROL_NAME                       0
 731 #define MAIN_CONTROL_LEVELS                     1
 732 #define MAIN_CONTROL_SCORES                     2
 733 #define MAIN_CONTROL_EDITOR                     3
 734 #define MAIN_CONTROL_INFO                       4
 735 #define MAIN_CONTROL_GAME                       5
 736 #define MAIN_CONTROL_SETUP                      6
 737 #define MAIN_CONTROL_QUIT                       7
 738 #define MAIN_CONTROL_PREV_LEVEL                 8
 739 #define MAIN_CONTROL_NEXT_LEVEL                 9
 740 #define MAIN_CONTROL_FIRST_LEVEL                10
 741 #define MAIN_CONTROL_LAST_LEVEL                 11
 742 #define MAIN_CONTROL_LEVEL_NUMBER               12
 743 #define MAIN_CONTROL_LEVEL_INFO_1               13
 744 #define MAIN_CONTROL_LEVEL_INFO_2               14
 745 #define MAIN_CONTROL_LEVEL_NAME                 15
 746 #define MAIN_CONTROL_LEVEL_AUTHOR               16
 747 #define MAIN_CONTROL_LEVEL_YEAR                 17
 748 #define MAIN_CONTROL_LEVEL_IMPORTED_FROM        18
 749 #define MAIN_CONTROL_LEVEL_IMPORTED_BY          19
 750 #define MAIN_CONTROL_LEVEL_TESTED_BY            20
 751 #define MAIN_CONTROL_TITLE_1                    21
 752 #define MAIN_CONTROL_TITLE_2                    22
 753 #define MAIN_CONTROL_TITLE_3                    23
 754
 755 static char str_main_text_name[10];
 756 static char str_main_text_first_level[10];
 757 static char str_main_text_last_level[10];
 758 static char str_main_text_level_number[10];
 759
 760 static char network_server_hostname[MAX_SETUP_TEXT_INPUT_LEN + 1];
 761
 762 static char *main_text_name                     = str_main_text_name;
 763 static char *main_text_first_level              = str_main_text_first_level;
 764 static char *main_text_last_level               = str_main_text_last_level;
 765 static char *main_text_level_number             = str_main_text_level_number;
 766 static char *main_text_levels                   = "Levelset";
 767 static char *main_text_scores                   = "Hall Of Fame";
 768 static char *main_text_editor                   = "Level Creator";
 769 static char *main_text_info                     = "Info Screen";
 770 static char *main_text_game                     = "Start Game";
 771 static char *main_text_setup                    = "Setup";
 772 static char *main_text_quit                     = "Quit";
 773 static char *main_text_level_name               = level.name;
 774 static char *main_text_level_author             = level.author;
 775 static char *main_text_level_year               = NULL;
 776 static char *main_text_level_imported_from      = NULL;
 777 static char *main_text_level_imported_by        = NULL;
 778 static char *main_text_level_tested_by          = NULL;
 779 static char *main_text_title_1                  = NULL;
 780 static char *main_text_title_2                  = NULL;
 781 static char *main_text_title_3                  = NULL;
 782
 783 extern char debug_xsn_mode[];
 784
 785 struct MainControlInfo
 786 {
 787   int nr;
 788
 789   struct MenuPosInfo *pos_button;
 790   int button_graphic;
 791
 792   struct TextPosInfo *pos_text;
 793   char **text;
 794
 795   struct TextPosInfo *pos_input;
 796   char **input;
 797 };
 798
 799 static struct MainControlInfo main_controls[] =
 800 {
 801   {
 802     MAIN_CONTROL_NAME,
 803     &menu.main.button.name,             IMG_MENU_BUTTON_NAME,
 804     &menu.main.text.name,               &main_text_name,
 805     &menu.main.input.name,              &setup.player_name,
 806   },
 807   {
 808     MAIN_CONTROL_LEVELS,
 809     &menu.main.button.levels,           IMG_MENU_BUTTON_LEVELS,
 810     &menu.main.text.levels,             &main_text_levels,
 811     NULL,                               NULL,
 812   },
 813   {
 814     MAIN_CONTROL_SCORES,
 815     &menu.main.button.scores,           IMG_MENU_BUTTON_SCORES,
 816     &menu.main.text.scores,             &main_text_scores,
 817     NULL,                               NULL,
 818   },
 819   {
 820     MAIN_CONTROL_EDITOR,
 821     &menu.main.button.editor,           IMG_MENU_BUTTON_EDITOR,
 822     &menu.main.text.editor,             &main_text_editor,
 823     NULL,                               NULL,
 824   },
 825   {
 826     MAIN_CONTROL_INFO,
 827     &menu.main.button.info,             IMG_MENU_BUTTON_INFO,
 828     &menu.main.text.info,               &main_text_info,
 829     NULL,                               NULL,
 830   },
 831   {
 832     MAIN_CONTROL_GAME,
 833     &menu.main.button.game,             IMG_MENU_BUTTON_GAME,
 834     &menu.main.text.game,               &main_text_game,
 835     NULL,                               NULL,
 836   },
 837   {
 838     MAIN_CONTROL_SETUP,
 839     &menu.main.button.setup,            IMG_MENU_BUTTON_SETUP,
 840     &menu.main.text.setup,              &main_text_setup,
 841     NULL,                               NULL,
 842   },
 843   {
 844     MAIN_CONTROL_QUIT,
 845     &menu.main.button.quit,             IMG_MENU_BUTTON_QUIT,
 846     &menu.main.text.quit,               &main_text_quit,
 847     NULL,                               NULL,
 848   },
 849   {
 850     MAIN_CONTROL_PREV_LEVEL,
 851     NULL,                               -1,
 852     NULL,                               NULL,
 853     NULL,                               NULL,
 854   },
 855   {
 856     MAIN_CONTROL_NEXT_LEVEL,
 857     NULL,                               -1,
 858     NULL,                               NULL,
 859     NULL,                               NULL,
 860   },
 861   {
 862     MAIN_CONTROL_FIRST_LEVEL,
 863     NULL,                               -1,
 864     &menu.main.text.first_level,        &main_text_first_level,
 865     NULL,                               NULL,
 866   },
 867   {
 868     MAIN_CONTROL_LAST_LEVEL,
 869     NULL,                               -1,
 870     &menu.main.text.last_level,         &main_text_last_level,
 871     NULL,                               NULL,
 872   },
 873   {
 874     MAIN_CONTROL_LEVEL_NUMBER,
 875     NULL,                               -1,
 876     &menu.main.text.level_number,       &main_text_level_number,
 877     NULL,                               NULL,
 878   },
 879   {
 880     MAIN_CONTROL_LEVEL_INFO_1,
 881     NULL,                               -1,
 882     &menu.main.text.level_info_1,       NULL,
 883     NULL,                               NULL,
 884   },
 885   {
 886     MAIN_CONTROL_LEVEL_INFO_2,
 887     NULL,                               -1,
 888     &menu.main.text.level_info_2,       NULL,
 889     NULL,                               NULL,
 890   },
 891   {
 892     MAIN_CONTROL_LEVEL_NAME,
 893     NULL,                               -1,
 894     &menu.main.text.level_name,         &main_text_level_name,
 895     NULL,                               NULL,
 896   },
 897   {
 898     MAIN_CONTROL_LEVEL_AUTHOR,
 899     NULL,                               -1,
 900     &menu.main.text.level_author,       &main_text_level_author,
 901     NULL,                               NULL,
 902   },
 903   {
 904     MAIN_CONTROL_LEVEL_YEAR,
 905     NULL,                               -1,
 906     &menu.main.text.level_year,         &main_text_level_year,
 907     NULL,                               NULL,
 908   },
 909   {
 910     MAIN_CONTROL_LEVEL_IMPORTED_FROM,
 911     NULL,                               -1,
 912     &menu.main.text.level_imported_from, &main_text_level_imported_from,
 913     NULL,                               NULL,
 914   },
 915   {
 916     MAIN_CONTROL_LEVEL_IMPORTED_BY,
 917     NULL,                               -1,
 918     &menu.main.text.level_imported_by,  &main_text_level_imported_by,
 919     NULL,                               NULL,
 920   },
 921   {
 922     MAIN_CONTROL_LEVEL_TESTED_BY,
 923     NULL,                               -1,
 924     &menu.main.text.level_tested_by,    &main_text_level_tested_by,
 925     NULL,                               NULL,
 926   },
 927   {
 928     MAIN_CONTROL_TITLE_1,
 929     NULL,                               -1,
 930     &menu.main.text.title_1,            &main_text_title_1,
 931     NULL,                               NULL,
 932   },
 933   {
 934     MAIN_CONTROL_TITLE_2,
 935     NULL,                               -1,
 936     &menu.main.text.title_2,            &main_text_title_2,
 937     NULL,                               NULL,
 938   },
 939   {
 940     MAIN_CONTROL_TITLE_3,
 941     NULL,                               -1,
 942     &menu.main.text.title_3,            &main_text_title_3,
 943     NULL,                               NULL,
 944   },
 945
 946   {
 947     -1,
 948     NULL,                               -1,
 949     NULL,                               NULL,
 950     NULL,                               NULL,
 951   }
 952 };
 953
 954
 955 static boolean hasLevelSetInfo(void)
 956 {
 957   return (getLevelSetInfoFilename(0) != NULL);
 958 }
 959
 960 static int getTitleScreenGraphic(int nr, boolean initial)
 961 {
 962   return (initial ? IMG_TITLESCREEN_INITIAL_1 : IMG_TITLESCREEN_1) + nr;
 963 }
 964
 965 static struct TitleMessageInfo *getTitleMessageInfo(int nr, boolean initial)
 966 {
 967   return (initial ? &titlemessage_initial[nr] : &titlemessage[nr]);
 968 }
 969
 970 #if 0
 971 static int getTitleScreenGameMode(boolean initial)
 972 {
 973   return (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
 974 }
 975 #endif
 976
 977 static int getTitleMessageGameMode(boolean initial)
 978 {
 979   return (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
 980 }
 981
 982 static int getTitleAnimMode(struct TitleControlInfo *tci)
 983 {
 984   int base = (tci->initial ? GAME_MODE_TITLE_INITIAL_1 : GAME_MODE_TITLE_1);
 985
 986   return base + tci->local_nr;
 987 }
 988
 989 #if 0
 990 static int getTitleScreenBackground(boolean initial)
 991 {
 992   return (initial ? IMG_BACKGROUND_TITLE_INITIAL : IMG_BACKGROUND_TITLE);
 993 }
 994 #endif
 995
 996 #if 0
 997 static int getTitleMessageBackground(int nr, boolean initial)
 998 {
 999   return (initial ? IMG_BACKGROUND_TITLE_INITIAL : IMG_BACKGROUND_TITLE);
1000 }
1001 #endif
1002
1003 static int getTitleBackground(int nr, boolean initial, boolean is_image)
1004 {
1005   int base = (is_image ?
1006               (initial ? IMG_BACKGROUND_TITLESCREEN_INITIAL_1 :
1007                          IMG_BACKGROUND_TITLESCREEN_1) :
1008               (initial ? IMG_BACKGROUND_TITLEMESSAGE_INITIAL_1 :
1009                          IMG_BACKGROUND_TITLEMESSAGE_1));
1010   int graphic_global = (initial ? IMG_BACKGROUND_TITLE_INITIAL :
1011                                   IMG_BACKGROUND_TITLE);
1012   int graphic_local = base + nr;
1013
1014   if (graphic_info[graphic_local].bitmap != NULL)
1015     return graphic_local;
1016
1017   if (graphic_info[graphic_global].bitmap != NULL)
1018     return graphic_global;
1019
1020   return IMG_UNDEFINED;
1021 }
1022
1023 static int getTitleSound(struct TitleControlInfo *tci)
1024 {
1025   boolean is_image = tci->is_image;
1026   int initial = tci->initial;
1027   int nr = tci->local_nr;
1028   int mode = (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
1029   int base = (is_image ?
1030               (initial ? SND_BACKGROUND_TITLESCREEN_INITIAL_1 :
1031                          SND_BACKGROUND_TITLESCREEN_1) :
1032               (initial ? SND_BACKGROUND_TITLEMESSAGE_INITIAL_1 :
1033                          SND_BACKGROUND_TITLEMESSAGE_1));
1034   int sound_global = menu.sound[mode];
1035   int sound_local = base + nr;
1036
1037 #if 0
1038   Debug("screens:getTitleSound", "%d, %d, %d: %d ['%s'], %d ['%s']",
1039         nr, initial, is_image,
1040         sound_global, getSoundListEntry(sound_global)->filename,
1041         sound_local, getSoundListEntry(sound_local)->filename);
1042 #endif
1043
1044   if (!strEqual(getSoundListEntry(sound_local)->filename, UNDEFINED_FILENAME))
1045     return sound_local;
1046
1047   if (!strEqual(getSoundListEntry(sound_global)->filename, UNDEFINED_FILENAME))
1048     return sound_global;
1049
1050   return SND_UNDEFINED;
1051 }
1052
1053 static int getTitleMusic(struct TitleControlInfo *tci)
1054 {
1055   boolean is_image = tci->is_image;
1056   int initial = tci->initial;
1057   int nr = tci->local_nr;
1058   int mode = (initial ? GAME_MODE_TITLE_INITIAL : GAME_MODE_TITLE);
1059   int base = (is_image ?
1060               (initial ? MUS_BACKGROUND_TITLESCREEN_INITIAL_1 :
1061                          MUS_BACKGROUND_TITLESCREEN_1) :
1062               (initial ? MUS_BACKGROUND_TITLEMESSAGE_INITIAL_1 :
1063                          MUS_BACKGROUND_TITLEMESSAGE_1));
1064   int music_global = menu.music[mode];
1065   int music_local = base + nr;
1066
1067 #if 0
1068   Debug("screens:getTitleMusic", "%d, %d, %d: %d ['%s'], %d ['%s']",
1069         nr, initial, is_image,
1070         music_global, getMusicListEntry(music_global)->filename,
1071         music_local, getMusicListEntry(music_local)->filename);
1072 #endif
1073
1074   if (!strEqual(getMusicListEntry(music_local)->filename, UNDEFINED_FILENAME))
1075     return music_local;
1076
1077   if (!strEqual(getMusicListEntry(music_global)->filename, UNDEFINED_FILENAME))
1078     return music_global;
1079
1080   return MUS_UNDEFINED;
1081 }
1082
1083 static struct TitleFadingInfo getTitleFading(struct TitleControlInfo *tci)
1084 {
1085   boolean is_image = tci->is_image;
1086   boolean initial = tci->initial;
1087   boolean first = tci->first;
1088   int nr = tci->local_nr;
1089   struct TitleMessageInfo tmi;
1090   struct TitleFadingInfo ti;
1091
1092   tmi = (is_image ? (initial ? (first ?
1093                                 titlescreen_initial_first[nr] :
1094                                 titlescreen_initial[nr])
1095                              : (first ?
1096                                 titlescreen_first[nr] :
1097                                 titlescreen[nr]))
1098                   : (initial ? (first ?
1099                                 titlemessage_initial_first[nr] :
1100                                 titlemessage_initial[nr])
1101                              : (first ?
1102                                 titlemessage_first[nr] :
1103                                 titlemessage[nr])));
1104
1105   ti.fade_mode  = tmi.fade_mode;
1106   ti.fade_delay = tmi.fade_delay;
1107   ti.post_delay = tmi.post_delay;
1108   ti.auto_delay = tmi.auto_delay;
1109   ti.auto_delay_unit = tmi.auto_delay_unit;
1110
1111   return ti;
1112 }
1113
1114 static int compareTitleControlInfo(const void *object1, const void *object2)
1115 {
1116   const struct TitleControlInfo *tci1 = (struct TitleControlInfo *)object1;
1117   const struct TitleControlInfo *tci2 = (struct TitleControlInfo *)object2;
1118   int compare_result;
1119
1120   if (tci1->initial != tci2->initial)
1121     compare_result = (tci1->initial ? -1 : +1);
1122   else if (tci1->sort_priority != tci2->sort_priority)
1123     compare_result = tci1->sort_priority - tci2->sort_priority;
1124   else if (tci1->is_image != tci2->is_image)
1125     compare_result = (tci1->is_image ? -1 : +1);
1126   else
1127     compare_result = tci1->local_nr - tci2->local_nr;
1128
1129   return compare_result;
1130 }
1131
1132 static void InitializeTitleControlsExt_AddTitleInfo(boolean is_image,
1133                                                     boolean initial,
1134                                                     int nr, int sort_priority)
1135 {
1136   title_controls[num_title_screens].is_image = is_image;
1137   title_controls[num_title_screens].initial = initial;
1138   title_controls[num_title_screens].local_nr = nr;
1139   title_controls[num_title_screens].sort_priority = sort_priority;
1140
1141   title_controls[num_title_screens].first = FALSE;      // will be set later
1142
1143   num_title_screens++;
1144 }
1145
1146 static void InitializeTitleControls_CheckTitleInfo(boolean initial)
1147 {
1148   int i;
1149
1150   for (i = 0; i < MAX_NUM_TITLE_IMAGES; i++)
1151   {
1152     int graphic = getTitleScreenGraphic(i, initial);
1153     Bitmap *bitmap = graphic_info[graphic].bitmap;
1154     int sort_priority = graphic_info[graphic].sort_priority;
1155
1156     if (bitmap != NULL)
1157       InitializeTitleControlsExt_AddTitleInfo(TRUE, initial, i, sort_priority);
1158   }
1159
1160   for (i = 0; i < MAX_NUM_TITLE_MESSAGES; i++)
1161   {
1162     struct TitleMessageInfo *tmi = getTitleMessageInfo(i, initial);
1163     char *filename = getLevelSetTitleMessageFilename(i, initial);
1164     int sort_priority = tmi->sort_priority;
1165
1166     if (filename != NULL)
1167       InitializeTitleControlsExt_AddTitleInfo(FALSE, initial, i, sort_priority);
1168   }
1169 }
1170
1171 static void InitializeTitleControls(boolean show_title_initial)
1172 {
1173   num_title_screens = 0;
1174
1175   // 1st step: initialize title screens for game start (only when starting)
1176   if (show_title_initial)
1177     InitializeTitleControls_CheckTitleInfo(TRUE);
1178
1179   // 2nd step: initialize title screens for current level set
1180   InitializeTitleControls_CheckTitleInfo(FALSE);
1181
1182   // sort title screens according to sort_priority and title number
1183   qsort(title_controls, num_title_screens, sizeof(struct TitleControlInfo),
1184         compareTitleControlInfo);
1185
1186   // mark first title screen
1187   title_controls[0].first = TRUE;
1188 }
1189
1190 static boolean visibleMenuPos(struct MenuPosInfo *pos)
1191 {
1192   return (pos != NULL && pos->x != -1 && pos->y != -1);
1193 }
1194
1195 static boolean visibleTextPos(struct TextPosInfo *pos)
1196 {
1197   return (pos != NULL && pos->x != -1 && pos->y != -1);
1198 }
1199
1200 static void InitializeMainControls(void)
1201 {
1202   boolean local_team_mode = (!network.enabled && setup.team_mode);
1203   int i;
1204
1205   // set main control text values to dynamically determined values
1206   sprintf(main_text_name,         "%s",   local_team_mode ? "Team:" : "Name:");
1207
1208   strcpy(main_text_first_level,  int2str(leveldir_current->first_level,
1209                                          menu.main.text.first_level.size));
1210   strcpy(main_text_last_level,   int2str(leveldir_current->last_level,
1211                                          menu.main.text.last_level.size));
1212   strcpy(main_text_level_number, int2str(level_nr,
1213                                          menu.main.text.level_number.size));
1214
1215   main_text_level_year          = leveldir_current->year;
1216   main_text_level_imported_from = leveldir_current->imported_from;
1217   main_text_level_imported_by   = leveldir_current->imported_by;
1218   main_text_level_tested_by     = leveldir_current->tested_by;
1219
1220   main_text_title_1 = getConfigProgramTitleString();
1221   main_text_title_2 = getConfigProgramCopyrightString();
1222   main_text_title_3 = getConfigProgramCompanyString();
1223
1224   // set main control screen positions to dynamically determined values
1225   for (i = 0; main_controls[i].nr != -1; i++)
1226   {
1227     struct MainControlInfo *mci = &main_controls[i];
1228     int nr                         = mci->nr;
1229     struct MenuPosInfo *pos_button = mci->pos_button;
1230     struct TextPosInfo *pos_text   = mci->pos_text;
1231     struct TextPosInfo *pos_input  = mci->pos_input;
1232     char *text                     = (mci->text  ? *mci->text  : NULL);
1233     char *input                    = (mci->input ? *mci->input : NULL);
1234     int button_graphic             = mci->button_graphic;
1235     int font_text                  = (pos_text  ? pos_text->font  : -1);
1236     int font_input                 = (pos_input ? pos_input->font : -1);
1237
1238     int font_text_width   = (font_text  != -1 ? getFontWidth(font_text)   : 0);
1239     int font_text_height  = (font_text  != -1 ? getFontHeight(font_text)  : 0);
1240     int font_input_width  = (font_input != -1 ? getFontWidth(font_input)  : 0);
1241     int font_input_height = (font_input != -1 ? getFontHeight(font_input) : 0);
1242     int text_chars  = (text  != NULL ? strlen(text)  : 0);
1243     int input_chars = (input != NULL ? strlen(input) : 0);
1244
1245     int button_width =
1246       (button_graphic != -1 ? graphic_info[button_graphic].width  : 0);
1247     int button_height =
1248       (button_graphic != -1 ? graphic_info[button_graphic].height : 0);
1249     int text_width   = font_text_width * text_chars;
1250     int text_height  = font_text_height;
1251     int input_width  = font_input_width * input_chars;
1252     int input_height = font_input_height;
1253
1254     if (nr == MAIN_CONTROL_NAME)
1255     {
1256       menu.main.input.name.width  = input_width;
1257       menu.main.input.name.height = input_height;
1258     }
1259
1260     if (pos_button != NULL)             // (x/y may be -1/-1 here)
1261     {
1262       pos_button->width  = button_width;
1263       pos_button->height = button_height;
1264     }
1265
1266     if (pos_text != NULL)               // (x/y may be -1/-1 here)
1267     {
1268       // calculate text size -- needed for text alignment
1269       boolean calculate_text_size = (text != NULL);
1270
1271       if (pos_text->width == -1 || calculate_text_size)
1272         pos_text->width = text_width;
1273       if (pos_text->height == -1 || calculate_text_size)
1274         pos_text->height = text_height;
1275
1276       if (visibleMenuPos(pos_button))
1277       {
1278         if (pos_text->x == -1)
1279           pos_text->x = pos_button->x + pos_button->width;
1280         if (pos_text->y == -1)
1281           pos_text->y =
1282             pos_button->y + (pos_button->height - pos_text->height) / 2;
1283       }
1284     }
1285
1286     if (pos_input != NULL)              // (x/y may be -1/-1 here)
1287     {
1288       if (visibleTextPos(pos_text))
1289       {
1290         if (pos_input->x == -1)
1291           pos_input->x = pos_text->x + pos_text->width;
1292         if (pos_input->y == -1)
1293           pos_input->y = pos_text->y;
1294       }
1295
1296       if (pos_input->width == -1)
1297         pos_input->width = input_width;
1298       if (pos_input->height == -1)
1299         pos_input->height = input_height;
1300     }
1301   }
1302 }
1303
1304 static void DrawPressedGraphicThruMask(int dst_x, int dst_y,
1305                                        int graphic, boolean pressed)
1306 {
1307   struct GraphicInfo *g = &graphic_info[graphic];
1308   Bitmap *src_bitmap;
1309   int src_x, src_y;
1310   int xoffset = (pressed ? g->pressed_xoffset : 0);
1311   int yoffset = (pressed ? g->pressed_yoffset : 0);
1312
1313   getFixedGraphicSource(graphic, 0, &src_bitmap, &src_x, &src_y);
1314
1315   BlitBitmapMasked(src_bitmap, drawto, src_x + xoffset, src_y + yoffset,
1316                    g->width, g->height, dst_x, dst_y);
1317 }
1318
1319 static void DrawCursorAndText_Main_Ext(int nr, boolean active_text,
1320                                        boolean active_input,
1321                                        boolean pressed_button)
1322 {
1323   int i;
1324
1325   for (i = 0; main_controls[i].nr != -1; i++)
1326   {
1327     struct MainControlInfo *mci = &main_controls[i];
1328
1329     if (mci->nr == nr || nr == -1)
1330     {
1331       struct MenuPosInfo *pos_button = mci->pos_button;
1332       struct TextPosInfo *pos_text   = mci->pos_text;
1333       struct TextPosInfo *pos_input  = mci->pos_input;
1334       char *text                     = (mci->text  ? *mci->text  : NULL);
1335       char *input                    = (mci->input ? *mci->input : NULL);
1336       int button_graphic             = mci->button_graphic;
1337       int font_text                  = (pos_text  ? pos_text->font  : -1);
1338       int font_input                 = (pos_input ? pos_input->font : -1);
1339
1340       if (active_text)
1341       {
1342         button_graphic = BUTTON_ACTIVE(button_graphic);
1343         font_text = FONT_ACTIVE(font_text);
1344       }
1345
1346       if (active_input)
1347       {
1348         font_input = FONT_ACTIVE(font_input);
1349       }
1350
1351       if (visibleMenuPos(pos_button))
1352       {
1353         struct MenuPosInfo *pos = pos_button;
1354         int x = mSX + pos->x;
1355         int y = mSY + pos->y;
1356
1357         DrawBackgroundForGraphic(x, y, pos->width, pos->height, button_graphic);
1358         DrawPressedGraphicThruMask(x, y, button_graphic, pressed_button);
1359       }
1360
1361       if (visibleTextPos(pos_text) && text != NULL)
1362       {
1363         struct TextPosInfo *pos = pos_text;
1364         int x = mSX + ALIGNED_TEXT_XPOS(pos);
1365         int y = mSY + ALIGNED_TEXT_YPOS(pos);
1366
1367 #if 1
1368         // (check why/if this is needed)
1369         DrawBackgroundForFont(x, y, pos->width, pos->height, font_text);
1370 #endif
1371         DrawText(x, y, text, font_text);
1372       }
1373
1374       if (visibleTextPos(pos_input) && input != NULL)
1375       {
1376         struct TextPosInfo *pos = pos_input;
1377         int x = mSX + ALIGNED_TEXT_XPOS(pos);
1378         int y = mSY + ALIGNED_TEXT_YPOS(pos);
1379
1380 #if 1
1381         // (check why/if this is needed)
1382         DrawBackgroundForFont(x, y, pos->width, pos->height, font_input);
1383 #endif
1384         DrawText(x, y, input, font_input);
1385       }
1386     }
1387   }
1388 }
1389
1390 static void DrawCursorAndText_Main(int nr, boolean active_text,
1391                                    boolean pressed_button)
1392 {
1393   DrawCursorAndText_Main_Ext(nr, active_text, FALSE, pressed_button);
1394 }
1395
1396 #if 0
1397 static void DrawCursorAndText_Main_Input(int nr, boolean active_text,
1398                                          boolean pressed_button)
1399 {
1400   DrawCursorAndText_Main_Ext(nr, active_text, TRUE, pressed_button);
1401 }
1402 #endif
1403
1404 static struct MainControlInfo *getMainControlInfo(int nr)
1405 {
1406   int i;
1407
1408   for (i = 0; main_controls[i].nr != -1; i++)
1409     if (main_controls[i].nr == nr)
1410       return &main_controls[i];
1411
1412   return NULL;
1413 }
1414
1415 static boolean insideMenuPosRect(struct MenuPosInfo *rect, int x, int y)
1416 {
1417   if (rect == NULL)
1418     return FALSE;
1419
1420   int rect_x = ALIGNED_TEXT_XPOS(rect);
1421   int rect_y = ALIGNED_TEXT_YPOS(rect);
1422
1423   return (x >= rect_x && x < rect_x + rect->width &&
1424           y >= rect_y && y < rect_y + rect->height);
1425 }
1426
1427 static boolean insideTextPosRect(struct TextPosInfo *rect, int x, int y)
1428 {
1429   if (rect == NULL)
1430     return FALSE;
1431
1432   int rect_x = ALIGNED_TEXT_XPOS(rect);
1433   int rect_y = ALIGNED_TEXT_YPOS(rect);
1434
1435 #if 0
1436   Debug("screens:insideTextPosRect",
1437         "(%d, %d), (%d, %d) [%d, %d] (%d, %d) => %d",
1438         x, y, rect_x, rect_y, rect->x, rect->y, rect->width, rect->height,
1439         (x >= rect_x && x < rect_x + rect->width &&
1440          y >= rect_y && y < rect_y + rect->height));
1441 #endif
1442
1443   return (x >= rect_x && x < rect_x + rect->width &&
1444           y >= rect_y && y < rect_y + rect->height);
1445 }
1446
1447 static boolean insidePreviewRect(struct PreviewInfo *preview, int x, int y)
1448 {
1449   int rect_width  = preview->xsize * preview->tile_size;
1450   int rect_height = preview->ysize * preview->tile_size;
1451   int rect_x = ALIGNED_XPOS(preview->x, rect_width,  preview->align);
1452   int rect_y = ALIGNED_YPOS(preview->y, rect_height, preview->valign);
1453
1454   return (x >= rect_x && x < rect_x + rect_width &&
1455           y >= rect_y && y < rect_y + rect_height);
1456 }
1457
1458 static void AdjustScrollbar(int id, int items_max, int items_visible,
1459                             int item_position)
1460 {
1461   struct GadgetInfo *gi = screen_gadget[id];
1462
1463   if (item_position > items_max - items_visible)
1464     item_position = items_max - items_visible;
1465
1466   ModifyGadget(gi, GDI_SCROLLBAR_ITEMS_MAX, items_max,
1467                GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
1468                GDI_SCROLLBAR_ITEM_POSITION, item_position, GDI_END);
1469 }
1470
1471 static void AdjustChooseTreeScrollbar(TreeInfo *ti, int id)
1472 {
1473   AdjustScrollbar(id, numTreeInfoInGroup(ti), NUM_MENU_ENTRIES_ON_SCREEN,
1474                   ti->cl_first);
1475 }
1476
1477 static void clearMenuListArea(void)
1478 {
1479   int scrollbar_xpos = mSX + SC_SCROLLBAR_XPOS + menu.scrollbar_xoffset;
1480
1481   // correct scrollbar position if placed outside menu (playfield) area
1482   if (scrollbar_xpos > SX + SC_SCROLLBAR_XPOS)
1483     scrollbar_xpos = SX + SC_SCROLLBAR_XPOS;
1484
1485   // clear menu list area, but not title or scrollbar
1486   DrawBackground(mSX, mSY + MENU_SCREEN_START_YPOS * 32,
1487                  scrollbar_xpos - mSX, NUM_MENU_ENTRIES_ON_SCREEN * 32);
1488
1489   // special compatibility handling for "Snake Bite" graphics set
1490   if (strPrefix(leveldir_current->identifier, "snake_bite"))
1491     ClearRectangle(drawto, mSX, mSY + MENU_SCREEN_START_YPOS * 32,
1492                    scrollbar_xpos - mSX, NUM_MENU_ENTRIES_ON_SCREEN * 32);
1493 }
1494
1495 static void drawCursorExt(int xpos, int ypos, boolean active, int graphic)
1496 {
1497   static int cursor_array[MAX_LEV_FIELDY];
1498   int x = amSX + TILEX * xpos;
1499   int y = amSY + TILEY * (MENU_SCREEN_START_YPOS + ypos);
1500
1501   if (xpos == 0)
1502   {
1503     if (graphic != -1)
1504       cursor_array[ypos] = graphic;
1505     else
1506       graphic = cursor_array[ypos];
1507   }
1508
1509   if (active)
1510     graphic = BUTTON_ACTIVE(graphic);
1511
1512   DrawBackgroundForGraphic(x, y, TILEX, TILEY, graphic);
1513   DrawFixedGraphicThruMaskExt(drawto, x, y, graphic, 0);
1514 }
1515
1516 static void initCursor(int ypos, int graphic)
1517 {
1518   drawCursorExt(0, ypos, FALSE, graphic);
1519 }
1520
1521 static void drawCursor(int ypos, boolean active)
1522 {
1523   drawCursorExt(0, ypos, active, -1);
1524 }
1525
1526 static void drawCursorXY(int xpos, int ypos, int graphic)
1527 {
1528   drawCursorExt(xpos, ypos, FALSE, graphic);
1529 }
1530
1531 static void drawChooseTreeCursor(int ypos, boolean active)
1532 {
1533   drawCursorExt(0, ypos, active, -1);
1534 }
1535
1536 static int getChooseTreeEditFont(boolean active)
1537 {
1538   return (active ? FONT_MENU_2_ACTIVE : FONT_MENU_2);
1539 }
1540
1541 static int getChooseTreeEditXPos(int pos)
1542 {
1543   boolean has_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->mapped;
1544   int xoffset = (has_scrollbar ? -1 : 0);
1545   int xpos = MENU_SCREEN_TEXT2_XPOS + xoffset;
1546   int sx = amSX + xpos * TILEX;
1547   int font_nr = getChooseTreeEditFont(FALSE);
1548   int width = getTextWidth(STR_CHOOSE_TREE_EDIT, font_nr);
1549
1550   return (pos == POS_RIGHT ? sx + width - 1 : sx);
1551 }
1552
1553 static int getChooseTreeEditYPos(int ypos_raw)
1554 {
1555   int ypos = MENU_SCREEN_START_YPOS + ypos_raw;
1556   int sy = amSY + ypos * TILEY;
1557
1558   return sy;
1559 }
1560
1561 static int getChooseTreeEditXPosReal(int pos)
1562 {
1563   int xpos = getChooseTreeEditXPos(pos);
1564   int font_nr = getChooseTreeEditFont(FALSE);
1565   int font_xoffset = getFontDrawOffsetX(font_nr);
1566
1567   return xpos + font_xoffset;
1568 }
1569
1570 static void drawChooseTreeEdit(int ypos_raw, boolean active)
1571 {
1572   int sx = getChooseTreeEditXPos(POS_LEFT);
1573   int sy = getChooseTreeEditYPos(ypos_raw);
1574   int font_nr = getChooseTreeEditFont(active);
1575
1576   DrawText(sx, sy, STR_CHOOSE_TREE_EDIT, font_nr);
1577 }
1578
1579 static void DrawInfoScreen_Headline(int screen_nr, int num_screens,
1580                                     int use_global_screens)
1581 {
1582   char *info_text_title_1 = getInfoScreenTitle_Generic();
1583   char info_text_title_2[MAX_LINE_LEN + 1];
1584
1585   if (num_screens > 1)
1586   {
1587     sprintf(info_text_title_2, "Page %d of %d", screen_nr + 1, num_screens);
1588   }
1589   else
1590   {
1591     char *text_format = (use_global_screens ? "for %s" : "for \"%s\"");
1592     int text_format_len = strlen(text_format) - strlen("%s");
1593     int max_text_len = SXSIZE / getFontWidth(FONT_TITLE_2);
1594     int max_name_len = max_text_len - text_format_len;
1595     char name_cut[max_name_len];
1596     char *name_full = (use_global_screens ? getProgramTitleString() :
1597                        leveldir_current->name);
1598
1599     snprintf(name_cut, max_name_len, "%s", name_full);
1600     snprintf(info_text_title_2, max_text_len, text_format, name_cut);
1601   }
1602
1603   DrawTextSCentered(MENU_TITLE1_YPOS, FONT_TITLE_1, info_text_title_1);
1604   DrawTextSCentered(MENU_TITLE2_YPOS, FONT_TITLE_2, info_text_title_2);
1605 }
1606
1607 static void DrawTitleScreenImage(int nr, boolean initial)
1608 {
1609   int graphic = getTitleScreenGraphic(nr, initial);
1610   Bitmap *bitmap = graphic_info[graphic].bitmap;
1611   int draw_masked = graphic_info[graphic].draw_masked;
1612   int width  = graphic_info[graphic].width;
1613   int height = graphic_info[graphic].height;
1614   int src_x = graphic_info[graphic].src_x;
1615   int src_y = graphic_info[graphic].src_y;
1616   int dst_x, dst_y;
1617
1618   if (bitmap == NULL)
1619     return;
1620
1621   if (width > WIN_XSIZE)
1622   {
1623     // image width too large for window => center image horizontally
1624     src_x = (width - WIN_XSIZE) / 2;
1625     width = WIN_XSIZE;
1626   }
1627
1628   if (height > WIN_YSIZE)
1629   {
1630     // image height too large for window => center image vertically
1631     src_y = (height - WIN_YSIZE) / 2;
1632     height = WIN_YSIZE;
1633   }
1634
1635   // always display title screens centered
1636   dst_x = (WIN_XSIZE - width) / 2;
1637   dst_y = (WIN_YSIZE - height) / 2;
1638
1639   SetDrawBackgroundMask(REDRAW_ALL);
1640   SetWindowBackgroundImage(getTitleBackground(nr, initial, TRUE));
1641
1642   ClearRectangleOnBackground(drawto, 0, 0, WIN_XSIZE, WIN_YSIZE);
1643
1644   if (DrawingOnBackground(dst_x, dst_y) && draw_masked)
1645     BlitBitmapMasked(bitmap, drawto, src_x, src_y, width, height, dst_x, dst_y);
1646   else
1647     BlitBitmap(bitmap, drawto, src_x, src_y, width, height, dst_x, dst_y);
1648
1649   redraw_mask = REDRAW_ALL;
1650 }
1651
1652 static void DrawTitleScreenMessage(int nr, boolean initial)
1653 {
1654   char *filename = getLevelSetTitleMessageFilename(nr, initial);
1655   struct TitleMessageInfo *tmi = getTitleMessageInfo(nr, initial);
1656
1657   if (filename == NULL)
1658     return;
1659
1660   // force TITLE font on title message screen
1661   SetFontStatus(getTitleMessageGameMode(initial));
1662
1663   // if chars *and* width set to "-1", automatically determine width
1664   if (tmi->chars == -1 && tmi->width == -1)
1665     tmi->width = viewport.window[game_status].width;
1666
1667   // if lines *and* height set to "-1", automatically determine height
1668   if (tmi->lines == -1 && tmi->height == -1)
1669     tmi->height = viewport.window[game_status].height;
1670
1671   // if chars set to "-1", automatically determine by text and font width
1672   if (tmi->chars == -1)
1673     tmi->chars = tmi->width / getFontWidth(tmi->font);
1674   else
1675     tmi->width = tmi->chars * getFontWidth(tmi->font);
1676
1677   // if lines set to "-1", automatically determine by text and font height
1678   if (tmi->lines == -1)
1679     tmi->lines = tmi->height / getFontHeight(tmi->font);
1680   else
1681     tmi->height = tmi->lines * getFontHeight(tmi->font);
1682
1683   // if x set to "-1", automatically determine by width and alignment
1684   if (tmi->x == -1)
1685     tmi->x = -1 * ALIGNED_XPOS(0, tmi->width, tmi->align);
1686
1687   // if y set to "-1", automatically determine by height and alignment
1688   if (tmi->y == -1)
1689     tmi->y = -1 * ALIGNED_YPOS(0, tmi->height, tmi->valign);
1690
1691   SetDrawBackgroundMask(REDRAW_ALL);
1692   SetWindowBackgroundImage(getTitleBackground(nr, initial, FALSE));
1693
1694   ClearRectangleOnBackground(drawto, 0, 0, WIN_XSIZE, WIN_YSIZE);
1695
1696   DrawTextFile(ALIGNED_TEXT_XPOS(tmi), ALIGNED_TEXT_YPOS(tmi),
1697                filename, tmi->font, tmi->chars, -1, tmi->lines, 0, -1,
1698                tmi->autowrap, tmi->centered, tmi->parse_comments);
1699
1700   ResetFontStatus();
1701 }
1702
1703 static void DrawTitleScreen(void)
1704 {
1705   KeyboardAutoRepeatOff();
1706
1707   HandleTitleScreen(0, 0, 0, 0, MB_MENU_INITIALIZE);
1708 }
1709
1710 static boolean CheckTitleScreen(boolean levelset_has_changed)
1711 {
1712   static boolean show_title_initial = TRUE;
1713   boolean show_titlescreen = FALSE;
1714
1715   // needed to be able to skip title screen, if no image or message defined
1716   InitializeTitleControls(show_title_initial);
1717
1718   if (setup.show_titlescreen && (show_title_initial || levelset_has_changed))
1719     show_titlescreen = TRUE;
1720
1721   // show initial title images and messages only once at program start
1722   show_title_initial = FALSE;
1723
1724   return (show_titlescreen && num_title_screens > 0);
1725 }
1726
1727 void DrawMainMenu(void)
1728 {
1729   static LevelDirTree *leveldir_last_valid = NULL;
1730   boolean levelset_has_changed = FALSE;
1731   int fade_mask = REDRAW_FIELD;
1732
1733   LimitScreenUpdates(FALSE);
1734
1735   FadeSetLeaveScreen();
1736
1737   // do not fade out here -- function may continue and fade on editor screen
1738
1739   UnmapAllGadgets();
1740   FadeMenuSoundsAndMusic();
1741
1742   ExpireSoundLoops(FALSE);
1743
1744   KeyboardAutoRepeatOn();
1745
1746   audio.sound_deactivated = FALSE;
1747
1748   GetPlayerConfig();
1749
1750   // needed if last screen was the playing screen, invoked from level editor
1751   if (level_editor_test_game)
1752   {
1753     CloseDoor(DOOR_CLOSE_ALL);
1754
1755     SetGameStatus(GAME_MODE_EDITOR);
1756
1757     DrawLevelEd();
1758
1759     return;
1760   }
1761
1762   // needed if last screen was the playing screen, invoked from hall of fame
1763   if (score_info_tape_play)
1764   {
1765     CloseDoor(DOOR_CLOSE_ALL);
1766
1767     SetGameStatus(GAME_MODE_SCOREINFO);
1768
1769     DrawScoreInfo(scores.last_entry_nr);
1770
1771     return;
1772   }
1773
1774   // reset flag to continue playing next level from hall of fame
1775   scores.continue_playing = FALSE;
1776
1777   // leveldir_current may be invalid (level group, parent link, node copy)
1778   leveldir_current = getValidLevelSeries(leveldir_current, leveldir_last_valid);
1779
1780   if (leveldir_current != leveldir_last_valid)
1781   {
1782     // level setup config may have been loaded to "last played" tree node copy,
1783     // but "leveldir_current" now points to the "original" level set tree node,
1784     // in which case "handicap_level" may still default to the first level
1785     LoadLevelSetup_SeriesInfo();
1786
1787     UpdateLastPlayedLevels_TreeInfo();
1788
1789     levelset_has_changed = TRUE;
1790   }
1791
1792   // store valid level series information
1793   leveldir_last_valid = leveldir_current;
1794
1795   // needed if last screen (level choice) changed graphics, sounds or music
1796   ReloadCustomArtwork(0);
1797
1798   if (CheckTitleScreen(levelset_has_changed))
1799   {
1800     SetGameStatus(GAME_MODE_TITLE);
1801
1802     DrawTitleScreen();
1803
1804     return;
1805   }
1806
1807   if (redraw_mask & REDRAW_ALL)
1808     fade_mask = REDRAW_ALL;
1809
1810   if (CheckFadeAll())
1811     fade_mask = REDRAW_ALL;
1812
1813   FadeOut(fade_mask);
1814
1815   // needed if different viewport properties defined for menues
1816   ChangeViewportPropertiesIfNeeded();
1817
1818   SetDrawtoField(DRAW_TO_BACKBUFFER);
1819
1820   // level_nr may have been set to value over handicap with level editor
1821   if (setup.handicap && level_nr > leveldir_current->handicap_level)
1822     level_nr = leveldir_current->handicap_level;
1823
1824   LoadLevel(level_nr);
1825   LoadScore(level_nr);
1826
1827   SaveLevelSetup_SeriesInfo();
1828
1829   // set this after "ChangeViewportPropertiesIfNeeded()" (which may reset it)
1830   SetDrawDeactivationMask(REDRAW_NONE);
1831   SetDrawBackgroundMask(REDRAW_FIELD);
1832
1833   SetMainBackgroundImage(IMG_BACKGROUND_MAIN);
1834
1835 #if 0
1836   if (fade_mask == REDRAW_ALL)
1837     RedrawGlobalBorder();
1838 #endif
1839
1840   ClearField();
1841
1842   InitializeMainControls();
1843
1844   DrawCursorAndText_Main(-1, FALSE, FALSE);
1845   DrawPreviewLevelInitial();
1846   DrawNetworkPlayers();
1847
1848   HandleMainMenu(0, 0, 0, 0, MB_MENU_INITIALIZE);
1849
1850   TapeStop();
1851   if (TAPE_IS_EMPTY(tape))
1852     LoadTape(level_nr);
1853   DrawCompleteVideoDisplay();
1854
1855   PlayMenuSoundsAndMusic();
1856
1857   // create gadgets for main menu screen
1858   FreeScreenGadgets();
1859   CreateScreenGadgets();
1860
1861   // may be required if audio buttons shown on tape and changed in setup menu
1862   FreeGameButtons();
1863   CreateGameButtons();
1864
1865   // map gadgets for main menu screen
1866   MapTapeButtons();
1867   MapScreenMenuGadgets(SCREEN_MASK_MAIN);
1868   UpdateScreenMenuGadgets(SCREEN_MASK_MAIN_HAS_SOLUTION, hasSolutionTape());
1869   UpdateScreenMenuGadgets(SCREEN_MASK_MAIN_HAS_SET_INFO, hasLevelSetInfo());
1870
1871   // copy actual game door content to door double buffer for OpenDoor()
1872   BlitBitmap(drawto, bitmap_db_door_1, DX, DY, DXSIZE, DYSIZE, 0, 0);
1873   BlitBitmap(drawto, bitmap_db_door_2, VX, VY, VXSIZE, VYSIZE, 0, 0);
1874
1875   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
1876
1877   DrawMaskedBorder(fade_mask);
1878
1879   FadeIn(fade_mask);
1880   FadeSetEnterMenu();
1881
1882   // update screen area with special editor door
1883   redraw_mask |= REDRAW_ALL;
1884   BackToFront();
1885
1886   SetMouseCursor(CURSOR_DEFAULT);
1887
1888   OpenDoor(DOOR_CLOSE_1 | DOOR_OPEN_2);
1889
1890   SyncEmscriptenFilesystem();
1891
1892   // needed once after program start or after user change
1893   CheckApiServerTasks();
1894 }
1895
1896 static void gotoTopLevelDir(void)
1897 {
1898   // move upwards until inside (but not above) top level directory
1899   while (leveldir_current->node_parent &&
1900          !strEqual(leveldir_current->node_parent->subdir, STRING_TOP_DIRECTORY))
1901   {
1902     // write a "path" into level tree for easy navigation to last level
1903     if (leveldir_current->node_parent->node_group->cl_first == -1)
1904     {
1905       int num_leveldirs = numTreeInfoInGroup(leveldir_current);
1906       int leveldir_pos = getPosFromTreeInfo(leveldir_current);
1907       int num_page_entries = MIN(num_leveldirs, NUM_MENU_ENTRIES_ON_SCREEN);
1908       int cl_first, cl_cursor;
1909
1910       cl_first = MAX(0, leveldir_pos - num_page_entries + 1);
1911       cl_cursor = leveldir_pos - cl_first;
1912
1913       leveldir_current->node_parent->node_group->cl_first = cl_first;
1914       leveldir_current->node_parent->node_group->cl_cursor = cl_cursor;
1915     }
1916
1917     leveldir_current = leveldir_current->node_parent;
1918   }
1919 }
1920
1921 static unsigned int getAutoDelayCounter(struct TitleFadingInfo *fi)
1922 {
1923   boolean use_frame_counter = (fi->auto_delay_unit == AUTO_DELAY_UNIT_FRAMES);
1924
1925   return (use_frame_counter ? video.frame_counter : Counter());
1926 }
1927
1928 static boolean TitleAutoDelayReached(unsigned int *counter_var,
1929                                      struct TitleFadingInfo *fi)
1930 {
1931   return DelayReachedExt2(counter_var, fi->auto_delay, getAutoDelayCounter(fi));
1932 }
1933
1934 static void ResetTitleAutoDelay(unsigned int *counter_var,
1935                                 struct TitleFadingInfo *fi)
1936 {
1937   *counter_var = getAutoDelayCounter(fi);
1938 }
1939
1940 void HandleTitleScreen(int mx, int my, int dx, int dy, int button)
1941 {
1942   static unsigned int title_delay = 0;
1943   static int title_screen_nr = 0;
1944   static int last_sound = -1, last_music = -1;
1945   boolean return_to_main_menu = FALSE;
1946   struct TitleControlInfo *tci;
1947   int sound, music;
1948
1949   if (button == MB_MENU_INITIALIZE)
1950   {
1951     title_delay = 0;
1952     title_screen_nr = 0;
1953     tci = &title_controls[title_screen_nr];
1954
1955     SetAnimStatus(getTitleAnimMode(tci));
1956
1957     last_sound = SND_UNDEFINED;
1958     last_music = MUS_UNDEFINED;
1959
1960     if (num_title_screens != 0)
1961     {
1962       FadeSetEnterScreen();
1963
1964       // use individual title fading instead of global "enter screen" fading
1965       fading = getTitleFading(tci);
1966     }
1967
1968     if (game_status_last_screen == GAME_MODE_INFO)
1969     {
1970       if (num_title_screens == 0)
1971       {
1972         // switch game mode from title screen mode back to info screen mode
1973         SetGameStatus(GAME_MODE_INFO);
1974
1975         // store that last screen was info screen, not main menu screen
1976         game_status_last_screen = GAME_MODE_INFO;
1977
1978         DrawInfoScreen_NotAvailable("Title screen information:",
1979                                     "No title screen for this level set.");
1980         return;
1981       }
1982     }
1983
1984     FadeMenuSoundsAndMusic();
1985
1986     FadeOut(REDRAW_ALL);
1987
1988     // title screens may have different window size
1989     ChangeViewportPropertiesIfNeeded();
1990
1991     // only required to update logic for redrawing global border
1992     ClearField();
1993
1994     if (tci->is_image)
1995       DrawTitleScreenImage(tci->local_nr, tci->initial);
1996     else
1997       DrawTitleScreenMessage(tci->local_nr, tci->initial);
1998
1999     sound = getTitleSound(tci);
2000     music = getTitleMusic(tci);
2001
2002     if (sound != last_sound)
2003       PlayMenuSoundExt(sound);
2004     if (music != last_music)
2005       PlayMenuMusicExt(music);
2006
2007     last_sound = sound;
2008     last_music = music;
2009
2010     SetMouseCursor(CURSOR_NONE);
2011
2012     FadeIn(REDRAW_ALL);
2013
2014     ResetTitleAutoDelay(&title_delay, &fading);
2015
2016     return;
2017   }
2018
2019   if (fading.auto_delay > 0 && TitleAutoDelayReached(&title_delay, &fading))
2020     button = MB_MENU_CHOICE;
2021
2022   if (button == MB_MENU_LEAVE)
2023   {
2024     return_to_main_menu = TRUE;
2025   }
2026   else if (button == MB_MENU_CHOICE || dx)
2027   {
2028     if (game_status_last_screen == GAME_MODE_INFO && num_title_screens == 0)
2029     {
2030       SetGameStatus(GAME_MODE_INFO);
2031
2032       info_mode = INFO_MODE_MAIN;
2033
2034       DrawInfoScreen();
2035
2036       return;
2037     }
2038
2039     title_screen_nr +=
2040       (game_status_last_screen == GAME_MODE_INFO && dx < 0 ? -1 : +1);
2041
2042     if (title_screen_nr >= 0 && title_screen_nr < num_title_screens)
2043     {
2044       tci = &title_controls[title_screen_nr];
2045
2046       SetAnimStatus(getTitleAnimMode(tci));
2047
2048       sound = getTitleSound(tci);
2049       music = getTitleMusic(tci);
2050
2051       if (last_sound != SND_UNDEFINED && sound != last_sound)
2052         FadeSound(last_sound);
2053       if (last_music != MUS_UNDEFINED && music != last_music)
2054         FadeMusic();
2055
2056       fading = getTitleFading(tci);
2057
2058       FadeOut(REDRAW_ALL);
2059
2060       if (tci->is_image)
2061         DrawTitleScreenImage(tci->local_nr, tci->initial);
2062       else
2063         DrawTitleScreenMessage(tci->local_nr, tci->initial);
2064
2065       sound = getTitleSound(tci);
2066       music = getTitleMusic(tci);
2067
2068       if (sound != last_sound)
2069         PlayMenuSoundExt(sound);
2070       if (music != last_music)
2071         PlayMenuMusicExt(music);
2072
2073       last_sound = sound;
2074       last_music = music;
2075
2076       FadeIn(REDRAW_ALL);
2077
2078       ResetTitleAutoDelay(&title_delay, &fading);
2079     }
2080     else
2081     {
2082       FadeMenuSoundsAndMusic();
2083
2084       return_to_main_menu = TRUE;
2085     }
2086   }
2087
2088   if (return_to_main_menu)
2089   {
2090     SetMouseCursor(CURSOR_DEFAULT);
2091
2092     // force full menu screen redraw after displaying title screens
2093     redraw_mask = REDRAW_ALL;
2094
2095     if (game_status_last_screen == GAME_MODE_INFO)
2096     {
2097       SetGameStatus(GAME_MODE_INFO);
2098
2099       info_mode = INFO_MODE_MAIN;
2100
2101       DrawInfoScreen();
2102     }
2103     else        // default: return to main menu
2104     {
2105       SetGameStatus(GAME_MODE_MAIN);
2106
2107       DrawMainMenu();
2108     }
2109   }
2110 }
2111
2112 static void HandleMainMenu_ToggleTeamMode(void)
2113 {
2114   setup.team_mode = !setup.team_mode;
2115
2116   InitializeMainControls();
2117   DrawCursorAndText_Main(MAIN_CONTROL_NAME, TRUE, FALSE);
2118
2119   DrawPreviewPlayers();
2120 }
2121
2122 static void HandleMainMenu_SelectLevel(int step, int direction,
2123                                        int selected_level_nr)
2124 {
2125   int old_level_nr = level_nr;
2126   int new_level_nr;
2127
2128   if (selected_level_nr != NO_DIRECT_LEVEL_SELECT)
2129     new_level_nr = selected_level_nr;
2130   else
2131     new_level_nr = old_level_nr + step * direction;
2132
2133   if (new_level_nr < leveldir_current->first_level)
2134     new_level_nr = leveldir_current->first_level;
2135   if (new_level_nr > leveldir_current->last_level)
2136     new_level_nr = leveldir_current->last_level;
2137
2138   if (setup.handicap && new_level_nr > leveldir_current->handicap_level)
2139   {
2140     // skipping levels is only allowed when trying to skip single level
2141     if (setup.skip_levels && new_level_nr == old_level_nr + 1 &&
2142         Request("Level still unsolved! Skip it anyway?", REQ_ASK))
2143     {
2144       leveldir_current->handicap_level++;
2145       SaveLevelSetup_SeriesInfo();
2146     }
2147
2148     new_level_nr = leveldir_current->handicap_level;
2149   }
2150
2151   if (new_level_nr != old_level_nr)
2152   {
2153     struct MainControlInfo *mci = getMainControlInfo(MAIN_CONTROL_LEVEL_NUMBER);
2154
2155     PlaySound(SND_MENU_ITEM_SELECTING);
2156
2157     level_nr = new_level_nr;
2158
2159     DrawText(mSX + mci->pos_text->x, mSY + mci->pos_text->y,
2160              int2str(level_nr, menu.main.text.level_number.size),
2161              mci->pos_text->font);
2162
2163     LoadLevel(level_nr);
2164     DrawPreviewLevelInitial();
2165
2166     TapeErase();
2167     LoadTape(level_nr);
2168     DrawCompleteVideoDisplay();
2169
2170     SaveLevelSetup_SeriesInfo();
2171
2172     UpdateScreenMenuGadgets(SCREEN_MASK_MAIN_HAS_SOLUTION, hasSolutionTape());
2173
2174     // force redraw of playfield area (may be reset at this point)
2175     redraw_mask |= REDRAW_FIELD;
2176   }
2177 }
2178
2179 void HandleMainMenu(int mx, int my, int dx, int dy, int button)
2180 {
2181   static int choice = MAIN_CONTROL_GAME;
2182   static boolean button_pressed_last = FALSE;
2183   boolean button_pressed = FALSE;
2184   int pos = choice;
2185   int i = 0;    // needed to prevent compiler warning due to bad code below
2186
2187   if (button == MB_MENU_INITIALIZE)
2188   {
2189     DrawCursorAndText_Main(choice, TRUE, FALSE);
2190
2191     return;
2192   }
2193
2194   if (mx || my)         // mouse input
2195   {
2196     pos = -1;
2197
2198     for (i = 0; main_controls[i].nr != -1; i++)
2199     {
2200       if (insideMenuPosRect(main_controls[i].pos_button, mx - mSX, my - mSY) ||
2201           insideTextPosRect(main_controls[i].pos_text,   mx - mSX, my - mSY) ||
2202           insideTextPosRect(main_controls[i].pos_input,  mx - mSX, my - mSY))
2203       {
2204         pos = main_controls[i].nr;
2205
2206         break;
2207       }
2208     }
2209
2210     // check if level preview was clicked
2211     if (insidePreviewRect(&preview, mx - SX, my - SY))
2212       pos = MAIN_CONTROL_GAME;
2213
2214     // handle pressed/unpressed state for active/inactive menu buttons
2215     // (if pos != -1, "i" contains index position corresponding to "pos")
2216     if (button &&
2217         pos >= MAIN_CONTROL_NAME && pos <= MAIN_CONTROL_QUIT &&
2218         insideMenuPosRect(main_controls[i].pos_button, mx - mSX, my - mSY))
2219       button_pressed = TRUE;
2220
2221     if (button_pressed != button_pressed_last)
2222     {
2223       DrawCursorAndText_Main(choice, TRUE, button_pressed);
2224
2225       if (button_pressed)
2226         PlaySound(SND_MENU_BUTTON_PRESSING);
2227       else
2228         PlaySound(SND_MENU_BUTTON_RELEASING);
2229     }
2230   }
2231   else if (dx || dy)    // keyboard input
2232   {
2233     if (dx > 0 && (choice == MAIN_CONTROL_INFO ||
2234                    choice == MAIN_CONTROL_SETUP))
2235       button = MB_MENU_CHOICE;
2236     else if (dy)
2237       pos = choice + dy;
2238   }
2239
2240   if (pos == MAIN_CONTROL_FIRST_LEVEL && !button)
2241   {
2242     HandleMainMenu_SelectLevel(MAX_LEVELS, -1, NO_DIRECT_LEVEL_SELECT);
2243   }
2244   else if (pos == MAIN_CONTROL_LAST_LEVEL && !button)
2245   {
2246     HandleMainMenu_SelectLevel(MAX_LEVELS, +1, NO_DIRECT_LEVEL_SELECT);
2247   }
2248   else if (pos == MAIN_CONTROL_LEVEL_NUMBER && !button)
2249   {
2250     CloseDoor(DOOR_CLOSE_2);
2251
2252     SetGameStatus(GAME_MODE_LEVELNR);
2253
2254     DrawChooseLevelNr();
2255   }
2256   else if (pos >= MAIN_CONTROL_NAME && pos <= MAIN_CONTROL_QUIT)
2257   {
2258     if (button)
2259     {
2260       if (pos != choice)
2261       {
2262         PlaySound(SND_MENU_ITEM_ACTIVATING);
2263
2264         DrawCursorAndText_Main(choice, FALSE, FALSE);
2265         DrawCursorAndText_Main(pos, TRUE, button_pressed);
2266
2267         choice = pos;
2268       }
2269       else if (dx != 0)
2270       {
2271         if (choice == MAIN_CONTROL_NAME)
2272         {
2273           // special case: cursor left or right pressed -- toggle team mode
2274           HandleMainMenu_ToggleTeamMode();
2275         }
2276         else if (choice != MAIN_CONTROL_INFO &&
2277                  choice != MAIN_CONTROL_SETUP)
2278         {
2279           HandleMainMenu_SelectLevel(1, dx, NO_DIRECT_LEVEL_SELECT);
2280         }
2281       }
2282     }
2283     else
2284     {
2285       PlaySound(SND_MENU_ITEM_SELECTING);
2286
2287       if (pos == MAIN_CONTROL_NAME)
2288       {
2289         if ((mx || my) &&
2290             insideTextPosRect(main_controls[i].pos_text, mx - mSX, my - mSY))
2291         {
2292           // special case: menu text "name/team" clicked -- toggle team mode
2293           HandleMainMenu_ToggleTeamMode();
2294         }
2295         else
2296         {
2297           if (setup.multiple_users)
2298           {
2299             CloseDoor(DOOR_CLOSE_2);
2300
2301             SetGameStatus(GAME_MODE_NAMES);
2302
2303             DrawChoosePlayerName();
2304           }
2305           else
2306           {
2307             SetGameStatus(GAME_MODE_PSEUDO_TYPENAME);
2308
2309             DrawTypeName();
2310           }
2311         }
2312       }
2313       else if (pos == MAIN_CONTROL_LEVELS)
2314       {
2315         if (leveldir_first)
2316         {
2317           CloseDoor(DOOR_CLOSE_2);
2318
2319           SetGameStatus(GAME_MODE_LEVELS);
2320
2321           SaveLevelSetup_LastSeries();
2322           SaveLevelSetup_SeriesInfo();
2323
2324           // restore level set if chosen from "last played level set" menu
2325           RestoreLastPlayedLevels(&leveldir_current);
2326
2327           if (setup.internal.choose_from_top_leveldir)
2328             gotoTopLevelDir();
2329
2330           DrawChooseLevelSet();
2331         }
2332       }
2333       else if (pos == MAIN_CONTROL_SCORES)
2334       {
2335         CloseDoor(DOOR_CLOSE_2);
2336
2337         SetGameStatus(GAME_MODE_SCORES);
2338
2339         DrawHallOfFame(level_nr);
2340       }
2341       else if (pos == MAIN_CONTROL_EDITOR)
2342       {
2343         if (leveldir_current->readonly &&
2344             setup.editor.show_read_only_warning)
2345           Request("This level is read-only!", REQ_CONFIRM | REQ_STAY_OPEN);
2346
2347         CloseDoor(DOOR_CLOSE_ALL);
2348
2349         SetGameStatus(GAME_MODE_EDITOR);
2350
2351         FadeSetEnterScreen();
2352
2353         DrawLevelEd();
2354       }
2355       else if (pos == MAIN_CONTROL_INFO)
2356       {
2357         CloseDoor(DOOR_CLOSE_2);
2358
2359         SetGameStatus(GAME_MODE_INFO);
2360
2361         info_mode = INFO_MODE_MAIN;
2362
2363         DrawInfoScreen();
2364       }
2365       else if (pos == MAIN_CONTROL_GAME)
2366       {
2367         StartGameActions(network.enabled, setup.autorecord, level.random_seed);
2368       }
2369       else if (pos == MAIN_CONTROL_SETUP)
2370       {
2371         CloseDoor(DOOR_CLOSE_2);
2372
2373         SetGameStatus(GAME_MODE_SETUP);
2374
2375         setup_mode = SETUP_MODE_MAIN;
2376
2377         DrawSetupScreen();
2378       }
2379       else if (pos == MAIN_CONTROL_QUIT)
2380       {
2381         SaveLevelSetup_LastSeries();
2382         SaveLevelSetup_SeriesInfo();
2383
2384 #if defined(PLATFORM_EMSCRIPTEN)
2385         Request("Close the browser window to quit!", REQ_CONFIRM);
2386 #else
2387         if (!setup.ask_on_quit_program ||
2388             Request("Do you really want to quit?", REQ_ASK | REQ_STAY_CLOSED))
2389           SetGameStatus(GAME_MODE_QUIT);
2390 #endif
2391       }
2392     }
2393   }
2394
2395   button_pressed_last = button_pressed;
2396 }
2397
2398
2399 // ============================================================================
2400 // info screen functions
2401 // ============================================================================
2402
2403 static struct TokenInfo *info_info;
2404 static int num_info_info;       // number of info entries shown on screen
2405 static int max_info_info;       // total number of info entries in list
2406
2407 static void execInfoTitleScreen(void)
2408 {
2409   info_mode = INFO_MODE_TITLE;
2410
2411   DrawInfoScreen();
2412 }
2413
2414 static void execInfoElements(void)
2415 {
2416   info_mode = INFO_MODE_ELEMENTS;
2417
2418   DrawInfoScreen();
2419 }
2420
2421 static void execInfoMusic(void)
2422 {
2423   info_mode = INFO_MODE_MUSIC;
2424
2425   DrawInfoScreen();
2426 }
2427
2428 static void execInfoCredits(void)
2429 {
2430   info_mode = INFO_MODE_CREDITS;
2431
2432   DrawInfoScreen();
2433 }
2434
2435 static void execInfoProgram(void)
2436 {
2437   info_mode = INFO_MODE_PROGRAM;
2438
2439   DrawInfoScreen();
2440 }
2441
2442 static void execInfoVersion(void)
2443 {
2444   info_mode = INFO_MODE_VERSION;
2445
2446   DrawInfoScreen();
2447 }
2448
2449 static void execInfoLevelSet(void)
2450 {
2451   info_mode = INFO_MODE_LEVELSET;
2452
2453   DrawInfoScreen();
2454 }
2455
2456 static void execExitInfo(void)
2457 {
2458   SetGameStatus(GAME_MODE_MAIN);
2459
2460   DrawMainMenu();
2461 }
2462
2463 static struct TokenInfo info_info_main[] =
2464 {
2465   { TYPE_ENTER_SCREEN,  execInfoTitleScreen,    STR_INFO_TITLE          },
2466   { TYPE_ENTER_SCREEN,  execInfoElements,       STR_INFO_ELEMENTS       },
2467   { TYPE_ENTER_SCREEN,  execInfoMusic,          STR_INFO_MUSIC          },
2468   { TYPE_ENTER_SCREEN,  execInfoCredits,        STR_INFO_CREDITS        },
2469   { TYPE_ENTER_SCREEN,  execInfoProgram,        STR_INFO_PROGRAM        },
2470   { TYPE_ENTER_SCREEN,  execInfoVersion,        STR_INFO_VERSION        },
2471   { TYPE_ENTER_SCREEN,  execInfoLevelSet,       STR_INFO_LEVELSET       },
2472   { TYPE_EMPTY,         NULL,                   ""                      },
2473   { TYPE_LEAVE_MENU,    execExitInfo,           STR_INFO_EXIT           },
2474
2475   { 0,                  NULL,                   NULL                    }
2476 };
2477
2478 static int getMenuTextFont(int type)
2479 {
2480   if (type & (TYPE_SWITCH       |
2481               TYPE_YES_NO       |
2482               TYPE_YES_NO_AUTO  |
2483               TYPE_STRING       |
2484               TYPE_PLAYER       |
2485               TYPE_ECS_AGA      |
2486               TYPE_KEYTEXT      |
2487               TYPE_ENTER_LIST   |
2488               TYPE_TEXT_INPUT))
2489     return FONT_MENU_2;
2490   else
2491     return FONT_MENU_1;
2492 }
2493
2494 static struct TokenInfo *setup_info;
2495 static struct TokenInfo setup_info_input[];
2496
2497 static struct TokenInfo *menu_info;
2498
2499 static void PlayInfoSound(void)
2500 {
2501   int info_sound = getInfoScreenBackgroundSound_Generic();
2502   char *next_sound = getSoundInfoEntryFilename(info_sound);
2503
2504   if (next_sound != NULL)
2505     PlayMenuSoundExt(info_sound);
2506   else
2507     PlayMenuSound();
2508 }
2509
2510 static void PlayInfoSoundIfLoop(void)
2511 {
2512   int info_sound = getInfoScreenBackgroundSound_Generic();
2513   char *next_sound = getSoundInfoEntryFilename(info_sound);
2514
2515   if (next_sound != NULL)
2516     PlayMenuSoundIfLoopExt(info_sound);
2517   else
2518     PlayMenuSoundIfLoop();
2519 }
2520
2521 static void PlayInfoMusic(void)
2522 {
2523   int info_music = getInfoScreenBackgroundMusic_Generic();
2524   char *curr_music = getCurrentlyPlayingMusicFilename();
2525   char *next_music = getMusicInfoEntryFilename(info_music);
2526
2527   if (next_music != NULL)
2528   {
2529     // play music if info screen music differs from current music
2530     if (!strEqual(curr_music, next_music))
2531       PlayMenuMusicExt(info_music);
2532   }
2533   else
2534   {
2535     // only needed if info screen was directly invoked from main menu
2536     PlayMenuMusic();
2537   }
2538 }
2539
2540 static void PlayInfoSoundsAndMusic(void)
2541 {
2542   PlayInfoSound();
2543   PlayInfoMusic();
2544 }
2545
2546 static void FadeInfoSounds(void)
2547 {
2548   FadeSounds();
2549 }
2550
2551 static void FadeInfoMusic(void)
2552 {
2553   int info_music = getInfoScreenBackgroundMusic_Generic();
2554   char *curr_music = getCurrentlyPlayingMusicFilename();
2555   char *next_music = getMusicInfoEntryFilename(info_music);
2556
2557   if (next_music != NULL)
2558   {
2559     // fade music if info screen music differs from current music
2560     if (!strEqual(curr_music, next_music))
2561       FadeMusic();
2562   }
2563 }
2564
2565 static void FadeInfoSoundsAndMusic(void)
2566 {
2567   FadeInfoSounds();
2568   FadeInfoMusic();
2569 }
2570
2571 static void DrawCursorAndText_Menu_Ext(struct TokenInfo *token_info,
2572                                        int screen_pos, int menu_info_pos_raw,
2573                                        boolean active)
2574 {
2575   int pos = (menu_info_pos_raw < 0 ? screen_pos : menu_info_pos_raw);
2576   struct TokenInfo *ti = &token_info[pos];
2577   int xpos = MENU_SCREEN_START_XPOS;
2578   int ypos = MENU_SCREEN_START_YPOS + screen_pos;
2579   int font_nr = getMenuTextFont(ti->type);
2580
2581   if (setup_mode == SETUP_MODE_INPUT)
2582     font_nr = FONT_MENU_1;
2583
2584   if (active)
2585     font_nr = FONT_ACTIVE(font_nr);
2586
2587   DrawText(mSX + xpos * 32, mSY + ypos * 32, ti->text, font_nr);
2588
2589   if (ti->type & ~TYPE_SKIP_ENTRY)
2590     drawCursor(screen_pos, active);
2591 }
2592
2593 static void DrawCursorAndText_Menu(int screen_pos, int menu_info_pos_raw,
2594                                    boolean active)
2595 {
2596   DrawCursorAndText_Menu_Ext(menu_info, screen_pos, menu_info_pos_raw, active);
2597 }
2598
2599 static void DrawCursorAndText_Setup(int screen_pos, int menu_info_pos_raw,
2600                                     boolean active)
2601 {
2602   DrawCursorAndText_Menu_Ext(setup_info, screen_pos, menu_info_pos_raw, active);
2603 }
2604
2605 static char *window_size_text;
2606 static char *scaling_type_text;
2607 static char *network_server_text;
2608
2609 static void drawSetupValue(int, int);
2610
2611 static void drawMenuInfoList(int first_entry, int num_page_entries,
2612                              int max_page_entries)
2613 {
2614   int i;
2615
2616   if (first_entry + num_page_entries > max_page_entries)
2617     first_entry = 0;
2618
2619   clearMenuListArea();
2620
2621   for (i = 0; i < num_page_entries; i++)
2622   {
2623     int menu_info_pos = first_entry + i;
2624     struct TokenInfo *si = &menu_info[menu_info_pos];
2625     void *value_ptr = si->value;
2626
2627     // set some entries to "unchangeable" according to other variables
2628     if ((value_ptr == &setup.sound_simple && !audio.sound_available) ||
2629         (value_ptr == &setup.sound_loops  && !audio.loops_available) ||
2630         (value_ptr == &setup.sound_music  && !audio.music_available) ||
2631         (value_ptr == &setup.fullscreen   && !video.fullscreen_available) ||
2632         (value_ptr == &window_size_text   && !video.window_scaling_available) ||
2633         (value_ptr == &scaling_type_text  && !video.window_scaling_available))
2634       si->type |= TYPE_GHOSTED;
2635
2636     if (si->type & (TYPE_ENTER_MENU|TYPE_ENTER_LIST))
2637       initCursor(i, IMG_MENU_BUTTON_ENTER_MENU);
2638     else if (si->type & (TYPE_LEAVE_MENU|TYPE_LEAVE_LIST))
2639       initCursor(i, IMG_MENU_BUTTON_LEAVE_MENU);
2640     else if (si->type & ~TYPE_SKIP_ENTRY)
2641       initCursor(i, IMG_MENU_BUTTON);
2642
2643     DrawCursorAndText_Menu(i, menu_info_pos, FALSE);
2644
2645     if (si->type & TYPE_STRING)
2646     {
2647       int gadget_id = -1;
2648
2649       if (value_ptr == &network_server_text)
2650         gadget_id = SCREEN_CTRL_ID_NETWORK_SERVER;
2651
2652       if (gadget_id != -1)
2653       {
2654         struct GadgetInfo *gi = screen_gadget[gadget_id];
2655         int xpos = MENU_SCREEN_START_XPOS;
2656         int ypos = MENU_SCREEN_START_YPOS + i;
2657         int x = mSX + xpos * 32;
2658         int y = mSY + ypos * 32;
2659
2660         ModifyGadget(gi, GDI_X, x, GDI_Y, y, GDI_END);
2661       }
2662     }
2663
2664     if (si->type & TYPE_VALUE &&
2665         menu_info == setup_info)
2666       drawSetupValue(i, menu_info_pos);
2667   }
2668 }
2669
2670 static void DrawInfoScreen_Main(void)
2671 {
2672   int fade_mask = REDRAW_FIELD;
2673   int i;
2674
2675   // (needed after displaying info sub-screens directly from main menu)
2676   if (info_screens_from_main)
2677   {
2678     info_screens_from_main = FALSE;
2679
2680     SetGameStatus(GAME_MODE_MAIN);
2681
2682     DrawMainMenu();
2683
2684     return;
2685   }
2686
2687   if (redraw_mask & REDRAW_ALL)
2688     fade_mask = REDRAW_ALL;
2689
2690   if (CheckFadeAll())
2691     fade_mask = REDRAW_ALL;
2692
2693   UnmapAllGadgets();
2694   FadeMenuSoundsAndMusic();
2695
2696   FreeScreenGadgets();
2697   CreateScreenGadgets();
2698
2699   // (needed after displaying title screens which disable auto repeat)
2700   KeyboardAutoRepeatOn();
2701
2702   FadeSetLeaveScreen();
2703
2704   FadeOut(fade_mask);
2705
2706   // needed if different viewport properties defined for info screen
2707   ChangeViewportPropertiesIfNeeded();
2708
2709   SetMainBackgroundImage(IMG_BACKGROUND_INFO);
2710
2711   ClearField();
2712
2713   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
2714
2715   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, STR_INFO_MAIN);
2716
2717   info_info = info_info_main;
2718
2719   // use modified info screen info without info screen entries marked as hidden
2720   info_info = getSetupInfoFinal(info_info);
2721
2722   // determine maximal number of info entries that can be displayed on screen
2723   num_info_info = 0;
2724   for (i = 0; info_info[i].type != 0 && i < NUM_MENU_ENTRIES_ON_SCREEN; i++)
2725     num_info_info++;
2726
2727   // determine maximal number of info entries available for menu of info screen
2728   max_info_info = 0;
2729   for (i = 0; info_info[i].type != 0; i++)
2730     max_info_info++;
2731
2732   HandleInfoScreen_Main(0, 0, 0, 0, MB_MENU_INITIALIZE);
2733
2734   MapScreenGadgets(max_info_info);
2735
2736   PlayMenuSoundsAndMusic();
2737
2738   DrawMaskedBorder(fade_mask);
2739
2740   FadeIn(fade_mask);
2741 }
2742
2743 static void changeSetupValue(int, int, int);
2744
2745 static void HandleMenuScreen(int mx, int my, int dx, int dy, int button,
2746                              int mode, int num_page_entries,
2747                              int max_page_entries)
2748 {
2749   static int num_page_entries_all_last[NUM_SPECIAL_GFX_ARGS][MAX_MENU_MODES];
2750   static int choice_stores[NUM_SPECIAL_GFX_ARGS][MAX_MENU_MODES];
2751   static int first_entry_stores[NUM_SPECIAL_GFX_ARGS][MAX_MENU_MODES];
2752   boolean has_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->mapped;
2753   int mx_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->x;
2754   int mx_right_border = (has_scrollbar ? mx_scrollbar : SX + SXSIZE);
2755   int *num_page_entries_last = num_page_entries_all_last[game_status];
2756   int *choice_store = choice_stores[game_status];
2757   int *first_entry_store = first_entry_stores[game_status];
2758   int choice = choice_store[mode];              // starts with 0
2759   int first_entry = first_entry_store[mode];    // starts with 0
2760   int x = 0;
2761   int y = choice - first_entry;
2762   int y_old = y;
2763   boolean position_set_by_scrollbar = (dx == 999);
2764   int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
2765   int i;
2766
2767   if (button == MB_MENU_INITIALIZE)
2768   {
2769     // check if number of menu page entries has changed (may happen by change
2770     // of custom artwork definition value for 'list_size' for this menu screen)
2771     // (in this case, the last menu position most probably has to be corrected)
2772     if (num_page_entries != num_page_entries_last[mode])
2773     {
2774       choice_store[mode] = first_entry_store[mode] = 0;
2775
2776       choice = first_entry = 0;
2777       y = y_old = 0;
2778
2779       num_page_entries_last[mode] = num_page_entries;
2780     }
2781
2782     // advance to first valid menu entry
2783     while (choice < num_page_entries &&
2784            menu_info[choice].type & TYPE_SKIP_ENTRY)
2785       choice++;
2786
2787     if (position_set_by_scrollbar)
2788       first_entry = first_entry_store[mode] = dy;
2789     else
2790       AdjustScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL, max_page_entries,
2791                       NUM_MENU_ENTRIES_ON_SCREEN, first_entry);
2792
2793     drawMenuInfoList(first_entry, num_page_entries, max_page_entries);
2794
2795     if (choice < first_entry)
2796     {
2797       choice = first_entry;
2798
2799       if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2800         choice++;
2801     }
2802     else if (choice > first_entry + num_page_entries - 1)
2803     {
2804       choice = first_entry + num_page_entries - 1;
2805
2806       if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2807         choice--;
2808     }
2809
2810     choice_store[mode] = choice;
2811
2812     DrawCursorAndText_Menu(choice - first_entry, choice, TRUE);
2813
2814     return;
2815   }
2816   else if (button == MB_MENU_LEAVE)
2817   {
2818     PlaySound(SND_MENU_ITEM_SELECTING);
2819
2820     for (i = 0; i < max_page_entries; i++)
2821     {
2822       if (menu_info[i].type & TYPE_LEAVE_MENU)
2823       {
2824         void (*menu_callback_function)(void) = menu_info[i].value;
2825
2826         FadeSetLeaveMenu();
2827
2828         menu_callback_function();
2829
2830         break;  // absolutely needed because function changes 'menu_info'!
2831       }
2832     }
2833
2834     return;
2835   }
2836
2837   if (mx || my)         // mouse input
2838   {
2839     x = (mx - mSX) / 32;
2840     y = (my - mSY) / 32 - MENU_SCREEN_START_YPOS;
2841   }
2842   else if (dx || dy)    // keyboard or scrollbar/scrollbutton input
2843   {
2844     // move cursor instead of scrolling when already at start/end of list
2845     if (dy == -1 * SCROLL_LINE && first_entry == 0)
2846       dy = -1;
2847     else if (dy == +1 * SCROLL_LINE &&
2848              first_entry + num_page_entries == max_page_entries)
2849       dy = 1;
2850
2851     // handle scrolling screen one line or page
2852     if (y + dy < 0 ||
2853         y + dy > num_page_entries - 1)
2854     {
2855       boolean redraw = FALSE;
2856
2857       if (ABS(dy) == SCROLL_PAGE)
2858         step = num_page_entries - 1;
2859
2860       if (dy < 0 && first_entry > 0)
2861       {
2862         // scroll page/line up
2863
2864         first_entry -= step;
2865         if (first_entry < 0)
2866           first_entry = 0;
2867
2868         redraw = TRUE;
2869       }
2870       else if (dy > 0 && first_entry + num_page_entries < max_page_entries)
2871       {
2872         // scroll page/line down
2873
2874         first_entry += step;
2875         if (first_entry + num_page_entries > max_page_entries)
2876           first_entry = MAX(0, max_page_entries - num_page_entries);
2877
2878         redraw = TRUE;
2879       }
2880
2881       if (redraw)
2882       {
2883         choice += first_entry - first_entry_store[mode];
2884
2885         if (choice < first_entry)
2886         {
2887           choice = first_entry;
2888
2889           if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2890             choice++;
2891         }
2892         else if (choice > first_entry + num_page_entries - 1)
2893         {
2894           choice = first_entry + num_page_entries - 1;
2895
2896           if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2897             choice--;
2898         }
2899         else if (menu_info[choice].type & TYPE_SKIP_ENTRY)
2900         {
2901           choice += SIGN(dy);
2902
2903           if (choice < first_entry ||
2904               choice > first_entry + num_page_entries - 1)
2905           first_entry += SIGN(dy);
2906         }
2907
2908         first_entry_store[mode] = first_entry;
2909         choice_store[mode] = choice;
2910
2911         drawMenuInfoList(first_entry, num_page_entries, max_page_entries);
2912
2913         DrawCursorAndText_Menu(choice - first_entry, choice, TRUE);
2914
2915         AdjustScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL, max_page_entries,
2916                         NUM_MENU_ENTRIES_ON_SCREEN, first_entry);
2917       }
2918
2919       return;
2920     }
2921
2922     if (dx)
2923     {
2924       int menu_navigation_type = (dx < 0 ? TYPE_LEAVE : TYPE_ENTER);
2925
2926       if (menu_info[choice].type & menu_navigation_type ||
2927           menu_info[choice].type & TYPE_BOOLEAN_STYLE ||
2928           menu_info[choice].type & TYPE_YES_NO_AUTO ||
2929           menu_info[choice].type & TYPE_PLAYER)
2930         button = MB_MENU_CHOICE;
2931     }
2932     else if (dy)
2933       y += dy;
2934
2935     // jump to next non-empty menu entry (up or down)
2936     while (first_entry + y > 0 &&
2937            first_entry + y < max_page_entries - 1 &&
2938            menu_info[first_entry + y].type & TYPE_SKIP_ENTRY)
2939       y += dy;
2940
2941     if (!IN_VIS_MENU(x, y))
2942     {
2943       choice += y - y_old;
2944
2945       if (choice < first_entry)
2946         first_entry = choice;
2947       else if (choice > first_entry + num_page_entries - 1)
2948         first_entry = choice - num_page_entries + 1;
2949
2950       if (first_entry >= 0 &&
2951           first_entry + num_page_entries <= max_page_entries)
2952       {
2953         first_entry_store[mode] = first_entry;
2954
2955         if (choice < first_entry)
2956           choice = first_entry;
2957         else if (choice > first_entry + num_page_entries - 1)
2958           choice = first_entry + num_page_entries - 1;
2959
2960         choice_store[mode] = choice;
2961
2962         drawMenuInfoList(first_entry, num_page_entries, max_page_entries);
2963
2964         DrawCursorAndText_Menu(choice - first_entry, choice, TRUE);
2965
2966         AdjustScrollbar(SCREEN_CTRL_ID_SCROLL_VERTICAL, max_page_entries,
2967                         NUM_MENU_ENTRIES_ON_SCREEN, first_entry);
2968       }
2969
2970       return;
2971     }
2972   }
2973
2974   if (!anyScrollbarGadgetActive() &&
2975       IN_VIS_MENU(x, y) &&
2976       mx < mx_right_border &&
2977       y >= 0 && y < num_page_entries)
2978   {
2979     if (button)
2980     {
2981       if (first_entry + y != choice &&
2982           menu_info[first_entry + y].type & ~TYPE_SKIP_ENTRY)
2983       {
2984         PlaySound(SND_MENU_ITEM_ACTIVATING);
2985
2986         DrawCursorAndText_Menu(choice - first_entry, choice, FALSE);
2987         DrawCursorAndText_Menu(y, first_entry + y, TRUE);
2988
2989         choice = choice_store[mode] = first_entry + y;
2990       }
2991       else if (dx < 0)
2992       {
2993         PlaySound(SND_MENU_ITEM_SELECTING);
2994
2995         for (i = 0; menu_info[i].type != 0; i++)
2996         {
2997           if (menu_info[i].type & TYPE_LEAVE_MENU)
2998           {
2999             void (*menu_callback_function)(void) = menu_info[i].value;
3000
3001             FadeSetLeaveMenu();
3002
3003             menu_callback_function();
3004
3005             // absolutely needed because function changes 'menu_info'!
3006             break;
3007           }
3008         }
3009
3010         return;
3011       }
3012     }
3013     else if (!(menu_info[first_entry + y].type & TYPE_GHOSTED))
3014     {
3015       PlaySound(SND_MENU_ITEM_SELECTING);
3016
3017       // when selecting key headline, execute function for key value change
3018       if (menu_info[first_entry + y].type & TYPE_KEYTEXT &&
3019           menu_info[first_entry + y + 1].type & TYPE_KEY)
3020         y++;
3021
3022       // when selecting string value, execute function for list selection
3023       if (menu_info[first_entry + y].type & TYPE_STRING && y > 0 &&
3024           menu_info[first_entry + y - 1].type & TYPE_ENTER_LIST)
3025         y--;
3026
3027       // when selecting string value, execute function for text input gadget
3028       if (menu_info[first_entry + y].type & TYPE_STRING && y > 0 &&
3029           menu_info[first_entry + y - 1].type & TYPE_TEXT_INPUT)
3030         y--;
3031
3032       if (menu_info[first_entry + y].type & TYPE_ENTER_OR_LEAVE)
3033       {
3034         void (*menu_callback_function)(void) =
3035           menu_info[first_entry + y].value;
3036
3037         FadeSetFromType(menu_info[first_entry + y].type);
3038
3039         menu_callback_function();
3040       }
3041       else if (menu_info[first_entry + y].type & TYPE_TEXT_INPUT)
3042       {
3043         void (*gadget_callback_function)(void) =
3044           menu_info[first_entry + y].value;
3045
3046         gadget_callback_function();
3047       }
3048       else if (menu_info[first_entry + y].type & TYPE_VALUE &&
3049                menu_info == setup_info)
3050       {
3051         changeSetupValue(y, first_entry + y, dx);
3052       }
3053     }
3054   }
3055 }
3056
3057 void HandleInfoScreen_Main(int mx, int my, int dx, int dy, int button)
3058 {
3059   menu_info = info_info;
3060
3061   HandleMenuScreen(mx, my, dx, dy, button,
3062                    info_mode, num_info_info, max_info_info);
3063 }
3064
3065 static int getMenuFontSpacing(int spacing_height, int font_nr)
3066 {
3067   int font_spacing = getFontHeight(font_nr) + EXTRA_SPACING(game_status);
3068
3069   return (spacing_height < 0 ? ABS(spacing_height) * font_spacing :
3070           spacing_height);
3071 }
3072
3073 static int getMenuTextSpacing(int spacing_height, int font_nr)
3074 {
3075   return (getMenuFontSpacing(spacing_height, font_nr) +
3076           EXTRA_SPACING(game_status));
3077 }
3078
3079 static int getMenuTextStep(int spacing_height, int font_nr)
3080 {
3081   return getFontHeight(font_nr) + getMenuTextSpacing(spacing_height, font_nr);
3082 }
3083
3084 static int getHeadlineSpacing(void)
3085 {
3086   // special compatibility handling for "R'n'D jue 2022" game editions
3087   int spacing_check = menu.headline1_spacing[GAME_MODE_SCOREINFO];
3088   int spacing = (game_status == GAME_MODE_SCOREINFO ?
3089                  menu.headline1_spacing[GAME_MODE_SCOREINFO] :
3090                  menu.headline1_spacing_info[info_mode]);
3091   int font = MENU_INFO_FONT_TITLE;
3092
3093   return (spacing_check != -2 ? getMenuTextStep(spacing, font) : 0);
3094 }
3095
3096 void DrawInfoScreen_NotAvailable(char *text_title, char *text_error)
3097 {
3098   int font_error = FONT_TEXT_2;
3099   int font_foot  = MENU_INFO_FONT_FOOT;
3100   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART + getHeadlineSpacing();
3101   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3102
3103   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO);
3104
3105   FadeOut(REDRAW_FIELD);
3106
3107   ClearField();
3108
3109   DrawInfoScreen_Headline(0, 1, FALSE);
3110
3111   DrawTextSCentered(ystart, font_error, text_error);
3112   DrawTextSCentered(ybottom, font_foot, TEXT_NEXT_MENU);
3113
3114   FadeIn(REDRAW_FIELD);
3115 }
3116
3117 void DrawInfoScreen_HelpAnim(int start, int max_anims, boolean init)
3118 {
3119   static int infoscreen_step[MAX_INFO_ELEMENTS_IN_ARRAY];
3120   static int infoscreen_frame[MAX_INFO_ELEMENTS_IN_ARRAY];
3121   int font_foot = MENU_INFO_FONT_FOOT;
3122   int xstart = mSX + MENU_SCREEN_INFO_SPACE_LEFT;
3123   int ystart = mSY + MENU_SCREEN_INFO_YSTART + getHeadlineSpacing();
3124   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3125   int ystep = MENU_SCREEN_INFO_YSTEP;
3126   int row_height = MENU_SCREEN_INFO_ENTRY_SIZE;
3127   int tilesize = MENU_SCREEN_INFO_TILE_SIZE;
3128   int yoffset = (row_height - tilesize) / 2;
3129   int element, action, direction;
3130   int graphic;
3131   int delay;
3132   int sync_frame;
3133   int i, j;
3134
3135   if (init)
3136   {
3137     for (i = 0; i < NUM_INFO_ELEMENTS_ON_SCREEN; i++)
3138       infoscreen_step[i] = infoscreen_frame[i] = 0;
3139
3140     DrawTextSCentered(ybottom, font_foot, TEXT_NEXT_PAGE);
3141
3142     FrameCounter = 0;
3143   }
3144
3145   i = j = 0;
3146   while (helpanim_info[j].element != HELPANIM_LIST_END)
3147   {
3148     if (i >= start + NUM_INFO_ELEMENTS_ON_SCREEN ||
3149         i >= max_anims)
3150       break;
3151     else if (i < start)
3152     {
3153       while (helpanim_info[j].element != HELPANIM_LIST_NEXT)
3154         j++;
3155
3156       j++;
3157       i++;
3158
3159       continue;
3160     }
3161
3162     int ypos = i - start;
3163     int ystart_pos = ystart + ypos * ystep + yoffset;
3164
3165     j += infoscreen_step[ypos];
3166
3167     element = helpanim_info[j].element;
3168     action = helpanim_info[j].action;
3169     direction = helpanim_info[j].direction;
3170
3171     if (element < 0)
3172       element = EL_UNKNOWN;
3173
3174     if (action != -1 && direction != -1)
3175       graphic = el_act_dir2img(element, action, direction);
3176     else if (action != -1)
3177       graphic = el_act2img(element, action);
3178     else if (direction != -1)
3179       graphic = el_dir2img(element, direction);
3180     else
3181       graphic = el2img(element);
3182
3183     delay = helpanim_info[j++].delay;
3184
3185     if (delay == -1)
3186       delay = 1000000;
3187
3188     if (infoscreen_frame[ypos] == 0)
3189     {
3190       sync_frame = 0;
3191       infoscreen_frame[ypos] = delay - 1;
3192     }
3193     else
3194     {
3195       sync_frame = delay - infoscreen_frame[ypos];
3196       infoscreen_frame[ypos]--;
3197     }
3198
3199     if (helpanim_info[j].element == HELPANIM_LIST_NEXT)
3200     {
3201       if (!infoscreen_frame[ypos])
3202         infoscreen_step[ypos] = 0;
3203     }
3204     else
3205     {
3206       if (!infoscreen_frame[ypos])
3207         infoscreen_step[ypos]++;
3208       while (helpanim_info[j].element != HELPANIM_LIST_NEXT)
3209         j++;
3210     }
3211
3212     j++;
3213
3214     ClearRectangleOnBackground(drawto, xstart, ystart_pos, tilesize, tilesize);
3215     DrawSizedGraphicAnimationExt(drawto, xstart, ystart_pos,
3216                                  graphic, sync_frame, tilesize, USE_MASKING);
3217
3218     if (init)
3219       DrawInfoScreen_HelpText(element, action, direction, ypos);
3220
3221     i++;
3222   }
3223
3224   redraw_mask |= REDRAW_FIELD;
3225
3226   FrameCounter++;
3227 }
3228
3229 static char *getHelpText(int element, int action, int direction)
3230 {
3231   char token[MAX_LINE_LEN];
3232
3233   strcpy(token, element_info[element].token_name);
3234
3235   if (action != -1)
3236     strcat(token, element_action_info[action].suffix);
3237
3238   if (direction != -1)
3239     strcat(token, element_direction_info[MV_DIR_TO_BIT(direction)].suffix);
3240
3241   return getHashEntry(helptext_info, token);
3242 }
3243
3244 void DrawInfoScreen_HelpText(int element, int action, int direction, int ypos)
3245 {
3246   int font_nr = FONT_INFO_ELEMENTS;
3247   int font_width = getFontWidth(font_nr);
3248   int font_height = getFontHeight(font_nr);
3249   int line_spacing = MENU_SCREEN_INFO_SPACE_LINE;
3250   int left_spacing = MENU_SCREEN_INFO_SPACE_LEFT;
3251   int middle_spacing = MENU_SCREEN_INFO_SPACE_MIDDLE;
3252   int right_spacing = MENU_SCREEN_INFO_SPACE_RIGHT;
3253   int line_height = font_height + line_spacing;
3254   int row_height = MENU_SCREEN_INFO_ENTRY_SIZE;
3255   int tilesize = MENU_SCREEN_INFO_TILE_SIZE;
3256   int xstart = mSX + left_spacing + tilesize + middle_spacing;
3257   int ystart = mSY + MENU_SCREEN_INFO_YSTART + getHeadlineSpacing();
3258   int ystep = MENU_SCREEN_INFO_YSTEP;
3259   int pad_left = xstart - SX;
3260   int pad_right = right_spacing;
3261   int max_chars_per_line = (SXSIZE - pad_left - pad_right) / font_width;
3262   int max_lines_per_text = (row_height + line_spacing) / line_height;
3263   char *text = NULL;
3264   boolean autowrap = TRUE;
3265   boolean centered = FALSE;
3266   boolean parse_comments = FALSE;
3267
3268   if (action != -1 && direction != -1)          // element.action.direction
3269     text = getHelpText(element, action, direction);
3270
3271   if (text == NULL && action != -1)             // element.action
3272     text = getHelpText(element, action, -1);
3273
3274   if (text == NULL && direction != -1)          // element.direction
3275     text = getHelpText(element, -1, direction);
3276
3277   if (text == NULL)                             // base element
3278     text = getHelpText(element, -1, -1);
3279
3280   if (text == NULL)                             // not found
3281     text = "No description available";
3282
3283   DisableDrawingText();
3284
3285   // first get number of text lines to calculate offset for centering text
3286   int num_lines_printed =
3287     DrawTextBuffer(0, 0, text, font_nr,
3288                    max_chars_per_line, -1, max_lines_per_text, line_spacing, -1,
3289                    autowrap, centered, parse_comments);
3290
3291   EnableDrawingText();
3292
3293   int size_lines_printed = num_lines_printed * line_height - line_spacing;
3294   int yoffset = (row_height - size_lines_printed) / 2;
3295
3296   DrawTextBuffer(xstart, ystart + ypos * ystep + yoffset, text, font_nr,
3297                  max_chars_per_line, -1, max_lines_per_text, line_spacing, -1,
3298                  autowrap, centered, parse_comments);
3299 }
3300
3301 static void DrawInfoScreen_TitleScreen(void)
3302 {
3303   SetGameStatus(GAME_MODE_TITLE);
3304
3305   UnmapAllGadgets();
3306
3307   DrawTitleScreen();
3308 }
3309
3310 void HandleInfoScreen_TitleScreen(int dx, int dy, int button)
3311 {
3312   HandleTitleScreen(0, 0, dx, dy, button);
3313 }
3314
3315 static void DrawInfoScreen_Elements(void)
3316 {
3317   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_ELEMENTS);
3318
3319   UnmapAllGadgets();
3320   FadeInfoSoundsAndMusic();
3321
3322   FadeOut(REDRAW_FIELD);
3323
3324   LoadHelpAnimInfo();
3325   LoadHelpTextInfo();
3326
3327   HandleInfoScreen_Elements(0, 0, MB_MENU_INITIALIZE);
3328
3329   PlayInfoSoundsAndMusic();
3330
3331   FadeIn(REDRAW_FIELD);
3332 }
3333
3334 void HandleInfoScreen_Elements(int dx, int dy, int button)
3335 {
3336   static DelayCounter info_delay = { 0 };
3337   static int num_anims;
3338   static int num_pages;
3339   static int page;
3340   int anims_per_page = NUM_INFO_ELEMENTS_ON_SCREEN;
3341   int i;
3342
3343   info_delay.value = GameFrameDelay;
3344
3345   if (button == MB_MENU_INITIALIZE)
3346   {
3347     boolean new_element = TRUE;
3348
3349     num_anims = 0;
3350
3351     for (i = 0; helpanim_info[i].element != HELPANIM_LIST_END; i++)
3352     {
3353       if (helpanim_info[i].element == HELPANIM_LIST_NEXT)
3354         new_element = TRUE;
3355       else if (new_element)
3356       {
3357         num_anims++;
3358         new_element = FALSE;
3359       }
3360     }
3361
3362     num_pages = (num_anims + anims_per_page - 1) / anims_per_page;
3363     page = 0;
3364   }
3365
3366   if (button == MB_MENU_LEAVE)
3367   {
3368     PlaySound(SND_MENU_ITEM_SELECTING);
3369
3370     info_mode = INFO_MODE_MAIN;
3371     DrawInfoScreen();
3372
3373     return;
3374   }
3375   else if (button == MB_MENU_CHOICE || button == MB_MENU_INITIALIZE || dx)
3376   {
3377     if (button != MB_MENU_INITIALIZE)
3378     {
3379       PlaySound(SND_MENU_ITEM_SELECTING);
3380
3381       page += (dx < 0 ? -1 : +1);
3382     }
3383
3384     if (page < 0 || page >= num_pages)
3385     {
3386       FadeInfoSoundsAndMusic();
3387
3388       info_mode = INFO_MODE_MAIN;
3389       DrawInfoScreen();
3390
3391       return;
3392     }
3393
3394     if (button != MB_MENU_INITIALIZE)
3395       FadeSetNextScreen();
3396
3397     if (button != MB_MENU_INITIALIZE)
3398       FadeOut(REDRAW_FIELD);
3399
3400     ClearField();
3401
3402     DrawInfoScreen_Headline(page, num_pages, TRUE);
3403     DrawInfoScreen_HelpAnim(page * anims_per_page, num_anims, TRUE);
3404
3405     if (button != MB_MENU_INITIALIZE)
3406       FadeIn(REDRAW_FIELD);
3407   }
3408   else
3409   {
3410     if (DelayReached(&info_delay))
3411       if (page < num_pages)
3412         DrawInfoScreen_HelpAnim(page * anims_per_page, num_anims, FALSE);
3413
3414     PlayInfoSoundIfLoop();
3415   }
3416 }
3417
3418 static void DrawInfoScreen_Music(void)
3419 {
3420   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_MUSIC);
3421
3422   UnmapAllGadgets();
3423
3424   FadeOut(REDRAW_FIELD);
3425
3426   ClearField();
3427
3428   DrawInfoScreen_Headline(0, 1, TRUE);
3429
3430   LoadMusicInfo();
3431
3432   HandleInfoScreen_Music(0, 0, MB_MENU_INITIALIZE);
3433
3434   FadeIn(REDRAW_FIELD);
3435 }
3436
3437 void HandleInfoScreen_Music(int dx, int dy, int button)
3438 {
3439   static struct MusicFileInfo *list = NULL;
3440   static int num_screens = 0;
3441   static int screen_nr = 0;
3442   int font_title = MENU_INFO_FONT_TITLE;
3443   int font_head  = MENU_INFO_FONT_HEAD;
3444   int font_text  = MENU_INFO_FONT_TEXT;
3445   int font_foot  = MENU_INFO_FONT_FOOT;
3446   int spacing_head = menu.headline2_spacing_info[info_mode];
3447   int ystep_head = getMenuTextStep(spacing_head,  font_head);
3448   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART;
3449   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3450
3451   if (button == MB_MENU_INITIALIZE)
3452   {
3453     struct MusicFileInfo *list_ptr = music_file_info;
3454
3455     num_screens = 0;
3456     screen_nr = 0;
3457
3458     while (list_ptr != NULL)
3459     {
3460       list_ptr = list_ptr->next;
3461       num_screens++;
3462     }
3463
3464     list = music_file_info;
3465
3466     if (list == NULL)
3467     {
3468       FadeMenuSoundsAndMusic();
3469
3470       ClearField();
3471
3472       DrawInfoScreen_Headline(0, 1, TRUE);
3473
3474       DrawTextSCentered(ystart, font_title, "No music info for this level set.");
3475       DrawTextSCentered(ybottom, font_foot, TEXT_NEXT_MENU);
3476
3477       return;
3478     }
3479   }
3480
3481   if (button == MB_MENU_LEAVE)
3482   {
3483     PlaySound(SND_MENU_ITEM_SELECTING);
3484
3485     FadeMenuSoundsAndMusic();
3486
3487     info_mode = INFO_MODE_MAIN;
3488     DrawInfoScreen();
3489
3490     return;
3491   }
3492   else if (button == MB_MENU_CHOICE || button == MB_MENU_INITIALIZE || dx)
3493   {
3494     if (button != MB_MENU_INITIALIZE)
3495     {
3496       PlaySound(SND_MENU_ITEM_SELECTING);
3497
3498       if (list != NULL)
3499       {
3500         list = (dx < 0 ? list->prev : list->next);
3501         screen_nr += (dx < 0 ? -1 : +1);
3502       }
3503     }
3504
3505     if (list == NULL)
3506     {
3507       FadeMenuSoundsAndMusic();
3508
3509       info_mode = INFO_MODE_MAIN;
3510       DrawInfoScreen();
3511
3512       return;
3513     }
3514
3515     FadeMenuSoundsAndMusic();
3516
3517     if (list != music_file_info)
3518       FadeSetNextScreen();
3519
3520     if (button != MB_MENU_INITIALIZE)
3521       FadeOut(REDRAW_FIELD);
3522
3523     ClearField();
3524
3525     DrawInfoScreen_Headline(screen_nr, num_screens, TRUE);
3526
3527     if (list->is_sound)
3528     {
3529       int sound = list->music;
3530
3531       if (IS_LOOP_SOUND(sound))
3532         PlaySoundLoop(sound);
3533       else
3534         PlaySound(sound);
3535     }
3536     else
3537     {
3538       int music = list->music;
3539
3540       if (IS_LOOP_MUSIC(music))
3541         PlayMusicLoop(music);
3542       else
3543         PlayMusic(music);
3544     }
3545
3546     if (!strEqual(list->title, UNKNOWN_NAME))
3547     {
3548       if (!strEqual(list->title_header, UNKNOWN_NAME))
3549         DrawTextSCentered(ystart, font_head, list->title_header);
3550       else
3551         DrawTextSCentered(ystart, font_head, "Track");
3552
3553       ystart += ystep_head;
3554
3555       DrawTextFCentered(ystart, font_text, "\"%s\"", list->title);
3556       ystart += ystep_head;
3557     }
3558
3559     if (!strEqual(list->artist, UNKNOWN_NAME))
3560     {
3561       if (!strEqual(list->artist_header, UNKNOWN_NAME))
3562         DrawTextSCentered(ystart, font_head, list->artist_header);
3563       else
3564         DrawTextSCentered(ystart, font_head, "by");
3565
3566       ystart += ystep_head;
3567
3568       DrawTextFCentered(ystart, font_text, "%s", list->artist);
3569       ystart += ystep_head;
3570     }
3571
3572     if (!strEqual(list->album, UNKNOWN_NAME))
3573     {
3574       if (!strEqual(list->album_header, UNKNOWN_NAME))
3575         DrawTextSCentered(ystart, font_head, list->album_header);
3576       else
3577         DrawTextSCentered(ystart, font_head, "from the album");
3578
3579       ystart += ystep_head;
3580
3581       DrawTextFCentered(ystart, font_text, "\"%s\"", list->album);
3582       ystart += ystep_head;
3583     }
3584
3585     if (!strEqual(list->year, UNKNOWN_NAME))
3586     {
3587       if (!strEqual(list->year_header, UNKNOWN_NAME))
3588         DrawTextSCentered(ystart, font_head, list->year_header);
3589       else
3590         DrawTextSCentered(ystart, font_head, "from the year");
3591
3592       ystart += ystep_head;
3593
3594       DrawTextFCentered(ystart, font_text, "%s", list->year);
3595       ystart += ystep_head;
3596     }
3597
3598     if (!strEqual(list->played, UNKNOWN_NAME))
3599     {
3600       if (!strEqual(list->played_header, UNKNOWN_NAME))
3601         DrawTextSCentered(ystart, font_head, list->played_header);
3602       else
3603         DrawTextSCentered(ystart, font_head, "played in");
3604
3605       ystart += ystep_head;
3606
3607       DrawTextFCentered(ystart, font_text, "%s", list->played);
3608       ystart += ystep_head;
3609     }
3610     else if (!list->is_sound)
3611     {
3612       int music_level_nr = -1;
3613       int i;
3614
3615       // check if this music is configured for a certain level
3616       for (i = leveldir_current->first_level;
3617            i <= leveldir_current->last_level; i++)
3618       {
3619         // (special case: "list->music" may be negative for unconfigured music)
3620         if (levelset.music[i] != MUS_UNDEFINED &&
3621             levelset.music[i] == list->music)
3622         {
3623           music_level_nr = i;
3624
3625           break;
3626         }
3627       }
3628
3629       if (music_level_nr != -1)
3630       {
3631         if (!strEqual(list->played_header, UNKNOWN_NAME))
3632           DrawTextSCentered(ystart, font_head, list->played_header);
3633         else
3634           DrawTextSCentered(ystart, font_head, "played in");
3635
3636         ystart += ystep_head;
3637
3638         DrawTextFCentered(ystart, font_text, "level %03d", music_level_nr);
3639         ystart += ystep_head;
3640       }
3641     }
3642
3643     DrawTextSCentered(ybottom, font_foot, TEXT_NEXT_PAGE);
3644
3645     if (button != MB_MENU_INITIALIZE)
3646       FadeIn(REDRAW_FIELD);
3647   }
3648
3649   if (list != NULL && list->is_sound && IS_LOOP_SOUND(list->music))
3650     PlaySoundLoop(list->music);
3651 }
3652
3653 static void DrawInfoScreen_Version(void)
3654 {
3655   int font_head = MENU_INFO_FONT_HEAD;
3656   int font_text = MENU_INFO_FONT_TEXT;
3657   int font_foot = MENU_INFO_FONT_FOOT;
3658   int spacing_head = menu.headline2_spacing_info[info_mode];
3659   int spacing_para = menu.paragraph_spacing_info[info_mode];
3660   int spacing_line = menu.line_spacing_info[info_mode];
3661   int xstep = getFontWidth(font_text);
3662   int ystep_head = getMenuTextStep(spacing_head,  font_head);
3663   int ystep_para = getMenuTextStep(spacing_para,  font_text);
3664   int ystep_line = getMenuTextStep(spacing_line,  font_text);
3665   int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART + getHeadlineSpacing();
3666   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3667   int xstart1 = mSX - SX + 2 * xstep;
3668   int xstart2 = mSX - SX + 18 * xstep;
3669   int xstart3 = mSX - SX + 28 * xstep;
3670   SDL_version sdl_version_compiled;
3671   const SDL_version *sdl_version_linked;
3672   int driver_name_len = 10;
3673   SDL_version sdl_version_linked_ext;
3674   const char *driver_name = NULL;
3675
3676   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_INFO_VERSION);
3677
3678   UnmapAllGadgets();
3679   FadeInfoSoundsAndMusic();
3680
3681   FadeOut(REDRAW_FIELD);
3682
3683   ClearField();
3684
3685   DrawInfoScreen_Headline(0, 1, TRUE);
3686
3687   DrawTextF(xstart1, ystart, font_head, "Name");
3688   DrawTextF(xstart2, ystart, font_text, getProgramTitleString());
3689   ystart += ystep_line;
3690
3691   if (!strEqual(getProgramVersionString(), getProgramRealVersionString()))
3692   {
3693     DrawTextF(xstart1, ystart, font_head, "Version (fake)");
3694     DrawTextF(xstart2, ystart, font_text, getProgramVersionString());
3695     ystart += ystep_line;
3696
3697     DrawTextF(xstart1, ystart, font_head, "Version (real)");
3698     DrawTextF(xstart2, ystart, font_text, getProgramRealVersionString());
3699     ystart += ystep_line;
3700   }
3701   else
3702   {
3703     DrawTextF(xstart1, ystart, font_head, "Version");
3704     DrawTextF(xstart2, ystart, font_text, getProgramVersionString());
3705     ystart += ystep_line;
3706   }
3707
3708   DrawTextF(xstart1, ystart, font_head, "Platform");
3709   DrawTextF(xstart2, ystart, font_text, "%s (%s)",
3710             PLATFORM_STRING,
3711             PLATFORM_XX_BIT_STRING);
3712   ystart += ystep_line;
3713
3714   DrawTextF(xstart1, ystart, font_head, "Target");
3715   DrawTextF(xstart2, ystart, font_text, TARGET_STRING);
3716   ystart += ystep_line;
3717
3718   DrawTextF(xstart1, ystart, font_head, "Source date");
3719   DrawTextF(xstart2, ystart, font_text, getSourceDateString());
3720   ystart += ystep_line;
3721
3722   DrawTextF(xstart1, ystart, font_head, "Commit hash");
3723   DrawTextF(xstart2, ystart, font_text, getSourceHashString());
3724   ystart += ystep_para;
3725
3726   DrawTextF(xstart1, ystart, font_head, "Library");
3727   DrawTextF(xstart2, ystart, font_head, "compiled");
3728   DrawTextF(xstart3, ystart, font_head, "linked");
3729   ystart += ystep_head;
3730
3731   SDL_VERSION(&sdl_version_compiled);
3732   SDL_GetVersion(&sdl_version_linked_ext);
3733   sdl_version_linked = &sdl_version_linked_ext;
3734
3735   DrawTextF(xstart1, ystart, font_text, "SDL");
3736   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3737             sdl_version_compiled.major,
3738             sdl_version_compiled.minor,
3739             sdl_version_compiled.patch);
3740   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3741             sdl_version_linked->major,
3742             sdl_version_linked->minor,
3743             sdl_version_linked->patch);
3744   ystart += ystep_line;
3745
3746   SDL_IMAGE_VERSION(&sdl_version_compiled);
3747   sdl_version_linked = IMG_Linked_Version();
3748
3749   DrawTextF(xstart1, ystart, font_text, "SDL_image");
3750   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3751             sdl_version_compiled.major,
3752             sdl_version_compiled.minor,
3753             sdl_version_compiled.patch);
3754   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3755             sdl_version_linked->major,
3756             sdl_version_linked->minor,
3757             sdl_version_linked->patch);
3758   ystart += ystep_line;
3759
3760   SDL_MIXER_VERSION(&sdl_version_compiled);
3761   sdl_version_linked = Mix_Linked_Version();
3762
3763   DrawTextF(xstart1, ystart, font_text, "SDL_mixer");
3764   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3765             sdl_version_compiled.major,
3766             sdl_version_compiled.minor,
3767             sdl_version_compiled.patch);
3768   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3769             sdl_version_linked->major,
3770             sdl_version_linked->minor,
3771             sdl_version_linked->patch);
3772   ystart += ystep_line;
3773
3774   SDL_NET_VERSION(&sdl_version_compiled);
3775   sdl_version_linked = SDLNet_Linked_Version();
3776
3777   DrawTextF(xstart1, ystart, font_text, "SDL_net");
3778   DrawTextF(xstart2, ystart, font_text, "%d.%d.%d",
3779             sdl_version_compiled.major,
3780             sdl_version_compiled.minor,
3781             sdl_version_compiled.patch);
3782   DrawTextF(xstart3, ystart, font_text, "%d.%d.%d",
3783             sdl_version_linked->major,
3784             sdl_version_linked->minor,
3785             sdl_version_linked->patch);
3786   ystart += ystep_para;
3787
3788   DrawTextF(xstart1, ystart, font_head, "Driver");
3789   DrawTextF(xstart2, ystart, font_head, "Requested");
3790   DrawTextF(xstart3, ystart, font_head, "Used");
3791   ystart += ystep_head;
3792
3793   driver_name =
3794     getStringCopyNStatic(SDLGetRendererName(), driver_name_len);
3795
3796   DrawTextF(xstart1, ystart, font_text, "Render Driver");
3797   DrawTextF(xstart2, ystart, font_text, "%s", setup.system.sdl_renderdriver);
3798   DrawTextF(xstart3, ystart, font_text, "%s", driver_name);
3799   ystart += ystep_line;
3800
3801   driver_name =
3802     getStringCopyNStatic(SDL_GetCurrentVideoDriver(), driver_name_len);
3803
3804   DrawTextF(xstart1, ystart, font_text, "Video Driver");
3805   DrawTextF(xstart2, ystart, font_text, "%s", setup.system.sdl_videodriver);
3806   DrawTextF(xstart3, ystart, font_text, "%s", driver_name);
3807   ystart += ystep_line;
3808
3809   driver_name =
3810     getStringCopyNStatic(SDL_GetCurrentAudioDriver(), driver_name_len);
3811
3812   DrawTextF(xstart1, ystart, font_text, "Audio Driver");
3813   DrawTextF(xstart2, ystart, font_text, "%s", setup.system.sdl_audiodriver);
3814   DrawTextF(xstart3, ystart, font_text, "%s", driver_name);
3815
3816   DrawTextSCentered(ybottom, font_foot, TEXT_NEXT_MENU);
3817
3818   PlayInfoSoundsAndMusic();
3819
3820   FadeIn(REDRAW_FIELD);
3821 }
3822
3823 void HandleInfoScreen_Version(int button)
3824 {
3825   if (button == MB_MENU_LEAVE)
3826   {
3827     PlaySound(SND_MENU_ITEM_SELECTING);
3828
3829     info_mode = INFO_MODE_MAIN;
3830     DrawInfoScreen();
3831
3832     return;
3833   }
3834   else if (button == MB_MENU_CHOICE)
3835   {
3836     PlaySound(SND_MENU_ITEM_SELECTING);
3837
3838     FadeMenuSoundsAndMusic();
3839
3840     info_mode = INFO_MODE_MAIN;
3841     DrawInfoScreen();
3842   }
3843   else
3844   {
3845     PlayMenuSoundIfLoop();
3846   }
3847 }
3848
3849 static char *getInfoScreenTitle_Generic(void)
3850 {
3851   return (info_mode == INFO_MODE_MAIN     ? STR_INFO_MAIN     :
3852           info_mode == INFO_MODE_TITLE    ? STR_INFO_TITLE    :
3853           info_mode == INFO_MODE_ELEMENTS ? STR_INFO_ELEMENTS :
3854           info_mode == INFO_MODE_MUSIC    ? STR_INFO_MUSIC    :
3855           info_mode == INFO_MODE_CREDITS  ? STR_INFO_CREDITS  :
3856           info_mode == INFO_MODE_PROGRAM  ? STR_INFO_PROGRAM  :
3857           info_mode == INFO_MODE_VERSION  ? STR_INFO_VERSION  :
3858           info_mode == INFO_MODE_LEVELSET ? STR_INFO_LEVELSET :
3859           "");
3860 }
3861
3862 static int getInfoScreenBackgroundImage_Generic(void)
3863 {
3864   return (info_mode == INFO_MODE_ELEMENTS ? IMG_BACKGROUND_INFO_ELEMENTS :
3865           info_mode == INFO_MODE_MUSIC    ? IMG_BACKGROUND_INFO_MUSIC    :
3866           info_mode == INFO_MODE_CREDITS  ? IMG_BACKGROUND_INFO_CREDITS  :
3867           info_mode == INFO_MODE_PROGRAM  ? IMG_BACKGROUND_INFO_PROGRAM  :
3868           info_mode == INFO_MODE_VERSION  ? IMG_BACKGROUND_INFO_VERSION  :
3869           info_mode == INFO_MODE_LEVELSET ? IMG_BACKGROUND_INFO_LEVELSET :
3870           IMG_BACKGROUND_INFO);
3871 }
3872
3873 static int getInfoScreenBackgroundSound_Generic(void)
3874 {
3875   return (info_mode == INFO_MODE_ELEMENTS ? SND_BACKGROUND_INFO_ELEMENTS :
3876           info_mode == INFO_MODE_CREDITS  ? SND_BACKGROUND_INFO_CREDITS  :
3877           info_mode == INFO_MODE_PROGRAM  ? SND_BACKGROUND_INFO_PROGRAM  :
3878           info_mode == INFO_MODE_VERSION  ? SND_BACKGROUND_INFO_VERSION  :
3879           info_mode == INFO_MODE_LEVELSET ? SND_BACKGROUND_INFO_LEVELSET :
3880           SND_BACKGROUND_INFO);
3881 }
3882
3883 static int getInfoScreenBackgroundMusic_Generic(void)
3884 {
3885   return (info_mode == INFO_MODE_ELEMENTS ? MUS_BACKGROUND_INFO_ELEMENTS :
3886           info_mode == INFO_MODE_CREDITS  ? MUS_BACKGROUND_INFO_CREDITS  :
3887           info_mode == INFO_MODE_PROGRAM  ? MUS_BACKGROUND_INFO_PROGRAM  :
3888           info_mode == INFO_MODE_VERSION  ? MUS_BACKGROUND_INFO_VERSION  :
3889           info_mode == INFO_MODE_LEVELSET ? MUS_BACKGROUND_INFO_LEVELSET :
3890           MUS_BACKGROUND_INFO);
3891 }
3892
3893 static char *getInfoScreenFilename_Generic(int nr, boolean global)
3894 {
3895   return (info_mode == INFO_MODE_CREDITS  ? getCreditsFilename(nr, global) :
3896           info_mode == INFO_MODE_PROGRAM  ? getProgramInfoFilename(nr)     :
3897           info_mode == INFO_MODE_LEVELSET ? getLevelSetInfoFilename(nr)    :
3898           NULL);
3899 }
3900
3901 static void DrawInfoScreen_GenericScreen(int screen_nr, int num_screens,
3902                                          int use_global_screens)
3903 {
3904   char *filename = getInfoScreenFilename_Generic(screen_nr, use_global_screens);
3905   int font_text = MENU_INFO_FONT_TEXT;
3906   int font_foot = MENU_INFO_FONT_FOOT;
3907   int spacing_line = menu.line_spacing_info[info_mode];
3908   int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
3909
3910   ClearField();
3911
3912   DrawInfoScreen_Headline(screen_nr, num_screens, use_global_screens);
3913
3914   if (info_mode == INFO_MODE_CREDITS ||
3915       info_mode == INFO_MODE_PROGRAM)
3916   {
3917     int width = SXSIZE;
3918     int height = MENU_SCREEN_INFO_YBOTTOM - MENU_SCREEN_INFO_YSTART;
3919     int chars = width / getFontWidth(font_text);
3920     int lines = height / getFontHeight(font_text);
3921     int padx = (width - chars * getFontWidth(font_text)) / 2;
3922     int line_spacing = getMenuTextSpacing(spacing_line, font_text);
3923     int xstart = mSX + padx;
3924     int ystart = mSY + MENU_SCREEN_INFO_YSTART + getHeadlineSpacing();
3925     boolean autowrap = FALSE;
3926     boolean centered = TRUE;
3927     boolean parse_comments = TRUE;
3928
3929     DrawTextFile(xstart, ystart,
3930                  filename, font_text, chars, -1, lines, line_spacing, -1,
3931                  autowrap, centered, parse_comments);
3932   }
3933   else if (info_mode == INFO_MODE_LEVELSET)
3934   {
3935     struct TitleMessageInfo *tmi = &readme;
3936
3937     // if x position set to "-1", automatically determine by playfield width
3938     if (tmi->x == -1)
3939       tmi->x = SXSIZE / 2;
3940
3941     // if y position set to "-1", use static default value
3942     if (tmi->y == -1)
3943       tmi->y = MENU_SCREEN_INFO_YSTART + getHeadlineSpacing();
3944
3945     // if width set to "-1", automatically determine by playfield width
3946     if (tmi->width == -1)
3947       tmi->width = SXSIZE - 2 * TILEX;
3948
3949     // if height set to "-1", automatically determine by playfield height
3950     if (tmi->height == -1)
3951       tmi->height = MENU_SCREEN_INFO_YBOTTOM - tmi->y - 10;
3952
3953     // if chars set to "-1", automatically determine by text and font width
3954     if (tmi->chars == -1)
3955       tmi->chars = tmi->width / getFontWidth(tmi->font);
3956     else
3957       tmi->width = tmi->chars * getFontWidth(tmi->font);
3958
3959     // if lines set to "-1", automatically determine by text and font height
3960     if (tmi->lines == -1)
3961       tmi->lines = tmi->height / getFontHeight(tmi->font);
3962     else
3963       tmi->height = tmi->lines * getFontHeight(tmi->font);
3964
3965     DrawTextFile(mSX + ALIGNED_TEXT_XPOS(tmi), mSY + ALIGNED_TEXT_YPOS(tmi),
3966                  filename, tmi->font, tmi->chars, -1, tmi->lines, 0, -1,
3967                  tmi->autowrap, tmi->centered, tmi->parse_comments);
3968   }
3969
3970   boolean last_screen = (screen_nr == num_screens - 1);
3971   char *text_foot = (last_screen ? TEXT_NEXT_MENU : TEXT_NEXT_PAGE);
3972
3973   DrawTextSCentered(ybottom, font_foot, text_foot);
3974 }
3975
3976 static void DrawInfoScreen_Generic(void)
3977 {
3978   SetMainBackgroundImageIfDefined(getInfoScreenBackgroundImage_Generic());
3979
3980   UnmapAllGadgets();
3981   FadeInfoSoundsAndMusic();
3982
3983   FadeOut(REDRAW_FIELD);
3984
3985   HandleInfoScreen_Generic(0, 0, MB_MENU_INITIALIZE);
3986
3987   PlayInfoSoundsAndMusic();
3988
3989   FadeIn(REDRAW_FIELD);
3990 }
3991
3992 void HandleInfoScreen_Generic(int dx, int dy, int button)
3993 {
3994   static char *text_no_info = "";
3995   static int num_screens = 0;
3996   static int screen_nr = 0;
3997   static boolean use_global_screens = FALSE;
3998
3999   if (button == MB_MENU_INITIALIZE)
4000   {
4001     num_screens = 0;
4002     screen_nr = 0;
4003
4004     if (info_mode == INFO_MODE_CREDITS)
4005     {
4006       int i;
4007
4008       for (i = 0; i < 2; i++)
4009       {
4010         use_global_screens = i;         // check for "FALSE", then "TRUE"
4011
4012         // determine number of (global or level set specific) credits screens
4013         while (getCreditsFilename(num_screens, use_global_screens) != NULL)
4014           num_screens++;
4015
4016         if (num_screens > 0)
4017           break;
4018       }
4019
4020       text_no_info = "No credits available.";
4021     }
4022     else if (info_mode == INFO_MODE_PROGRAM)
4023     {
4024       use_global_screens = TRUE;
4025
4026       // determine number of program info screens
4027       while (getProgramInfoFilename(num_screens) != NULL)
4028         num_screens++;
4029
4030       text_no_info = "No program info available.";
4031     }
4032     else if (info_mode == INFO_MODE_LEVELSET)
4033     {
4034       use_global_screens = FALSE;
4035
4036       // determine number of levelset info screens
4037       while (getLevelSetInfoFilename(num_screens) != NULL)
4038         num_screens++;
4039
4040       text_no_info = "No level set info available.";
4041     }
4042
4043     if (num_screens == 0)
4044     {
4045       int font_title = MENU_INFO_FONT_TITLE;
4046       int font_foot  = MENU_INFO_FONT_FOOT;
4047       int ystart  = mSY - SY + MENU_SCREEN_INFO_YSTART;
4048       int ybottom = mSY - SY + MENU_SCREEN_INFO_YBOTTOM;
4049
4050       ClearField();
4051
4052       DrawInfoScreen_Headline(screen_nr, num_screens, use_global_screens);
4053
4054       DrawTextSCentered(ystart, font_title, text_no_info);
4055       DrawTextSCentered(ybottom, font_foot, TEXT_NEXT_MENU);
4056
4057       return;
4058     }
4059
4060     DrawInfoScreen_GenericScreen(screen_nr, num_screens, use_global_screens);
4061   }
4062   else if (button == MB_MENU_LEAVE)
4063   {
4064     PlaySound(SND_MENU_ITEM_SELECTING);
4065
4066     info_mode = INFO_MODE_MAIN;
4067     DrawInfoScreen();
4068   }
4069   else if (button == MB_MENU_CHOICE || dx)
4070   {
4071     PlaySound(SND_MENU_ITEM_SELECTING);
4072
4073     screen_nr += (dx < 0 ? -1 : +1);
4074
4075     if (screen_nr < 0 || screen_nr >= num_screens)
4076     {
4077       FadeInfoSoundsAndMusic();
4078
4079       info_mode = INFO_MODE_MAIN;
4080       DrawInfoScreen();
4081     }
4082     else
4083     {
4084       FadeSetNextScreen();
4085
4086       FadeOut(REDRAW_FIELD);
4087
4088       DrawInfoScreen_GenericScreen(screen_nr, num_screens, use_global_screens);
4089
4090       FadeIn(REDRAW_FIELD);
4091     }
4092   }
4093   else
4094   {
4095     PlayInfoSoundIfLoop();
4096   }
4097 }
4098
4099 static void DrawInfoScreen(void)
4100 {
4101   if (info_mode == INFO_MODE_TITLE)
4102     DrawInfoScreen_TitleScreen();
4103   else if (info_mode == INFO_MODE_ELEMENTS)
4104     DrawInfoScreen_Elements();
4105   else if (info_mode == INFO_MODE_MUSIC)
4106     DrawInfoScreen_Music();
4107   else if (info_mode == INFO_MODE_CREDITS)
4108     DrawInfoScreen_Generic();
4109   else if (info_mode == INFO_MODE_PROGRAM)
4110     DrawInfoScreen_Generic();
4111   else if (info_mode == INFO_MODE_VERSION)
4112     DrawInfoScreen_Version();
4113   else if (info_mode == INFO_MODE_LEVELSET)
4114     DrawInfoScreen_Generic();
4115   else
4116     DrawInfoScreen_Main();
4117 }
4118
4119 void DrawInfoScreen_FromMainMenu(int nr)
4120 {
4121   int fade_mask = REDRAW_FIELD;
4122
4123   if (nr < INFO_MODE_MAIN || nr >= MAX_INFO_MODES)
4124     return;
4125
4126   CloseDoor(DOOR_CLOSE_2);
4127
4128   SetGameStatus(GAME_MODE_INFO);
4129
4130   info_mode = nr;
4131   info_screens_from_main = TRUE;
4132
4133   if (redraw_mask & REDRAW_ALL)
4134     fade_mask = REDRAW_ALL;
4135
4136   if (CheckFadeAll())
4137     fade_mask = REDRAW_ALL;
4138
4139   UnmapAllGadgets();
4140   FadeMenuSoundsAndMusic();
4141
4142   FadeSetEnterScreen();
4143
4144   FadeOut(fade_mask);
4145
4146   FadeSkipNextFadeOut();
4147
4148   // needed if different viewport properties defined for info screen
4149   ChangeViewportPropertiesIfNeeded();
4150
4151   SetMainBackgroundImage(IMG_BACKGROUND_INFO);
4152
4153   DrawInfoScreen();
4154 }
4155
4156 void HandleInfoScreen(int mx, int my, int dx, int dy, int button)
4157 {
4158   if (info_mode == INFO_MODE_TITLE)
4159     HandleInfoScreen_TitleScreen(dx, dy, button);
4160   else if (info_mode == INFO_MODE_ELEMENTS)
4161     HandleInfoScreen_Elements(dx, dy, button);
4162   else if (info_mode == INFO_MODE_MUSIC)
4163     HandleInfoScreen_Music(dx, dy, button);
4164   else if (info_mode == INFO_MODE_CREDITS)
4165     HandleInfoScreen_Generic(dx, dy, button);
4166   else if (info_mode == INFO_MODE_PROGRAM)
4167     HandleInfoScreen_Generic(dx, dy, button);
4168   else if (info_mode == INFO_MODE_VERSION)
4169     HandleInfoScreen_Version(button);
4170   else if (info_mode == INFO_MODE_LEVELSET)
4171     HandleInfoScreen_Generic(dx, dy, button);
4172   else
4173     HandleInfoScreen_Main(mx, my, dx, dy, button);
4174 }
4175
4176
4177 // ============================================================================
4178 // type name functions
4179 // ============================================================================
4180
4181 static TreeInfo *type_name_node = NULL;
4182 static char type_name_last[MAX_PLAYER_NAME_LEN + 1] = { 0 };
4183 static int type_name_nr = 0;
4184
4185 static int getPlayerNameColor(char *name)
4186 {
4187   return (strEqual(name, EMPTY_PLAYER_NAME) ? FC_BLUE : FC_RED);
4188 }
4189
4190 static void drawTypeNameText(char *name, struct TextPosInfo *pos,
4191                              boolean active)
4192 {
4193   char text[MAX_PLAYER_NAME_LEN + 2] = { 0 };
4194   boolean multiple_users = (game_status == GAME_MODE_PSEUDO_TYPENAMES);
4195   int sx = (multiple_users ? amSX + pos->x : mSX + ALIGNED_TEXT_XPOS(pos));
4196   int sy = (multiple_users ? amSY + pos->y : mSY + ALIGNED_TEXT_YPOS(pos));
4197   int font_nr = (active ? FONT_ACTIVE(pos->font) : pos->font);
4198   int font_width = getFontWidth(font_nr);
4199   int font_xoffset = getFontDrawOffsetX(font_nr);
4200   int font_yoffset = getFontDrawOffsetY(font_nr);
4201   int font_sx = sx + font_xoffset;
4202   int font_sy = sy + font_yoffset;
4203
4204   DrawBackgroundForFont(font_sx, font_sy, pos->width, pos->height, font_nr);
4205
4206   sprintf(text, "%s%c", name, (active ? '_' : '\0'));
4207
4208   pos->width = strlen(text) * font_width;
4209   sx = (multiple_users ? amSX + pos->x : mSX + ALIGNED_TEXT_XPOS(pos));
4210
4211   DrawText(sx, sy, text, font_nr);
4212 }
4213
4214 static void getTypeNameValues(char *name, struct TextPosInfo *pos, int *xpos)
4215 {
4216   struct MainControlInfo *mci = getMainControlInfo(MAIN_CONTROL_NAME);
4217
4218   *pos = *mci->pos_input;
4219
4220   if (game_status == GAME_MODE_PSEUDO_TYPENAMES)
4221   {
4222     TreeInfo *ti = player_name_current;
4223     int first_entry = ti->cl_first;
4224     int entry_pos = first_entry + ti->cl_cursor;
4225     TreeInfo *node_first = getTreeInfoFirstGroupEntry(ti);
4226     int xpos = MENU_SCREEN_START_XPOS;
4227     int ypos = MENU_SCREEN_START_YPOS + ti->cl_cursor;
4228
4229     type_name_node = getTreeInfoFromPos(node_first, entry_pos);
4230     type_name_nr = entry_pos;
4231
4232     strcpy(name, type_name_node->name);
4233
4234     pos->x = xpos * 32;
4235     pos->y = ypos * 32;
4236     pos->width = MAX_PLAYER_NAME_LEN * 32;
4237   }
4238   else
4239   {
4240     type_name_nr = user.nr;
4241
4242     strcpy(name, setup.player_name);
4243   }
4244
4245   strcpy(type_name_last, name);
4246
4247   if (strEqual(name, EMPTY_PLAYER_NAME))
4248     strcpy(name, "");
4249
4250   *xpos = strlen(name);
4251 }
4252
4253 static void setTypeNameValues_Name(char *name, struct TextPosInfo *pos)
4254 {
4255   // change name of edited user in global list of user names
4256   setString(&global.user_names[type_name_nr], name);
4257
4258   if (game_status == GAME_MODE_PSEUDO_TYPENAMES)
4259   {
4260     TreeInfo *node = type_name_node;
4261
4262     // change name of edited user in local menu tree structure
4263     setString(&node->name, name);
4264     setString(&node->name_sorting, name);
4265
4266     node->color = getPlayerNameColor(name);
4267     pos->font = MENU_CHOOSE_TREE_FONT(node->color);
4268   }
4269 }
4270
4271 static void setTypeNameValues(char *name, struct TextPosInfo *pos,
4272                               boolean changed)
4273 {
4274   boolean reset_setup = strEqual(name, "");
4275   boolean remove_user = strEqual(name, EMPTY_PLAYER_NAME);
4276   boolean create_user = strEqual(type_name_last, EMPTY_PLAYER_NAME);
4277
4278   if (!changed)
4279     strcpy(name, type_name_last);
4280
4281   if (strEqual(name, ""))
4282     strcpy(name, EMPTY_PLAYER_NAME);
4283
4284   setTypeNameValues_Name(name, pos);
4285
4286   // if player name not changed, no further action required
4287   if (strEqual(name, type_name_last))
4288     return;
4289
4290   // redraw player name before (possibly) opening request dialogs
4291   drawTypeNameText(name, pos, FALSE);
4292
4293   int last_user_nr = user.nr;
4294
4295   if (game_status == GAME_MODE_PSEUDO_TYPENAMES)
4296   {
4297     // save setup of currently active user (may differ from edited user)
4298     SaveSetup();
4299
4300     // temporarily change active user to edited user
4301     user.nr = type_name_nr;
4302
4303     if (create_user &&
4304         Request("Use current setup values for the new player?", REQ_ASK))
4305     {
4306       // use current setup values for new user, but create new player UUID
4307       setup.player_uuid = getStringCopy(getUUID());
4308     }
4309     else
4310     {
4311       // load setup for existing user (or start with defaults for new user)
4312       LoadSetup();
4313     }
4314   }
4315
4316   char *setup_filename = getSetupFilename();
4317   boolean setup_exists = fileExists(setup_filename);
4318
4319   // change name of edited user in setup structure
4320   strcpy(setup.player_name, name);
4321
4322   // save setup of edited user
4323   SaveSetup();
4324
4325   // change name of edited user on score server
4326   ApiRenamePlayerAsThread();
4327
4328   if (game_status == GAME_MODE_PSEUDO_TYPENAMES || reset_setup)
4329   {
4330     if (reset_setup)
4331     {
4332       if (Request("Reset setup values for this player?", REQ_ASK))
4333       {
4334         // remove setup config file
4335         unlink(setup_filename);
4336
4337         // set player name to default player name
4338         LoadSetup();
4339
4340         // update player name used by name typing functions
4341         strcpy(name, setup.player_name);
4342
4343         setTypeNameValues_Name(name, pos);
4344       }
4345     }
4346     else if (remove_user && type_name_nr != 0)
4347     {
4348       if (Request("Remove settings and tapes for deleted player?", REQ_ASK))
4349       {
4350         char *user_dir = getUserGameDataDir();
4351         char *user_dir_removed =
4352           getStringCat3WithSeparator(user_dir, "REMOVED",
4353                                      getCurrentTimestamp(), ".");
4354
4355         if (rename(user_dir, user_dir_removed) != 0)
4356           Request("Removing settings and tapes failed!", REQ_CONFIRM);
4357
4358         checked_free(user_dir_removed);
4359       }
4360     }
4361     else if (create_user && type_name_nr != 0 && !setup_exists)
4362     {
4363       if (Request("Create empty level set for the new player?", REQ_ASK))
4364       {
4365         char *levelset_subdir = getNewUserLevelSubdir();
4366
4367         if (CreateUserLevelSet(levelset_subdir, name, name, 100, FALSE))
4368         {
4369           AddUserLevelSetToLevelInfo(levelset_subdir);
4370
4371           LevelDirTree *leveldir_current_last = leveldir_current;
4372
4373           leveldir_current = getTreeInfoFromIdentifier(leveldir_first,
4374                                                        levelset_subdir);
4375
4376           // set level number of newly created level set to default value
4377           LoadLevelSetup_SeriesInfo();
4378
4379           // set newly created level set as current level set for new user
4380           SaveLevelSetup_LastSeries();
4381           SaveLevelSetup_SeriesInfo();
4382
4383           leveldir_current = leveldir_current_last;
4384         }
4385         else
4386         {
4387           Request("Creating new level set failed!", REQ_CONFIRM);
4388         }
4389       }
4390     }
4391
4392     // restore currently active user
4393     user.nr = last_user_nr;
4394
4395     // restore setup of currently active user
4396     LoadSetup();
4397
4398     // restore last level set of currently active user
4399     LoadLevelSetup_LastSeries();
4400     LoadLevelSetup_SeriesInfo();
4401   }
4402 }
4403
4404 static void HandleTypeNameExt(boolean initialize, Key key)
4405 {
4406   static struct TextPosInfo pos_name = { 0 };
4407   static char name[MAX_PLAYER_NAME_LEN + 1] = { 0 };
4408   static int xpos = 0;
4409   struct TextPosInfo *pos = &pos_name;
4410   char key_char = getValidConfigValueChar(getCharFromKey(key));
4411   boolean is_valid_key_char = (key_char != 0 && (key_char != ' ' || xpos > 0));
4412   boolean active = TRUE;
4413
4414   if (initialize)
4415   {
4416     getTypeNameValues(name, pos, &xpos);
4417
4418     int sx = mSX + ALIGNED_TEXT_XPOS(pos);
4419     int sy = mSY + ALIGNED_TEXT_YPOS(pos);
4420
4421     StartTextInput(sx, sy, pos->width, pos->height);
4422   }
4423   else if (is_valid_key_char && xpos < MAX_PLAYER_NAME_LEN)
4424   {
4425     name[xpos] = key_char;
4426     name[xpos + 1] = 0;
4427
4428     xpos++;
4429   }
4430   else if ((key == KSYM_Delete || key == KSYM_BackSpace) && xpos > 0)
4431   {
4432     xpos--;
4433
4434     name[xpos] = 0;
4435   }
4436   else if (key == KSYM_Return || key == KSYM_Escape)
4437   {
4438     boolean changed = (key == KSYM_Return);
4439
4440     StopTextInput();
4441
4442     setTypeNameValues(name, pos, changed);
4443
4444     active = FALSE;
4445   }
4446
4447   drawTypeNameText(name, pos, active);
4448
4449   if (!active)
4450   {
4451     SetGameStatus(game_status_last_screen);
4452
4453     if (game_status == GAME_MODE_MAIN)
4454       InitializeMainControls();
4455   }
4456 }
4457
4458 static void DrawTypeName(void)
4459 {
4460   HandleTypeNameExt(TRUE, 0);
4461 }
4462
4463 void HandleTypeName(Key key)
4464 {
4465   HandleTypeNameExt(FALSE, key);
4466 }
4467
4468
4469 // ============================================================================
4470 // tree menu functions
4471 // ============================================================================
4472
4473 static int getAlignXOffsetFromTreeInfo(TreeInfo *ti)
4474 {
4475   if (game_status != GAME_MODE_SETUP ||
4476       DRAW_MODE_SETUP(setup_mode) != SETUP_MODE_CHOOSE_OTHER)
4477     return 0;
4478
4479   int max_text_size = 0;
4480   TreeInfo *node;
4481
4482   for (node = getTreeInfoFirstGroupEntry(ti); node != NULL; node = node->next)
4483     max_text_size = MAX(max_text_size, strlen(node->name));
4484
4485   int num_entries = numTreeInfoInGroup(ti);
4486   boolean scrollbar_needed = (num_entries > NUM_MENU_ENTRIES_ON_SCREEN);
4487   int font_nr = MENU_CHOOSE_TREE_FONT(FC_RED);
4488   int text_width = max_text_size * getFontWidth(font_nr);
4489   int button_width = SC_MENUBUTTON_XSIZE;
4490   int scrollbar_xpos = SC_SCROLLBAR_XPOS + menu.scrollbar_xoffset;
4491   int screen_width = (scrollbar_needed ? scrollbar_xpos : SXSIZE);
4492   int align = menu.list_setup[SETUP_MODE_CHOOSE_OTHER].align;
4493   int x = ALIGNED_XPOS(0, screen_width, align) * -1;
4494   int align_xoffset_raw = ALIGNED_XPOS(x, button_width + text_width, align);
4495   int align_xoffset = MAX(0, align_xoffset_raw);
4496
4497   return align_xoffset;
4498 }
4499
4500 static int getAlignYOffsetFromTreeInfo(TreeInfo *ti)
4501 {
4502   if (game_status != GAME_MODE_SETUP ||
4503       DRAW_MODE_SETUP(setup_mode) != SETUP_MODE_CHOOSE_OTHER)
4504     return 0;
4505
4506   int num_entries = numTreeInfoInGroup(ti);
4507   int num_page_entries = MIN(num_entries, NUM_MENU_ENTRIES_ON_SCREEN);
4508   int font_nr = MENU_CHOOSE_TREE_FONT(FC_RED);
4509   int font_height = getFontHeight(font_nr);
4510   int text_height = font_height * num_page_entries;
4511   int page_height = font_height * NUM_MENU_ENTRIES_ON_SCREEN;
4512   int align = menu.list_setup[SETUP_MODE_CHOOSE_OTHER].valign;
4513   int y = ALIGNED_YPOS(0, page_height, align) * -1;
4514   int align_yoffset_raw = ALIGNED_YPOS(y, text_height, align);
4515   int align_yoffset = MAX(0, align_yoffset_raw);
4516
4517   return align_yoffset;
4518 }
4519
4520 static void StartPlayingFromHallOfFame(void)
4521 {
4522   level_nr = scores.next_level_nr;
4523   LoadLevel(level_nr);
4524
4525   StartGameActions(network.enabled, setup.autorecord, level.random_seed);
4526 }
4527
4528 static void DrawChooseTree(TreeInfo **ti_ptr)
4529 {
4530   int fade_mask = REDRAW_FIELD;
4531   boolean restart_music = (game_status != game_status_last_screen &&
4532                            game_status_last_screen != GAME_MODE_SCOREINFO);
4533
4534   scores.continue_on_return = (game_status == GAME_MODE_SCORES &&
4535                                game_status_last_screen == GAME_MODE_PLAYING);
4536
4537   if (CheckFadeAll())
4538     fade_mask = REDRAW_ALL;
4539
4540   if (*ti_ptr != NULL && strEqual((*ti_ptr)->subdir, STRING_TOP_DIRECTORY))
4541   {
4542     if (game_status == GAME_MODE_SETUP)
4543     {
4544       execSetupArtwork();
4545     }
4546     else if (game_status == GAME_MODE_SCORES && scores.continue_playing)
4547     {
4548       StartPlayingFromHallOfFame();
4549     }
4550     else
4551     {
4552       SetGameStatus(GAME_MODE_MAIN);
4553
4554       DrawMainMenu();
4555     }
4556
4557     return;
4558   }
4559
4560   UnmapAllGadgets();
4561
4562   FreeScreenGadgets();
4563   CreateScreenGadgets();
4564
4565   if (restart_music)
4566     FadeMenuSoundsAndMusic();
4567
4568   FadeOut(fade_mask);
4569
4570   // needed if different viewport properties defined for this screen
4571   ChangeViewportPropertiesIfNeeded();
4572
4573   if (game_status == GAME_MODE_NAMES)
4574     SetMainBackgroundImage(IMG_BACKGROUND_NAMES);
4575   else if (game_status == GAME_MODE_LEVELNR)
4576     SetMainBackgroundImage(IMG_BACKGROUND_LEVELNR);
4577   else if (game_status == GAME_MODE_LEVELS)
4578     SetMainBackgroundImage(IMG_BACKGROUND_LEVELS);
4579   else if (game_status == GAME_MODE_SCORES)
4580     SetMainBackgroundImage(IMG_BACKGROUND_SCORES);
4581
4582   ClearField();
4583
4584   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
4585
4586   // map gadgets for high score screen
4587   if (game_status == GAME_MODE_SCORES)
4588     MapScreenMenuGadgets(SCREEN_MASK_SCORES);
4589
4590   MapScreenTreeGadgets(*ti_ptr);
4591
4592   HandleChooseTree(0, 0, 0, 0, MB_MENU_INITIALIZE, ti_ptr);
4593
4594   DrawMaskedBorder(fade_mask);
4595
4596   if (restart_music)
4597     PlayMenuSoundsAndMusic();
4598
4599   FadeIn(fade_mask);
4600 }
4601
4602 static int getChooseTreeFont(TreeInfo *node, boolean active)
4603 {
4604   if (game_status == GAME_MODE_SCORES)
4605     return (active ? FONT_TEXT_1_ACTIVE : FONT_TEXT_1);
4606   else
4607     return MENU_CHOOSE_TREE_FONT(MENU_CHOOSE_TREE_COLOR(node, active));
4608 }
4609
4610 static void drawChooseTreeText(TreeInfo *ti, int y, boolean active)
4611 {
4612   int num_entries = numTreeInfoInGroup(ti);
4613   boolean scrollbar_needed = (num_entries > NUM_MENU_ENTRIES_ON_SCREEN);
4614   int scrollbar_xpos = SC_SCROLLBAR_XPOS + menu.scrollbar_xoffset;
4615   int screen_width = (scrollbar_needed ? scrollbar_xpos : SXSIZE);
4616   int first_entry = ti->cl_first;
4617   int entry_pos = first_entry + y;
4618   TreeInfo *node_first = getTreeInfoFirstGroupEntry(ti);
4619   TreeInfo *node = getTreeInfoFromPos(node_first, entry_pos);
4620   int font_nr = getChooseTreeFont(node, active);
4621   int font_xoffset = getFontDrawOffsetX(font_nr);
4622   int xpos = MENU_SCREEN_START_XPOS;
4623   int ypos = MENU_SCREEN_START_YPOS + y;
4624   int startdx = xpos * 32;
4625   int startdy = ypos * 32;
4626   int startx = amSX + startdx;
4627   int starty = amSY + startdy;
4628   int startx_text = startx + font_xoffset;
4629   int endx_text = amSX + screen_width;
4630   int max_text_size = endx_text - startx_text;
4631   int max_buffer_len = max_text_size / getFontWidth(font_nr);
4632   char buffer[max_buffer_len + 1];
4633
4634   if (game_status == GAME_MODE_SCORES && !node->parent_link)
4635   {
4636     int font_nr1 = (active ? FONT_TEXT_1_ACTIVE : FONT_TEXT_1);
4637     int font_nr2 = (active ? FONT_TEXT_2_ACTIVE : FONT_TEXT_2);
4638     int font_nr3 = (active ? FONT_TEXT_3_ACTIVE : FONT_TEXT_3);
4639     int font_nr4 = (active ? FONT_TEXT_4_ACTIVE : FONT_TEXT_4);
4640     int font_size_1 = getFontWidth(font_nr1);
4641     int font_size_3 = getFontWidth(font_nr3);
4642     int font_size_4 = getFontWidth(font_nr4);
4643     int text_size_1 = 4 * font_size_1;
4644     int text_size_4 = 5 * font_size_4;
4645     int border = amSX - SX + getFontDrawOffsetX(font_nr1);
4646     int dx1 = 0;
4647     int dx3 = text_size_1;
4648     int dx4 = SXSIZE - 2 * startdx - 2 * border - text_size_4;
4649     int num_dots = (dx4 - dx3) / font_size_3;
4650     int startx1 = startx + dx1;
4651     int startx3 = startx + dx3;
4652     int startx4 = startx + dx4;
4653     int pos = node->pos;
4654     char *pos_text = getHallOfFameRankText(pos, 3);
4655     int i;
4656
4657     DrawText(startx1, starty, pos_text, font_nr1);
4658
4659     for (i = 0; i < num_dots; i++)
4660       DrawText(startx3 + i * font_size_3, starty, ".", font_nr3);
4661
4662     if (!strEqual(scores.entry[pos].name, EMPTY_PLAYER_NAME))
4663       DrawText(startx3, starty, scores.entry[pos].name, font_nr2);
4664
4665     DrawText(startx4, starty, getHallOfFameScoreText(pos, 5), font_nr4);
4666   }
4667   else
4668   {
4669     strncpy(buffer, node->name, max_buffer_len);
4670     buffer[max_buffer_len] = '\0';
4671
4672     DrawText(startx, starty, buffer, font_nr);
4673   }
4674 }
4675
4676 static void drawChooseTreeHeadExt(int type, char *title_string)
4677 {
4678   int yoffset_sets = MENU_TITLE1_YPOS;
4679   int yoffset_setup = 16;
4680   int yoffset = (type == TREE_TYPE_SCORE_ENTRY ||
4681                  type == TREE_TYPE_LEVEL_DIR ||
4682                  type == TREE_TYPE_LEVEL_NR ? yoffset_sets : yoffset_setup);
4683
4684   DrawTextSCentered(mSY - SY + yoffset, FONT_TITLE_1, title_string);
4685 }
4686
4687 static void drawChooseTreeHead(TreeInfo *ti)
4688 {
4689   drawChooseTreeHeadExt(ti->type, ti->infotext);
4690 }
4691
4692 static void drawChooseTreeList(TreeInfo *ti)
4693 {
4694   int first_entry = ti->cl_first;
4695   int num_entries = numTreeInfoInGroup(ti);
4696   int num_page_entries = MIN(num_entries, NUM_MENU_ENTRIES_ON_SCREEN);
4697   int i;
4698
4699   clearMenuListArea();
4700
4701   for (i = 0; i < num_page_entries; i++)
4702   {
4703     TreeInfo *node, *node_first;
4704     int entry_pos = first_entry + i;
4705
4706     node_first = getTreeInfoFirstGroupEntry(ti);
4707     node = getTreeInfoFromPos(node_first, entry_pos);
4708
4709     drawChooseTreeText(ti, i, FALSE);
4710
4711     if (node->parent_link)
4712       initCursor(i, IMG_MENU_BUTTON_LEAVE_MENU);
4713     else if (node->level_group)
4714       initCursor(i, IMG_MENU_BUTTON_ENTER_MENU);
4715     else
4716       initCursor(i, IMG_MENU_BUTTON);
4717
4718     if (game_status == GAME_MODE_SCORES && node->pos == scores.last_added)
4719       initCursor(i, IMG_MENU_BUTTON_ENTER_MENU);
4720
4721     if (game_status == GAME_MODE_NAMES)
4722       drawChooseTreeEdit(i, FALSE);
4723   }
4724
4725   redraw_mask |= REDRAW_FIELD;
4726 }
4727
4728 static void drawChooseTreeInfo(TreeInfo *ti)
4729 {
4730   int entry_pos = ti->cl_first + ti->cl_cursor;
4731   int last_redraw_mask = redraw_mask;
4732   int ypos = MENU_TITLE2_YPOS;
4733   int font_nr = FONT_TITLE_2;
4734   int x;
4735
4736   if (ti->type == TREE_TYPE_LEVEL_NR)
4737     DrawTextFCentered(ypos, font_nr, leveldir_current->name);
4738
4739   if (ti->type == TREE_TYPE_SCORE_ENTRY)
4740     DrawTextFCentered(ypos, font_nr, "HighScores of Level %d",
4741                       scores.last_level_nr);
4742
4743   if (ti->type != TREE_TYPE_LEVEL_DIR)
4744     return;
4745
4746   TreeInfo *node_first = getTreeInfoFirstGroupEntry(ti);
4747   TreeInfo *node = getTreeInfoFromPos(node_first, entry_pos);
4748
4749   DrawBackgroundForFont(SX, SY + ypos, SXSIZE, getFontHeight(font_nr), font_nr);
4750
4751   if (node->parent_link)
4752     DrawTextFCentered(ypos, font_nr, "leave \"%s\"",
4753                       node->node_parent->name);
4754   else if (node->level_group)
4755     DrawTextFCentered(ypos, font_nr, "enter \"%s\"",
4756                       node->name);
4757   else if (ti->type == TREE_TYPE_LEVEL_DIR)
4758     DrawTextFCentered(ypos, font_nr, "%3d %s (%s)",
4759                       node->levels, (node->levels > 1 ? "levels" : "level"),
4760                       node->class_desc);
4761
4762   // let BackToFront() redraw only what is needed
4763   redraw_mask = last_redraw_mask;
4764   for (x = 0; x < SCR_FIELDX; x++)
4765     MarkTileDirty(x, 1);
4766 }
4767
4768 static void drawChooseTreeCursorAndText(TreeInfo *ti, boolean active)
4769 {
4770   drawChooseTreeCursor(ti->cl_cursor, active);
4771   drawChooseTreeText(ti, ti->cl_cursor, active);
4772 }
4773
4774 static void drawChooseTreeScreen(TreeInfo *ti)
4775 {
4776   drawChooseTreeHead(ti);
4777   drawChooseTreeList(ti);
4778   drawChooseTreeInfo(ti);
4779   drawChooseTreeCursorAndText(ti, TRUE);
4780
4781   AdjustChooseTreeScrollbar(ti, SCREEN_CTRL_ID_SCROLL_VERTICAL);
4782
4783   // scroll bar and buttons may just have been added after reloading scores
4784   if (game_status == GAME_MODE_SCORES)
4785     MapScreenTreeGadgets(ti);
4786 }
4787
4788 static TreeInfo *setHallOfFameActiveEntry(TreeInfo **ti_ptr)
4789 {
4790   int score_pos = scores.last_added;
4791
4792   if (game_status_last_screen == GAME_MODE_SCOREINFO)
4793     score_pos = scores.last_entry_nr;
4794
4795   // set current tree entry to last added score entry
4796   *ti_ptr = getTreeInfoFromIdentifier(score_entries, i_to_a(score_pos));
4797
4798   // if that fails, set current tree entry to first entry (back link)
4799   if (*ti_ptr == NULL)
4800     *ti_ptr = score_entries->node_group;
4801
4802   int num_entries = numTreeInfoInGroup(*ti_ptr);
4803   int num_page_entries = MIN(num_entries, NUM_MENU_ENTRIES_ON_SCREEN);
4804   int pos_score = getPosFromTreeInfo(*ti_ptr);
4805   int pos_first_raw = pos_score - (num_page_entries + 1) / 2 + 1;
4806   int pos_first = MIN(MAX(0, pos_first_raw), num_entries - num_page_entries);
4807
4808   (*ti_ptr)->cl_first = pos_first;
4809   (*ti_ptr)->cl_cursor = pos_score - pos_first;
4810
4811   return *ti_ptr;
4812 }
4813
4814 static void HandleChooseTree(int mx, int my, int dx, int dy, int button,
4815                              TreeInfo **ti_ptr)
4816 {
4817   TreeInfo *ti = *ti_ptr;
4818   boolean has_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->mapped;
4819   int mx_scrollbar = screen_gadget[SCREEN_CTRL_ID_SCROLL_VERTICAL]->x;
4820   int mx_right_border = (has_scrollbar ? mx_scrollbar : SX + SXSIZE);
4821   int sx1_edit_name = getChooseTreeEditXPosReal(POS_LEFT);
4822   int sx2_edit_name = getChooseTreeEditXPosReal(POS_RIGHT);
4823   int x = 0;
4824   int y = (ti != NULL ? ti->cl_cursor : 0);
4825   int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
4826   int num_entries = numTreeInfoInGroup(ti);
4827   int num_page_entries = MIN(num_entries, NUM_MENU_ENTRIES_ON_SCREEN);
4828   boolean position_set_by_scrollbar = (dx == 999);
4829
4830   if (game_status == GAME_MODE_SCORES)
4831   {
4832     if (server_scores.updated)
4833     {
4834       // reload scores, using updated server score cache file
4835       LoadLocalAndServerScore(scores.last_level_nr, FALSE);
4836
4837       server_scores.updated = FALSE;
4838
4839       DrawHallOfFame_setScoreEntries();
4840
4841       ti = setHallOfFameActiveEntry(ti_ptr);
4842
4843       if (button != MB_MENU_INITIALIZE)
4844         drawChooseTreeScreen(ti);
4845     }
4846   }
4847
4848   if (button == MB_MENU_INITIALIZE)
4849   {
4850     int num_entries = numTreeInfoInGroup(ti);
4851     int entry_pos = getPosFromTreeInfo(ti);
4852
4853     align_xoffset = getAlignXOffsetFromTreeInfo(ti);
4854     align_yoffset = getAlignYOffsetFromTreeInfo(ti);
4855
4856     if (game_status == GAME_MODE_SCORES)
4857     {
4858       ti = setHallOfFameActiveEntry(ti_ptr);
4859     }
4860     else if (ti->cl_first == -1)
4861     {
4862       // only on initialization
4863       ti->cl_first = MAX(0, entry_pos - num_page_entries + 1);
4864       ti->cl_cursor = entry_pos - ti->cl_first;
4865
4866     }
4867     else if (ti->cl_cursor >= num_page_entries ||
4868              (num_entries > num_page_entries &&
4869               num_entries - ti->cl_first < num_page_entries))
4870     {
4871       // only after change of list size (by custom graphic configuration)
4872       ti->cl_first = MAX(0, entry_pos - num_page_entries + 1);
4873       ti->cl_cursor = entry_pos - ti->cl_first;
4874     }
4875
4876     if (position_set_by_scrollbar)
4877       ti->cl_first = dy;
4878
4879     drawChooseTreeScreen(ti);
4880
4881     return;
4882   }
4883   else if (button == MB_MENU_LEAVE)
4884   {
4885     if (game_status != GAME_MODE_SCORES)
4886       FadeSetLeaveMenu();
4887
4888     PlaySound(SND_MENU_ITEM_SELECTING);
4889
4890     if (ti->node_parent)
4891     {
4892       *ti_ptr = ti->node_parent;
4893       DrawChooseTree(ti_ptr);
4894     }
4895     else if (game_status == GAME_MODE_SETUP)
4896     {
4897       if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE ||
4898           setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED ||
4899           setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY ||
4900           setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
4901         execSetupGame();
4902       else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE ||
4903                setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE ||
4904                setup_mode == SETUP_MODE_CHOOSE_RENDERING ||
4905                setup_mode == SETUP_MODE_CHOOSE_VSYNC)
4906         execSetupGraphics();
4907       else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE ||
4908                setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS ||
4909                setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
4910         execSetupSound();
4911       else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL ||
4912                setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE ||
4913                setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE ||
4914                setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY ||
4915                setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0 ||
4916                setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0 ||
4917                setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1 ||
4918                setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
4919         execSetupTouch();
4920       else
4921         execSetupArtwork();
4922     }
4923     else
4924     {
4925       if (game_status == GAME_MODE_LEVELNR)
4926       {
4927         int new_level_nr = atoi(level_number_current->identifier);
4928
4929         HandleMainMenu_SelectLevel(0, 0, new_level_nr);
4930       }
4931
4932       SetGameStatus(GAME_MODE_MAIN);
4933
4934       DrawMainMenu();
4935     }
4936
4937     return;
4938   }
4939
4940 #if defined(PLATFORM_ANDROID)
4941   // directly continue when touching the screen after playing
4942   if ((mx || my) && scores.continue_on_return)
4943   {
4944     // ignore touch events until released
4945     mx = my = 0;
4946   }
4947 #endif
4948
4949   // any mouse click or cursor key stops leaving scores by "Return" key
4950   if ((mx || my || dx || dy) && scores.continue_on_return)
4951   {
4952     scores.continue_on_return = FALSE;
4953     level_nr = scores.last_level_nr;
4954     LoadLevel(level_nr);
4955   }
4956
4957   if (mx || my)         // mouse input
4958   {
4959     x = (mx - amSX) / 32;
4960     y = (my - amSY) / 32 - MENU_SCREEN_START_YPOS;
4961
4962     if (game_status == GAME_MODE_NAMES)
4963       drawChooseTreeEdit(ti->cl_cursor, FALSE);
4964   }
4965   else if (dx || dy)    // keyboard or scrollbar/scrollbutton input
4966   {
4967     // move cursor instead of scrolling when already at start/end of list
4968     if (dy == -1 * SCROLL_LINE && ti->cl_first == 0)
4969       dy = -1;
4970     else if (dy == +1 * SCROLL_LINE &&
4971              ti->cl_first + num_page_entries == num_entries)
4972       dy = 1;
4973
4974     // handle scrolling screen one line or page
4975     if (ti->cl_cursor + dy < 0 ||
4976         ti->cl_cursor + dy > num_page_entries - 1)
4977     {
4978       boolean redraw = FALSE;
4979
4980       if (ABS(dy) == SCROLL_PAGE)
4981         step = num_page_entries - 1;
4982
4983       if (dy < 0 && ti->cl_first > 0)
4984       {
4985         // scroll page/line up
4986
4987         ti->cl_first -= step;
4988         if (ti->cl_first < 0)
4989           ti->cl_first = 0;
4990
4991         redraw = TRUE;
4992       }
4993       else if (dy > 0 && ti->cl_first + num_page_entries < num_entries)
4994       {
4995         // scroll page/line down
4996
4997         ti->cl_first += step;
4998         if (ti->cl_first + num_page_entries > num_entries)
4999           ti->cl_first = MAX(0, num_entries - num_page_entries);
5000
5001         redraw = TRUE;
5002       }
5003
5004       if (redraw)
5005         drawChooseTreeScreen(ti);
5006
5007       return;
5008     }
5009
5010     // handle moving cursor one line
5011     y = ti->cl_cursor + dy;
5012   }
5013
5014   if (game_status == GAME_MODE_SCORES && ABS(dx) == 1)
5015   {
5016     HandleHallOfFame_SelectLevel(1, dx);
5017
5018     return;
5019   }
5020   else if (dx == 1)
5021   {
5022     TreeInfo *node_first, *node_cursor;
5023     int entry_pos = ti->cl_first + y;
5024
5025     node_first = getTreeInfoFirstGroupEntry(ti);
5026     node_cursor = getTreeInfoFromPos(node_first, entry_pos);
5027
5028     if (node_cursor->node_group)
5029     {
5030       FadeSetEnterMenu();
5031
5032       PlaySound(SND_MENU_ITEM_SELECTING);
5033
5034       node_cursor->cl_first = ti->cl_first;
5035       node_cursor->cl_cursor = ti->cl_cursor;
5036
5037       *ti_ptr = node_cursor->node_group;
5038       DrawChooseTree(ti_ptr);
5039
5040       return;
5041     }
5042   }
5043   else if ((dx == -1 || button == MB_MENU_CONTINUE) && ti->node_parent)
5044   {
5045     if (game_status != GAME_MODE_SCORES)
5046       FadeSetLeaveMenu();
5047
5048     PlaySound(SND_MENU_ITEM_SELECTING);
5049
5050     *ti_ptr = ti->node_parent;
5051     DrawChooseTree(ti_ptr);
5052
5053     return;
5054   }
5055
5056   if (!anyScrollbarGadgetActive() &&
5057       IN_VIS_MENU(x, y) &&
5058       mx < mx_right_border &&
5059       y >= 0 && y < num_page_entries)
5060   {
5061     if (button)
5062     {
5063       if (game_status == GAME_MODE_NAMES)
5064       {
5065         if (mx >= sx1_edit_name && mx <= sx2_edit_name)
5066           drawChooseTreeEdit(y, TRUE);
5067       }
5068
5069       if (y != ti->cl_cursor)
5070       {
5071         PlaySound(SND_MENU_ITEM_ACTIVATING);
5072
5073         drawChooseTreeCursorAndText(ti, FALSE);
5074
5075         ti->cl_cursor = y;
5076
5077         drawChooseTreeCursorAndText(ti, TRUE);
5078
5079         drawChooseTreeInfo(ti);
5080       }
5081       else if (dx < 0)
5082       {
5083         if (game_status == GAME_MODE_SETUP)
5084         {
5085           if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE ||
5086               setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED ||
5087               setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY ||
5088               setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
5089             execSetupGame();
5090           else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE ||
5091                    setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE ||
5092                    setup_mode == SETUP_MODE_CHOOSE_RENDERING ||
5093                    setup_mode == SETUP_MODE_CHOOSE_VSYNC)
5094             execSetupGraphics();
5095           else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE ||
5096                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS ||
5097                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
5098             execSetupSound();
5099           else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL ||
5100                    setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE ||
5101                    setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE ||
5102                    setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY ||
5103                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0 ||
5104                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0 ||
5105                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1 ||
5106                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
5107             execSetupTouch();
5108           else
5109             execSetupArtwork();
5110         }
5111       }
5112     }
5113     else
5114     {
5115       TreeInfo *node_first, *node_cursor;
5116       int entry_pos = ti->cl_first + y;
5117
5118       PlaySound(SND_MENU_ITEM_SELECTING);
5119
5120       node_first = getTreeInfoFirstGroupEntry(ti);
5121       node_cursor = getTreeInfoFromPos(node_first, entry_pos);
5122
5123       if (node_cursor->node_group)
5124       {
5125         FadeSetEnterMenu();
5126
5127         node_cursor->cl_first = ti->cl_first;
5128         node_cursor->cl_cursor = ti->cl_cursor;
5129
5130         *ti_ptr = node_cursor->node_group;
5131         DrawChooseTree(ti_ptr);
5132       }
5133       else if (node_cursor->parent_link)
5134       {
5135         if (game_status != GAME_MODE_SCORES)
5136           FadeSetLeaveMenu();
5137
5138         *ti_ptr = node_cursor->node_parent;
5139         DrawChooseTree(ti_ptr);
5140       }
5141       else
5142       {
5143         if (game_status != GAME_MODE_SCORES)
5144           FadeSetEnterMenu();
5145
5146         node_cursor->cl_first = ti->cl_first;
5147         node_cursor->cl_cursor = ti->cl_cursor;
5148
5149         *ti_ptr = node_cursor;
5150
5151         if (ti->type == TREE_TYPE_LEVEL_DIR)
5152         {
5153           LoadLevelSetup_SeriesInfo();
5154
5155           SaveLevelSetup_LastSeries();
5156           SaveLevelSetup_SeriesInfo();
5157           TapeErase();
5158         }
5159
5160         if (game_status == GAME_MODE_SETUP)
5161         {
5162           if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE ||
5163               setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED ||
5164               setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY ||
5165               setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
5166             execSetupGame();
5167           else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE ||
5168                    setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE ||
5169                    setup_mode == SETUP_MODE_CHOOSE_RENDERING ||
5170                    setup_mode == SETUP_MODE_CHOOSE_VSYNC)
5171             execSetupGraphics();
5172           else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE ||
5173                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS ||
5174                    setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
5175             execSetupSound();
5176           else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL ||
5177                    setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE ||
5178                    setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE ||
5179                    setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY ||
5180                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0 ||
5181                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0 ||
5182                    setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1 ||
5183                    setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
5184             execSetupTouch();
5185           else
5186             execSetupArtwork();
5187         }
5188         else
5189         {
5190           if (game_status == GAME_MODE_LEVELNR)
5191           {
5192             int new_level_nr = atoi(level_number_current->identifier);
5193
5194             HandleMainMenu_SelectLevel(0, 0, new_level_nr);
5195           }
5196           else if (game_status == GAME_MODE_LEVELS)
5197           {
5198             // store level set if chosen from "last played level set" menu
5199             StoreLastPlayedLevels(leveldir_current);
5200
5201             // store if level set chosen from "last played level set" menu
5202             SaveLevelSetup_LastSeries();
5203           }
5204           else if (game_status == GAME_MODE_NAMES)
5205           {
5206             if (mx >= sx1_edit_name && mx <= sx2_edit_name)
5207             {
5208               SetGameStatus(GAME_MODE_PSEUDO_TYPENAMES);
5209
5210               DrawTypeName();
5211
5212               return;
5213             }
5214
5215             // change active user to selected user
5216             user.nr = entry_pos;
5217
5218             // save number of new active user
5219             SaveUserSetup();
5220
5221             // load setup of new active user
5222             LoadSetup();
5223
5224             // load last level set of new active user
5225             LoadLevelSetup_LastSeries();
5226             LoadLevelSetup_SeriesInfo();
5227
5228             // update list of last played level sets
5229             UpdateLastPlayedLevels_TreeInfo();
5230
5231             TapeErase();
5232
5233             ToggleFullscreenIfNeeded();
5234             ChangeWindowScalingIfNeeded();
5235
5236             ChangeCurrentArtworkIfNeeded(ARTWORK_TYPE_GRAPHICS);
5237             ChangeCurrentArtworkIfNeeded(ARTWORK_TYPE_SOUNDS);
5238             ChangeCurrentArtworkIfNeeded(ARTWORK_TYPE_MUSIC);
5239           }
5240           else if (game_status == GAME_MODE_SCORES)
5241           {
5242             if (scores.continue_playing && scores.continue_on_return)
5243             {
5244               StartPlayingFromHallOfFame();
5245
5246               return;
5247             }
5248             else if (!scores.continue_on_return)
5249             {
5250               SetGameStatus(GAME_MODE_SCOREINFO);
5251
5252               DrawScoreInfo(node_cursor->pos);
5253
5254               return;
5255             }
5256           }
5257
5258           SetGameStatus(GAME_MODE_MAIN);
5259
5260           DrawMainMenu();
5261         }
5262       }
5263     }
5264   }
5265
5266   if (game_status == GAME_MODE_SCORES)
5267     PlayMenuSoundIfLoop();
5268 }
5269
5270 void DrawChoosePlayerName(void)
5271 {
5272   int i;
5273
5274   if (player_name != NULL)
5275   {
5276     freeTreeInfo(player_name);
5277
5278     player_name = NULL;
5279   }
5280
5281   for (i = 0; i < MAX_PLAYER_NAMES; i++)
5282   {
5283     TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_PLAYER_NAME);
5284     char identifier[32], name[MAX_PLAYER_NAME_LEN + 1];
5285     int value = i;
5286
5287     ti->node_top = &player_name;
5288     ti->sort_priority = 10000 + value;
5289     ti->color = getPlayerNameColor(global.user_names[i]);
5290
5291     snprintf(identifier, sizeof(identifier), "%d", value);
5292     snprintf(name, sizeof(name), "%s", global.user_names[i]);
5293
5294     setString(&ti->identifier, identifier);
5295     setString(&ti->name, name);
5296     setString(&ti->name_sorting, name);
5297
5298     pushTreeInfo(&player_name, ti);
5299   }
5300
5301   // sort player entries by player number
5302   sortTreeInfo(&player_name);
5303
5304   // set current player entry to selected player entry
5305   player_name_current =
5306     getTreeInfoFromIdentifier(player_name, i_to_a(user.nr));
5307
5308   // if that fails, set current player name to first available name
5309   if (player_name_current == NULL)
5310     player_name_current = player_name;
5311
5312   // set text size for main name input (also used on name selection screen)
5313   InitializeMainControls();
5314
5315   DrawChooseTree(&player_name_current);
5316 }
5317
5318 void HandleChoosePlayerName(int mx, int my, int dx, int dy, int button)
5319 {
5320   HandleChooseTree(mx, my, dx, dy, button, &player_name_current);
5321 }
5322
5323 void DrawChooseLevelSet(void)
5324 {
5325   DrawChooseTree(&leveldir_current);
5326 }
5327
5328 void HandleChooseLevelSet(int mx, int my, int dx, int dy, int button)
5329 {
5330   HandleChooseTree(mx, my, dx, dy, button, &leveldir_current);
5331 }
5332
5333 void DrawChooseLevelNr(void)
5334 {
5335   int i;
5336
5337   if (level_number != NULL)
5338   {
5339     freeTreeInfo(level_number);
5340
5341     level_number = NULL;
5342   }
5343
5344   for (i = leveldir_current->first_level; i <= leveldir_current->last_level;i++)
5345   {
5346     TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_LEVEL_NR);
5347     char identifier[32], name[64];
5348     int value = i;
5349
5350     // temporarily load level info to get level name
5351     LoadLevelInfoOnly(i);
5352
5353     ti->node_top = &level_number;
5354     ti->sort_priority = 10000 + value;
5355     ti->color = (level.no_level_file ? FC_BLUE :
5356                  LevelStats_getSolved(i) ? FC_GREEN :
5357                  LevelStats_getPlayed(i) ? FC_YELLOW : FC_RED);
5358
5359     snprintf(identifier, sizeof(identifier), "%d", value);
5360     snprintf(name, sizeof(name), "%03d: %s", value,
5361              (level.no_level_file ? "(no file)" : level.name));
5362
5363     setString(&ti->identifier, identifier);
5364     setString(&ti->name, name);
5365     setString(&ti->name_sorting, name);
5366
5367     pushTreeInfo(&level_number, ti);
5368   }
5369
5370   // sort level number values to start with lowest level number
5371   sortTreeInfo(&level_number);
5372
5373   // set current level number to current level number
5374   level_number_current =
5375     getTreeInfoFromIdentifier(level_number, i_to_a(level_nr));
5376
5377   // if that also fails, set current level number to first available level
5378   if (level_number_current == NULL)
5379     level_number_current = level_number;
5380
5381   DrawChooseTree(&level_number_current);
5382 }
5383
5384 void HandleChooseLevelNr(int mx, int my, int dx, int dy, int button)
5385 {
5386   HandleChooseTree(mx, my, dx, dy, button, &level_number_current);
5387 }
5388
5389 static void DrawHallOfFame_setScoreEntries(void)
5390 {
5391   int max_empty_entries = 10;   // at least show "top ten" list, if empty
5392   int max_visible_entries = NUM_MENU_ENTRIES_ON_SCREEN - 1;   // w/o back link
5393   int min_score_entries = MIN(max_empty_entries, max_visible_entries);
5394   int score_pos = (scores.last_added >= 0 ? scores.last_added : 0);
5395   int i;
5396
5397   if (score_entries != NULL)
5398   {
5399     freeTreeInfo(score_entries);
5400
5401     score_entries = NULL;
5402   }
5403
5404   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
5405   {
5406     // do not add empty score entries if off-screen
5407     if (scores.entry[i].score == 0 &&
5408         scores.entry[i].time == 0 &&
5409         i >= min_score_entries)
5410       break;
5411
5412     TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_SCORE_ENTRY);
5413     char identifier[32], name[64];
5414     int value = i;
5415
5416     ti->node_top = &score_entries;
5417     ti->sort_priority = 10000 + value;
5418     ti->color = FC_YELLOW;
5419     ti->pos = i;
5420
5421     snprintf(identifier, sizeof(identifier), "%d", value);
5422     snprintf(name, sizeof(name), "%03d.", value + 1);
5423
5424     setString(&ti->identifier, identifier);
5425     setString(&ti->name, name);
5426     setString(&ti->name_sorting, name);
5427
5428     pushTreeInfo(&score_entries, ti);
5429   }
5430
5431   // sort score entries to start with highest score entry
5432   sortTreeInfo(&score_entries);
5433
5434   // add top tree node to create back link to main menu
5435   score_entries = addTopTreeInfoNode(score_entries);
5436
5437   // set current score entry to last added or highest score entry
5438   score_entry_current =
5439     getTreeInfoFromIdentifier(score_entries, i_to_a(score_pos));
5440
5441   // if that fails, set current score entry to first valid score entry
5442   if (score_entry_current == NULL)
5443     score_entry_current = getFirstValidTreeInfoEntry(score_entries);
5444
5445   if (score_entries != NULL && scores.continue_playing)
5446     setString(&score_entries->node_group->name, BACKLINK_TEXT_NEXT);
5447 }
5448
5449 void DrawHallOfFame(int nr)
5450 {
5451   scores.last_level_nr = nr;
5452
5453   // (this is needed when called from GameEnd() after winning a game)
5454   KeyboardAutoRepeatOn();
5455
5456   // (this is needed when called from GameEnd() after winning a game)
5457   SetDrawDeactivationMask(REDRAW_NONE);
5458   SetDrawBackgroundMask(REDRAW_FIELD);
5459
5460   LoadLocalAndServerScore(scores.last_level_nr, TRUE);
5461
5462   DrawHallOfFame_setScoreEntries();
5463
5464   if (scores.last_added >= 0)
5465     SetAnimStatus(GAME_MODE_PSEUDO_SCORESNEW);
5466
5467   FadeSetEnterScreen();
5468
5469   DrawChooseTree(&score_entry_current);
5470 }
5471
5472 static char *getHallOfFameRankText(int nr, int size)
5473 {
5474   static char rank_text[10];
5475   boolean forced = (scores.force_last_added && nr == scores.last_added);
5476   char *rank_text_raw = (forced ? "???" : int2str(nr + 1, size));
5477
5478   sprintf(rank_text, "%s%s", rank_text_raw, (size > 0 || !forced ? "." : ""));
5479
5480   return rank_text;
5481 }
5482
5483 static char *getHallOfFameTimeText(int nr)
5484 {
5485   static char score_text[10];
5486   int time_seconds = scores.entry[nr].time / FRAMES_PER_SECOND;
5487   int mm = (time_seconds / 60) % 60;
5488   int ss = (time_seconds % 60);
5489
5490   sprintf(score_text, "%02d:%02d", mm, ss);     // show playing time
5491
5492   return score_text;
5493 }
5494
5495 static char *getHallOfFameScoreText(int nr, int size)
5496 {
5497   if (!level.rate_time_over_score)
5498     return int2str(scores.entry[nr].score, size);       // show normal score
5499   else if (level.use_step_counter)
5500     return int2str(scores.entry[nr].time, size);        // show number of steps
5501   else
5502     return getHallOfFameTimeText(nr);                   // show playing time
5503 }
5504
5505 static char *getHallOfFameTapeDateText(struct ScoreEntry *entry)
5506 {
5507   static char tape_date[MAX_ISO_DATE_LEN + 1];
5508   int i, j;
5509
5510   if (!strEqual(entry->tape_date, UNKNOWN_NAME) ||
5511       strEqual(entry->tape_basename, UNDEFINED_FILENAME))
5512     return entry->tape_date;
5513
5514   for (i = 0, j = 0; i < 8; i++, j++)
5515   {
5516     tape_date[j] = entry->tape_basename[i];
5517
5518     if (i == 3 || i == 5)
5519       tape_date[++j] = '-';
5520   }
5521
5522   tape_date[MAX_ISO_DATE_LEN] = '\0';
5523
5524   return tape_date;
5525 }
5526
5527 static void HandleHallOfFame_SelectLevel(int step, int direction)
5528 {
5529   int old_level_nr = scores.last_level_nr;
5530   int new_level_nr = old_level_nr + step * direction;
5531
5532   if (new_level_nr < leveldir_current->first_level)
5533     new_level_nr = leveldir_current->first_level;
5534   if (new_level_nr > leveldir_current->last_level)
5535     new_level_nr = leveldir_current->last_level;
5536
5537   if (setup.handicap && new_level_nr > leveldir_current->handicap_level)
5538     new_level_nr = leveldir_current->handicap_level;
5539
5540   if (new_level_nr != old_level_nr)
5541   {
5542     PlaySound(SND_MENU_ITEM_SELECTING);
5543
5544     scores.last_level_nr = level_nr = new_level_nr;
5545     scores.last_entry_nr = 0;
5546
5547     LoadLevel(level_nr);
5548     LoadLocalAndServerScore(level_nr, TRUE);
5549
5550     DrawHallOfFame_setScoreEntries();
5551
5552     if (game_status == GAME_MODE_SCORES)
5553     {
5554       // force remapping optional gadgets (especially scroll bar)
5555       UnmapScreenTreeGadgets();
5556
5557       // redraw complete high score screen, as sub-title has changed
5558       ClearField();
5559
5560       // redraw level selection buttons (which have just been erased)
5561       RedrawScreenMenuGadgets(SCREEN_MASK_SCORES);
5562
5563       HandleChooseTree(0, 0, 0, 0, MB_MENU_INITIALIZE, &score_entry_current);
5564     }
5565     else
5566     {
5567       DrawScoreInfo_Content(scores.last_entry_nr);
5568     }
5569
5570     SaveLevelSetup_SeriesInfo();
5571   }
5572 }
5573
5574 void HandleHallOfFame(int mx, int my, int dx, int dy, int button)
5575 {
5576   HandleChooseTree(mx, my, dx, dy, button, &score_entry_current);
5577 }
5578
5579 static void DrawScoreInfo_Content(int entry_nr)
5580 {
5581   struct ScoreEntry *entry = &scores.entry[entry_nr];
5582   char *pos_text = getHallOfFameRankText(entry_nr, 0);
5583   char *tape_date = getHallOfFameTapeDateText(entry);
5584   int font_head = MENU_INFO_FONT_HEAD;
5585   int font_text = MENU_INFO_FONT_TEXT;
5586   int font_foot = MENU_INFO_FONT_FOOT;
5587   int spacing_para = menu.paragraph_spacing[GAME_MODE_SCOREINFO];
5588   int spacing_line = menu.line_spacing[GAME_MODE_SCOREINFO];
5589   int spacing_left = menu.left_spacing[GAME_MODE_SCOREINFO];
5590   int spacing_top  = menu.top_spacing[GAME_MODE_SCOREINFO];
5591   int xstep = getFontWidth(font_text);
5592   int ystep_para = getMenuTextStep(spacing_para,  font_text);
5593   int ystep_line = getMenuTextStep(spacing_line,  font_text);
5594   int xstart  = mSX - SX + spacing_left;
5595   int ystart  = mSY - SY + spacing_top + getHeadlineSpacing();
5596   int ybottom = mSY - SY + SYSIZE - menu.bottom_spacing[GAME_MODE_SCOREINFO];
5597   int xstart1 = xstart + xstep;
5598   int xstart2 = xstart + xstep * 12;
5599   int select_x = SX + xstart1;
5600   int select_y1, select_y2;
5601   int play_x, play_y;
5602   int play_height = screen_gadget[SCREEN_CTRL_ID_PLAY_TAPE]->height;
5603   boolean play_visible = !strEqual(tape_date, UNKNOWN_NAME);
5604   int font_width = getFontWidth(font_text);
5605   int font_height = getFontHeight(font_text);
5606   int tape_date_width = getTextWidth(tape_date, font_text);
5607   int pad_left = xstart2;
5608   int pad_right = menu.right_spacing[GAME_MODE_SCOREINFO];
5609   int max_chars_per_line = (SXSIZE - pad_left - pad_right) / font_width;
5610   int max_lines_per_text = 5;
5611   int lines;
5612
5613   ClearField();
5614
5615   // redraw level selection buttons (which have just been erased)
5616   RedrawScreenMenuGadgets(SCREEN_MASK_SCORES);
5617
5618   drawChooseTreeHead(score_entries);
5619   drawChooseTreeInfo(score_entries);
5620
5621   DrawTextF(xstart1, ystart, font_head, "Level Set");
5622   lines = DrawTextBufferS(xstart2, ystart, leveldir_current->name, font_text,
5623                           max_chars_per_line, -1, max_lines_per_text, 0, -1,
5624                           TRUE, FALSE, FALSE);
5625   ystart += ystep_line + (lines > 0 ? lines - 1 : 0) * font_height;
5626
5627   DrawTextF(xstart1, ystart, font_head, "Level");
5628   lines = DrawTextBufferS(xstart2, ystart, level.name, font_text,
5629                           max_chars_per_line, -1, max_lines_per_text, 0, -1,
5630                           TRUE, FALSE, FALSE);
5631   ystart += ystep_para + (lines > 0 ? lines - 1 : 0) * font_height;
5632
5633   select_y1 = SY + ystart;
5634   ystart += graphic_info[IMG_MENU_BUTTON_PREV_SCORE].height;
5635
5636   DrawTextF(xstart1, ystart, font_head, "Rank");
5637   DrawTextF(xstart2, ystart, font_text, pos_text);
5638   ystart += ystep_line;
5639
5640   DrawTextF(xstart1, ystart, font_head, "Player");
5641   DrawTextF(xstart2, ystart, font_text, entry->name);
5642   ystart += ystep_line;
5643
5644   if (level.use_step_counter)
5645   {
5646     DrawTextF(xstart1, ystart, font_head, "Steps");
5647     DrawTextF(xstart2, ystart, font_text, int2str(entry->time, 5));
5648     ystart += ystep_line;
5649   }
5650   else
5651   {
5652     DrawTextF(xstart1, ystart, font_head, "Time");
5653     DrawTextF(xstart2, ystart, font_text, getHallOfFameTimeText(entry_nr));
5654     ystart += ystep_line;
5655   }
5656
5657   if (!level.rate_time_over_score || entry->score > 0)
5658   {
5659     DrawTextF(xstart1, ystart, font_head, "Score");
5660     DrawTextF(xstart2, ystart, font_text, int2str(entry->score, 5));
5661     ystart += ystep_line;
5662   }
5663
5664   ystart += ystep_line;
5665
5666   play_x = SX + xstart2 + tape_date_width + font_width;
5667   play_y = SY + ystart + (font_height - play_height) / 2;
5668
5669   DrawTextF(xstart1, ystart, font_head, "Tape Date");
5670   DrawTextF(xstart2, ystart, font_text, tape_date);
5671   ystart += ystep_line;
5672
5673   DrawTextF(xstart1, ystart, font_head, "Platform");
5674   DrawTextF(xstart2, ystart, font_text, entry->platform);
5675   ystart += ystep_line;
5676
5677   DrawTextF(xstart1, ystart, font_head, "Version");
5678   DrawTextF(xstart2, ystart, font_text, entry->version);
5679   ystart += ystep_line;
5680
5681   DrawTextF(xstart1, ystart, font_head, "Country");
5682   lines = DrawTextBufferS(xstart2, ystart, entry->country_name, font_text,
5683                           max_chars_per_line, -1, max_lines_per_text, 0, -1,
5684                           TRUE, FALSE, FALSE);
5685   ystart += ystep_line;
5686
5687   select_y2 = SY + ystart;
5688
5689   DrawTextSCentered(ybottom, font_foot, "Press any key or button to go back");
5690
5691   AdjustScoreInfoButtons_SelectScore(select_x, select_y1, select_y2);
5692   AdjustScoreInfoButtons_PlayTape(play_x, play_y, play_visible);
5693 }
5694
5695 static void DrawScoreInfo(int entry_nr)
5696 {
5697   scores.last_entry_nr = entry_nr;
5698   score_info_tape_play = FALSE;
5699
5700   UnmapAllGadgets();
5701
5702   FreeScreenGadgets();
5703   CreateScreenGadgets();
5704
5705   FadeOut(REDRAW_FIELD);
5706
5707   // needed if different viewport properties defined after playing score tape
5708   ChangeViewportPropertiesIfNeeded();
5709
5710   // set this after "ChangeViewportPropertiesIfNeeded()" (which may reset it)
5711   SetDrawDeactivationMask(REDRAW_NONE);
5712   SetDrawBackgroundMask(REDRAW_FIELD);
5713
5714   // needed if different background image defined after playing score tape
5715   SetMainBackgroundImage(IMG_BACKGROUND_SCORES);
5716   SetMainBackgroundImageIfDefined(IMG_BACKGROUND_SCOREINFO);
5717
5718   // special compatibility handling for "Snake Bite" graphics set
5719   if (strPrefix(leveldir_current->identifier, "snake_bite"))
5720     ClearRectangle(gfx.background_bitmap, gfx.real_sx, gfx.real_sy + 64,
5721                    gfx.full_sxsize, gfx.full_sysize - 64);
5722
5723   DrawScoreInfo_Content(entry_nr);
5724
5725   // map gadgets for score info screen
5726   MapScreenMenuGadgets(SCREEN_MASK_SCORES_INFO);
5727
5728   FadeIn(REDRAW_FIELD);
5729 }
5730
5731 static void HandleScoreInfo_SelectScore(int step, int direction)
5732 {
5733   int old_entry_nr = scores.last_entry_nr;
5734   int new_entry_nr = old_entry_nr + step * direction;
5735   int num_nodes = numTreeInfoInGroup(score_entry_current);
5736   int num_entries = num_nodes - 1;      // score nodes only, without back link
5737
5738   if (new_entry_nr < 0)
5739     new_entry_nr = 0;
5740   if (new_entry_nr > num_entries - 1)
5741     new_entry_nr = num_entries - 1;
5742
5743   if (new_entry_nr != old_entry_nr)
5744   {
5745     scores.last_entry_nr = new_entry_nr;
5746
5747     DrawScoreInfo_Content(new_entry_nr);
5748   }
5749 }
5750
5751 static void HandleScoreInfo_PlayTape(void)
5752 {
5753   if (!PlayScoreTape(scores.last_entry_nr))
5754   {
5755     DrawScoreInfo_Content(scores.last_entry_nr);
5756
5757     FadeIn(REDRAW_FIELD);
5758   }
5759 }
5760
5761 void HandleScoreInfo(int mx, int my, int dx, int dy, int button)
5762 {
5763   boolean button_action = (button == MB_MENU_LEAVE || button == MB_MENU_CHOICE);
5764   boolean button_is_valid = (mx >= 0 && my >= 0);
5765   boolean button_screen_clicked = (button_action && button_is_valid);
5766
5767   if (server_scores.updated)
5768   {
5769     // reload scores, using updated server score cache file
5770     LoadLocalAndServerScore(scores.last_level_nr, FALSE);
5771
5772     server_scores.updated = FALSE;
5773
5774     DrawHallOfFame_setScoreEntries();
5775
5776     DrawScoreInfo_Content(scores.last_entry_nr);
5777   }
5778
5779   if (button_screen_clicked)
5780   {
5781     PlaySound(SND_MENU_ITEM_SELECTING);
5782
5783     SetGameStatus(GAME_MODE_SCORES);
5784
5785     DrawHallOfFame(scores.last_level_nr);
5786   }
5787   else if (dx)
5788   {
5789     HandleHallOfFame_SelectLevel(1, SIGN(dx) * (ABS(dx) > 1 ? 10 : 1));
5790   }
5791   else if (dy)
5792   {
5793     HandleScoreInfo_SelectScore(1, SIGN(dy) * (ABS(dy) > 1 ? 10 : 1));
5794   }
5795 }
5796
5797
5798 // ============================================================================
5799 // setup screen functions
5800 // ============================================================================
5801
5802 static struct TokenInfo *setup_info;
5803 static int num_setup_info;      // number of setup entries shown on screen
5804 static int max_setup_info;      // total number of setup entries in list
5805
5806 static char *window_size_text;
5807 static char *scaling_type_text;
5808 static char *rendering_mode_text;
5809 static char *vsync_mode_text;
5810 static char *scroll_delay_text;
5811 static char *snapshot_mode_text;
5812 static char *game_speed_text;
5813 static char *scores_type_text;
5814 static char *network_server_text;
5815 static char *graphics_set_name;
5816 static char *sounds_set_name;
5817 static char *music_set_name;
5818 static char *volume_simple_text;
5819 static char *volume_loops_text;
5820 static char *volume_music_text;
5821 static char *touch_controls_text;
5822 static char *move_distance_text;
5823 static char *drop_distance_text;
5824 static char *transparency_text;
5825 static char *grid_size_text[2][2];
5826
5827 static void execSetupMain(void)
5828 {
5829   setup_mode = SETUP_MODE_MAIN;
5830
5831   DrawSetupScreen();
5832 }
5833
5834 static void execSetupGame_setScoresType(void)
5835 {
5836   if (scores_types == NULL)
5837   {
5838     int i;
5839
5840     for (i = 0; scores_types_list[i].value != NULL; i++)
5841     {
5842       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5843       char identifier[32], name[32];
5844       char *value = scores_types_list[i].value;
5845       char *text = scores_types_list[i].text;
5846
5847       ti->node_top = &scores_types;
5848       ti->sort_priority = i;
5849
5850       sprintf(identifier, "%s", value);
5851       sprintf(name, "%s", text);
5852
5853       setString(&ti->identifier, identifier);
5854       setString(&ti->name, name);
5855       setString(&ti->name_sorting, name);
5856       setString(&ti->infotext, STR_SETUP_CHOOSE_SCORES_TYPE);
5857
5858       pushTreeInfo(&scores_types, ti);
5859     }
5860
5861     // sort scores type values to start with lowest scores type value
5862     sortTreeInfo(&scores_types);
5863
5864     // set current scores type value to configured scores type value
5865     scores_type_current =
5866       getTreeInfoFromIdentifier(scores_types, setup.scores_in_highscore_list);
5867
5868     // if that fails, set current scores type to reliable default value
5869     if (scores_type_current == NULL)
5870       scores_type_current =
5871         getTreeInfoFromIdentifier(scores_types, STR_SCORES_TYPE_DEFAULT);
5872
5873     // if that also fails, set current scores type to first available value
5874     if (scores_type_current == NULL)
5875       scores_type_current = scores_types;
5876   }
5877
5878   setup.scores_in_highscore_list = scores_type_current->identifier;
5879
5880   // needed for displaying scores type text instead of identifier
5881   scores_type_text = scores_type_current->name;
5882 }
5883
5884 static void execSetupGame_setGameSpeeds(boolean update_value)
5885 {
5886   if (setup.game_speed_extended)
5887   {
5888     game_speeds_list = game_speeds_list_extended;
5889     game_speeds      = game_speeds_extended;
5890   }
5891   else
5892   {
5893     game_speeds_list = game_speeds_list_normal;
5894     game_speeds      = game_speeds_normal;
5895   }
5896
5897   if (game_speeds == NULL)
5898   {
5899     int i;
5900
5901     for (i = 0; game_speeds_list[i].value != -1; i++)
5902     {
5903       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5904       char identifier[32], name[32];
5905       int value = game_speeds_list[i].value;
5906       char *text = game_speeds_list[i].text;
5907
5908       ti->node_top = &game_speeds;
5909       ti->sort_priority = 10000 - value;
5910
5911       sprintf(identifier, "%d", value);
5912       sprintf(name, "%s", text);
5913
5914       setString(&ti->identifier, identifier);
5915       setString(&ti->name, name);
5916       setString(&ti->name_sorting, name);
5917       setString(&ti->infotext, STR_SETUP_CHOOSE_GAME_SPEED);
5918
5919       pushTreeInfo(&game_speeds, ti);
5920     }
5921
5922     // sort game speed values to start with slowest game speed
5923     sortTreeInfo(&game_speeds);
5924
5925     update_value = TRUE;
5926   }
5927
5928   if (update_value)
5929   {
5930     // set current game speed to configured game speed value
5931     game_speed_current =
5932       getTreeInfoFromIdentifier(game_speeds, i_to_a(setup.game_frame_delay));
5933
5934     // if that fails, set current game speed to reliable default value
5935     if (game_speed_current == NULL)
5936       game_speed_current =
5937         getTreeInfoFromIdentifier(game_speeds, i_to_a(GAME_FRAME_DELAY));
5938
5939     // if that also fails, set current game speed to first available speed
5940     if (game_speed_current == NULL)
5941       game_speed_current = game_speeds;
5942
5943     if (setup.game_speed_extended)
5944       game_speeds_extended = game_speeds;
5945     else
5946       game_speeds_normal = game_speeds;
5947   }
5948
5949   setup.game_frame_delay = atoi(game_speed_current->identifier);
5950
5951   // needed for displaying game speed text instead of identifier
5952   game_speed_text = game_speed_current->name;
5953 }
5954
5955 static void execSetupGame_setScrollDelays(void)
5956 {
5957   if (scroll_delays == NULL)
5958   {
5959     int i;
5960
5961     for (i = 0; scroll_delays_list[i].value != -1; i++)
5962     {
5963       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
5964       char identifier[32], name[32];
5965       int value = scroll_delays_list[i].value;
5966       char *text = scroll_delays_list[i].text;
5967
5968       ti->node_top = &scroll_delays;
5969       ti->sort_priority = value;
5970
5971       sprintf(identifier, "%d", value);
5972       sprintf(name, "%s", text);
5973
5974       setString(&ti->identifier, identifier);
5975       setString(&ti->name, name);
5976       setString(&ti->name_sorting, name);
5977       setString(&ti->infotext, STR_SETUP_CHOOSE_SCROLL_DELAY);
5978
5979       pushTreeInfo(&scroll_delays, ti);
5980     }
5981
5982     // sort scroll delay values to start with lowest scroll delay value
5983     sortTreeInfo(&scroll_delays);
5984
5985     // set current scroll delay value to configured scroll delay value
5986     scroll_delay_current =
5987       getTreeInfoFromIdentifier(scroll_delays, i_to_a(setup.scroll_delay_value));
5988
5989     // if that fails, set current scroll delay to reliable default value
5990     if (scroll_delay_current == NULL)
5991       scroll_delay_current =
5992         getTreeInfoFromIdentifier(scroll_delays, i_to_a(STD_SCROLL_DELAY));
5993
5994     // if that also fails, set current scroll delay to first available value
5995     if (scroll_delay_current == NULL)
5996       scroll_delay_current = scroll_delays;
5997   }
5998
5999   setup.scroll_delay_value = atoi(scroll_delay_current->identifier);
6000
6001   // needed for displaying scroll delay text instead of identifier
6002   scroll_delay_text = scroll_delay_current->name;
6003 }
6004
6005 static void execSetupGame_setSnapshotModes(void)
6006 {
6007   if (snapshot_modes == NULL)
6008   {
6009     int i;
6010
6011     for (i = 0; snapshot_modes_list[i].value != NULL; i++)
6012     {
6013       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6014       char identifier[32], name[32];
6015       char *value = snapshot_modes_list[i].value;
6016       char *text = snapshot_modes_list[i].text;
6017
6018       ti->node_top = &snapshot_modes;
6019       ti->sort_priority = i;
6020
6021       sprintf(identifier, "%s", value);
6022       sprintf(name, "%s", text);
6023
6024       setString(&ti->identifier, identifier);
6025       setString(&ti->name, name);
6026       setString(&ti->name_sorting, name);
6027       setString(&ti->infotext, STR_SETUP_CHOOSE_SNAPSHOT_MODE);
6028
6029       pushTreeInfo(&snapshot_modes, ti);
6030     }
6031
6032     // sort snapshot mode values to start with lowest snapshot mode value
6033     sortTreeInfo(&snapshot_modes);
6034
6035     // set current snapshot mode value to configured snapshot mode value
6036     snapshot_mode_current =
6037       getTreeInfoFromIdentifier(snapshot_modes, setup.engine_snapshot_mode);
6038
6039     // if that fails, set current snapshot mode to reliable default value
6040     if (snapshot_mode_current == NULL)
6041       snapshot_mode_current =
6042         getTreeInfoFromIdentifier(snapshot_modes, STR_SNAPSHOT_MODE_DEFAULT);
6043
6044     // if that also fails, set current snapshot mode to first available value
6045     if (snapshot_mode_current == NULL)
6046       snapshot_mode_current = snapshot_modes;
6047   }
6048
6049   setup.engine_snapshot_mode = snapshot_mode_current->identifier;
6050
6051   // needed for displaying snapshot mode text instead of identifier
6052   snapshot_mode_text = snapshot_mode_current->name;
6053 }
6054
6055 static void execSetupGame_setNetworkServerText(void)
6056 {
6057   if (strEqual(setup.network_server_hostname, STR_NETWORK_AUTO_DETECT))
6058   {
6059     strcpy(network_server_hostname, STR_NETWORK_AUTO_DETECT_SETUP);
6060   }
6061   else
6062   {
6063     strncpy(network_server_hostname, setup.network_server_hostname,
6064             MAX_SETUP_TEXT_INPUT_LEN);
6065     network_server_hostname[MAX_SETUP_TEXT_INPUT_LEN] = '\0';
6066   }
6067
6068   // needed for displaying network server text instead of identifier
6069   network_server_text = network_server_hostname;
6070 }
6071
6072 static void execSetupGame(void)
6073 {
6074   boolean check_vsync_mode = (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED);
6075
6076   execSetupGame_setGameSpeeds(FALSE);
6077   execSetupGame_setScoresType();
6078   execSetupGame_setScrollDelays();
6079   execSetupGame_setSnapshotModes();
6080
6081   execSetupGame_setNetworkServerText();
6082
6083   if (!setup.provide_uploading_tapes)
6084     setHideSetupEntry(execOfferUploadTapes);
6085
6086   setup_mode = SETUP_MODE_GAME;
6087
6088   DrawSetupScreen();
6089
6090   // check if vsync needs to be disabled for this game speed to work
6091   if (check_vsync_mode)
6092     DisableVsyncIfNeeded();
6093 }
6094
6095 static void execSetupChooseScoresType(void)
6096 {
6097   setup_mode = SETUP_MODE_CHOOSE_SCORES_TYPE;
6098
6099   DrawSetupScreen();
6100 }
6101
6102 static void execSetupChooseGameSpeed(void)
6103 {
6104   setup_mode = SETUP_MODE_CHOOSE_GAME_SPEED;
6105
6106   DrawSetupScreen();
6107 }
6108
6109 static void execSetupChooseScrollDelay(void)
6110 {
6111   setup_mode = SETUP_MODE_CHOOSE_SCROLL_DELAY;
6112
6113   DrawSetupScreen();
6114 }
6115
6116 static void execSetupChooseSnapshotMode(void)
6117 {
6118   setup_mode = SETUP_MODE_CHOOSE_SNAPSHOT_MODE;
6119
6120   DrawSetupScreen();
6121 }
6122
6123 static void execSetupEngines(void)
6124 {
6125   setup_mode = SETUP_MODE_ENGINES;
6126
6127   DrawSetupScreen();
6128 }
6129
6130 static void execSetupEditor(void)
6131 {
6132   setup_mode = SETUP_MODE_EDITOR;
6133
6134   DrawSetupScreen();
6135 }
6136
6137 static void execSetupGraphics_setWindowSizes(boolean update_list)
6138 {
6139   if (window_sizes != NULL && update_list)
6140   {
6141     freeTreeInfo(window_sizes);
6142
6143     window_sizes = NULL;
6144   }
6145
6146   if (window_sizes == NULL)
6147   {
6148     boolean current_window_size_found = FALSE;
6149     int i;
6150
6151     for (i = 0; window_sizes_list[i].value != -1; i++)
6152     {
6153       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6154       char identifier[32], name[32];
6155       int value = window_sizes_list[i].value;
6156       char *text = window_sizes_list[i].text;
6157
6158       ti->node_top = &window_sizes;
6159       ti->sort_priority = value;
6160
6161       sprintf(identifier, "%d", value);
6162       sprintf(name, "%s", text);
6163
6164       setString(&ti->identifier, identifier);
6165       setString(&ti->name, name);
6166       setString(&ti->name_sorting, name);
6167       setString(&ti->infotext, STR_SETUP_CHOOSE_WINDOW_SIZE);
6168
6169       pushTreeInfo(&window_sizes, ti);
6170
6171       if (value == setup.window_scaling_percent)
6172         current_window_size_found = TRUE;
6173     }
6174
6175     if (!current_window_size_found)
6176     {
6177       // add entry for non-preset window scaling value
6178
6179       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6180       char identifier[32], name[32];
6181       int value = setup.window_scaling_percent;
6182
6183       ti->node_top = &window_sizes;
6184       ti->sort_priority = value;
6185
6186       sprintf(identifier, "%d", value);
6187       sprintf(name, "%d %% (Current)", value);
6188
6189       setString(&ti->identifier, identifier);
6190       setString(&ti->name, name);
6191       setString(&ti->name_sorting, name);
6192       setString(&ti->infotext, STR_SETUP_CHOOSE_WINDOW_SIZE);
6193
6194       pushTreeInfo(&window_sizes, ti);
6195     }
6196
6197     // sort window size values to start with lowest window size value
6198     sortTreeInfo(&window_sizes);
6199
6200     // set current window size value to configured window size value
6201     window_size_current =
6202       getTreeInfoFromIdentifier(window_sizes,
6203                                 i_to_a(setup.window_scaling_percent));
6204
6205     // if that fails, set current window size to reliable default value
6206     if (window_size_current == NULL)
6207       window_size_current =
6208         getTreeInfoFromIdentifier(window_sizes,
6209                                   i_to_a(STD_WINDOW_SCALING_PERCENT));
6210
6211     // if that also fails, set current window size to first available value
6212     if (window_size_current == NULL)
6213       window_size_current = window_sizes;
6214   }
6215
6216   setup.window_scaling_percent = atoi(window_size_current->identifier);
6217
6218   // needed for displaying window size text instead of identifier
6219   window_size_text = window_size_current->name;
6220 }
6221
6222 static void execSetupGraphics_setScalingTypes(void)
6223 {
6224   if (scaling_types == NULL)
6225   {
6226     int i;
6227
6228     for (i = 0; scaling_types_list[i].value != NULL; i++)
6229     {
6230       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6231       char identifier[32], name[32];
6232       char *value = scaling_types_list[i].value;
6233       char *text = scaling_types_list[i].text;
6234
6235       ti->node_top = &scaling_types;
6236       ti->sort_priority = i;
6237
6238       sprintf(identifier, "%s", value);
6239       sprintf(name, "%s", text);
6240
6241       setString(&ti->identifier, identifier);
6242       setString(&ti->name, name);
6243       setString(&ti->name_sorting, name);
6244       setString(&ti->infotext, STR_SETUP_CHOOSE_SCALING_TYPE);
6245
6246       pushTreeInfo(&scaling_types, ti);
6247     }
6248
6249     // sort scaling type values to start with lowest scaling type value
6250     sortTreeInfo(&scaling_types);
6251
6252     // set current scaling type value to configured scaling type value
6253     scaling_type_current =
6254       getTreeInfoFromIdentifier(scaling_types, setup.window_scaling_quality);
6255
6256     // if that fails, set current scaling type to reliable default value
6257     if (scaling_type_current == NULL)
6258       scaling_type_current =
6259         getTreeInfoFromIdentifier(scaling_types, SCALING_QUALITY_DEFAULT);
6260
6261     // if that also fails, set current scaling type to first available value
6262     if (scaling_type_current == NULL)
6263       scaling_type_current = scaling_types;
6264   }
6265
6266   setup.window_scaling_quality = scaling_type_current->identifier;
6267
6268   // needed for displaying scaling type text instead of identifier
6269   scaling_type_text = scaling_type_current->name;
6270 }
6271
6272 static void execSetupGraphics_setRenderingModes(void)
6273 {
6274   if (rendering_modes == NULL)
6275   {
6276     int i;
6277
6278     for (i = 0; rendering_modes_list[i].value != NULL; i++)
6279     {
6280       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6281       char identifier[32], name[32];
6282       char *value = rendering_modes_list[i].value;
6283       char *text = rendering_modes_list[i].text;
6284
6285       ti->node_top = &rendering_modes;
6286       ti->sort_priority = i;
6287
6288       sprintf(identifier, "%s", value);
6289       sprintf(name, "%s", text);
6290
6291       setString(&ti->identifier, identifier);
6292       setString(&ti->name, name);
6293       setString(&ti->name_sorting, name);
6294       setString(&ti->infotext, STR_SETUP_CHOOSE_RENDERING);
6295
6296       pushTreeInfo(&rendering_modes, ti);
6297     }
6298
6299     // sort rendering mode values to start with lowest rendering mode value
6300     sortTreeInfo(&rendering_modes);
6301
6302     // set current rendering mode value to configured rendering mode value
6303     rendering_mode_current =
6304       getTreeInfoFromIdentifier(rendering_modes, setup.screen_rendering_mode);
6305
6306     // if that fails, set current rendering mode to reliable default value
6307     if (rendering_mode_current == NULL)
6308       rendering_mode_current =
6309         getTreeInfoFromIdentifier(rendering_modes,
6310                                   STR_SPECIAL_RENDERING_DEFAULT);
6311
6312     // if that also fails, set current rendering mode to first available one
6313     if (rendering_mode_current == NULL)
6314       rendering_mode_current = rendering_modes;
6315   }
6316
6317   setup.screen_rendering_mode = rendering_mode_current->identifier;
6318
6319   // needed for displaying rendering mode text instead of identifier
6320   rendering_mode_text = rendering_mode_current->name;
6321 }
6322
6323 static void execSetupGraphics_setVsyncModes(boolean update_value)
6324 {
6325   if (vsync_modes == NULL)
6326   {
6327     int i;
6328
6329     for (i = 0; vsync_modes_list[i].value != NULL; i++)
6330     {
6331       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6332       char identifier[32], name[32];
6333       char *value = vsync_modes_list[i].value;
6334       char *text = vsync_modes_list[i].text;
6335
6336       ti->node_top = &vsync_modes;
6337       ti->sort_priority = i;
6338
6339       sprintf(identifier, "%s", value);
6340       sprintf(name, "%s", text);
6341
6342       setString(&ti->identifier, identifier);
6343       setString(&ti->name, name);
6344       setString(&ti->name_sorting, name);
6345       setString(&ti->infotext, STR_SETUP_CHOOSE_VSYNC);
6346
6347       pushTreeInfo(&vsync_modes, ti);
6348     }
6349
6350     // sort vsync mode values to start with lowest vsync mode value
6351     sortTreeInfo(&vsync_modes);
6352
6353     update_value = TRUE;
6354   }
6355
6356   if (update_value)
6357   {
6358     // set current vsync mode value to configured vsync mode value
6359     vsync_mode_current =
6360       getTreeInfoFromIdentifier(vsync_modes, setup.vsync_mode);
6361
6362     // if that fails, set current vsync mode to reliable default value
6363     if (vsync_mode_current == NULL)
6364       vsync_mode_current =
6365         getTreeInfoFromIdentifier(vsync_modes, STR_VSYNC_MODE_DEFAULT);
6366
6367     // if that also fails, set current vsync mode to first available one
6368     if (vsync_mode_current == NULL)
6369       vsync_mode_current = vsync_modes;
6370   }
6371
6372   setup.vsync_mode = vsync_mode_current->identifier;
6373
6374   // needed for displaying vsync mode text instead of identifier
6375   vsync_mode_text = vsync_mode_current->name;
6376 }
6377
6378 static void execSetupGraphics(void)
6379 {
6380   boolean check_game_speed = (setup_mode == SETUP_MODE_CHOOSE_VSYNC);
6381
6382   // update "setup.window_scaling_percent" from list selection
6383   // (in this case, window scaling was changed on setup screen)
6384   if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
6385     execSetupGraphics_setWindowSizes(FALSE);
6386
6387   // update "setup.vsync_mode" from list selection
6388   // (in this case, vsync mode was changed on setup screen)
6389   if (setup_mode == SETUP_MODE_CHOOSE_VSYNC)
6390     execSetupGraphics_setVsyncModes(FALSE);
6391
6392   // update list selection from "setup.window_scaling_percent"
6393   // (window scaling may have changed by resizing the window)
6394   execSetupGraphics_setWindowSizes(TRUE);
6395
6396   // update list selection from "setup.vsync_mode"
6397   // (vsync_mode may have changed by re-creating the renderer)
6398   execSetupGraphics_setVsyncModes(TRUE);
6399
6400   execSetupGraphics_setScalingTypes();
6401   execSetupGraphics_setRenderingModes();
6402
6403   setup_mode = SETUP_MODE_GRAPHICS;
6404
6405   DrawSetupScreen();
6406
6407   // check if game speed is high enough for 60 Hz vsync to work
6408   if (check_game_speed)
6409     ModifyGameSpeedIfNeeded();
6410
6411   // window scaling may have changed at this point
6412   ChangeWindowScalingIfNeeded();
6413
6414   // window scaling quality may have changed at this point
6415   if (!strEqual(setup.window_scaling_quality, video.window_scaling_quality))
6416     SDLSetWindowScalingQuality(setup.window_scaling_quality);
6417
6418   // screen rendering mode may have changed at this point
6419   SDLSetScreenRenderingMode(setup.screen_rendering_mode);
6420
6421   int setup_vsync_mode = VSYNC_MODE_STR_TO_INT(setup.vsync_mode);
6422   int video_vsync_mode = video.vsync_mode;
6423
6424   // screen vsync mode may have changed at this point
6425   ChangeVsyncModeIfNeeded();
6426
6427   // check if setting vsync mode to selected value failed
6428   if (setup_vsync_mode != video_vsync_mode &&
6429       setup_vsync_mode != video.vsync_mode)
6430   {
6431     // changing vsync mode to selected value failed -- reset displayed value
6432     execSetupGraphics_setVsyncModes(TRUE);
6433
6434     Request("Setting VSync failed!", REQ_CONFIRM);
6435
6436     DrawSetupScreen();
6437   }
6438 }
6439
6440 static void execSetupChooseWindowSize(void)
6441 {
6442   setup_mode = SETUP_MODE_CHOOSE_WINDOW_SIZE;
6443
6444   DrawSetupScreen();
6445 }
6446
6447 static void execSetupChooseScalingType(void)
6448 {
6449   setup_mode = SETUP_MODE_CHOOSE_SCALING_TYPE;
6450
6451   DrawSetupScreen();
6452 }
6453
6454 static void execSetupChooseRenderingMode(void)
6455 {
6456   setup_mode = SETUP_MODE_CHOOSE_RENDERING;
6457
6458   DrawSetupScreen();
6459 }
6460
6461 static void execSetupChooseVsyncMode(void)
6462 {
6463   setup_mode = SETUP_MODE_CHOOSE_VSYNC;
6464
6465   DrawSetupScreen();
6466 }
6467
6468 static void execSetupChooseVolumeSimple(void)
6469 {
6470   setup_mode = SETUP_MODE_CHOOSE_VOLUME_SIMPLE;
6471
6472   DrawSetupScreen();
6473 }
6474
6475 static void execSetupChooseVolumeLoops(void)
6476 {
6477   setup_mode = SETUP_MODE_CHOOSE_VOLUME_LOOPS;
6478
6479   DrawSetupScreen();
6480 }
6481
6482 static void execSetupChooseVolumeMusic(void)
6483 {
6484   setup_mode = SETUP_MODE_CHOOSE_VOLUME_MUSIC;
6485
6486   DrawSetupScreen();
6487 }
6488
6489 static void execSetupSound(void)
6490 {
6491   if (volumes_simple == NULL)
6492   {
6493     boolean current_volume_simple_found = FALSE;
6494     int i;
6495
6496     for (i = 0; volumes_list[i].value != -1; i++)
6497     {
6498       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6499       char identifier[32], name[32];
6500       int value = volumes_list[i].value;
6501       char *text = volumes_list[i].text;
6502
6503       ti->node_top = &volumes_simple;
6504       ti->sort_priority = value;
6505
6506       sprintf(identifier, "%d", value);
6507       sprintf(name, "%s", text);
6508
6509       setString(&ti->identifier, identifier);
6510       setString(&ti->name, name);
6511       setString(&ti->name_sorting, name);
6512       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_SIMPLE);
6513
6514       pushTreeInfo(&volumes_simple, ti);
6515
6516       if (value == setup.volume_simple)
6517         current_volume_simple_found = TRUE;
6518     }
6519
6520     if (!current_volume_simple_found)
6521     {
6522       // add entry for non-preset volume value
6523
6524       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6525       char identifier[32], name[32];
6526       int value = setup.volume_simple;
6527
6528       ti->node_top = &volumes_simple;
6529       ti->sort_priority = value;
6530
6531       sprintf(identifier, "%d", value);
6532       sprintf(name, "%d %% (Current)", value);
6533
6534       setString(&ti->identifier, identifier);
6535       setString(&ti->name, name);
6536       setString(&ti->name_sorting, name);
6537       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_SIMPLE);
6538
6539       pushTreeInfo(&volumes_simple, ti);
6540     }
6541
6542     // sort volume values to start with lowest volume value
6543     sortTreeInfo(&volumes_simple);
6544
6545     // set current volume value to configured volume value
6546     volume_simple_current =
6547       getTreeInfoFromIdentifier(volumes_simple, i_to_a(setup.volume_simple));
6548
6549     // if that fails, set current volume to reliable default value
6550     if (volume_simple_current == NULL)
6551       volume_simple_current =
6552         getTreeInfoFromIdentifier(volumes_simple, i_to_a(100));
6553
6554     // if that also fails, set current volume to first available value
6555     if (volume_simple_current == NULL)
6556       volume_simple_current = volumes_simple;
6557   }
6558
6559   if (volumes_loops == NULL)
6560   {
6561     boolean current_volume_loops_found = FALSE;
6562     int i;
6563
6564     for (i = 0; volumes_list[i].value != -1; i++)
6565     {
6566       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6567       char identifier[32], name[32];
6568       int value = volumes_list[i].value;
6569       char *text = volumes_list[i].text;
6570
6571       ti->node_top = &volumes_loops;
6572       ti->sort_priority = value;
6573
6574       sprintf(identifier, "%d", value);
6575       sprintf(name, "%s", text);
6576
6577       setString(&ti->identifier, identifier);
6578       setString(&ti->name, name);
6579       setString(&ti->name_sorting, name);
6580       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_LOOPS);
6581
6582       pushTreeInfo(&volumes_loops, ti);
6583
6584       if (value == setup.volume_loops)
6585         current_volume_loops_found = TRUE;
6586     }
6587
6588     if (!current_volume_loops_found)
6589     {
6590       // add entry for non-preset volume value
6591
6592       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6593       char identifier[32], name[32];
6594       int value = setup.volume_loops;
6595
6596       ti->node_top = &volumes_loops;
6597       ti->sort_priority = value;
6598
6599       sprintf(identifier, "%d", value);
6600       sprintf(name, "%d %% (Current)", value);
6601
6602       setString(&ti->identifier, identifier);
6603       setString(&ti->name, name);
6604       setString(&ti->name_sorting, name);
6605       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_LOOPS);
6606
6607       pushTreeInfo(&volumes_loops, ti);
6608     }
6609
6610     // sort volume values to start with lowest volume value
6611     sortTreeInfo(&volumes_loops);
6612
6613     // set current volume value to configured volume value
6614     volume_loops_current =
6615       getTreeInfoFromIdentifier(volumes_loops, i_to_a(setup.volume_loops));
6616
6617     // if that fails, set current volume to reliable default value
6618     if (volume_loops_current == NULL)
6619       volume_loops_current =
6620         getTreeInfoFromIdentifier(volumes_loops, i_to_a(100));
6621
6622     // if that also fails, set current volume to first available value
6623     if (volume_loops_current == NULL)
6624       volume_loops_current = volumes_loops;
6625   }
6626
6627   if (volumes_music == NULL)
6628   {
6629     boolean current_volume_music_found = FALSE;
6630     int i;
6631
6632     for (i = 0; volumes_list[i].value != -1; i++)
6633     {
6634       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6635       char identifier[32], name[32];
6636       int value = volumes_list[i].value;
6637       char *text = volumes_list[i].text;
6638
6639       ti->node_top = &volumes_music;
6640       ti->sort_priority = value;
6641
6642       sprintf(identifier, "%d", value);
6643       sprintf(name, "%s", text);
6644
6645       setString(&ti->identifier, identifier);
6646       setString(&ti->name, name);
6647       setString(&ti->name_sorting, name);
6648       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_MUSIC);
6649
6650       pushTreeInfo(&volumes_music, ti);
6651
6652       if (value == setup.volume_music)
6653         current_volume_music_found = TRUE;
6654     }
6655
6656     if (!current_volume_music_found)
6657     {
6658       // add entry for non-preset volume value
6659
6660       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6661       char identifier[32], name[32];
6662       int value = setup.volume_music;
6663
6664       ti->node_top = &volumes_music;
6665       ti->sort_priority = value;
6666
6667       sprintf(identifier, "%d", value);
6668       sprintf(name, "%d %% (Current)", value);
6669
6670       setString(&ti->identifier, identifier);
6671       setString(&ti->name, name);
6672       setString(&ti->name_sorting, name);
6673       setString(&ti->infotext, STR_SETUP_CHOOSE_VOLUME_MUSIC);
6674
6675       pushTreeInfo(&volumes_music, ti);
6676     }
6677
6678     // sort volume values to start with lowest volume value
6679     sortTreeInfo(&volumes_music);
6680
6681     // set current volume value to configured volume value
6682     volume_music_current =
6683       getTreeInfoFromIdentifier(volumes_music, i_to_a(setup.volume_music));
6684
6685     // if that fails, set current volume to reliable default value
6686     if (volume_music_current == NULL)
6687       volume_music_current =
6688         getTreeInfoFromIdentifier(volumes_music, i_to_a(100));
6689
6690     // if that also fails, set current volume to first available value
6691     if (volume_music_current == NULL)
6692       volume_music_current = volumes_music;
6693   }
6694
6695   setup.volume_simple = atoi(volume_simple_current->identifier);
6696   setup.volume_loops  = atoi(volume_loops_current->identifier);
6697   setup.volume_music  = atoi(volume_music_current->identifier);
6698
6699   // needed for displaying volume text instead of identifier
6700   volume_simple_text = volume_simple_current->name;
6701   volume_loops_text = volume_loops_current->name;
6702   volume_music_text = volume_music_current->name;
6703
6704   setup_mode = SETUP_MODE_SOUND;
6705
6706   DrawSetupScreen();
6707 }
6708
6709 static void execSetupChooseTouchControls(void)
6710 {
6711   setup_mode = SETUP_MODE_CHOOSE_TOUCH_CONTROL;
6712
6713   DrawSetupScreen();
6714 }
6715
6716 static void execSetupChooseMoveDistance(void)
6717 {
6718   setup_mode = SETUP_MODE_CHOOSE_MOVE_DISTANCE;
6719
6720   DrawSetupScreen();
6721 }
6722
6723 static void execSetupChooseDropDistance(void)
6724 {
6725   setup_mode = SETUP_MODE_CHOOSE_DROP_DISTANCE;
6726
6727   DrawSetupScreen();
6728 }
6729
6730 static void execSetupChooseTransparency(void)
6731 {
6732   setup_mode = SETUP_MODE_CHOOSE_TRANSPARENCY;
6733
6734   DrawSetupScreen();
6735 }
6736
6737 static void execSetupChooseGridXSize_0(void)
6738 {
6739   setup_mode = SETUP_MODE_CHOOSE_GRID_XSIZE_0;
6740
6741   DrawSetupScreen();
6742 }
6743
6744 static void execSetupChooseGridYSize_0(void)
6745 {
6746   setup_mode = SETUP_MODE_CHOOSE_GRID_YSIZE_0;
6747
6748   DrawSetupScreen();
6749 }
6750
6751 static void execSetupChooseGridXSize_1(void)
6752 {
6753   setup_mode = SETUP_MODE_CHOOSE_GRID_XSIZE_1;
6754
6755   DrawSetupScreen();
6756 }
6757
6758 static void execSetupChooseGridYSize_1(void)
6759 {
6760   setup_mode = SETUP_MODE_CHOOSE_GRID_YSIZE_1;
6761
6762   DrawSetupScreen();
6763 }
6764
6765 static void execSetupConfigureVirtualButtons(void)
6766 {
6767   setup_mode = SETUP_MODE_CONFIG_VIRT_BUTTONS;
6768
6769   ConfigureVirtualButtons();
6770
6771   setup_mode = SETUP_MODE_TOUCH;
6772
6773   DrawSetupScreen();
6774 }
6775
6776 static void execSetupTouch(void)
6777 {
6778   int i, j, k;
6779
6780   if (touch_controls == NULL)
6781   {
6782     for (i = 0; touch_controls_list[i].value != NULL; i++)
6783     {
6784       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6785       char identifier[32], name[32];
6786       char *value = touch_controls_list[i].value;
6787       char *text = touch_controls_list[i].text;
6788
6789       ti->node_top = &touch_controls;
6790       ti->sort_priority = i;
6791
6792       sprintf(identifier, "%s", value);
6793       sprintf(name, "%s", text);
6794
6795       setString(&ti->identifier, identifier);
6796       setString(&ti->name, name);
6797       setString(&ti->name_sorting, name);
6798       setString(&ti->infotext, STR_SETUP_CHOOSE_TOUCH_CONTROL);
6799
6800       pushTreeInfo(&touch_controls, ti);
6801     }
6802
6803     // sort touch control values to start with lowest touch control value
6804     sortTreeInfo(&touch_controls);
6805
6806     // set current touch control value to configured touch control value
6807     touch_control_current =
6808       getTreeInfoFromIdentifier(touch_controls, setup.touch.control_type);
6809
6810     // if that fails, set current touch control to reliable default value
6811     if (touch_control_current == NULL)
6812       touch_control_current =
6813         getTreeInfoFromIdentifier(touch_controls, TOUCH_CONTROL_DEFAULT);
6814
6815     // if that also fails, set current touch control to first available value
6816     if (touch_control_current == NULL)
6817       touch_control_current = touch_controls;
6818   }
6819
6820   if (move_distances == NULL)
6821   {
6822     for (i = 0; distances_list[i].value != -1; i++)
6823     {
6824       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6825       char identifier[32], name[32];
6826       int value = distances_list[i].value;
6827       char *text = distances_list[i].text;
6828
6829       ti->node_top = &move_distances;
6830       ti->sort_priority = value;
6831
6832       sprintf(identifier, "%d", value);
6833       sprintf(name, "%s", text);
6834
6835       setString(&ti->identifier, identifier);
6836       setString(&ti->name, name);
6837       setString(&ti->name_sorting, name);
6838       setString(&ti->infotext, STR_SETUP_CHOOSE_MOVE_DISTANCE);
6839
6840       pushTreeInfo(&move_distances, ti);
6841     }
6842
6843     // sort distance values to start with lowest distance value
6844     sortTreeInfo(&move_distances);
6845
6846     // set current distance value to configured distance value
6847     move_distance_current =
6848       getTreeInfoFromIdentifier(move_distances,
6849                                 i_to_a(setup.touch.move_distance));
6850
6851     // if that fails, set current distance to reliable default value
6852     if (move_distance_current == NULL)
6853       move_distance_current =
6854         getTreeInfoFromIdentifier(move_distances,
6855                                   i_to_a(TOUCH_MOVE_DISTANCE_DEFAULT));
6856
6857     // if that also fails, set current distance to first available value
6858     if (move_distance_current == NULL)
6859       move_distance_current = move_distances;
6860   }
6861
6862   if (drop_distances == NULL)
6863   {
6864     for (i = 0; distances_list[i].value != -1; i++)
6865     {
6866       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6867       char identifier[32], name[32];
6868       int value = distances_list[i].value;
6869       char *text = distances_list[i].text;
6870
6871       ti->node_top = &drop_distances;
6872       ti->sort_priority = value;
6873
6874       sprintf(identifier, "%d", value);
6875       sprintf(name, "%s", text);
6876
6877       setString(&ti->identifier, identifier);
6878       setString(&ti->name, name);
6879       setString(&ti->name_sorting, name);
6880       setString(&ti->infotext, STR_SETUP_CHOOSE_DROP_DISTANCE);
6881
6882       pushTreeInfo(&drop_distances, ti);
6883     }
6884
6885     // sort distance values to start with lowest distance value
6886     sortTreeInfo(&drop_distances);
6887
6888     // set current distance value to configured distance value
6889     drop_distance_current =
6890       getTreeInfoFromIdentifier(drop_distances,
6891                                 i_to_a(setup.touch.drop_distance));
6892
6893     // if that fails, set current distance to reliable default value
6894     if (drop_distance_current == NULL)
6895       drop_distance_current =
6896         getTreeInfoFromIdentifier(drop_distances,
6897                                   i_to_a(TOUCH_DROP_DISTANCE_DEFAULT));
6898
6899     // if that also fails, set current distance to first available value
6900     if (drop_distance_current == NULL)
6901       drop_distance_current = drop_distances;
6902   }
6903
6904   if (transparencies == NULL)
6905   {
6906     for (i = 0; transparencies_list[i].value != -1; i++)
6907     {
6908       TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6909       char identifier[32], name[32];
6910       int value = transparencies_list[i].value;
6911       char *text = transparencies_list[i].text;
6912
6913       ti->node_top = &transparencies;
6914       ti->sort_priority = value;
6915
6916       sprintf(identifier, "%d", value);
6917       sprintf(name, "%s", text);
6918
6919       setString(&ti->identifier, identifier);
6920       setString(&ti->name, name);
6921       setString(&ti->name_sorting, name);
6922       setString(&ti->infotext, STR_SETUP_CHOOSE_TRANSPARENCY);
6923
6924       pushTreeInfo(&transparencies, ti);
6925     }
6926
6927     // sort transparency values to start with lowest transparency value
6928     sortTreeInfo(&transparencies);
6929
6930     // set current transparency value to configured transparency value
6931     transparency_current =
6932       getTreeInfoFromIdentifier(transparencies,
6933                                 i_to_a(setup.touch.transparency));
6934
6935     // if that fails, set current transparency to reliable default value
6936     if (transparency_current == NULL)
6937       transparency_current =
6938         getTreeInfoFromIdentifier(transparencies,
6939                                   i_to_a(TOUCH_TRANSPARENCY_DEFAULT));
6940
6941     // if that also fails, set current transparency to first available value
6942     if (transparency_current == NULL)
6943       transparency_current = transparencies;
6944   }
6945
6946   for (i = 0; i < 2; i++)
6947   {
6948     for (j = 0; j < 2; j++)
6949     {
6950       if (grid_sizes[i][j] == NULL)
6951       {
6952         for (k = 0; grid_sizes_list[k].value != -1; k++)
6953         {
6954           TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
6955           char identifier[32], name[32];
6956           int value = grid_sizes_list[k].value;
6957           char *text = grid_sizes_list[k].text;
6958
6959           ti->node_top = &grid_sizes[i][j];
6960           ti->sort_priority = value;
6961
6962           sprintf(identifier, "%d", value);
6963           sprintf(name, "%s", text);
6964
6965           setString(&ti->identifier, identifier);
6966           setString(&ti->name, name);
6967           setString(&ti->name_sorting, name);
6968           setString(&ti->infotext,
6969                     (i == 0 ?
6970                      (j == 0 ?
6971                       STR_SETUP_CHOOSE_GRID_XSIZE_0 :
6972                       STR_SETUP_CHOOSE_GRID_YSIZE_0) :
6973                      (j == 0 ?
6974                       STR_SETUP_CHOOSE_GRID_XSIZE_1 :
6975                       STR_SETUP_CHOOSE_GRID_YSIZE_1)));
6976
6977           pushTreeInfo(&grid_sizes[i][j], ti);
6978         }
6979
6980         // sort grid size values to start with lowest grid size value
6981         sortTreeInfo(&grid_sizes[i][j]);
6982
6983         // set current grid size value to configured grid size value
6984         grid_size_current[i][j] =
6985           getTreeInfoFromIdentifier(grid_sizes[i][j],
6986                                     i_to_a(j == 0 ?
6987                                            setup.touch.grid_xsize[i] :
6988                                            setup.touch.grid_ysize[i]));
6989
6990         // if that fails, set current grid size to reliable default value
6991         if (grid_size_current[i][j] == NULL)
6992           grid_size_current[i][j] =
6993             getTreeInfoFromIdentifier(grid_sizes[i][j],
6994                                       i_to_a(j == 0 ?
6995                                              DEFAULT_GRID_XSIZE(i) :
6996                                              DEFAULT_GRID_YSIZE(i)));
6997
6998         // if that also fails, set current grid size to first available value
6999         if (grid_size_current[i][j] == NULL)
7000           grid_size_current[i][j] = grid_sizes[i][j];
7001       }
7002     }
7003   }
7004
7005   setup.touch.control_type = touch_control_current->identifier;
7006   setup.touch.move_distance = atoi(move_distance_current->identifier);
7007   setup.touch.drop_distance = atoi(drop_distance_current->identifier);
7008   setup.touch.transparency = atoi(transparency_current->identifier);
7009
7010   for (i = 0; i < 2; i++)
7011   {
7012     setup.touch.grid_xsize[i] = atoi(grid_size_current[i][0]->identifier);
7013     setup.touch.grid_ysize[i] = atoi(grid_size_current[i][1]->identifier);
7014
7015     if (i == GRID_ACTIVE_NR())
7016     {
7017       overlay.grid_xsize = setup.touch.grid_xsize[i];
7018       overlay.grid_ysize = setup.touch.grid_ysize[i];
7019     }
7020   }
7021
7022   // needed for displaying value text instead of identifier
7023   touch_controls_text = touch_control_current->name;
7024   move_distance_text = move_distance_current->name;
7025   drop_distance_text = drop_distance_current->name;
7026   transparency_text = transparency_current->name;
7027
7028   for (i = 0; i < 2; i++)
7029     for (j = 0; j < 2; j++)
7030       grid_size_text[i][j] = grid_size_current[i][j]->name;
7031
7032   setup_mode = SETUP_MODE_TOUCH;
7033
7034   DrawSetupScreen();
7035 }
7036
7037 static void execSetupArtwork(void)
7038 {
7039   static ArtworkDirTree *gfx_last_valid = NULL;
7040   static ArtworkDirTree *snd_last_valid = NULL;
7041   static ArtworkDirTree *mus_last_valid = NULL;
7042
7043   // current artwork directory may be invalid (level group, parent link)
7044   if (!validLevelSeries(artwork.gfx_current))
7045     artwork.gfx_current = getFirstValidTreeInfoEntry(gfx_last_valid);
7046   if (!validLevelSeries(artwork.snd_current))
7047     artwork.snd_current = getFirstValidTreeInfoEntry(snd_last_valid);
7048   if (!validLevelSeries(artwork.mus_current))
7049     artwork.mus_current = getFirstValidTreeInfoEntry(mus_last_valid);
7050
7051   // store valid artwork directory information
7052   gfx_last_valid = artwork.gfx_current;
7053   snd_last_valid = artwork.snd_current;
7054   mus_last_valid = artwork.mus_current;
7055
7056 #if 0
7057   Debug("screens:execSetupArtwork", "'%s', '%s', '%s'",
7058         artwork.gfx_current->subdir,
7059         artwork.gfx_current->fullpath,
7060         artwork.gfx_current->basepath);
7061 #endif
7062
7063   setup.graphics_set = artwork.gfx_current->identifier;
7064   setup.sounds_set = artwork.snd_current->identifier;
7065   setup.music_set = artwork.mus_current->identifier;
7066
7067   // needed if last screen (setup choice) changed graphics, sounds or music
7068   ReloadCustomArtwork(0);
7069
7070   // needed for displaying artwork name instead of artwork identifier
7071   graphics_set_name = artwork.gfx_current->name;
7072   sounds_set_name = artwork.snd_current->name;
7073   music_set_name = artwork.mus_current->name;
7074
7075   setup_mode = SETUP_MODE_ARTWORK;
7076
7077   DrawSetupScreen();
7078 }
7079
7080 static void execSetupChooseGraphics(void)
7081 {
7082   setup_mode = SETUP_MODE_CHOOSE_GRAPHICS;
7083
7084   DrawSetupScreen();
7085 }
7086
7087 static void execSetupChooseSounds(void)
7088 {
7089   setup_mode = SETUP_MODE_CHOOSE_SOUNDS;
7090
7091   DrawSetupScreen();
7092 }
7093
7094 static void execSetupChooseMusic(void)
7095 {
7096   setup_mode = SETUP_MODE_CHOOSE_MUSIC;
7097
7098   DrawSetupScreen();
7099 }
7100
7101 static void execSetupInput(void)
7102 {
7103   setup_mode = SETUP_MODE_INPUT;
7104
7105   DrawSetupScreen();
7106 }
7107
7108 static void execSetupShortcuts(void)
7109 {
7110   setup_mode = SETUP_MODE_SHORTCUTS;
7111
7112   DrawSetupScreen();
7113 }
7114
7115 static void execSetupShortcuts1(void)
7116 {
7117   setup_mode = SETUP_MODE_SHORTCUTS_1;
7118
7119   DrawSetupScreen();
7120 }
7121
7122 static void execSetupShortcuts2(void)
7123 {
7124   setup_mode = SETUP_MODE_SHORTCUTS_2;
7125
7126   DrawSetupScreen();
7127 }
7128
7129 static void execSetupShortcuts3(void)
7130 {
7131   setup_mode = SETUP_MODE_SHORTCUTS_3;
7132
7133   DrawSetupScreen();
7134 }
7135
7136 static void execSetupShortcuts4(void)
7137 {
7138   setup_mode = SETUP_MODE_SHORTCUTS_4;
7139
7140   DrawSetupScreen();
7141 }
7142
7143 static void execSetupShortcuts5(void)
7144 {
7145   setup_mode = SETUP_MODE_SHORTCUTS_5;
7146
7147   DrawSetupScreen();
7148 }
7149
7150 static void execExitSetup(void)
7151 {
7152   SetGameStatus(GAME_MODE_MAIN);
7153
7154   DrawMainMenu();
7155 }
7156
7157 static void execSaveAndExitSetup(void)
7158 {
7159   SaveSetup();
7160   execExitSetup();
7161 }
7162
7163 static void execGadgetNetworkServer(void)
7164 {
7165   int gadget_id = SCREEN_CTRL_ID_NETWORK_SERVER;
7166   struct GadgetInfo *gi = screen_gadget[gadget_id];
7167
7168   if (strEqual(setup.network_server_hostname, STR_NETWORK_AUTO_DETECT))
7169     network_server_hostname[0] = '\0';
7170
7171   ModifyGadget(gi, GDI_TEXT_VALUE, network_server_hostname, GDI_END);
7172
7173   MapGadget(gi);
7174
7175   ClickOnGadget(gi, MB_LEFTBUTTON);
7176 }
7177
7178 static void execOfferUploadTapes(void)
7179 {
7180   OfferUploadTapes();
7181 }
7182
7183 static void ToggleNetworkModeIfNeeded(void)
7184 {
7185   int font_title = FONT_TITLE_1;
7186   int font_foot = FC_BLUE;
7187   int ystart  = mSY - SY + 16;
7188   int ybottom = mSY - SY + SYSIZE - 20;
7189   char *text = (setup.network_mode ? "Start Network" : "Stop Network");
7190
7191   if (setup.network_mode == network.enabled)
7192     return;
7193
7194   network.enabled = setup.network_mode;
7195
7196   FadeOut(REDRAW_ALL);
7197
7198   ClearField();
7199
7200   DrawTextSCentered(ystart, font_title, text);
7201
7202   FadeIn(REDRAW_ALL);
7203
7204   if (network.enabled)
7205     InitNetworkServer();
7206   else
7207     DisconnectFromNetworkServer();
7208
7209   DrawTextSCentered(ybottom, font_foot,
7210                     "Press any key or button for setup menu");
7211
7212   WaitForEventToContinue();
7213
7214   DrawSetupScreen();
7215 }
7216
7217 static void ToggleGameSpeedsListIfNeeded(void)
7218 {
7219   boolean using_game_speeds_extended = (game_speeds == game_speeds_extended);
7220
7221   if (setup.game_speed_extended == using_game_speeds_extended)
7222     return;
7223
7224   // try to match similar values when changing game speeds list
7225   if (setup.game_speed_extended)
7226     setup.game_frame_delay = (setup.game_frame_delay == 15 ? 16 :
7227                               setup.game_frame_delay == 30 ? 29 :
7228                               setup.game_frame_delay);
7229   else
7230     setup.game_frame_delay = (setup.game_frame_delay == 14 ? 15 :
7231                               setup.game_frame_delay == 16 ? 15 :
7232                               setup.game_frame_delay >= 29 ? 30 :
7233                               setup.game_frame_delay <= 10 ? 10 :
7234                               setup.game_frame_delay);
7235
7236   execSetupGame_setGameSpeeds(TRUE);
7237
7238   DrawSetupScreen();
7239 }
7240
7241 static void ToggleUseApiServerIfNeeded(void)
7242 {
7243   if (runtime.use_api_server == setup.use_api_server)
7244     return;
7245
7246   runtime.use_api_server = setup.use_api_server;
7247
7248   if (runtime.use_api_server)
7249   {
7250     if (setup.has_remaining_tapes)
7251       setup.ask_for_uploading_tapes = TRUE;
7252
7253     CheckApiServerTasks();
7254   }
7255 }
7256
7257 static void ModifyGameSpeedIfNeeded(void)
7258 {
7259   if (strEqual(setup.vsync_mode, STR_VSYNC_MODE_OFF) ||
7260       setup.game_frame_delay <= MAX_VSYNC_FRAME_DELAY)
7261     return;
7262
7263   char message[100];
7264   char *game_speed_text = "Fast";
7265   int game_speed_value = 15;
7266
7267   if (setup.game_speed_extended)
7268   {
7269     game_speed_text = "60 fps";
7270     game_speed_value = 16;
7271   }
7272
7273   sprintf(message, "Game speed set to %s for VSync to work!", game_speed_text);
7274
7275   // set game speed to existing list value that is fast enough for vsync
7276   setup.game_frame_delay = game_speed_value;
7277
7278   execSetupGame_setGameSpeeds(TRUE);
7279
7280   Request(message, REQ_CONFIRM);
7281 }
7282
7283 static void DisableVsyncIfNeeded(void)
7284 {
7285   if (strEqual(setup.vsync_mode, STR_VSYNC_MODE_OFF) ||
7286       (setup.game_frame_delay >= MIN_VSYNC_FRAME_DELAY &&
7287        setup.game_frame_delay <= MAX_VSYNC_FRAME_DELAY))
7288     return;
7289
7290   // disable vsync for the selected game speed to work
7291   setup.vsync_mode = STR_VSYNC_MODE_OFF;
7292
7293   execSetupGraphics_setVsyncModes(TRUE);
7294
7295   Request("VSync disabled for this game speed to work!", REQ_CONFIRM);
7296 }
7297
7298 static struct
7299 {
7300   void *value;
7301   void *related_value;
7302 } hide_related_entry_list[] =
7303 {
7304   { &setup.network_server_hostname,     execGadgetNetworkServer         },
7305   { &setup.network_server_hostname,     &network_server_text            },
7306
7307   { &setup.scores_in_highscore_list,    execSetupChooseScoresType       },
7308   { &setup.scores_in_highscore_list,    &scores_type_text               },
7309
7310   { &setup.game_frame_delay,            execSetupChooseGameSpeed        },
7311   { &setup.game_frame_delay,            &game_speed_text                },
7312
7313   { &setup.scroll_delay_value,          execSetupChooseScrollDelay      },
7314   { &setup.scroll_delay_value,          &scroll_delay_text              },
7315
7316   { &setup.engine_snapshot_mode,        execSetupChooseSnapshotMode     },
7317   { &setup.engine_snapshot_mode,        &snapshot_mode_text             },
7318
7319   { &setup.window_scaling_percent,      execSetupChooseWindowSize       },
7320   { &setup.window_scaling_percent,      &window_size_text               },
7321
7322   { &setup.window_scaling_quality,      execSetupChooseScalingType      },
7323   { &setup.window_scaling_quality,      &scaling_type_text              },
7324
7325   { &setup.screen_rendering_mode,       execSetupChooseRenderingMode    },
7326   { &setup.screen_rendering_mode,       &rendering_mode_text            },
7327
7328   { &setup.vsync_mode,                  execSetupChooseVsyncMode        },
7329   { &setup.vsync_mode,                  &vsync_mode_text                },
7330
7331   { &setup.graphics_set,                execSetupChooseGraphics         },
7332   { &setup.graphics_set,                &graphics_set_name              },
7333
7334   { &setup.sounds_set,                  execSetupChooseSounds           },
7335   { &setup.sounds_set,                  &sounds_set_name                },
7336
7337   { &setup.music_set,                   execSetupChooseMusic            },
7338   { &setup.music_set,                   &music_set_name                 },
7339
7340   { &setup.volume_simple,               execSetupChooseVolumeSimple     },
7341   { &setup.volume_simple,               &volume_simple_text             },
7342
7343   { &setup.volume_loops,                execSetupChooseVolumeLoops      },
7344   { &setup.volume_loops,                &volume_loops_text              },
7345
7346   { &setup.volume_music,                execSetupChooseVolumeMusic      },
7347   { &setup.volume_music,                &volume_music_text              },
7348
7349   { &setup.touch.control_type,          execSetupChooseTouchControls    },
7350   { &setup.touch.control_type,          &touch_controls_text            },
7351
7352   { &setup.touch.move_distance,         execSetupChooseMoveDistance     },
7353   { &setup.touch.move_distance,         &move_distance_text             },
7354
7355   { &setup.touch.drop_distance,         execSetupChooseDropDistance     },
7356   { &setup.touch.drop_distance,         &drop_distance_text             },
7357
7358   { &setup.touch.transparency,          execSetupChooseTransparency     },
7359   { &setup.touch.transparency,          &transparency_text              },
7360
7361   { &setup.touch.grid_xsize[0],         execSetupChooseGridXSize_0      },
7362   { &setup.touch.grid_xsize[0],         &grid_size_text[0][0]           },
7363
7364   { &setup.touch.grid_ysize[0],         execSetupChooseGridYSize_0      },
7365   { &setup.touch.grid_ysize[0],         &grid_size_text[0][1]           },
7366
7367   { &setup.touch.grid_xsize[1],         execSetupChooseGridXSize_1      },
7368   { &setup.touch.grid_xsize[1],         &grid_size_text[1][0]           },
7369
7370   { &setup.touch.grid_ysize[1],         execSetupChooseGridYSize_1      },
7371   { &setup.touch.grid_ysize[1],         &grid_size_text[1][1]           },
7372
7373   { &setup.internal.menu_game,          execSetupGame                   },
7374   { &setup.internal.menu_engines,       execSetupEngines                },
7375   { &setup.internal.menu_editor,        execSetupEditor                 },
7376   { &setup.internal.menu_graphics,      execSetupGraphics               },
7377   { &setup.internal.menu_sound,         execSetupSound                  },
7378   { &setup.internal.menu_artwork,       execSetupArtwork                },
7379   { &setup.internal.menu_input,         execSetupInput                  },
7380   { &setup.internal.menu_touch,         execSetupTouch                  },
7381   { &setup.internal.menu_shortcuts,     execSetupShortcuts              },
7382   { &setup.internal.menu_exit,          execExitSetup                   },
7383   { &setup.internal.menu_save_and_exit, execSaveAndExitSetup            },
7384
7385   { &setup.internal.menu_shortcuts_various,     execSetupShortcuts1     },
7386   { &setup.internal.menu_shortcuts_focus,       execSetupShortcuts2     },
7387   { &setup.internal.menu_shortcuts_tape,        execSetupShortcuts3     },
7388   { &setup.internal.menu_shortcuts_sound,       execSetupShortcuts4     },
7389   { &setup.internal.menu_shortcuts_snap,        execSetupShortcuts5     },
7390
7391   { &setup.internal.info_title,         execInfoTitleScreen             },
7392   { &setup.internal.info_elements,      execInfoElements                },
7393   { &setup.internal.info_music,         execInfoMusic                   },
7394   { &setup.internal.info_credits,       execInfoCredits                 },
7395   { &setup.internal.info_program,       execInfoProgram                 },
7396   { &setup.internal.info_version,       execInfoVersion                 },
7397   { &setup.internal.info_levelset,      execInfoLevelSet                },
7398   { &setup.internal.info_exit,          execExitInfo                    },
7399
7400   { NULL,                               NULL                            }
7401 };
7402
7403 void setHideRelatedSetupEntries(void)
7404 {
7405   int i;
7406
7407   for (i = 0; hide_related_entry_list[i].value != NULL; i++)
7408     if (hideSetupEntry(hide_related_entry_list[i].value))
7409       setHideSetupEntry(hide_related_entry_list[i].related_value);
7410 }
7411
7412 static struct TokenInfo setup_info_main[] =
7413 {
7414   { TYPE_ENTER_MENU,    execSetupGame,          STR_SETUP_GAME          },
7415   { TYPE_ENTER_MENU,    execSetupEngines,       STR_SETUP_ENGINES       },
7416   { TYPE_ENTER_MENU,    execSetupEditor,        STR_SETUP_EDITOR        },
7417   { TYPE_ENTER_MENU,    execSetupGraphics,      STR_SETUP_GRAPHICS      },
7418   { TYPE_ENTER_MENU,    execSetupSound,         STR_SETUP_SOUND         },
7419   { TYPE_ENTER_MENU,    execSetupArtwork,       STR_SETUP_ARTWORK       },
7420   { TYPE_ENTER_MENU,    execSetupInput,         STR_SETUP_INPUT         },
7421   { TYPE_ENTER_MENU,    execSetupTouch,         STR_SETUP_TOUCH         },
7422   { TYPE_ENTER_MENU,    execSetupShortcuts,     STR_SETUP_SHORTCUTS     },
7423   { TYPE_EMPTY,         NULL,                   ""                      },
7424   { TYPE_LEAVE_MENU,    execExitSetup,          STR_SETUP_EXIT          },
7425   { TYPE_LEAVE_MENU,    execSaveAndExitSetup,   STR_SETUP_SAVE_AND_EXIT },
7426
7427   { 0,                  NULL,                   NULL                    }
7428 };
7429
7430 static struct TokenInfo setup_info_game[] =
7431 {
7432   { TYPE_SWITCH,        &setup.team_mode,       "Team-Mode (Multi-Player):" },
7433   { TYPE_SWITCH,        &setup.network_mode,    "Network Multi-Player Mode:" },
7434   { TYPE_PLAYER,        &setup.network_player_nr,"Preferred Network Player:" },
7435   { TYPE_TEXT_INPUT,    execGadgetNetworkServer, "Network Server Hostname:" },
7436   { TYPE_STRING,        &network_server_text,   ""                      },
7437   { TYPE_SWITCH,        &setup.use_api_server,  "Use Highscore Server:" },
7438   { TYPE_ENTER_LIST,    execSetupChooseScoresType,"Scores in Highscore List:" },
7439   { TYPE_STRING,        &scores_type_text,      ""                      },
7440   { TYPE_ENTER_LIST,    execOfferUploadTapes,   "Upload Tapes to Server" },
7441   { TYPE_SWITCH,        &setup.multiple_users,  "Multiple Users/Teams:" },
7442   { TYPE_YES_NO,        &setup.input_on_focus,  "Only Move Focussed Player:" },
7443   { TYPE_SWITCH,        &setup.time_limit,      "Time Limit:"           },
7444   { TYPE_SWITCH,        &setup.handicap,        "Force Solving Levels:" },
7445   { TYPE_SWITCH,        &setup.skip_levels,     "Allow Skipping Levels:" },
7446   { TYPE_SWITCH,        &setup.increment_levels,"Increment Solved Levels:" },
7447   { TYPE_SWITCH,        &setup.auto_play_next_level,"Auto-play Next Level:" },
7448   { TYPE_SWITCH,        &setup.count_score_after_game,"Count Score After Game:" },
7449   { TYPE_SWITCH,        &setup.show_scores_after_game,"Show Scores After Game:" },
7450   { TYPE_YES_NO,        &setup.ask_on_game_over, "Ask on Game Over:"    },
7451   { TYPE_YES_NO,        &setup.ask_on_quit_game, "Ask on Quit Game:"    },
7452   { TYPE_YES_NO,        &setup.ask_on_quit_program, "Ask on Quit Program:" },
7453   { TYPE_SWITCH,        &setup.autorecord,      "Auto-Record When Playing:" },
7454   { TYPE_SWITCH,        &setup.autorecord_after_replay, "Auto-Record After Replay:" },
7455   { TYPE_SWITCH,        &setup.auto_pause_on_start, "Start Game in Pause Mode:" },
7456   { TYPE_ENTER_LIST,    execSetupChooseGameSpeed, "Game Speed:"         },
7457   { TYPE_STRING,        &game_speed_text,       ""                      },
7458   { TYPE_SWITCH,        &setup.game_speed_extended, "Game Speed Extended List:" },
7459 #if 1
7460   { TYPE_ENTER_LIST,    execSetupChooseScrollDelay, "Scroll Delay:"     },
7461   { TYPE_STRING,        &scroll_delay_text,     ""                      },
7462 #endif
7463   { TYPE_ENTER_LIST, execSetupChooseSnapshotMode,"Game Engine Snapshot Mode:" },
7464   { TYPE_STRING,        &snapshot_mode_text,    ""                      },
7465   { TYPE_SWITCH,        &setup.show_load_save_buttons,"Show Load/Save Buttons:" },
7466   { TYPE_SWITCH,        &setup.show_undo_redo_buttons,"Show Undo/Redo Buttons:" },
7467   { TYPE_EMPTY,         NULL,                   ""                      },
7468   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7469
7470   { 0,                  NULL,                   NULL                    }
7471 };
7472
7473 static struct TokenInfo setup_info_engines[] =
7474 {
7475   { TYPE_HEADLINE,      NULL,                   "Emerald Mine"          },
7476   { TYPE_SWITCH,        &setup.forced_scroll_delay, "Scroll Delay:"     },
7477   { TYPE_ECS_AGA,       &setup.prefer_aga_graphics, "Amiga Graphics Chipset:" },
7478   { TYPE_SWITCH,        &setup.prefer_lowpass_sounds,"Low-Pass Filter Sounds:" },
7479   { TYPE_SWITCH,        &setup.prefer_extra_panel_items,"Show Dynamite and Keys:" },
7480   { TYPE_EMPTY,         NULL,                   ""                      },
7481   { TYPE_HEADLINE,      NULL,                   "Supaplex"              },
7482   { TYPE_SWITCH,        &setup.sp_show_border_elements, "Border Elements:" },
7483   { TYPE_EMPTY,         NULL,                   ""                      },
7484   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7485
7486   { 0,                  NULL,                   NULL                    }
7487 };
7488
7489 static struct TokenInfo setup_info_editor[] =
7490 {
7491 #if 0
7492   { TYPE_SWITCH,        &setup.editor.el_boulderdash,   "Boulder Dash:" },
7493   { TYPE_SWITCH,        &setup.editor.el_emerald_mine,  "Emerald Mine:" },
7494   { TYPE_SWITCH, &setup.editor.el_emerald_mine_club,    "Emerald Mine Club:" },
7495   { TYPE_SWITCH,        &setup.editor.el_more,          "Rocks'n'Diamonds:" },
7496   { TYPE_SWITCH,        &setup.editor.el_sokoban,       "Sokoban:"      },
7497   { TYPE_SWITCH,        &setup.editor.el_supaplex,      "Supaplex:"     },
7498   { TYPE_SWITCH,        &setup.editor.el_diamond_caves, "Diamond Caves II:" },
7499   { TYPE_SWITCH,        &setup.editor.el_dx_boulderdash,"DX-Boulderdash:" },
7500   { TYPE_SWITCH,        &setup.editor.el_chars,         "Text Characters:" },
7501   { TYPE_SWITCH, &setup.editor.el_steel_chars, "Text Characters (Steel):" },
7502 #endif
7503   { TYPE_SWITCH,        &setup.editor.el_classic,  "Classic Elements:" },
7504   { TYPE_SWITCH,        &setup.editor.el_custom,  "Custom & Group Elements:" },
7505 #if 0
7506   { TYPE_SWITCH,        &setup.editor.el_headlines,     "Headlines:"    },
7507 #endif
7508   { TYPE_SWITCH, &setup.editor.el_user_defined, "User defined element list:" },
7509   { TYPE_SWITCH,        &setup.editor.el_dynamic,  "Dynamic level elements:" },
7510   { TYPE_EMPTY,         NULL,                   ""                      },
7511 #if 0
7512   { TYPE_SWITCH,        &setup.editor.el_by_game,   "Show elements by game:" },
7513   { TYPE_SWITCH,        &setup.editor.el_by_type,   "Show elements by type:" },
7514   { TYPE_EMPTY,         NULL,                   ""                      },
7515 #endif
7516   { TYPE_SWITCH, &setup.editor.show_element_token,      "Show element token:" },
7517   { TYPE_EMPTY,         NULL,                   ""                      },
7518   { TYPE_SWITCH, &setup.editor.show_read_only_warning,  "Show read-only warning:" },
7519   { TYPE_EMPTY,         NULL,                   ""                      },
7520   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7521
7522   { 0,                  NULL,                   NULL                    }
7523 };
7524
7525 static struct TokenInfo setup_info_graphics[] =
7526 {
7527 #if !defined(PLATFORM_ANDROID) && !defined(PLATFORM_EMSCRIPTEN)
7528   { TYPE_SWITCH,        &setup.fullscreen,      "Fullscreen:"           },
7529   { TYPE_ENTER_LIST,    execSetupChooseWindowSize, "Window Scaling:"    },
7530   { TYPE_STRING,        &window_size_text,      ""                      },
7531   { TYPE_ENTER_LIST,    execSetupChooseScalingType, "Anti-Aliasing:"    },
7532   { TYPE_STRING,        &scaling_type_text,     ""                      },
7533   { TYPE_ENTER_LIST,    execSetupChooseRenderingMode, "Special Rendering:" },
7534   { TYPE_STRING,        &rendering_mode_text,   ""                      },
7535 #endif
7536 #if 0
7537   { TYPE_ENTER_LIST,    execSetupChooseScrollDelay, "Scroll Delay:"     },
7538   { TYPE_STRING,        &scroll_delay_text,     ""                      },
7539 #endif
7540 #if !defined(PLATFORM_EMSCRIPTEN)
7541   { TYPE_ENTER_LIST,    execSetupChooseVsyncMode, "Vertical Sync (VSync):" },
7542   { TYPE_STRING,        &vsync_mode_text,       ""                      },
7543 #endif
7544   { TYPE_SWITCH,        &setup.fade_screens,    "Fade Screens:"         },
7545   { TYPE_SWITCH,        &setup.quick_switch,    "Quick Player Focus Switch:" },
7546   { TYPE_SWITCH,        &setup.quick_doors,     "Quick Menu Doors:"     },
7547   { TYPE_SWITCH,        &setup.show_titlescreen,"Show Title Screens:"   },
7548   { TYPE_SWITCH,        &setup.toons,           "Show Menu Animations:" },
7549   { TYPE_SWITCH,        &setup.small_game_graphics, "Small Game Graphics:" },
7550   { TYPE_YES_NO_AUTO,   &setup.debug.xsn_mode,  debug_xsn_mode          },
7551   { TYPE_EMPTY,         NULL,                   ""                      },
7552   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7553
7554   { 0,                  NULL,                   NULL                    }
7555 };
7556
7557 static struct TokenInfo setup_info_sound[] =
7558 {
7559   { TYPE_SWITCH,        &setup.sound_simple,    "Sound Effects (Normal):"  },
7560   { TYPE_SWITCH,        &setup.sound_loops,     "Sound Effects (Looping):" },
7561   { TYPE_SWITCH,        &setup.sound_music,     "Music:"                },
7562   { TYPE_EMPTY,         NULL,                   ""                      },
7563   { TYPE_ENTER_LIST,    execSetupChooseVolumeSimple, "Sound Volume (Normal):" },
7564   { TYPE_STRING,        &volume_simple_text,    ""                      },
7565   { TYPE_ENTER_LIST,    execSetupChooseVolumeLoops, "Sound Volume (Looping):" },
7566   { TYPE_STRING,        &volume_loops_text,     ""                      },
7567   { TYPE_ENTER_LIST,    execSetupChooseVolumeMusic, "Music Volume:"     },
7568   { TYPE_STRING,        &volume_music_text,     ""                      },
7569   { TYPE_EMPTY,         NULL,                   ""                      },
7570   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7571
7572   { 0,                  NULL,                   NULL                    }
7573 };
7574
7575 static struct TokenInfo setup_info_artwork[] =
7576 {
7577   { TYPE_ENTER_LIST,    execSetupChooseGraphics,"Custom Graphics:"      },
7578   { TYPE_STRING,        &graphics_set_name,     ""                      },
7579   { TYPE_ENTER_LIST,    execSetupChooseSounds,  "Custom Sounds:"        },
7580   { TYPE_STRING,        &sounds_set_name,       ""                      },
7581   { TYPE_ENTER_LIST,    execSetupChooseMusic,   "Custom Music:"         },
7582   { TYPE_STRING,        &music_set_name,        ""                      },
7583   { TYPE_EMPTY,         NULL,                   ""                      },
7584   { TYPE_YES_NO_AUTO,&setup.override_level_graphics,"Override Level Graphics:"},
7585   { TYPE_YES_NO_AUTO,&setup.override_level_sounds,  "Override Level Sounds:"  },
7586   { TYPE_YES_NO_AUTO,&setup.override_level_music,   "Override Level Music:"   },
7587   { TYPE_EMPTY,         NULL,                   ""                      },
7588   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7589
7590   { 0,                  NULL,                   NULL                    }
7591 };
7592
7593 static struct TokenInfo setup_info_input[] =
7594 {
7595   { TYPE_SWITCH,        NULL,                   "Player:"               },
7596   { TYPE_SWITCH,        NULL,                   "Device:"               },
7597   { TYPE_SWITCH,        NULL,                   ""                      },
7598   { TYPE_SKIPPABLE,     NULL,                   ""                      },
7599   { TYPE_EMPTY,         NULL,                   ""                      },
7600   { TYPE_EMPTY,         NULL,                   ""                      },
7601   { TYPE_EMPTY,         NULL,                   ""                      },
7602   { TYPE_EMPTY,         NULL,                   ""                      },
7603   { TYPE_EMPTY,         NULL,                   ""                      },
7604   { TYPE_EMPTY,         NULL,                   ""                      },
7605   { TYPE_EMPTY,         NULL,                   ""                      },
7606   { TYPE_EMPTY,         NULL,                   ""                      },
7607   { TYPE_SKIPPABLE,     NULL,                   ""                      },
7608   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7609
7610   { 0,                  NULL,                   NULL                    }
7611 };
7612
7613 static struct TokenInfo setup_info_touch[] =
7614 {
7615   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7616   { TYPE_STRING,        &touch_controls_text,   ""                      },
7617   { TYPE_EMPTY,         NULL,                   ""                      },
7618   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7619
7620   { 0,                  NULL,                   NULL                    }
7621 };
7622
7623 static struct TokenInfo setup_info_touch_virtual_buttons_0[] =
7624 {
7625   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7626   { TYPE_STRING,        &touch_controls_text,   ""                      },
7627   { TYPE_EMPTY,         NULL,                   ""                      },
7628   { TYPE_ENTER_LIST,    execSetupChooseGridXSize_0, "Horizontal Buttons (Landscape):"   },
7629   { TYPE_STRING,        &grid_size_text[0][0],  ""                      },
7630   { TYPE_ENTER_LIST,    execSetupChooseGridYSize_0, "Vertical Buttons (Landscape):"     },
7631   { TYPE_STRING,        &grid_size_text[0][1],  ""                      },
7632   { TYPE_ENTER_LIST,    execSetupChooseTransparency, "Button Transparency:" },
7633   { TYPE_STRING,        &transparency_text,     ""                      },
7634   { TYPE_SWITCH,        &setup.touch.draw_outlined, "Draw Buttons Outlined:" },
7635   { TYPE_SWITCH,        &setup.touch.draw_pressed, "Highlight Pressed Buttons:" },
7636   { TYPE_EMPTY,         NULL,                   ""                      },
7637   { TYPE_ENTER_LIST,    execSetupConfigureVirtualButtons, "Configure Virtual Buttons" },
7638   { TYPE_EMPTY,         NULL,                   ""                      },
7639   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7640
7641   { 0,                  NULL,                   NULL                    }
7642 };
7643
7644 static struct TokenInfo setup_info_touch_virtual_buttons_1[] =
7645 {
7646   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7647   { TYPE_STRING,        &touch_controls_text,   ""                      },
7648   { TYPE_EMPTY,         NULL,                   ""                      },
7649   { TYPE_ENTER_LIST,    execSetupChooseGridXSize_1, "Horizontal Buttons (Portrait):"    },
7650   { TYPE_STRING,        &grid_size_text[1][0],  ""                      },
7651   { TYPE_ENTER_LIST,    execSetupChooseGridYSize_1, "Vertical Buttons (Portrait):"      },
7652   { TYPE_STRING,        &grid_size_text[1][1],  ""                      },
7653   { TYPE_ENTER_LIST,    execSetupChooseTransparency, "Button Transparency:" },
7654   { TYPE_STRING,        &transparency_text,     ""                      },
7655   { TYPE_SWITCH,        &setup.touch.draw_outlined, "Draw Buttons Outlined:" },
7656   { TYPE_SWITCH,        &setup.touch.draw_pressed, "Highlight Pressed Buttons:" },
7657   { TYPE_EMPTY,         NULL,                   ""                      },
7658   { TYPE_ENTER_LIST,    execSetupConfigureVirtualButtons, "Configure Virtual Buttons" },
7659   { TYPE_EMPTY,         NULL,                   ""                      },
7660   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7661
7662   { 0,                  NULL,                   NULL                    }
7663 };
7664
7665 static struct TokenInfo *setup_info_touch_virtual_buttons[] =
7666 {
7667   setup_info_touch_virtual_buttons_0,
7668   setup_info_touch_virtual_buttons_1
7669 };
7670
7671 static struct TokenInfo setup_info_touch_wipe_gestures[] =
7672 {
7673   { TYPE_ENTER_LIST,    execSetupChooseTouchControls, "Touch Control Type:" },
7674   { TYPE_STRING,        &touch_controls_text,   ""                      },
7675   { TYPE_EMPTY,         NULL,                   ""                      },
7676   { TYPE_ENTER_LIST,    execSetupChooseMoveDistance, "Move Trigger Distance:" },
7677   { TYPE_STRING,        &move_distance_text,    ""                      },
7678   { TYPE_ENTER_LIST,    execSetupChooseDropDistance, "Drop Trigger Distance:" },
7679   { TYPE_STRING,        &drop_distance_text,    ""                      },
7680   { TYPE_EMPTY,         NULL,                   ""                      },
7681   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7682
7683   { 0,                  NULL,                   NULL                    }
7684 };
7685
7686 static struct TokenInfo setup_info_shortcuts[] =
7687 {
7688   { TYPE_ENTER_MENU,    execSetupShortcuts1,    "Various Keys"          },
7689   { TYPE_ENTER_MENU,    execSetupShortcuts2,    "Player Focus"          },
7690   { TYPE_ENTER_MENU,    execSetupShortcuts3,    "Tape Buttons"          },
7691   { TYPE_ENTER_MENU,    execSetupShortcuts4,    "Sound & Music"         },
7692   { TYPE_ENTER_MENU,    execSetupShortcuts5,    "TAS Snap Keys"         },
7693   { TYPE_EMPTY,         NULL,                   ""                      },
7694   { TYPE_LEAVE_MENU,    execSetupMain,          "Back"                  },
7695
7696   { 0,                  NULL,                   NULL                    }
7697 };
7698
7699 static struct TokenInfo setup_info_shortcuts_1[] =
7700 {
7701   { TYPE_KEYTEXT,       NULL,           "Quick Save Game to Tape:",     },
7702   { TYPE_KEY,           &setup.shortcut.save_game, ""                   },
7703   { TYPE_KEYTEXT,       NULL,           "Quick Load Game from Tape:",   },
7704   { TYPE_KEY,           &setup.shortcut.load_game, ""                   },
7705   { TYPE_KEYTEXT,       NULL,           "Restart Game:",                },
7706   { TYPE_KEY,           &setup.shortcut.restart_game, ""                },
7707   { TYPE_KEYTEXT,       NULL,           "Replay & Pause Before End:",   },
7708   { TYPE_KEY,           &setup.shortcut.pause_before_end, ""            },
7709   { TYPE_KEYTEXT,       NULL,           "Start Game & Toggle Pause:",   },
7710   { TYPE_KEY,           &setup.shortcut.toggle_pause, ""                },
7711   { TYPE_EMPTY,         NULL,                   ""                      },
7712   { TYPE_YES_NO,        &setup.ask_on_escape,   "Ask on 'Esc' Key:"     },
7713   { TYPE_YES_NO, &setup.ask_on_escape_editor,   "Ask on 'Esc' Key (Editor):" },
7714   { TYPE_EMPTY,         NULL,                   ""                      },
7715   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7716
7717   { 0,                  NULL,                   NULL                    }
7718 };
7719
7720 static struct TokenInfo setup_info_shortcuts_2[] =
7721 {
7722   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 1:",       },
7723   { TYPE_KEY,           &setup.shortcut.focus_player[0], ""             },
7724   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 2:",       },
7725   { TYPE_KEY,           &setup.shortcut.focus_player[1], ""             },
7726   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 3:",       },
7727   { TYPE_KEY,           &setup.shortcut.focus_player[2], ""             },
7728   { TYPE_KEYTEXT,       NULL,           "Set Focus to Player 4:",       },
7729   { TYPE_KEY,           &setup.shortcut.focus_player[3], ""             },
7730   { TYPE_KEYTEXT,       NULL,           "Set Focus to All Players:",    },
7731   { TYPE_KEY,           &setup.shortcut.focus_player_all, ""            },
7732   { TYPE_EMPTY,         NULL,                   ""                      },
7733   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7734
7735   { 0,                  NULL,                   NULL                    }
7736 };
7737
7738 static struct TokenInfo setup_info_shortcuts_3[] =
7739 {
7740   { TYPE_KEYTEXT,       NULL,                   "Eject Tape:",          },
7741   { TYPE_KEY,           &setup.shortcut.tape_eject, ""                  },
7742   { TYPE_KEYTEXT,       NULL,                   "Warp / Single Step:",  },
7743   { TYPE_KEY,           &setup.shortcut.tape_extra, ""                  },
7744   { TYPE_KEYTEXT,       NULL,                   "Stop Tape:",           },
7745   { TYPE_KEY,           &setup.shortcut.tape_stop, ""                   },
7746   { TYPE_KEYTEXT,       NULL,                   "Pause / Unpause Tape:",},
7747   { TYPE_KEY,           &setup.shortcut.tape_pause, ""                  },
7748   { TYPE_KEYTEXT,       NULL,                   "Record Tape:",         },
7749   { TYPE_KEY,           &setup.shortcut.tape_record, ""                 },
7750   { TYPE_KEYTEXT,       NULL,                   "Play Tape:",           },
7751   { TYPE_KEY,           &setup.shortcut.tape_play, ""                   },
7752   { TYPE_EMPTY,         NULL,                   ""                      },
7753   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7754
7755   { 0,                  NULL,                   NULL                    }
7756 };
7757
7758 static struct TokenInfo setup_info_shortcuts_4[] =
7759 {
7760   { TYPE_KEYTEXT,       NULL,           "Toggle Sound Effects (Normal):", },
7761   { TYPE_KEY,           &setup.shortcut.sound_simple, ""                },
7762   { TYPE_KEYTEXT,       NULL,           "Toggle Sound Effects (Looping):", },
7763   { TYPE_KEY,           &setup.shortcut.sound_loops, ""                 },
7764   { TYPE_KEYTEXT,       NULL,           "Toggle Music:",                },
7765   { TYPE_KEY,           &setup.shortcut.sound_music, ""                 },
7766   { TYPE_EMPTY,         NULL,                   ""                      },
7767   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7768
7769   { 0,                  NULL,                   NULL                    }
7770 };
7771
7772 static struct TokenInfo setup_info_shortcuts_5[] =
7773 {
7774   { TYPE_KEYTEXT,       NULL,                   "Snap Left:",           },
7775   { TYPE_KEY,           &setup.shortcut.snap_left, ""                   },
7776   { TYPE_KEYTEXT,       NULL,                   "Snap Right:",          },
7777   { TYPE_KEY,           &setup.shortcut.snap_right, ""                  },
7778   { TYPE_KEYTEXT,       NULL,                   "Snap Up:",             },
7779   { TYPE_KEY,           &setup.shortcut.snap_up, ""                     },
7780   { TYPE_KEYTEXT,       NULL,                   "Snap Down:",           },
7781   { TYPE_KEY,           &setup.shortcut.snap_down, ""                   },
7782   { TYPE_EMPTY,         NULL,                   ""                      },
7783   { TYPE_LEAVE_MENU,    execSetupShortcuts,     "Back"                  },
7784
7785   { 0,                  NULL,                   NULL                    }
7786 };
7787
7788 static Key getSetupKey(void)
7789 {
7790   Key key = KSYM_UNDEFINED;
7791   boolean got_key_event = FALSE;
7792
7793   while (!got_key_event)
7794   {
7795     Event event;
7796
7797     if (NextValidEvent(&event))
7798     {
7799       switch (event.type)
7800       {
7801         case EVENT_KEYPRESS:
7802           {
7803             key = GetEventKey((KeyEvent *)&event);
7804
7805             // press 'Escape' or 'Enter' to keep the existing key binding
7806             if (key == KSYM_Escape || key == KSYM_Return)
7807               key = KSYM_UNDEFINED;     // keep old value
7808
7809             got_key_event = TRUE;
7810           }
7811           break;
7812
7813         case EVENT_KEYRELEASE:
7814           key_joystick_mapping = 0;
7815           break;
7816
7817         default:
7818           HandleOtherEvents(&event);
7819           break;
7820       }
7821     }
7822
7823     BackToFront();
7824   }
7825
7826   return key;
7827 }
7828
7829 static int getSetupValueFont(int type, void *value)
7830 {
7831   if (type & TYPE_GHOSTED)
7832     return FONT_OPTION_OFF;
7833   else if (type & TYPE_KEY)
7834     return (type & TYPE_QUERY ? FONT_INPUT_1_ACTIVE : FONT_VALUE_1);
7835   else if (type & TYPE_STRING)
7836     return FONT_VALUE_2;
7837   else if (type & TYPE_ECS_AGA)
7838     return FONT_VALUE_1;
7839   else if (type & TYPE_BOOLEAN_STYLE)
7840     return (*(boolean *)value ? FONT_OPTION_ON : FONT_OPTION_OFF);
7841   else if (type & TYPE_YES_NO_AUTO)
7842     return (*(int *)value == AUTO  ? FONT_OPTION_ON :
7843             *(int *)value == FALSE ? FONT_OPTION_OFF : FONT_OPTION_ON);
7844   else if (type & TYPE_PLAYER)
7845     return FONT_VALUE_1;
7846   else
7847     return FONT_VALUE_1;
7848 }
7849
7850 static int getSetupValueFontNarrow(int type, int font_nr)
7851 {
7852   return (font_nr == FONT_VALUE_1    ? FONT_VALUE_NARROW :
7853           font_nr == FONT_OPTION_ON  ? FONT_OPTION_ON_NARROW :
7854           font_nr == FONT_OPTION_OFF ? FONT_OPTION_OFF_NARROW :
7855           font_nr);
7856 }
7857
7858 static void drawSetupValue(int screen_pos, int setup_info_pos_raw)
7859 {
7860   int si_pos = (setup_info_pos_raw < 0 ? screen_pos : setup_info_pos_raw);
7861   struct TokenInfo *si = &setup_info[si_pos];
7862   boolean font_draw_xoffset_modified = FALSE;
7863   boolean scrollbar_needed = (num_setup_info < max_setup_info);
7864   int font_draw_xoffset_old = -1;
7865   int xoffset = (scrollbar_needed ? -1 : 0);
7866   int menu_screen_value_xpos = MENU_SCREEN_VALUE_XPOS + xoffset;
7867   int menu_screen_max_xpos = MENU_SCREEN_MAX_XPOS + xoffset;
7868   int xpos = menu_screen_value_xpos;
7869   int ypos = MENU_SCREEN_START_YPOS + screen_pos;
7870   int startx = mSX + xpos * 32;
7871   int starty = mSY + ypos * 32;
7872   int type = si->type;
7873   void *value = si->value;
7874   char *value_string = getSetupValue(type, value);
7875   int font_nr_default = getSetupValueFont(type, value);
7876   int font_width_default = getFontWidth(font_nr_default);
7877   int font_nr = font_nr_default;
7878   int i;
7879
7880   if (value_string == NULL)
7881     return;
7882
7883   if (type & TYPE_KEY)
7884   {
7885     xpos = MENU_SCREEN_START_XPOS;
7886
7887     if (type & TYPE_QUERY)
7888       value_string = "<press key>";
7889   }
7890   else if (type & TYPE_STRING)
7891   {
7892     int max_value_len = (SXSIZE - 2 * TILEX) / font_width_default;
7893
7894     xpos = MENU_SCREEN_START_XPOS;
7895
7896     if (strlen(value_string) > max_value_len)
7897       value_string[max_value_len] = '\0';
7898   }
7899   else if (type & TYPE_YES_NO_AUTO)
7900   {
7901     xpos = menu_screen_value_xpos - 1;
7902   }
7903   else if (type & TYPE_PLAYER)
7904   {
7905     int displayed_player_nr = *(int *)value + 1;
7906
7907     value_string = getSetupValue(TYPE_INTEGER, (void *)&displayed_player_nr);
7908   }
7909
7910   startx = mSX + xpos * 32;
7911   starty = mSY + ypos * 32;
7912
7913   // special check if right-side setup values moved left due to scrollbar
7914   if (scrollbar_needed && xpos > MENU_SCREEN_START_XPOS)
7915   {
7916     int max_menu_text_length = 26;      // maximum text length for classic menu
7917     int font_xoffset = getFontDrawOffsetX(font_nr);
7918     int text_startx = mSX + MENU_SCREEN_START_XPOS * 32;
7919     int text_font_nr = getMenuTextFont(FONT_MENU_2);
7920     int text_font_xoffset = getFontDrawOffsetX(text_font_nr);
7921     int text_width = max_menu_text_length * getFontWidth(text_font_nr);
7922
7923     if (startx + font_xoffset < text_startx + text_width + text_font_xoffset)
7924     {
7925       // when using narrow font, left-shifting text "auto" not needed
7926       if (type & TYPE_YES_NO_AUTO)
7927         xpos += 1;
7928
7929       xpos += 1;
7930       startx = mSX + xpos * 32;
7931
7932       font_nr = getSetupValueFontNarrow(type, font_nr);
7933     }
7934   }
7935
7936   // downward compatibility correction for Juergen Bonhagen's menu settings
7937   if (setup_mode != SETUP_MODE_INPUT)
7938   {
7939     int max_menu_text_length_big = (menu_screen_value_xpos -
7940                                     MENU_SCREEN_START_XPOS);
7941     int max_menu_text_length_medium = max_menu_text_length_big * 2;
7942     int check_font_nr = FONT_OPTION_ON; // known font that needs correction
7943     int font1_xoffset = getFontDrawOffsetX(font_nr);
7944     int font2_xoffset = getFontDrawOffsetX(check_font_nr);
7945     int text_startx = mSX + MENU_SCREEN_START_XPOS * 32;
7946     int text_font_nr = getMenuTextFont(FONT_MENU_2);
7947     int text_font_xoffset = getFontDrawOffsetX(text_font_nr);
7948     int text_width = max_menu_text_length_medium * getFontWidth(text_font_nr);
7949     boolean correct_font_draw_xoffset = FALSE;
7950
7951     if (xpos == MENU_SCREEN_START_XPOS &&
7952         startx + font1_xoffset < text_startx + text_font_xoffset)
7953       correct_font_draw_xoffset = TRUE;
7954
7955     if (xpos == menu_screen_value_xpos &&
7956         startx + font2_xoffset < text_startx + text_width + text_font_xoffset)
7957       correct_font_draw_xoffset = TRUE;
7958
7959     // check if setup value would overlap with setup text when printed
7960     // (this can happen for extreme/wrong values for font draw offset)
7961     if (correct_font_draw_xoffset)
7962     {
7963       font_draw_xoffset_old = getFontDrawOffsetX(font_nr);
7964       font_draw_xoffset_modified = TRUE;
7965
7966       if (type & TYPE_KEY)
7967         getFontBitmapInfo(font_nr)->draw_xoffset += 2 * getFontWidth(font_nr);
7968       else if (!(type & TYPE_STRING))
7969         getFontBitmapInfo(font_nr)->draw_xoffset = text_font_xoffset + 20 -
7970           max_menu_text_length_medium * (16 - getFontWidth(text_font_nr));
7971     }
7972   }
7973
7974   for (i = 0; i <= menu_screen_max_xpos - xpos; i++)
7975     DrawText(startx + i * font_width_default, starty, " ", font_nr_default);
7976
7977   DrawText(startx, starty, value_string, font_nr);
7978
7979   if (type & TYPE_PLAYER)
7980   {
7981     struct FontBitmapInfo *font = getFontBitmapInfo(font_nr);
7982     int player_nr = *(int *)value;
7983     int xoff = font->draw_xoffset + getFontWidth(font_nr);
7984     int yoff = font->draw_yoffset + (getFontHeight(font_nr) - TILEY) / 2;
7985     int startx2 = startx + xoff;
7986     int starty2 = starty + yoff;
7987
7988     if (DrawingOnBackground(startx2, starty2))
7989       ClearRectangleOnBackground(drawto, startx2, starty2, TILEX, TILEY);
7990
7991     DrawFixedGraphicThruMaskExt(drawto, startx2, starty2,
7992                                 PLAYER_NR_GFX(IMG_PLAYER_1, player_nr), 0);
7993   }
7994
7995   if (font_draw_xoffset_modified)
7996     getFontBitmapInfo(font_nr)->draw_xoffset = font_draw_xoffset_old;
7997 }
7998
7999 static void changeSetupValue(int screen_pos, int setup_info_pos_raw, int dx)
8000 {
8001   int si_pos = (setup_info_pos_raw < 0 ? screen_pos : setup_info_pos_raw);
8002   struct TokenInfo *si = &setup_info[si_pos];
8003
8004   if (si->type & TYPE_BOOLEAN_STYLE)
8005   {
8006     *(boolean *)si->value ^= TRUE;
8007   }
8008   else if (si->type & TYPE_YES_NO_AUTO)
8009   {
8010     *(int *)si->value =
8011       (dx == -1 ?
8012        (*(int *)si->value == AUTO ? TRUE :
8013         *(int *)si->value == TRUE ? FALSE : AUTO) :
8014        (*(int *)si->value == TRUE ? AUTO :
8015         *(int *)si->value == AUTO ? FALSE : TRUE));
8016   }
8017   else if (si->type & TYPE_KEY)
8018   {
8019     Key key;
8020
8021     si->type |= TYPE_QUERY;
8022     drawSetupValue(screen_pos, setup_info_pos_raw);
8023     si->type &= ~TYPE_QUERY;
8024
8025     key = getSetupKey();
8026     if (key != KSYM_UNDEFINED)
8027       *(Key *)si->value = key;
8028   }
8029   else if (si->type & TYPE_PLAYER)
8030   {
8031     int player_nr = *(int *)si->value;
8032
8033     if (dx)
8034       player_nr += dx;
8035     else
8036       player_nr = Request("Choose player", REQ_PLAYER) - 1;
8037
8038     *(int *)si->value = MIN(MAX(0, player_nr), MAX_PLAYERS - 1);
8039   }
8040
8041   drawSetupValue(screen_pos, setup_info_pos_raw);
8042
8043   // fullscreen state may have changed at this point
8044   if (si->value == &setup.fullscreen)
8045     ToggleFullscreenIfNeeded();
8046
8047   // network mode may have changed at this point
8048   if (si->value == &setup.network_mode)
8049     ToggleNetworkModeIfNeeded();
8050
8051   // API server mode may have changed at this point
8052   if (si->value == &setup.use_api_server)
8053     ToggleUseApiServerIfNeeded();
8054
8055   // game speed list may have changed at this point
8056   if (si->value == &setup.game_speed_extended)
8057     ToggleGameSpeedsListIfNeeded();
8058 }
8059
8060 static struct TokenInfo *getSetupInfoFinal(struct TokenInfo *setup_info_orig)
8061 {
8062   static struct TokenInfo *setup_info_final = NULL;
8063   int list_size = 0;
8064   int list_pos = 0;
8065   int i;
8066
8067   // determine maximum list size of target list
8068   while (setup_info_orig[list_size++].type != 0);
8069
8070   // free, allocate and clear memory for target list
8071   checked_free(setup_info_final);
8072   setup_info_final = checked_calloc(list_size * sizeof(struct TokenInfo));
8073
8074   // copy setup info list without setup entries marked as hidden
8075   for (i = 0; setup_info_orig[i].type != 0; i++)
8076   {
8077     // skip setup entries configured to be hidden
8078     if (hideSetupEntry(setup_info_orig[i].value))
8079       continue;
8080
8081     // skip skippable setup entries if screen is lower than usual
8082     if (SCR_FIELDY < SCR_FIELDY_DEFAULT &&
8083         setup_info_orig[i].type == TYPE_SKIPPABLE)
8084       continue;
8085
8086     setup_info_final[list_pos++] = setup_info_orig[i];
8087   }
8088
8089   return setup_info_final;
8090 }
8091
8092 static void DrawSetupScreen_Generic(void)
8093 {
8094   int fade_mask = REDRAW_FIELD;
8095   boolean redraw_all = FALSE;
8096   char *title_string = NULL;
8097   int i;
8098
8099   if (CheckFadeAll())
8100     fade_mask = REDRAW_ALL;
8101
8102   UnmapAllGadgets();
8103   FadeMenuSoundsAndMusic();
8104
8105   FreeScreenGadgets();
8106   CreateScreenGadgets();
8107
8108   if (redraw_mask & REDRAW_ALL)
8109     redraw_all = TRUE;
8110
8111   FadeOut(fade_mask);
8112
8113   // needed if different viewport properties defined for setup screen
8114   ChangeViewportPropertiesIfNeeded();
8115
8116   SetMainBackgroundImage(IMG_BACKGROUND_SETUP);
8117
8118   ClearField();
8119
8120   OpenDoor(GetDoorState() | DOOR_NO_DELAY | DOOR_FORCE_REDRAW);
8121
8122   if (setup_mode == SETUP_MODE_MAIN)
8123   {
8124     setup_info = setup_info_main;
8125     title_string = STR_SETUP_MAIN;
8126   }
8127   else if (setup_mode == SETUP_MODE_GAME)
8128   {
8129     setup_info = setup_info_game;
8130     title_string = STR_SETUP_GAME;
8131   }
8132   else if (setup_mode == SETUP_MODE_ENGINES)
8133   {
8134     setup_info = setup_info_engines;
8135     title_string = STR_SETUP_ENGINES;
8136   }
8137   else if (setup_mode == SETUP_MODE_EDITOR)
8138   {
8139     setup_info = setup_info_editor;
8140     title_string = STR_SETUP_EDITOR;
8141   }
8142   else if (setup_mode == SETUP_MODE_GRAPHICS)
8143   {
8144     setup_info = setup_info_graphics;
8145     title_string = STR_SETUP_GRAPHICS;
8146   }
8147   else if (setup_mode == SETUP_MODE_SOUND)
8148   {
8149     setup_info = setup_info_sound;
8150     title_string = STR_SETUP_SOUND;
8151   }
8152   else if (setup_mode == SETUP_MODE_ARTWORK)
8153   {
8154     setup_info = setup_info_artwork;
8155     title_string = STR_SETUP_ARTWORK;
8156   }
8157   else if (setup_mode == SETUP_MODE_TOUCH)
8158   {
8159     setup_info = setup_info_touch;
8160     title_string = STR_SETUP_TOUCH;
8161
8162     if (strEqual(setup.touch.control_type, TOUCH_CONTROL_VIRTUAL_BUTTONS))
8163       setup_info = setup_info_touch_virtual_buttons[GRID_ACTIVE_NR()];
8164     else if (strEqual(setup.touch.control_type, TOUCH_CONTROL_WIPE_GESTURES))
8165       setup_info = setup_info_touch_wipe_gestures;
8166   }
8167   else if (setup_mode == SETUP_MODE_SHORTCUTS)
8168   {
8169     setup_info = setup_info_shortcuts;
8170     title_string = STR_SETUP_SHORTCUTS;
8171   }
8172   else if (setup_mode == SETUP_MODE_SHORTCUTS_1)
8173   {
8174     setup_info = setup_info_shortcuts_1;
8175     title_string = STR_SETUP_SHORTCUTS;
8176   }
8177   else if (setup_mode == SETUP_MODE_SHORTCUTS_2)
8178   {
8179     setup_info = setup_info_shortcuts_2;
8180     title_string = STR_SETUP_SHORTCUTS;
8181   }
8182   else if (setup_mode == SETUP_MODE_SHORTCUTS_3)
8183   {
8184     setup_info = setup_info_shortcuts_3;
8185     title_string = STR_SETUP_SHORTCUTS;
8186   }
8187   else if (setup_mode == SETUP_MODE_SHORTCUTS_4)
8188   {
8189     setup_info = setup_info_shortcuts_4;
8190     title_string = STR_SETUP_SHORTCUTS;
8191   }
8192   else if (setup_mode == SETUP_MODE_SHORTCUTS_5)
8193   {
8194     setup_info = setup_info_shortcuts_5;
8195     title_string = STR_SETUP_SHORTCUTS;
8196   }
8197
8198   // use modified setup info without setup entries marked as hidden
8199   setup_info = getSetupInfoFinal(setup_info);
8200
8201   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, title_string);
8202
8203   // determine maximal number of setup entries that can be displayed on screen
8204   num_setup_info = 0;
8205   for (i = 0; setup_info[i].type != 0 && i < NUM_MENU_ENTRIES_ON_SCREEN; i++)
8206     num_setup_info++;
8207
8208   // determine maximal number of setup entries available for this setup screen
8209   max_setup_info = 0;
8210   for (i = 0; setup_info[i].type != 0; i++)
8211     max_setup_info++;
8212
8213   HandleSetupScreen_Generic(0, 0, 0, 0, MB_MENU_INITIALIZE);
8214
8215   MapScreenGadgets(max_setup_info);
8216
8217   if (redraw_all)
8218     redraw_mask = fade_mask = REDRAW_ALL;
8219
8220   DrawMaskedBorder(fade_mask);
8221
8222   FadeIn(fade_mask);
8223 }
8224
8225 void HandleSetupScreen_Generic(int mx, int my, int dx, int dy, int button)
8226 {
8227   menu_info = setup_info;
8228
8229   HandleMenuScreen(mx, my, dx, dy, button,
8230                    setup_mode, num_setup_info, max_setup_info);
8231 }
8232
8233 static void DrawSetupScreen_Input(void)
8234 {
8235   int i;
8236
8237   FadeOut(REDRAW_FIELD);
8238
8239   ClearField();
8240
8241   setup_info = getSetupInfoFinal(setup_info_input);
8242
8243   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, STR_SETUP_INPUT);
8244
8245   for (i = 0; setup_info[i].type != 0; i++)
8246   {
8247     if (setup_info[i].type & (TYPE_ENTER_MENU|TYPE_ENTER_LIST))
8248       initCursor(i, IMG_MENU_BUTTON_ENTER_MENU);
8249     else if (setup_info[i].type & (TYPE_LEAVE_MENU|TYPE_LEAVE_LIST))
8250       initCursor(i, IMG_MENU_BUTTON_LEAVE_MENU);
8251     else if (setup_info[i].type & ~TYPE_SKIP_ENTRY)
8252       initCursor(i, IMG_MENU_BUTTON);
8253
8254     DrawCursorAndText_Setup(i, -1, FALSE);
8255   }
8256
8257   // create gadgets for setup input menu screen
8258   FreeScreenGadgets();
8259   CreateScreenGadgets();
8260
8261   // map gadgets for setup input menu screen
8262   MapScreenMenuGadgets(SCREEN_MASK_INPUT);
8263
8264   HandleSetupScreen_Input(0, 0, 0, 0, MB_MENU_INITIALIZE);
8265
8266   FadeIn(REDRAW_FIELD);
8267 }
8268
8269 static void setJoystickDeviceToNr(char *device_name, int device_nr)
8270 {
8271   if (device_name == NULL)
8272     return;
8273
8274   if (device_nr < 0 || device_nr >= MAX_PLAYERS)
8275     device_nr = 0;
8276
8277   if (strlen(device_name) > 1)
8278   {
8279     char c1 = device_name[strlen(device_name) - 1];
8280     char c2 = device_name[strlen(device_name) - 2];
8281
8282     if (c1 >= '0' && c1 <= '9' && !(c2 >= '0' && c2 <= '9'))
8283       device_name[strlen(device_name) - 1] = '0' + (char)(device_nr % 10);
8284   }
8285   else
8286     strncpy(device_name, getDeviceNameFromJoystickNr(device_nr),
8287             strlen(device_name));
8288 }
8289
8290 static void drawPlayerSetupInputInfo(int player_nr, boolean active)
8291 {
8292   int i;
8293   static struct SetupKeyboardInfo custom_key;
8294   static struct
8295   {
8296     Key *key;
8297     char *text;
8298   } custom[] =
8299   {
8300     { &custom_key.left,  "Axis/Pad Left"  },
8301     { &custom_key.right, "Axis/Pad Right" },
8302     { &custom_key.up,    "Axis/Pad Up"    },
8303     { &custom_key.down,  "Axis/Pad Down"  },
8304     { &custom_key.snap,  "Button 1/A/X"   },
8305     { &custom_key.drop,  "Button 2/B/Y"   }
8306   };
8307   static char *joystick_name[MAX_PLAYERS] =
8308   {
8309     "Joystick1",
8310     "Joystick2",
8311     "Joystick3",
8312     "Joystick4"
8313   };
8314   int font_nr_menu = (active ? FONT_MENU_1_ACTIVE : FONT_MENU_1);
8315   int font_nr_info = FONT_MENU_1;
8316   int font_nr_name = FONT_VALUE_OLD;
8317   int font_nr_on   = FONT_VALUE_1;
8318   int font_nr_off  = FONT_VALUE_OLD;
8319   int pos = 4;
8320
8321   if (SCR_FIELDX < SCR_FIELDX_DEFAULT)
8322   {
8323     font_nr_info = FONT_MENU_2;
8324     font_nr_on   = FONT_VALUE_NARROW;
8325     font_nr_off  = FONT_VALUE_OLD_NARROW;
8326   }
8327
8328   custom_key = setup.input[player_nr].key;
8329
8330   DrawText(mSX + 11 * 32, mSY + 2 * 32, int2str(player_nr + 1, 1),
8331            FONT_INPUT_1_ACTIVE);
8332
8333   ClearRectangleOnBackground(drawto, mSX + 8 * TILEX, mSY + 2 * TILEY,
8334                              TILEX, TILEY);
8335   DrawFixedGraphicThruMaskExt(drawto, mSX + 8 * TILEX, mSY + 2 * TILEY,
8336                               PLAYER_NR_GFX(IMG_PLAYER_1, player_nr), 0);
8337
8338   if (setup.input[player_nr].use_joystick)
8339   {
8340     char *device_name = setup.input[player_nr].joy.device_name;
8341     int joystick_nr = getJoystickNrFromDeviceName(device_name);
8342     boolean joystick_active = CheckJoystickOpened(joystick_nr);
8343     char *text = joystick_name[joystick_nr];
8344     int font_nr = (joystick_active ? font_nr_on : font_nr_off);
8345
8346     DrawText(mSX + 8 * 32, mSY + 3 * 32, text, font_nr);
8347     DrawText(mSX + 32, mSY + 4 * 32, "Configure", font_nr_menu);
8348   }
8349   else
8350   {
8351     DrawText(mSX + 8 * 32, mSY + 3 * 32, "Keyboard ", font_nr_on);
8352     DrawText(mSX + 1 * 32, mSY + 4 * 32, "Customize", font_nr_menu);
8353   }
8354
8355   if (SCR_FIELDY >= SCR_FIELDY_DEFAULT)
8356     DrawText(mSX + 32, mSY + 5 * 32, "Actual Settings:", font_nr_info);
8357   else
8358     pos = 3;
8359
8360   drawCursorXY(1, pos + 0, IMG_MENU_BUTTON_LEFT);
8361   drawCursorXY(1, pos + 1, IMG_MENU_BUTTON_RIGHT);
8362   drawCursorXY(1, pos + 2, IMG_MENU_BUTTON_UP);
8363   drawCursorXY(1, pos + 3, IMG_MENU_BUTTON_DOWN);
8364
8365   DrawText(mSX + 2 * 32, mSY + (pos + 2) * 32, ":", font_nr_name);
8366   DrawText(mSX + 2 * 32, mSY + (pos + 3) * 32, ":", font_nr_name);
8367   DrawText(mSX + 2 * 32, mSY + (pos + 4) * 32, ":", font_nr_name);
8368   DrawText(mSX + 2 * 32, mSY + (pos + 5) * 32, ":", font_nr_name);
8369   DrawText(mSX + 1 * 32, mSY + (pos + 6) * 32, "Snap Field:", font_nr_name);
8370   DrawText(mSX + 1 * 32, mSY + (pos + 8) * 32, "Drop Element:", font_nr_name);
8371
8372   for (i = 0; i < 6; i++)
8373   {
8374     int ypos = (pos + 2) + i + (i > 3 ? i - 3 : 0);
8375
8376     DrawText(mSX + 3 * 32, mSY + ypos * 32,
8377              "              ", font_nr_on);
8378     DrawText(mSX + 3 * 32, mSY + ypos * 32,
8379              (setup.input[player_nr].use_joystick ?
8380               custom[i].text :
8381               getKeyNameFromKey(*custom[i].key)), font_nr_on);
8382   }
8383 }
8384
8385 static int input_player_nr = 0;
8386
8387 static void HandleSetupScreen_Input_Player(int step, int direction)
8388 {
8389   int old_player_nr = input_player_nr;
8390   int new_player_nr;
8391
8392   new_player_nr = old_player_nr + step * direction;
8393   if (new_player_nr < 0)
8394     new_player_nr = 0;
8395   if (new_player_nr > MAX_PLAYERS - 1)
8396     new_player_nr = MAX_PLAYERS - 1;
8397
8398   if (new_player_nr != old_player_nr)
8399   {
8400     input_player_nr = new_player_nr;
8401
8402     drawPlayerSetupInputInfo(input_player_nr, FALSE);
8403   }
8404 }
8405
8406 void HandleSetupScreen_Input(int mx, int my, int dx, int dy, int button)
8407 {
8408   static int choice = 0;
8409   int x = 0;
8410   int y = choice;
8411   int pos_start  = SETUPINPUT_SCREEN_POS_START;
8412   int pos_empty1 = SETUPINPUT_SCREEN_POS_EMPTY1;
8413   int pos_empty2 = SETUPINPUT_SCREEN_POS_EMPTY2;
8414   int pos_end    = SETUPINPUT_SCREEN_POS_END;
8415
8416   if (SCR_FIELDY < SCR_FIELDY_DEFAULT)
8417   {
8418     int i;
8419
8420     for (i = 0; setup_info_input[i].type != 0; i++)
8421     {
8422       // adjust menu structure according to skipped setup entries
8423       if (setup_info_input[i].type == TYPE_SKIPPABLE)
8424       {
8425         pos_empty2--;
8426         pos_end--;
8427       }
8428     }
8429   }
8430
8431   if (button == MB_MENU_INITIALIZE)
8432   {
8433     // input setup menu may have changed size due to graphics configuration
8434     if (choice >= pos_empty1)
8435       choice = pos_end;
8436
8437     drawPlayerSetupInputInfo(input_player_nr, (choice == 2));
8438
8439     DrawCursorAndText_Setup(choice, -1, TRUE);
8440
8441     return;
8442   }
8443   else if (button == MB_MENU_LEAVE)
8444   {
8445     setup_mode = SETUP_MODE_MAIN;
8446     DrawSetupScreen();
8447     InitJoysticks();
8448
8449     return;
8450   }
8451
8452   if (mx || my)         // mouse input
8453   {
8454     x = (mx - mSX) / 32;
8455     y = (my - mSY) / 32 - MENU_SCREEN_START_YPOS;
8456   }
8457   else if (dx || dy)    // keyboard input
8458   {
8459     if (dx && choice == 0)
8460       x = (dx < 0 ? 10 : 12);
8461     else if ((dx && choice == 1) ||
8462              (dx == -1 && choice == pos_end))
8463       button = MB_MENU_CHOICE;
8464     else if (dy)
8465       y = choice + dy;
8466
8467     if (y >= pos_empty1 && y <= pos_empty2)
8468       y = (dy > 0 ? pos_empty2 + 1 : pos_empty1 - 1);
8469   }
8470
8471   if (y == 0 && dx != 0 && button)
8472   {
8473     HandleSetupScreen_Input_Player(1, dx < 0 ? -1 : +1);
8474   }
8475   else if (IN_VIS_FIELD(x, y) &&        // (does not use "IN_VIS_MENU()" yet)
8476            y >= pos_start && y <= pos_end &&
8477            !(y >= pos_empty1 && y <= pos_empty2))
8478   {
8479     if (button)
8480     {
8481       if (y != choice)
8482       {
8483         DrawCursorAndText_Setup(choice, -1, FALSE);
8484         DrawCursorAndText_Setup(y, -1, TRUE);
8485
8486         drawPlayerSetupInputInfo(input_player_nr, (y == 2));
8487
8488         choice = y;
8489       }
8490     }
8491     else
8492     {
8493       if (y == 1)
8494       {
8495         char *device_name = setup.input[input_player_nr].joy.device_name;
8496
8497         if (!setup.input[input_player_nr].use_joystick)
8498         {
8499           int new_device_nr = (dx >= 0 ? 0 : MAX_PLAYERS - 1);
8500
8501           setJoystickDeviceToNr(device_name, new_device_nr);
8502           setup.input[input_player_nr].use_joystick = TRUE;
8503         }
8504         else
8505         {
8506           int device_nr = getJoystickNrFromDeviceName(device_name);
8507           int new_device_nr = device_nr + (dx >= 0 ? +1 : -1);
8508
8509           if (new_device_nr < 0 || new_device_nr >= MAX_PLAYERS)
8510             setup.input[input_player_nr].use_joystick = FALSE;
8511           else
8512             setJoystickDeviceToNr(device_name, new_device_nr);
8513         }
8514
8515         drawPlayerSetupInputInfo(input_player_nr, FALSE);
8516       }
8517       else if (y == 2)
8518       {
8519         if (setup.input[input_player_nr].use_joystick)
8520           ConfigureJoystick(input_player_nr);
8521         else
8522           CustomizeKeyboard(input_player_nr);
8523       }
8524       else if (y == pos_end)
8525       {
8526         InitJoysticks();
8527
8528         FadeSetLeaveMenu();
8529
8530         setup_mode = SETUP_MODE_MAIN;
8531         DrawSetupScreen();
8532       }
8533     }
8534   }
8535 }
8536
8537 static boolean CustomizeKeyboardMain(int player_nr)
8538 {
8539   int i;
8540   int step_nr;
8541   boolean finished = FALSE;
8542   static struct SetupKeyboardInfo custom_key;
8543   static struct
8544   {
8545     Key *key;
8546     char *text;
8547   } customize_step[] =
8548   {
8549     { &custom_key.left,  "Move Left"    },
8550     { &custom_key.right, "Move Right"   },
8551     { &custom_key.up,    "Move Up"      },
8552     { &custom_key.down,  "Move Down"    },
8553     { &custom_key.snap,  "Snap Field"   },
8554     { &custom_key.drop,  "Drop Element" }
8555   };
8556   int font_nr_old = FONT_VALUE_OLD;
8557   int font_nr_new = FONT_VALUE_1;
8558   boolean success = FALSE;
8559
8560   if (SCR_FIELDX < SCR_FIELDX_DEFAULT)
8561   {
8562     font_nr_old = FONT_VALUE_OLD_NARROW;
8563     font_nr_new = FONT_VALUE_NARROW;
8564   }
8565
8566   // read existing key bindings from player setup
8567   custom_key = setup.input[player_nr].key;
8568
8569   FadeSetEnterMenu();
8570   FadeOut(REDRAW_FIELD);
8571
8572   ClearField();
8573
8574   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Keyboard Input");
8575
8576   step_nr = 0;
8577   DrawText(mSX, mSY + (2 + 2 * step_nr) * 32,
8578            customize_step[step_nr].text, FONT_INPUT_1_ACTIVE);
8579   DrawText(mSX, mSY + (2 + 2 * step_nr + 1) * 32,
8580            "Key:", FONT_INPUT_1_ACTIVE);
8581   DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8582            getKeyNameFromKey(*customize_step[step_nr].key), font_nr_old);
8583
8584   FadeIn(REDRAW_FIELD);
8585
8586   while (!finished)
8587   {
8588     Event event;
8589     DelayCounter event_frame_delay = { GAME_FRAME_DELAY };
8590
8591     // reset frame delay counter directly after updating screen
8592     ResetDelayCounter(&event_frame_delay);
8593
8594     while (NextValidEvent(&event))
8595     {
8596       switch (event.type)
8597       {
8598         case EVENT_KEYPRESS:
8599           {
8600             Key key = GetEventKey((KeyEvent *)&event);
8601
8602             // press 'Escape' to abort and keep the old key bindings
8603             if (key == KSYM_Escape)
8604             {
8605               FadeSkipNextFadeIn();
8606
8607               finished = TRUE;
8608
8609               break;
8610             }
8611
8612             // press 'Enter' to keep the existing key binding
8613             if (key == KSYM_Return)
8614               key = *customize_step[step_nr].key;
8615
8616             // check if key already used
8617             for (i = 0; i < step_nr; i++)
8618               if (*customize_step[i].key == key)
8619                 break;
8620             if (i < step_nr)
8621               break;
8622
8623             // got new key binding
8624             *customize_step[step_nr].key = key;
8625             DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8626                      "             ", font_nr_new);
8627             DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8628                      getKeyNameFromKey(key), font_nr_new);
8629             step_nr++;
8630
8631             // un-highlight last query
8632             DrawText(mSX, mSY + (2 + 2 * (step_nr - 1)) * 32,
8633                      customize_step[step_nr - 1].text, FONT_MENU_1);
8634             DrawText(mSX, mSY + (2 + 2 * (step_nr - 1) + 1) * 32,
8635                      "Key:", FONT_MENU_1);
8636
8637             // all keys configured
8638             if (step_nr == 6)
8639             {
8640               finished = TRUE;
8641               success = TRUE;
8642
8643               break;
8644             }
8645
8646             // query next key binding
8647             DrawText(mSX, mSY + (2 + 2 * step_nr) * 32,
8648                      customize_step[step_nr].text, FONT_INPUT_1_ACTIVE);
8649             DrawText(mSX, mSY + (2 + 2 * step_nr + 1) * 32,
8650                      "Key:", FONT_INPUT_1_ACTIVE);
8651             DrawText(mSX + 4 * 32, mSY + (2 + 2 * step_nr + 1) * 32,
8652                      getKeyNameFromKey(*customize_step[step_nr].key),
8653                      font_nr_old);
8654           }
8655           break;
8656
8657         case EVENT_KEYRELEASE:
8658           key_joystick_mapping = 0;
8659           break;
8660
8661         default:
8662           HandleOtherEvents(&event);
8663           break;
8664       }
8665
8666       // do not handle events for longer than standard frame delay period
8667       if (DelayReached(&event_frame_delay))
8668         break;
8669     }
8670
8671     BackToFront();
8672   }
8673
8674   // write new key bindings back to player setup, if successfully finished
8675   if (success)
8676     setup.input[player_nr].key = custom_key;
8677
8678   return success;
8679 }
8680
8681 void CustomizeKeyboard(int player_nr)
8682 {
8683   boolean success = CustomizeKeyboardMain(player_nr);
8684
8685   if (success)
8686   {
8687     int font_nr = FONT_TITLE_1;
8688     int font_height = getFontHeight(font_nr);
8689     int ypos1 = SYSIZE / 2 - font_height * 2;
8690     int ypos2 = SYSIZE / 2 - font_height * 1;
8691     DelayCounter wait_frame_delay = { 2000 };
8692
8693     ResetDelayCounter(&wait_frame_delay);
8694
8695     ClearField();
8696
8697     DrawTextSCentered(ypos1, font_nr, "Keyboard");
8698     DrawTextSCentered(ypos2, font_nr, "configured!");
8699
8700     while (!DelayReached(&wait_frame_delay))
8701       BackToFront();
8702
8703     ClearEventQueue();
8704   }
8705
8706   DrawSetupScreen_Input();
8707 }
8708
8709 // game controller mapping generator by Gabriel Jacobo <gabomdq@gmail.com>
8710
8711 #define MARKER_BUTTON           1
8712 #define MARKER_AXIS_X           2
8713 #define MARKER_AXIS_Y           3
8714
8715 static boolean ConfigureJoystickMapButtonsAndAxes(SDL_Joystick *joystick)
8716 {
8717   static boolean bitmaps_initialized = FALSE;
8718   boolean screen_initialized = FALSE;
8719   static Bitmap *controller, *button, *axis_x, *axis_y;
8720   char *name;
8721   boolean success = TRUE;
8722   boolean done = FALSE, next = FALSE;
8723   Event event;
8724   int alpha = 200, alpha_step = -1;
8725   int alpha_ticks = 0;
8726   char mapping[4096], temp[256];
8727   int font_name = MENU_SETUP_FONT_TITLE;
8728   int font_info = MENU_SETUP_FONT_TEXT;
8729   int spacing_name = menu.line_spacing_setup[SETUP_MODE_INPUT];
8730   int spacing_line = menu.line_spacing_setup[SETUP_MODE_INPUT];
8731   int spacing_para = menu.paragraph_spacing_setup[SETUP_MODE_INPUT];
8732   int ystep_name = getMenuTextStep(spacing_name, font_name);
8733   int ystep_line = getMenuTextStep(spacing_line, font_info);
8734   int ystep_para = getMenuTextStep(spacing_para, font_info);
8735   int i, j;
8736
8737   struct
8738   {
8739     int x, y;
8740     int marker;
8741     char *field;
8742     int axis, button, hat, hat_value;
8743     char mapping[4096];
8744   }
8745   *step, *prev_step, steps[] =
8746   {
8747     { 356, 155, MARKER_BUTTON, "a",             },
8748     { 396, 122, MARKER_BUTTON, "b",             },
8749     { 320, 125, MARKER_BUTTON, "x",             },
8750     { 358,  95, MARKER_BUTTON, "y",             },
8751     { 162, 125, MARKER_BUTTON, "back",          },
8752     { 216, 125, MARKER_BUTTON, "guide",         },
8753     { 271, 125, MARKER_BUTTON, "start",         },
8754     { 110, 200, MARKER_BUTTON, "dpleft",        },
8755     { 146, 228, MARKER_BUTTON, "dpdown",        },
8756     { 178, 200, MARKER_BUTTON, "dpright",       },
8757     { 146, 172, MARKER_BUTTON, "dpup",          },
8758     {  50,  40, MARKER_BUTTON, "leftshoulder",  },
8759     {  88, -10, MARKER_AXIS_Y, "lefttrigger",   },
8760     { 382,  40, MARKER_BUTTON, "rightshoulder", },
8761     { 346, -10, MARKER_AXIS_Y, "righttrigger",  },
8762     {  73, 141, MARKER_BUTTON, "leftstick",     },
8763     { 282, 210, MARKER_BUTTON, "rightstick",    },
8764     {  73, 141, MARKER_AXIS_X, "leftx",         },
8765     {  73, 141, MARKER_AXIS_Y, "lefty",         },
8766     { 282, 210, MARKER_AXIS_X, "rightx",        },
8767     { 282, 210, MARKER_AXIS_Y, "righty",        },
8768   };
8769
8770   if (!bitmaps_initialized)
8771   {
8772     controller = LoadCustomImage("joystick/controller.png");
8773     button     = LoadCustomImage("joystick/button.png");
8774     axis_x     = LoadCustomImage("joystick/axis_x.png");
8775     axis_y     = LoadCustomImage("joystick/axis_y.png");
8776
8777     bitmaps_initialized = TRUE;
8778   }
8779
8780   name = getFormattedJoystickName(SDL_JoystickName(joystick));
8781
8782 #if DEBUG_JOYSTICKS
8783   // print info about the joystick we are watching
8784   Debug("joystick", "watching joystick %d: (%s)",
8785         SDL_JoystickInstanceID(joystick), name);
8786   Debug("joystick", "joystick has %d axes, %d hats, %d balls, and %d buttons",
8787         SDL_JoystickNumAxes(joystick), SDL_JoystickNumHats(joystick),
8788         SDL_JoystickNumBalls(joystick), SDL_JoystickNumButtons(joystick));
8789 #endif
8790
8791   // initialize mapping with GUID and name
8792   SDL_JoystickGetGUIDString(SDL_JoystickGetGUID(joystick), temp, sizeof(temp));
8793
8794   snprintf(mapping, sizeof(mapping), "%s,%s,platform:%s,",
8795            temp, name, SDL_GetPlatform());
8796
8797   // loop through all steps (buttons and axes), getting joystick events
8798   for (i = 0; i < SDL_arraysize(steps) && !done;)
8799   {
8800     Bitmap *marker = button;    // initialize with reliable default value
8801
8802     step = &steps[i];
8803     strcpy(step->mapping, mapping);
8804     step->axis = -1;
8805     step->button = -1;
8806     step->hat = -1;
8807     step->hat_value = -1;
8808
8809     marker = (step->marker == MARKER_BUTTON ? button :
8810               step->marker == MARKER_AXIS_X ? axis_x :
8811               step->marker == MARKER_AXIS_Y ? axis_y : marker);
8812
8813     next = FALSE;
8814
8815     while (!done && !next)
8816     {
8817       alpha += alpha_step * (int)(SDL_GetTicks() - alpha_ticks) / 5;
8818       alpha_ticks = SDL_GetTicks();
8819
8820       if (alpha >= 255)
8821       {
8822         alpha = 255;
8823         alpha_step = -1;
8824       }
8825       else if (alpha < 128)
8826       {
8827         alpha = 127;
8828         alpha_step = 1;
8829       }
8830
8831       int controller_x = SX + (SXSIZE - controller->width) / 2;
8832       int controller_y = SY + ystep_line;
8833
8834       int marker_x = controller_x + step->x;
8835       int marker_y = controller_y + step->y;
8836
8837       int ystart1 = mSY - 2 * SY + controller_y + controller->height;
8838       int ystart2 = ystart1 + ystep_name + ystep_line;
8839
8840       ClearField();
8841
8842       DrawTextSCentered(ystart1, font_name, name);
8843
8844       DrawTextSCentered(ystart2, font_info,
8845                         "Press buttons and move axes on");
8846       ystart2 += ystep_line;
8847       DrawTextSCentered(ystart2, font_info,
8848                         "your controller when indicated.");
8849       ystart2 += ystep_line;
8850       DrawTextSCentered(ystart2, font_info,
8851                         "(Your controller may look different.)");
8852       ystart2 += ystep_para;
8853
8854 #if defined(PLATFORM_ANDROID)
8855       DrawTextSCentered(ystart2, font_info,
8856                         "To correct a mistake,");
8857       ystart2 += ystep_line;
8858       DrawTextSCentered(ystart2, font_info,
8859                         "press the 'back' button.");
8860       ystart2 += ystep_line;
8861       DrawTextSCentered(ystart2, font_info,
8862                         "To skip a button or axis,");
8863       ystart2 += ystep_line;
8864       DrawTextSCentered(ystart2, font_info,
8865                         "press the 'menu' button.");
8866 #else
8867       DrawTextSCentered(ystart2, font_info,
8868                         "To correct a mistake,");
8869       ystart2 += ystep_line;
8870       DrawTextSCentered(ystart2, font_info,
8871                         "press the 'backspace' key.");
8872       ystart2 += ystep_line;
8873       DrawTextSCentered(ystart2, font_info,
8874                         "To skip a button or axis,");
8875       ystart2 += ystep_line;
8876       DrawTextSCentered(ystart2, font_info,
8877                         "press the 'return' key.");
8878       ystart2 += ystep_line;
8879       DrawTextSCentered(ystart2, font_info,
8880                         "To exit, press the 'escape' key.");
8881 #endif
8882
8883       BlitBitmapMasked(controller, drawto, 0, 0,
8884                        controller->width, controller->height,
8885                        controller_x, controller_y);
8886
8887       SDL_SetSurfaceBlendMode(marker->surface_masked, SDL_BLENDMODE_BLEND);
8888       SDL_SetSurfaceAlphaMod(marker->surface_masked, alpha);
8889
8890       BlitBitmapMasked(marker, drawto, 0, 0,
8891                        marker->width, marker->height,
8892                        marker_x, marker_y);
8893
8894       if (!screen_initialized)
8895         FadeIn(REDRAW_FIELD);
8896       else
8897         BackToFront();
8898
8899       screen_initialized = TRUE;
8900
8901       DelayCounter event_frame_delay = { GAME_FRAME_DELAY };
8902
8903       // reset frame delay counter directly after updating screen
8904       ResetDelayCounter(&event_frame_delay);
8905
8906       while (NextValidEvent(&event))
8907       {
8908         switch (event.type)
8909         {
8910           case SDL_JOYAXISMOTION:
8911             if (event.jaxis.value > 20000 ||
8912                 event.jaxis.value < -20000)
8913             {
8914               for (j = 0; j < i; j++)
8915                 if (steps[j].axis == event.jaxis.axis)
8916                   break;
8917
8918               if (j == i)
8919               {
8920                 if (step->marker != MARKER_AXIS_X &&
8921                     step->marker != MARKER_AXIS_Y)
8922                   break;
8923
8924                 step->axis = event.jaxis.axis;
8925                 strcat(mapping, step->field);
8926                 snprintf(temp, sizeof(temp), ":a%u,", event.jaxis.axis);
8927                 strcat(mapping, temp);
8928                 i++;
8929                 next = TRUE;
8930               }
8931             }
8932
8933             break;
8934
8935           case SDL_JOYHATMOTION:
8936             // ignore centering; we're probably just coming back
8937             // to the center from the previous item we set
8938             if (event.jhat.value == SDL_HAT_CENTERED)
8939               break;
8940
8941             for (j = 0; j < i; j++)
8942               if (steps[j].hat == event.jhat.hat &&
8943                   steps[j].hat_value == event.jhat.value)
8944                 break;
8945
8946             if (j == i)
8947             {
8948               step->hat = event.jhat.hat;
8949               step->hat_value = event.jhat.value;
8950               strcat(mapping, step->field);
8951               snprintf(temp, sizeof(temp), ":h%u.%u,",
8952                        event.jhat.hat, event.jhat.value );
8953               strcat(mapping, temp);
8954               i++;
8955               next = TRUE;
8956             }
8957
8958             break;
8959
8960           case SDL_JOYBALLMOTION:
8961             break;
8962
8963           case SDL_JOYBUTTONUP:
8964             for (j = 0; j < i; j++)
8965               if (steps[j].button == event.jbutton.button)
8966                 break;
8967
8968             if (j == i)
8969             {
8970               step->button = event.jbutton.button;
8971               strcat(mapping, step->field);
8972               snprintf(temp, sizeof(temp), ":b%u,", event.jbutton.button);
8973               strcat(mapping, temp);
8974               i++;
8975               next = TRUE;
8976             }
8977
8978             break;
8979
8980           case SDL_FINGERDOWN:
8981           case SDL_MOUSEBUTTONDOWN:
8982             // skip this step
8983             i++;
8984             next = TRUE;
8985
8986             break;
8987
8988           case SDL_KEYDOWN:
8989             if (event.key.keysym.sym == KSYM_BackSpace ||
8990                 event.key.keysym.sym == KSYM_Back)
8991             {
8992               if (i == 0)
8993               {
8994                 // leave screen
8995                 success = FALSE;
8996                 done = TRUE;
8997
8998                 break;
8999               }
9000
9001               // undo this step
9002               prev_step = &steps[i - 1];
9003               strcpy(mapping, prev_step->mapping);
9004               i--;
9005               next = TRUE;
9006
9007               break;
9008             }
9009
9010             if (event.key.keysym.sym == KSYM_space ||
9011                 event.key.keysym.sym == KSYM_Return ||
9012                 event.key.keysym.sym == KSYM_Menu)
9013             {
9014               // skip this step
9015               i++;
9016               next = TRUE;
9017
9018               break;
9019             }
9020
9021             if (event.key.keysym.sym == KSYM_Escape)
9022             {
9023               // leave screen
9024               success = FALSE;
9025               done = TRUE;
9026             }
9027
9028             break;
9029
9030           case SDL_QUIT:
9031             program.exit_function(0);
9032             break;
9033
9034           default:
9035             break;
9036         }
9037
9038         // do not handle events for longer than standard frame delay period
9039         if (DelayReached(&event_frame_delay))
9040           break;
9041       }
9042     }
9043   }
9044
9045   if (success)
9046   {
9047 #if DEBUG_JOYSTICKS
9048     Debug("joystick", "New game controller mapping:\n\n%s\n\n", mapping);
9049 #endif
9050
9051     // activate mapping for this game
9052     SDL_GameControllerAddMapping(mapping);
9053
9054     // save mapping to personal mappings
9055     SaveSetup_AddGameControllerMapping(mapping);
9056   }
9057
9058   // wait until the last pending event was removed from event queue
9059   while (NextValidEvent(&event));
9060
9061   return success;
9062 }
9063
9064 static int ConfigureJoystickMain(int player_nr)
9065 {
9066   char *device_name = setup.input[player_nr].joy.device_name;
9067   int joystick_nr = getJoystickNrFromDeviceName(device_name);
9068   boolean joystick_active = CheckJoystickOpened(joystick_nr);
9069   int success = FALSE;
9070   int i;
9071
9072   if (joystick.status == JOYSTICK_NOT_AVAILABLE)
9073     return JOYSTICK_NOT_AVAILABLE;
9074
9075   if (!joystick_active || !setup.input[player_nr].use_joystick)
9076     return JOYSTICK_NOT_AVAILABLE;
9077
9078   FadeSetEnterMenu();
9079   FadeOut(REDRAW_FIELD);
9080
9081   // close all joystick devices (potentially opened as game controllers)
9082   for (i = 0; i < SDL_NumJoysticks(); i++)
9083     SDLCloseJoystick(i);
9084
9085   // open joystick device as plain joystick to configure as game controller
9086   SDL_Joystick *joystick = SDL_JoystickOpen(joystick_nr);
9087
9088   // as the joystick was successfully opened before, this should not happen
9089   if (joystick == NULL)
9090     return FALSE;
9091
9092   // create new game controller mapping (buttons and axes) for joystick device
9093   success = ConfigureJoystickMapButtonsAndAxes(joystick);
9094
9095   // close joystick (and maybe re-open as configured game controller later)
9096   SDL_JoystickClose(joystick);
9097
9098   // re-open all joystick devices (potentially as game controllers)
9099   for (i = 0; i < SDL_NumJoysticks(); i++)
9100     SDLOpenJoystick(i);
9101
9102   // clear all joystick input actions for all joystick devices
9103   SDLClearJoystickState();
9104
9105   return (success ? JOYSTICK_CONFIGURED : JOYSTICK_NOT_CONFIGURED);
9106 }
9107
9108 void ConfigureJoystick(int player_nr)
9109 {
9110   boolean state = ConfigureJoystickMain(player_nr);
9111
9112   if (state != JOYSTICK_NOT_CONFIGURED)
9113   {
9114     boolean success = (state == JOYSTICK_CONFIGURED);
9115     char message1[MAX_OUTPUT_LINESIZE + 1];
9116     char *message2 = (success ? "configured!" : "not available!");
9117     char *device_name = setup.input[player_nr].joy.device_name;
9118     int nr = getJoystickNrFromDeviceName(device_name) + 1;
9119     int font_nr = FONT_TITLE_1;
9120     int font_height = getFontHeight(font_nr);
9121     int ypos1 = SYSIZE / 2 - font_height * 2;
9122     int ypos2 = SYSIZE / 2 - font_height * 1;
9123     DelayCounter wait_frame_delay = { 2000 };
9124
9125     ResetDelayCounter(&wait_frame_delay);
9126
9127     ClearField();
9128
9129     sprintf(message1, "Joystick %d", nr);
9130
9131     DrawTextSCentered(ypos1, font_nr, message1);
9132     DrawTextSCentered(ypos2, font_nr, message2);
9133
9134     while (!DelayReached(&wait_frame_delay))
9135       BackToFront();
9136
9137     ClearEventQueue();
9138   }
9139
9140   DrawSetupScreen_Input();
9141 }
9142
9143 static void MapScreenMenuGadgets_OverlayTouchButtons(int y)
9144 {
9145   if (y < video.screen_height / 3)
9146   {
9147     // remap touch gadgets to access upper part of the screen
9148     UnmapScreenMenuGadgets(SCREEN_MASK_TOUCH);
9149     MapScreenMenuGadgets(SCREEN_MASK_TOUCH2);
9150   }
9151   else if (y > 2 * video.screen_height / 3)
9152   {
9153     // remap touch gadgets to access lower part of the screen
9154     MapScreenMenuGadgets(SCREEN_MASK_TOUCH);
9155     UnmapScreenMenuGadgets(SCREEN_MASK_TOUCH2);
9156   }
9157 }
9158
9159 static boolean ConfigureVirtualButtonsMain(void)
9160 {
9161   static char *customize_step_text[] =
9162   {
9163     "Move Left",
9164     "Move Right",
9165     "Move Up",
9166     "Move Down",
9167     "Snap Field",
9168     "Drop Element"
9169   };
9170   char grid_button[] =
9171   {
9172     CHAR_GRID_BUTTON_LEFT,
9173     CHAR_GRID_BUTTON_RIGHT,
9174     CHAR_GRID_BUTTON_UP,
9175     CHAR_GRID_BUTTON_DOWN,
9176     CHAR_GRID_BUTTON_SNAP,
9177     CHAR_GRID_BUTTON_DROP
9178   };
9179   enum
9180   {
9181     ACTION_NONE,
9182     ACTION_ESCAPE,
9183     ACTION_BACK,
9184     ACTION_NEXT
9185   };
9186   int font_nr = FONT_INPUT_1_ACTIVE;
9187   int font_height = getFontHeight(font_nr);
9188   int ypos1 = SYSIZE / 2 - font_height * 2;
9189   int ypos2 = SYSIZE / 2 - font_height * 1;
9190   boolean success = FALSE;
9191   boolean finished = FALSE;
9192   int step_nr = 0;
9193   char grid_button_draw = CHAR_GRID_BUTTON_NONE;
9194   char grid_button_old[MAX_GRID_XSIZE][MAX_GRID_YSIZE];
9195   char grid_button_tmp[MAX_GRID_XSIZE][MAX_GRID_YSIZE];
9196   boolean set_grid_button = FALSE;
9197   int nr = GRID_ACTIVE_NR();
9198   int x, y;
9199
9200   for (x = 0; x < MAX_GRID_XSIZE; x++)
9201     for (y = 0; y < MAX_GRID_YSIZE; y++)
9202       grid_button_old[x][y] = grid_button_tmp[x][y] = overlay.grid_button[x][y];
9203
9204   overlay.grid_button_highlight = grid_button[step_nr];
9205
9206   UnmapAllGadgets();
9207
9208   FadeSetEnterMenu();
9209   FadeOut(REDRAW_FIELD);
9210
9211   ClearField();
9212
9213   DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Virtual Buttons");
9214   DrawTextSCentered(ypos1, font_nr, "Select tiles to");
9215   DrawTextSCentered(ypos2, font_nr, customize_step_text[step_nr]);
9216
9217   FadeIn(REDRAW_FIELD);
9218
9219   SetOverlayShowGrid(TRUE);
9220
9221   // map gadgets for setup touch buttons menu screen
9222   MapScreenMenuGadgets(SCREEN_MASK_TOUCH);
9223
9224   while (!finished)
9225   {
9226     Event event;
9227
9228     while (NextValidEvent(&event))
9229     {
9230       int action = ACTION_NONE;
9231
9232       // ---------- handle events and set the resulting action ----------
9233
9234       switch (event.type)
9235       {
9236         case EVENT_USER:
9237           {
9238             UserEvent *user = (UserEvent *)&event;
9239             int id = user->value1;
9240
9241             action = (id == SCREEN_CTRL_ID_TOUCH_PREV_PAGE ||
9242                       id == SCREEN_CTRL_ID_TOUCH_PREV_PAGE2 ? ACTION_BACK :
9243                       id == SCREEN_CTRL_ID_TOUCH_NEXT_PAGE ||
9244                       id == SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2 ? ACTION_NEXT :
9245                       ACTION_NONE);
9246           }
9247           break;
9248
9249         case EVENT_KEYPRESS:
9250           {
9251             Key key = GetEventKey((KeyEvent *)&event);
9252
9253             action = (key == KSYM_Escape ?      ACTION_ESCAPE :
9254                       key == KSYM_BackSpace ||
9255                       key == KSYM_Back ?        ACTION_BACK :
9256                       key == KSYM_Return ||
9257                       key == KSYM_Menu ||
9258                       key == KSYM_space ?       ACTION_NEXT :
9259                       ACTION_NONE);
9260           }
9261           break;
9262
9263         case EVENT_KEYRELEASE:
9264           key_joystick_mapping = 0;
9265           break;
9266
9267         case EVENT_BUTTONPRESS:
9268         case EVENT_BUTTONRELEASE:
9269           {
9270             ButtonEvent *button = (ButtonEvent *)&event;
9271
9272             motion_status = FALSE;
9273
9274             if (button->type == EVENT_BUTTONPRESS)
9275               button_status = button->button;
9276             else
9277               button_status = MB_RELEASED;
9278
9279             if (HandleGadgets(button->x, button->y, button_status))
9280             {
9281               // do not handle this button event anymore
9282               break;
9283             }
9284
9285             button->x += video.screen_xoffset;
9286             button->y += video.screen_yoffset;
9287
9288             x = button->x * overlay.grid_xsize / video.screen_width;
9289             y = button->y * overlay.grid_ysize / video.screen_height;
9290
9291             if (button->type == EVENT_BUTTONPRESS)
9292             {
9293               grid_button_draw =
9294                 (overlay.grid_button[x][y] != grid_button[step_nr] ?
9295                  grid_button[step_nr] : CHAR_GRID_BUTTON_NONE);
9296
9297               set_grid_button = TRUE;
9298             }
9299
9300             MapScreenMenuGadgets_OverlayTouchButtons(button->y);
9301           }
9302           break;
9303
9304         case EVENT_MOTIONNOTIFY:
9305           {
9306             MotionEvent *motion = (MotionEvent *)&event;
9307
9308             motion_status = TRUE;
9309
9310             if (HandleGadgets(motion->x, motion->y, button_status))
9311             {
9312               // do not handle this button event anymore
9313               break;
9314             }
9315
9316             motion->x += video.screen_xoffset;
9317             motion->y += video.screen_yoffset;
9318
9319             x = motion->x * overlay.grid_xsize / video.screen_width;
9320             y = motion->y * overlay.grid_ysize / video.screen_height;
9321
9322             set_grid_button = TRUE;
9323
9324             MapScreenMenuGadgets_OverlayTouchButtons(motion->y);
9325           }
9326           break;
9327
9328         case SDL_WINDOWEVENT:
9329           HandleWindowEvent((WindowEvent *) &event);
9330
9331           // check if device has been rotated
9332           if (nr != GRID_ACTIVE_NR())
9333           {
9334             nr = GRID_ACTIVE_NR();
9335
9336             for (x = 0; x < MAX_GRID_XSIZE; x++)
9337               for (y = 0; y < MAX_GRID_YSIZE; y++)
9338                 grid_button_old[x][y] = grid_button_tmp[x][y] =
9339                   overlay.grid_button[x][y];
9340           }
9341
9342           break;
9343
9344         case SDL_APP_WILLENTERBACKGROUND:
9345         case SDL_APP_DIDENTERBACKGROUND:
9346         case SDL_APP_WILLENTERFOREGROUND:
9347         case SDL_APP_DIDENTERFOREGROUND:
9348           HandlePauseResumeEvent((PauseResumeEvent *) &event);
9349           break;
9350
9351         default:
9352           HandleOtherEvents(&event);
9353           break;
9354       }
9355
9356       // ---------- perform action set by handling events ----------
9357
9358       if (action == ACTION_ESCAPE)
9359       {
9360         // abort and restore the old key bindings
9361
9362         for (x = 0; x < MAX_GRID_XSIZE; x++)
9363           for (y = 0; y < MAX_GRID_YSIZE; y++)
9364             overlay.grid_button[x][y] = grid_button_old[x][y];
9365
9366         FadeSkipNextFadeIn();
9367
9368         finished = TRUE;
9369       }
9370       else if (action == ACTION_BACK)
9371       {
9372         // keep the configured key bindings and go to previous page
9373
9374         step_nr--;
9375
9376         if (step_nr < 0)
9377         {
9378           FadeSkipNextFadeIn();
9379
9380           finished = TRUE;
9381         }
9382       }
9383       else if (action == ACTION_NEXT)
9384       {
9385         // keep the configured key bindings and go to next page
9386
9387         step_nr++;
9388
9389         // all virtual buttons configured
9390         if (step_nr == 6)
9391         {
9392           finished = TRUE;
9393           success = TRUE;
9394         }
9395       }
9396
9397       if (action != ACTION_NONE && !finished)
9398       {
9399         for (x = 0; x < MAX_GRID_XSIZE; x++)
9400           for (y = 0; y < MAX_GRID_YSIZE; y++)
9401             grid_button_tmp[x][y] = overlay.grid_button[x][y];
9402
9403         overlay.grid_button_highlight = grid_button[step_nr];
9404
9405         // configure next virtual button
9406
9407         ClearField();
9408
9409         DrawTextSCentered(mSY - SY + 16, FONT_TITLE_1, "Virtual Buttons");
9410         DrawTextSCentered(ypos1, font_nr, "Select tiles to");
9411         DrawTextSCentered(ypos2, font_nr, customize_step_text[step_nr]);
9412       }
9413
9414       if (set_grid_button)
9415       {
9416         overlay.grid_button[x][y] =
9417           (grid_button_draw != CHAR_GRID_BUTTON_NONE ? grid_button_draw :
9418            grid_button_tmp[x][y] == grid_button[step_nr] ? CHAR_GRID_BUTTON_NONE :
9419            grid_button_tmp[x][y]);
9420
9421         set_grid_button = FALSE;
9422       }
9423     }
9424
9425     BackToFront();
9426   }
9427
9428   for (x = 0; x < MAX_GRID_XSIZE; x++)
9429     for (y = 0; y < MAX_GRID_YSIZE; y++)
9430       setup.touch.grid_button[nr][x][y] = overlay.grid_button[x][y];
9431
9432   overlay.grid_button_highlight = CHAR_GRID_BUTTON_NONE;
9433
9434   SetOverlayShowGrid(FALSE);
9435
9436   return success;
9437 }
9438
9439 void ConfigureVirtualButtons(void)
9440 {
9441   boolean success = ConfigureVirtualButtonsMain();
9442
9443   UnmapScreenMenuGadgets(SCREEN_MASK_TOUCH |
9444                          SCREEN_MASK_TOUCH2);
9445
9446   if (success)
9447   {
9448     int font_nr = FONT_TITLE_1;
9449     int font_height = getFontHeight(font_nr);
9450     int ypos1 = SYSIZE / 2 - font_height * 2;
9451     int ypos2 = SYSIZE / 2 - font_height * 1;
9452     DelayCounter wait_frame_delay = { 2000 };
9453
9454     ResetDelayCounter(&wait_frame_delay);
9455
9456     ClearField();
9457
9458     DrawTextSCentered(ypos1, font_nr, "Virtual buttons");
9459     DrawTextSCentered(ypos2, font_nr, "configured!");
9460
9461     while (!DelayReached(&wait_frame_delay))
9462       BackToFront();
9463
9464     ClearEventQueue();
9465   }
9466 }
9467
9468 void DrawSetupScreen(void)
9469 {
9470   align_xoffset = 0;
9471   align_yoffset = 0;
9472
9473   if (setup_mode == SETUP_MODE_INPUT)
9474     DrawSetupScreen_Input();
9475   else if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE)
9476     DrawChooseTree(&scores_type_current);
9477   else if (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED)
9478     DrawChooseTree(&game_speed_current);
9479   else if (setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY)
9480     DrawChooseTree(&scroll_delay_current);
9481   else if (setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
9482     DrawChooseTree(&snapshot_mode_current);
9483   else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
9484     DrawChooseTree(&window_size_current);
9485   else if (setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE)
9486     DrawChooseTree(&scaling_type_current);
9487   else if (setup_mode == SETUP_MODE_CHOOSE_RENDERING)
9488     DrawChooseTree(&rendering_mode_current);
9489   else if (setup_mode == SETUP_MODE_CHOOSE_VSYNC)
9490     DrawChooseTree(&vsync_mode_current);
9491   else if (setup_mode == SETUP_MODE_CHOOSE_GRAPHICS)
9492     DrawChooseTree(&artwork.gfx_current);
9493   else if (setup_mode == SETUP_MODE_CHOOSE_SOUNDS)
9494     DrawChooseTree(&artwork.snd_current);
9495   else if (setup_mode == SETUP_MODE_CHOOSE_MUSIC)
9496     DrawChooseTree(&artwork.mus_current);
9497   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE)
9498     DrawChooseTree(&volume_simple_current);
9499   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS)
9500     DrawChooseTree(&volume_loops_current);
9501   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
9502     DrawChooseTree(&volume_music_current);
9503   else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL)
9504     DrawChooseTree(&touch_control_current);
9505   else if (setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE)
9506     DrawChooseTree(&move_distance_current);
9507   else if (setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE)
9508     DrawChooseTree(&drop_distance_current);
9509   else if (setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY)
9510     DrawChooseTree(&transparency_current);
9511   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0)
9512     DrawChooseTree(&grid_size_current[0][0]);
9513   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0)
9514     DrawChooseTree(&grid_size_current[0][1]);
9515   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1)
9516     DrawChooseTree(&grid_size_current[1][0]);
9517   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
9518     DrawChooseTree(&grid_size_current[1][1]);
9519   else
9520     DrawSetupScreen_Generic();
9521
9522   PlayMenuSoundsAndMusic();
9523 }
9524
9525 void RedrawSetupScreenAfterFullscreenToggle(void)
9526 {
9527   if (setup_mode == SETUP_MODE_GRAPHICS ||
9528       setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
9529   {
9530     // update list selection from "setup.window_scaling_percent"
9531     execSetupGraphics_setWindowSizes(TRUE);
9532
9533     DrawSetupScreen();
9534   }
9535 }
9536
9537 void RedrawSetupScreenAfterScreenRotation(int nr)
9538 {
9539   int x, y;
9540
9541   if (setup_mode == SETUP_MODE_TOUCH)
9542   {
9543     // update virtual button settings (depending on screen orientation)
9544     DrawSetupScreen();
9545   }
9546   else if (setup_mode == SETUP_MODE_CONFIG_VIRT_BUTTONS)
9547   {
9548     // save already configured virtual buttons
9549     for (x = 0; x < MAX_GRID_XSIZE; x++)
9550       for (y = 0; y < MAX_GRID_YSIZE; y++)
9551         setup.touch.grid_button[nr][x][y] = overlay.grid_button[x][y];
9552   }
9553 }
9554
9555 void HandleSetupScreen(int mx, int my, int dx, int dy, int button)
9556 {
9557   if (setup_mode == SETUP_MODE_INPUT)
9558     HandleSetupScreen_Input(mx, my, dx, dy, button);
9559   else if (setup_mode == SETUP_MODE_CHOOSE_SCORES_TYPE)
9560     HandleChooseTree(mx, my, dx, dy, button, &scores_type_current);
9561   else if (setup_mode == SETUP_MODE_CHOOSE_GAME_SPEED)
9562     HandleChooseTree(mx, my, dx, dy, button, &game_speed_current);
9563   else if (setup_mode == SETUP_MODE_CHOOSE_SCROLL_DELAY)
9564     HandleChooseTree(mx, my, dx, dy, button, &scroll_delay_current);
9565   else if (setup_mode == SETUP_MODE_CHOOSE_SNAPSHOT_MODE)
9566     HandleChooseTree(mx, my, dx, dy, button, &snapshot_mode_current);
9567   else if (setup_mode == SETUP_MODE_CHOOSE_WINDOW_SIZE)
9568     HandleChooseTree(mx, my, dx, dy, button, &window_size_current);
9569   else if (setup_mode == SETUP_MODE_CHOOSE_SCALING_TYPE)
9570     HandleChooseTree(mx, my, dx, dy, button, &scaling_type_current);
9571   else if (setup_mode == SETUP_MODE_CHOOSE_RENDERING)
9572     HandleChooseTree(mx, my, dx, dy, button, &rendering_mode_current);
9573   else if (setup_mode == SETUP_MODE_CHOOSE_VSYNC)
9574     HandleChooseTree(mx, my, dx, dy, button, &vsync_mode_current);
9575   else if (setup_mode == SETUP_MODE_CHOOSE_GRAPHICS)
9576     HandleChooseTree(mx, my, dx, dy, button, &artwork.gfx_current);
9577   else if (setup_mode == SETUP_MODE_CHOOSE_SOUNDS)
9578     HandleChooseTree(mx, my, dx, dy, button, &artwork.snd_current);
9579   else if (setup_mode == SETUP_MODE_CHOOSE_MUSIC)
9580     HandleChooseTree(mx, my, dx, dy, button, &artwork.mus_current);
9581   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_SIMPLE)
9582     HandleChooseTree(mx, my, dx, dy, button, &volume_simple_current);
9583   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_LOOPS)
9584     HandleChooseTree(mx, my, dx, dy, button, &volume_loops_current);
9585   else if (setup_mode == SETUP_MODE_CHOOSE_VOLUME_MUSIC)
9586     HandleChooseTree(mx, my, dx, dy, button, &volume_music_current);
9587   else if (setup_mode == SETUP_MODE_CHOOSE_TOUCH_CONTROL)
9588     HandleChooseTree(mx, my, dx, dy, button, &touch_control_current);
9589   else if (setup_mode == SETUP_MODE_CHOOSE_MOVE_DISTANCE)
9590     HandleChooseTree(mx, my, dx, dy, button, &move_distance_current);
9591   else if (setup_mode == SETUP_MODE_CHOOSE_DROP_DISTANCE)
9592     HandleChooseTree(mx, my, dx, dy, button, &drop_distance_current);
9593   else if (setup_mode == SETUP_MODE_CHOOSE_TRANSPARENCY)
9594     HandleChooseTree(mx, my, dx, dy, button, &transparency_current);
9595   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_0)
9596     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[0][0]);
9597   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_0)
9598     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[0][1]);
9599   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_XSIZE_1)
9600     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[1][0]);
9601   else if (setup_mode == SETUP_MODE_CHOOSE_GRID_YSIZE_1)
9602     HandleChooseTree(mx, my, dx, dy, button, &grid_size_current[1][1]);
9603   else
9604     HandleSetupScreen_Generic(mx, my, dx, dy, button);
9605 }
9606
9607 void HandleGameActions(void)
9608 {
9609   if (CheckRestartGame())
9610     return;
9611
9612   if (game_status != GAME_MODE_PLAYING)
9613     return;
9614
9615   GameActions();                // main game loop
9616
9617   if (tape.auto_play && !tape.playing)
9618     AutoPlayTapesContinue();    // continue automatically playing next tape
9619 }
9620
9621
9622 // ---------- new screen button stuff --------------------------------------
9623
9624 static struct
9625 {
9626   int gfx_unpressed, gfx_pressed, gfx_active;
9627   struct MenuPosInfo *pos;
9628   boolean *check_value;
9629   int gadget_id;
9630   int screen_mask;
9631   unsigned int event_mask;
9632   boolean is_touch_button;
9633   char *infotext;
9634 } menubutton_info[NUM_SCREEN_MENUBUTTONS] =
9635 {
9636   {
9637     IMG_MENU_BUTTON_PREV_LEVEL, IMG_MENU_BUTTON_PREV_LEVEL_ACTIVE, -1,
9638     &menu.main.button.prev_level, NULL,
9639     SCREEN_CTRL_ID_PREV_LEVEL,
9640     SCREEN_MASK_MAIN,
9641     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9642     FALSE, "previous level"
9643   },
9644   {
9645     IMG_MENU_BUTTON_NEXT_LEVEL, IMG_MENU_BUTTON_NEXT_LEVEL_ACTIVE, -1,
9646     &menu.main.button.next_level, NULL,
9647     SCREEN_CTRL_ID_NEXT_LEVEL,
9648     SCREEN_MASK_MAIN,
9649     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9650     FALSE, "next level"
9651   },
9652   {
9653     IMG_MENU_BUTTON_PREV_LEVEL2, IMG_MENU_BUTTON_PREV_LEVEL2_ACTIVE, -1,
9654     &menu.scores.button.prev_level, NULL,
9655     SCREEN_CTRL_ID_PREV_LEVEL2,
9656     SCREEN_MASK_SCORES | SCREEN_MASK_SCORES_INFO,
9657     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9658     FALSE, "previous level"
9659   },
9660   {
9661     IMG_MENU_BUTTON_NEXT_LEVEL2, IMG_MENU_BUTTON_NEXT_LEVEL2_ACTIVE, -1,
9662     &menu.scores.button.next_level, NULL,
9663     SCREEN_CTRL_ID_NEXT_LEVEL2,
9664     SCREEN_MASK_SCORES | SCREEN_MASK_SCORES_INFO,
9665     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9666     FALSE, "next level"
9667   },
9668   {
9669     IMG_MENU_BUTTON_PREV_SCORE, IMG_MENU_BUTTON_PREV_SCORE_ACTIVE, -1,
9670     &menu.scores.button.prev_score, NULL,
9671     SCREEN_CTRL_ID_PREV_SCORE,
9672     SCREEN_MASK_SCORES_INFO,
9673     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9674     FALSE, "previous score"
9675   },
9676   {
9677     IMG_MENU_BUTTON_NEXT_SCORE, IMG_MENU_BUTTON_NEXT_SCORE_ACTIVE, -1,
9678     &menu.scores.button.next_score, NULL,
9679     SCREEN_CTRL_ID_NEXT_SCORE,
9680     SCREEN_MASK_SCORES_INFO,
9681     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9682     FALSE, "next score"
9683   },
9684   {
9685     IMG_MENU_BUTTON_PLAY_TAPE, IMG_MENU_BUTTON_PLAY_TAPE, -1,
9686     &menu.scores.button.play_tape, NULL,
9687     SCREEN_CTRL_ID_PLAY_TAPE,
9688     SCREEN_MASK_SCORES_INFO,
9689     GD_EVENT_RELEASED,
9690     FALSE, "play tape"
9691   },
9692   {
9693     IMG_MENU_BUTTON_FIRST_LEVEL, IMG_MENU_BUTTON_FIRST_LEVEL_ACTIVE, -1,
9694     &menu.main.button.first_level, NULL,
9695     SCREEN_CTRL_ID_FIRST_LEVEL,
9696     SCREEN_MASK_MAIN,
9697     GD_EVENT_RELEASED,
9698     FALSE, "first level"
9699   },
9700   {
9701     IMG_MENU_BUTTON_LAST_LEVEL, IMG_MENU_BUTTON_LAST_LEVEL_ACTIVE, -1,
9702     &menu.main.button.last_level, NULL,
9703     SCREEN_CTRL_ID_LAST_LEVEL,
9704     SCREEN_MASK_MAIN,
9705     GD_EVENT_RELEASED,
9706     FALSE, "last level"
9707   },
9708   {
9709     IMG_MENU_BUTTON_LEVEL_NUMBER, IMG_MENU_BUTTON_LEVEL_NUMBER_ACTIVE, -1,
9710     &menu.main.button.level_number, NULL,
9711     SCREEN_CTRL_ID_LEVEL_NUMBER,
9712     SCREEN_MASK_MAIN,
9713     GD_EVENT_RELEASED,
9714     FALSE, "level number"
9715   },
9716   {
9717     IMG_MENU_BUTTON_LEFT, IMG_MENU_BUTTON_LEFT_ACTIVE, -1,
9718     &menu.setup.button.prev_player, NULL,
9719     SCREEN_CTRL_ID_PREV_PLAYER,
9720     SCREEN_MASK_INPUT,
9721     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9722     FALSE, "previous player"
9723   },
9724   {
9725     IMG_MENU_BUTTON_RIGHT, IMG_MENU_BUTTON_RIGHT_ACTIVE, -1,
9726     &menu.setup.button.next_player, NULL,
9727     SCREEN_CTRL_ID_NEXT_PLAYER,
9728     SCREEN_MASK_INPUT,
9729     GD_EVENT_PRESSED | GD_EVENT_REPEATED,
9730     FALSE, "next player"
9731   },
9732   {
9733     IMG_MENU_BUTTON_INSERT_SOLUTION, IMG_MENU_BUTTON_INSERT_SOLUTION_ACTIVE, -1,
9734     &menu.main.button.insert_solution, NULL,
9735     SCREEN_CTRL_ID_INSERT_SOLUTION,
9736     SCREEN_MASK_MAIN_HAS_SOLUTION,
9737     GD_EVENT_RELEASED,
9738     FALSE, "insert solution tape"
9739   },
9740   {
9741     IMG_MENU_BUTTON_PLAY_SOLUTION, IMG_MENU_BUTTON_PLAY_SOLUTION_ACTIVE, -1,
9742     &menu.main.button.play_solution, NULL,
9743     SCREEN_CTRL_ID_PLAY_SOLUTION,
9744     SCREEN_MASK_MAIN_HAS_SOLUTION,
9745     GD_EVENT_RELEASED,
9746     FALSE, "play solution tape"
9747   },
9748   {
9749     IMG_MENU_BUTTON_LEVELSET_INFO, IMG_MENU_BUTTON_LEVELSET_INFO_PRESSED,
9750     IMG_MENU_BUTTON_LEVELSET_INFO_ACTIVE,
9751     &menu.main.button.levelset_info, NULL,
9752     SCREEN_CTRL_ID_LEVELSET_INFO,
9753     SCREEN_MASK_MAIN_HAS_SET_INFO,
9754     GD_EVENT_RELEASED,
9755     FALSE, "show level set info"
9756   },
9757   {
9758     IMG_MENU_BUTTON_SWITCH_ECS_AGA, IMG_MENU_BUTTON_SWITCH_ECS_AGA_ACTIVE, -1,
9759     &menu.main.button.switch_ecs_aga, &setup.prefer_aga_graphics,
9760     SCREEN_CTRL_ID_SWITCH_ECS_AGA,
9761     SCREEN_MASK_MAIN,
9762     GD_EVENT_RELEASED | GD_EVENT_OFF_BORDERS,
9763     FALSE, "switch ECS/AGA chipset"
9764   },
9765   {
9766     IMG_MENU_BUTTON_TOUCH_BACK, IMG_MENU_BUTTON_TOUCH_BACK, -1,
9767     &menu.setup.button.touch_back, NULL,
9768     SCREEN_CTRL_ID_TOUCH_PREV_PAGE,
9769     SCREEN_MASK_TOUCH,
9770     GD_EVENT_RELEASED,
9771     TRUE, "previous page"
9772   },
9773   {
9774     IMG_MENU_BUTTON_TOUCH_NEXT, IMG_MENU_BUTTON_TOUCH_NEXT, -1,
9775     &menu.setup.button.touch_next, NULL,
9776     SCREEN_CTRL_ID_TOUCH_NEXT_PAGE,
9777     SCREEN_MASK_TOUCH,
9778     GD_EVENT_RELEASED,
9779     TRUE, "next page"
9780   },
9781   {
9782     IMG_MENU_BUTTON_TOUCH_BACK2, IMG_MENU_BUTTON_TOUCH_BACK2, -1,
9783     &menu.setup.button.touch_back2, NULL,
9784     SCREEN_CTRL_ID_TOUCH_PREV_PAGE2,
9785     SCREEN_MASK_TOUCH2,
9786     GD_EVENT_RELEASED,
9787     TRUE, "previous page"
9788   },
9789   {
9790     IMG_MENU_BUTTON_TOUCH_NEXT2, IMG_MENU_BUTTON_TOUCH_NEXT2, -1,
9791     &menu.setup.button.touch_next2, NULL,
9792     SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2,
9793     SCREEN_MASK_TOUCH2,
9794     GD_EVENT_RELEASED,
9795     TRUE, "next page"
9796   },
9797 };
9798
9799 static struct
9800 {
9801   int gfx_unpressed, gfx_pressed;
9802   int x, y;
9803   int gadget_id;
9804   char *infotext;
9805 } scrollbutton_info[NUM_SCREEN_SCROLLBUTTONS] =
9806 {
9807   {
9808     IMG_MENU_BUTTON_UP, IMG_MENU_BUTTON_UP_ACTIVE,
9809     -1, -1,     // these values are not constant, but can change at runtime
9810     SCREEN_CTRL_ID_SCROLL_UP,
9811     "scroll up"
9812   },
9813   {
9814     IMG_MENU_BUTTON_DOWN, IMG_MENU_BUTTON_DOWN_ACTIVE,
9815     -1, -1,     // these values are not constant, but can change at runtime
9816     SCREEN_CTRL_ID_SCROLL_DOWN,
9817     "scroll down"
9818   }
9819 };
9820
9821 static struct
9822 {
9823   int gfx_unpressed, gfx_pressed;
9824   int x, y;
9825   int width, height;
9826   int type;
9827   int gadget_id;
9828   char *infotext;
9829 } scrollbar_info[NUM_SCREEN_SCROLLBARS] =
9830 {
9831   {
9832     IMG_MENU_SCROLLBAR, IMG_MENU_SCROLLBAR_ACTIVE,
9833     -1, -1,     // these values are not constant, but can change at runtime
9834     -1, -1,     // these values are not constant, but can change at runtime
9835     GD_TYPE_SCROLLBAR_VERTICAL,
9836     SCREEN_CTRL_ID_SCROLL_VERTICAL,
9837     "scroll level series vertically"
9838   }
9839 };
9840
9841 static struct
9842 {
9843   int graphic;
9844   int gadget_id;
9845   int x, y;
9846   int size;
9847   char *value;
9848   char *infotext;
9849 } textinput_info[NUM_SCREEN_TEXTINPUT] =
9850 {
9851   {
9852     IMG_SETUP_INPUT_TEXT,
9853     SCREEN_CTRL_ID_NETWORK_SERVER,
9854     -1, -1,     // these values are not constant, but can change at runtime
9855     MAX_SETUP_TEXT_INPUT_LEN,
9856     network_server_hostname,
9857     "Network Server Hostname / IP"
9858   },
9859 };
9860
9861 static void CreateScreenMenubuttons(void)
9862 {
9863   struct GadgetInfo *gi;
9864   unsigned int event_mask;
9865   int i;
9866
9867   for (i = 0; i < NUM_SCREEN_MENUBUTTONS; i++)
9868   {
9869     struct MenuPosInfo *pos = menubutton_info[i].pos;
9870     int screen_mask = menubutton_info[i].screen_mask;
9871     boolean is_touch_button = menubutton_info[i].is_touch_button;
9872     boolean is_check_button = menubutton_info[i].check_value != NULL;
9873     boolean is_score_button = (screen_mask & SCREEN_MASK_SCORES_INFO);
9874     boolean has_gfx_pressed = (menubutton_info[i].gfx_pressed ==
9875                                menubutton_info[i].gfx_unpressed);
9876     boolean has_gfx_active = (menubutton_info[i].gfx_active != -1);
9877     Bitmap *gd_bitmap_unpressed, *gd_bitmap_pressed;
9878     Bitmap *gd_bitmap_unpressed_alt, *gd_bitmap_pressed_alt;
9879     int gfx_unpressed, gfx_pressed;
9880     int gfx_unpressed_alt, gfx_pressed_alt;
9881     int x, y, width, height;
9882     int gd_x1, gd_x2, gd_y1, gd_y2;
9883     int gd_x1a, gd_x2a, gd_y1a, gd_y2a;
9884     int id = menubutton_info[i].gadget_id;
9885     int type = GD_TYPE_NORMAL_BUTTON;
9886     boolean checked = FALSE;
9887
9888     // do not use touch buttons if overlay touch buttons are disabled
9889     if (is_touch_button && !setup.touch.overlay_buttons)
9890       continue;
9891
9892     event_mask = menubutton_info[i].event_mask;
9893
9894     x = (is_touch_button ? pos->x : mSX + GDI_ACTIVE_POS(pos->x));
9895     y = (is_touch_button ? pos->y : mSY + GDI_ACTIVE_POS(pos->y));
9896
9897     width  = graphic_info[menubutton_info[i].gfx_pressed].width;
9898     height = graphic_info[menubutton_info[i].gfx_pressed].height;
9899
9900     gfx_unpressed = menubutton_info[i].gfx_unpressed;
9901     gfx_pressed   = menubutton_info[i].gfx_pressed;
9902     gfx_unpressed_alt = gfx_unpressed;
9903     gfx_pressed_alt   = gfx_pressed;
9904
9905     if (has_gfx_active)
9906     {
9907       gfx_unpressed_alt = menubutton_info[i].gfx_active;
9908
9909       type = GD_TYPE_CHECK_BUTTON_2;
9910
9911       if (menubutton_info[i].check_value != NULL)
9912         checked = *menubutton_info[i].check_value;
9913     }
9914
9915     gd_bitmap_unpressed = graphic_info[gfx_unpressed].bitmap;
9916     gd_bitmap_pressed   = graphic_info[gfx_pressed].bitmap;
9917     gd_bitmap_unpressed_alt = graphic_info[gfx_unpressed_alt].bitmap;
9918     gd_bitmap_pressed_alt   = graphic_info[gfx_pressed_alt].bitmap;
9919
9920     gd_x1 = graphic_info[gfx_unpressed].src_x;
9921     gd_y1 = graphic_info[gfx_unpressed].src_y;
9922     gd_x2 = graphic_info[gfx_pressed].src_x;
9923     gd_y2 = graphic_info[gfx_pressed].src_y;
9924
9925     gd_x1a = graphic_info[gfx_unpressed_alt].src_x;
9926     gd_y1a = graphic_info[gfx_unpressed_alt].src_y;
9927     gd_x2a = graphic_info[gfx_pressed_alt].src_x;
9928     gd_y2a = graphic_info[gfx_pressed_alt].src_y;
9929
9930     if (has_gfx_pressed)
9931     {
9932       gd_x2 += graphic_info[gfx_pressed].pressed_xoffset;
9933       gd_y2 += graphic_info[gfx_pressed].pressed_yoffset;
9934     }
9935
9936     if (is_check_button)
9937     {
9938       gd_x1a += graphic_info[gfx_unpressed].active_xoffset;
9939       gd_y1a += graphic_info[gfx_unpressed].active_yoffset;
9940       gd_x2a += graphic_info[gfx_pressed].active_xoffset;
9941       gd_y2a += graphic_info[gfx_pressed].active_yoffset;
9942
9943       type = GD_TYPE_CHECK_BUTTON;
9944
9945       if (menubutton_info[i].check_value != NULL)
9946         checked = *menubutton_info[i].check_value;
9947     }
9948
9949     if (is_score_button)
9950     {
9951       // if x/y set to -1, dynamically place buttons next to title text
9952       int title_width = getTextWidth(INFOTEXT_SCORE_ENTRY, FONT_TITLE_1);
9953
9954       // special compatibility handling for "Snake Bite" graphics set
9955       if (strPrefix(leveldir_current->identifier, "snake_bite"))
9956         title_width = strlen(INFOTEXT_SCORE_ENTRY) * 32;
9957
9958       // use "SX" here to center buttons (ignore horizontal draw offset)
9959       if (pos->x == -1)
9960         x = (id == SCREEN_CTRL_ID_PREV_LEVEL2 ?
9961              SX + (SXSIZE - title_width) / 2 - width * 3 / 2 :
9962              id == SCREEN_CTRL_ID_NEXT_LEVEL2 ?
9963              SX + (SXSIZE + title_width) / 2 + width / 2 : 0);
9964
9965       // use "mSY" here to place buttons (respect vertical draw offset)
9966       if (pos->y == -1)
9967         y = (id == SCREEN_CTRL_ID_PREV_LEVEL2 ||
9968              id == SCREEN_CTRL_ID_NEXT_LEVEL2 ? mSY + MENU_TITLE1_YPOS : 0);
9969     }
9970
9971     if (id == SCREEN_CTRL_ID_LEVELSET_INFO)
9972     {
9973       if (pos->x == -1 && pos->y == -1)
9974       {
9975         // use "SX" here to place button (ignore draw offsets)
9976         x = SX + SXSIZE - 2 * TILESIZE;
9977         y = SY + SYSIZE - 2 * TILESIZE;
9978
9979         // special compatibility handling for "BD2K3" graphics set
9980         if (strPrefix(leveldir_current->identifier, "BD2K3"))
9981           x = SX + TILESIZE + MINI_TILESIZE;
9982
9983         // special compatibility handling for "jue0" graphics set
9984         if (strPrefix(artwork.gfx_current_identifier, "jue0"))
9985         {
9986           x = SX + SXSIZE - 4 * TILESIZE;
9987           y = SY + SYSIZE - 3 * TILESIZE;
9988         }
9989       }
9990     }
9991
9992     gi = CreateGadget(GDI_CUSTOM_ID, id,
9993                       GDI_CUSTOM_TYPE_ID, i,
9994                       GDI_IMAGE_ID, gfx_unpressed,
9995                       GDI_INFO_TEXT, menubutton_info[i].infotext,
9996                       GDI_X, x,
9997                       GDI_Y, y,
9998                       GDI_WIDTH, width,
9999                       GDI_HEIGHT, height,
10000                       GDI_TYPE, type,
10001                       GDI_STATE, GD_BUTTON_UNPRESSED,
10002                       GDI_CHECKED, checked,
10003                       GDI_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1, gd_y1,
10004                       GDI_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2, gd_y2,
10005                       GDI_ALT_DESIGN_UNPRESSED, gd_bitmap_unpressed_alt, gd_x1a, gd_y1a,
10006                       GDI_ALT_DESIGN_PRESSED, gd_bitmap_pressed_alt, gd_x2a, gd_y2a,
10007                       GDI_DIRECT_DRAW, FALSE,
10008                       GDI_OVERLAY_TOUCH_BUTTON, is_touch_button,
10009                       GDI_EVENT_MASK, event_mask,
10010                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
10011                       GDI_END);
10012
10013     if (gi == NULL)
10014       Fail("cannot create gadget");
10015
10016     screen_gadget[id] = gi;
10017   }
10018 }
10019
10020 static void CreateScreenScrollbuttons(void)
10021 {
10022   struct GadgetInfo *gi;
10023   unsigned int event_mask;
10024   int i;
10025
10026   // these values are not constant, but can change at runtime
10027   scrollbutton_info[0].x = SC_SCROLL_UP_XPOS;
10028   scrollbutton_info[0].y = SC_SCROLL_UP_YPOS;
10029   scrollbutton_info[1].x = SC_SCROLL_DOWN_XPOS;
10030   scrollbutton_info[1].y = SC_SCROLL_DOWN_YPOS;
10031
10032   for (i = 0; i < NUM_SCREEN_SCROLLBUTTONS; i++)
10033   {
10034     Bitmap *gd_bitmap_unpressed, *gd_bitmap_pressed;
10035     int gfx_unpressed, gfx_pressed;
10036     int x, y, width, height;
10037     int gd_x1, gd_x2, gd_y1, gd_y2;
10038     int id = scrollbutton_info[i].gadget_id;
10039
10040     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
10041
10042     x = mSX + scrollbutton_info[i].x + menu.scrollbar_xoffset;
10043     y = mSY + scrollbutton_info[i].y;
10044     width = SC_SCROLLBUTTON_XSIZE;
10045     height = SC_SCROLLBUTTON_YSIZE;
10046
10047     // correct scrollbar position if placed outside menu (playfield) area
10048     if (x > SX + SC_SCROLL_UP_XPOS)
10049       x = SX + SC_SCROLL_UP_XPOS;
10050
10051     if (id == SCREEN_CTRL_ID_SCROLL_DOWN)
10052       y = mSY + (SC_SCROLL_VERTICAL_YPOS +
10053                  (NUM_MENU_ENTRIES_ON_SCREEN - 2) * SC_SCROLLBUTTON_YSIZE);
10054
10055     gfx_unpressed = scrollbutton_info[i].gfx_unpressed;
10056     gfx_pressed   = scrollbutton_info[i].gfx_pressed;
10057     gd_bitmap_unpressed = graphic_info[gfx_unpressed].bitmap;
10058     gd_bitmap_pressed   = graphic_info[gfx_pressed].bitmap;
10059     gd_x1 = graphic_info[gfx_unpressed].src_x;
10060     gd_y1 = graphic_info[gfx_unpressed].src_y;
10061     gd_x2 = graphic_info[gfx_pressed].src_x;
10062     gd_y2 = graphic_info[gfx_pressed].src_y;
10063
10064     gi = CreateGadget(GDI_CUSTOM_ID, id,
10065                       GDI_CUSTOM_TYPE_ID, i,
10066                       GDI_IMAGE_ID, gfx_unpressed,
10067                       GDI_INFO_TEXT, scrollbutton_info[i].infotext,
10068                       GDI_X, x,
10069                       GDI_Y, y,
10070                       GDI_WIDTH, width,
10071                       GDI_HEIGHT, height,
10072                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
10073                       GDI_STATE, GD_BUTTON_UNPRESSED,
10074                       GDI_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1, gd_y1,
10075                       GDI_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2, gd_y2,
10076                       GDI_DIRECT_DRAW, FALSE,
10077                       GDI_EVENT_MASK, event_mask,
10078                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
10079                       GDI_END);
10080
10081     if (gi == NULL)
10082       Fail("cannot create gadget");
10083
10084     screen_gadget[id] = gi;
10085   }
10086 }
10087
10088 static void CreateScreenScrollbars(void)
10089 {
10090   int i;
10091
10092   // these values are not constant, but can change at runtime
10093   scrollbar_info[0].x = SC_SCROLL_VERTICAL_XPOS;
10094   scrollbar_info[0].y = SC_SCROLL_VERTICAL_YPOS;
10095   scrollbar_info[0].width  = SC_SCROLL_VERTICAL_XSIZE;
10096   scrollbar_info[0].height = SC_SCROLL_VERTICAL_YSIZE;
10097
10098   for (i = 0; i < NUM_SCREEN_SCROLLBARS; i++)
10099   {
10100     Bitmap *gd_bitmap_unpressed, *gd_bitmap_pressed;
10101     int gfx_unpressed, gfx_pressed;
10102     int x, y, width, height;
10103     int gd_x1, gd_x2, gd_y1, gd_y2;
10104     struct GadgetInfo *gi;
10105     int items_max, items_visible, item_position;
10106     unsigned int event_mask;
10107     int num_page_entries = NUM_MENU_ENTRIES_ON_SCREEN;
10108     int id = scrollbar_info[i].gadget_id;
10109
10110     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
10111
10112     x = mSX + scrollbar_info[i].x + menu.scrollbar_xoffset;
10113     y = mSY + scrollbar_info[i].y;
10114     width  = scrollbar_info[i].width;
10115     height = scrollbar_info[i].height;
10116
10117     // correct scrollbar position if placed outside menu (playfield) area
10118     if (x > SX + SC_SCROLL_VERTICAL_XPOS)
10119       x = SX + SC_SCROLL_VERTICAL_XPOS;
10120
10121     if (id == SCREEN_CTRL_ID_SCROLL_VERTICAL)
10122       height = (NUM_MENU_ENTRIES_ON_SCREEN - 2) * SC_SCROLLBUTTON_YSIZE;
10123
10124     items_max = num_page_entries;
10125     items_visible = num_page_entries;
10126     item_position = 0;
10127
10128     gfx_unpressed = scrollbar_info[i].gfx_unpressed;
10129     gfx_pressed   = scrollbar_info[i].gfx_pressed;
10130     gd_bitmap_unpressed = graphic_info[gfx_unpressed].bitmap;
10131     gd_bitmap_pressed   = graphic_info[gfx_pressed].bitmap;
10132     gd_x1 = graphic_info[gfx_unpressed].src_x;
10133     gd_y1 = graphic_info[gfx_unpressed].src_y;
10134     gd_x2 = graphic_info[gfx_pressed].src_x;
10135     gd_y2 = graphic_info[gfx_pressed].src_y;
10136
10137     gi = CreateGadget(GDI_CUSTOM_ID, id,
10138                       GDI_CUSTOM_TYPE_ID, i,
10139                       GDI_IMAGE_ID, gfx_unpressed,
10140                       GDI_INFO_TEXT, scrollbar_info[i].infotext,
10141                       GDI_X, x,
10142                       GDI_Y, y,
10143                       GDI_WIDTH, width,
10144                       GDI_HEIGHT, height,
10145                       GDI_TYPE, scrollbar_info[i].type,
10146                       GDI_SCROLLBAR_ITEMS_MAX, items_max,
10147                       GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
10148                       GDI_SCROLLBAR_ITEM_POSITION, item_position,
10149                       GDI_WHEEL_AREA_X, SX,
10150                       GDI_WHEEL_AREA_Y, SY,
10151                       GDI_WHEEL_AREA_WIDTH, SXSIZE,
10152                       GDI_WHEEL_AREA_HEIGHT, SYSIZE,
10153                       GDI_STATE, GD_BUTTON_UNPRESSED,
10154                       GDI_DESIGN_UNPRESSED, gd_bitmap_unpressed, gd_x1, gd_y1,
10155                       GDI_DESIGN_PRESSED, gd_bitmap_pressed, gd_x2, gd_y2,
10156                       GDI_BORDER_SIZE, SC_BORDER_SIZE, SC_BORDER_SIZE,
10157                       GDI_DIRECT_DRAW, FALSE,
10158                       GDI_EVENT_MASK, event_mask,
10159                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
10160                       GDI_END);
10161
10162     if (gi == NULL)
10163       Fail("cannot create gadget");
10164
10165     screen_gadget[id] = gi;
10166   }
10167 }
10168
10169 static void CreateScreenTextInputGadgets(void)
10170 {
10171   int i;
10172
10173   for (i = 0; i < NUM_SCREEN_TEXTINPUT; i++)
10174   {
10175     int graphic = textinput_info[i].graphic;
10176     struct GraphicInfo *gd = &graphic_info[graphic];
10177     int gd_x1 = gd->src_x;
10178     int gd_y1 = gd->src_y;
10179     int gd_x2 = gd->src_x + gd->active_xoffset;
10180     int gd_y2 = gd->src_y + gd->active_yoffset;
10181     struct GadgetInfo *gi;
10182     unsigned int event_mask;
10183     int id = textinput_info[i].gadget_id;
10184     int x = textinput_info[i].x;
10185     int y = textinput_info[i].y;
10186
10187     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
10188
10189     gi = CreateGadget(GDI_CUSTOM_ID, id,
10190                       GDI_CUSTOM_TYPE_ID, i,
10191                       GDI_INFO_TEXT, textinput_info[i].infotext,
10192                       GDI_X, SX + x,
10193                       GDI_Y, SY + y,
10194                       GDI_TYPE, GD_TYPE_TEXT_INPUT_ALPHANUMERIC,
10195                       GDI_TEXT_VALUE, textinput_info[i].value,
10196                       GDI_TEXT_SIZE, textinput_info[i].size,
10197                       GDI_TEXT_FONT, getSetupValueFont(TYPE_STRING, NULL),
10198                       GDI_TEXT_FONT_ACTIVE, FONT_TEXT_1,
10199                       GDI_DESIGN_UNPRESSED, gd->bitmap, gd_x1, gd_y1,
10200                       GDI_DESIGN_PRESSED, gd->bitmap, gd_x2, gd_y2,
10201                       GDI_BORDER_SIZE, gd->border_size, gd->border_size,
10202                       GDI_DESIGN_WIDTH, gd->width,
10203                       GDI_EVENT_MASK, event_mask,
10204                       GDI_CALLBACK_ACTION, HandleScreenGadgets,
10205                       GDI_CALLBACK_ACTION_ALWAYS, TRUE,
10206                       GDI_END);
10207
10208     if (gi == NULL)
10209       Fail("cannot create gadget");
10210
10211     screen_gadget[id] = gi;
10212   }
10213 }
10214
10215 void CreateScreenGadgets(void)
10216 {
10217   CreateScreenMenubuttons();
10218
10219   CreateScreenScrollbuttons();
10220   CreateScreenScrollbars();
10221
10222   CreateScreenTextInputGadgets();
10223 }
10224
10225 void FreeScreenGadgets(void)
10226 {
10227   int i;
10228
10229   for (i = 0; i < NUM_SCREEN_GADGETS; i++)
10230     FreeGadget(screen_gadget[i]);
10231 }
10232
10233 static void RedrawScreenMenuGadgets(int screen_mask)
10234 {
10235   int i;
10236
10237   for (i = 0; i < NUM_SCREEN_MENUBUTTONS; i++)
10238     if (screen_mask & menubutton_info[i].screen_mask)
10239       RedrawGadget(screen_gadget[menubutton_info[i].gadget_id]);
10240 }
10241
10242 static void MapScreenMenuGadgets(int screen_mask)
10243 {
10244   int i;
10245
10246   for (i = 0; i < NUM_SCREEN_MENUBUTTONS; i++)
10247     if (screen_mask & menubutton_info[i].screen_mask)
10248       MapGadget(screen_gadget[menubutton_info[i].gadget_id]);
10249 }
10250
10251 static void UnmapScreenMenuGadgets(int screen_mask)
10252 {
10253   int i;
10254
10255   for (i = 0; i < NUM_SCREEN_MENUBUTTONS; i++)
10256   {
10257     if (screen_mask & menubutton_info[i].screen_mask)
10258     {
10259       UnmapGadget(screen_gadget[menubutton_info[i].gadget_id]);
10260
10261       if (screen_mask & SCREEN_MASK_MAIN_HAS_SOLUTION)
10262         DrawBackground(screen_gadget[menubutton_info[i].gadget_id]->x,
10263                        screen_gadget[menubutton_info[i].gadget_id]->y,
10264                        screen_gadget[menubutton_info[i].gadget_id]->width,
10265                        screen_gadget[menubutton_info[i].gadget_id]->height);
10266     }
10267   }
10268 }
10269
10270 static void UpdateScreenMenuGadgets(int screen_mask, boolean map_gadgets)
10271 {
10272   if (map_gadgets)
10273     MapScreenMenuGadgets(screen_mask);
10274   else
10275     UnmapScreenMenuGadgets(screen_mask);
10276 }
10277
10278 static void MapScreenGadgets(int num_entries)
10279 {
10280   int i;
10281
10282   if (num_entries <= NUM_MENU_ENTRIES_ON_SCREEN)
10283     return;
10284
10285   for (i = 0; i < NUM_SCREEN_SCROLLBUTTONS; i++)
10286     MapGadget(screen_gadget[scrollbutton_info[i].gadget_id]);
10287
10288   for (i = 0; i < NUM_SCREEN_SCROLLBARS; i++)
10289     MapGadget(screen_gadget[scrollbar_info[i].gadget_id]);
10290 }
10291
10292 static void UnmapScreenGadgets()
10293 {
10294   int i;
10295
10296   for (i = 0; i < NUM_SCREEN_SCROLLBUTTONS; i++)
10297     UnmapGadget(screen_gadget[scrollbutton_info[i].gadget_id]);
10298
10299   for (i = 0; i < NUM_SCREEN_SCROLLBARS; i++)
10300     UnmapGadget(screen_gadget[scrollbar_info[i].gadget_id]);
10301 }
10302
10303 static void MapScreenTreeGadgets(TreeInfo *ti)
10304 {
10305   MapScreenGadgets(numTreeInfoInGroup(ti));
10306 }
10307
10308 static void UnmapScreenTreeGadgets(void)
10309 {
10310   UnmapScreenGadgets();
10311 }
10312
10313 static void AdjustScoreInfoButtons_SelectScore(int x, int y1, int y2)
10314 {
10315   struct GadgetInfo *gi_1 = screen_gadget[SCREEN_CTRL_ID_PREV_SCORE];
10316   struct GadgetInfo *gi_2 = screen_gadget[SCREEN_CTRL_ID_NEXT_SCORE];
10317   struct MenuPosInfo *pos_1 = menubutton_info[SCREEN_CTRL_ID_PREV_SCORE].pos;
10318   struct MenuPosInfo *pos_2 = menubutton_info[SCREEN_CTRL_ID_NEXT_SCORE].pos;
10319
10320   if (pos_1->x == -1 && pos_1->y == -1)
10321     ModifyGadget(gi_1, GDI_X, x, GDI_Y, y1, GDI_END);
10322
10323   if (pos_2->x == -1 && pos_2->y == -1)
10324     ModifyGadget(gi_2, GDI_X, x, GDI_Y, y2, GDI_END);
10325 }
10326
10327 static void AdjustScoreInfoButtons_PlayTape(int x, int y, boolean visible)
10328 {
10329   struct GadgetInfo *gi = screen_gadget[SCREEN_CTRL_ID_PLAY_TAPE];
10330   struct MenuPosInfo *pos = menubutton_info[SCREEN_CTRL_ID_PLAY_TAPE].pos;
10331
10332   // set gadget position dynamically, pre-defined or off-screen
10333   int xx = (visible ? (pos->x == -1 ? x : pos->x) : POS_OFFSCREEN);
10334   int yy = (visible ? (pos->y == -1 ? y : pos->y) : POS_OFFSCREEN);
10335
10336   ModifyGadget(gi, GDI_X, xx, GDI_Y, yy, GDI_END);
10337   MapGadget(gi);        // (needed if deactivated on last score page)
10338 }
10339
10340 static void HandleScreenGadgets(struct GadgetInfo *gi)
10341 {
10342   int id = gi->custom_id;
10343   int button = gi->event.button;
10344   int step = (button == MB_LEFTBUTTON   ? 1 :
10345               button == MB_MIDDLEBUTTON ? 5 :
10346               button == MB_RIGHTBUTTON  ? 10 : 1);
10347
10348   switch (id)
10349   {
10350     case SCREEN_CTRL_ID_PREV_LEVEL:
10351       HandleMainMenu_SelectLevel(step, -1, NO_DIRECT_LEVEL_SELECT);
10352       break;
10353
10354     case SCREEN_CTRL_ID_NEXT_LEVEL:
10355       HandleMainMenu_SelectLevel(step, +1, NO_DIRECT_LEVEL_SELECT);
10356       break;
10357
10358     case SCREEN_CTRL_ID_PREV_LEVEL2:
10359       HandleHallOfFame_SelectLevel(step, -1);
10360       break;
10361
10362     case SCREEN_CTRL_ID_NEXT_LEVEL2:
10363       HandleHallOfFame_SelectLevel(step, +1);
10364       break;
10365
10366     case SCREEN_CTRL_ID_PREV_SCORE:
10367       HandleScoreInfo_SelectScore(step, -1);
10368       break;
10369
10370     case SCREEN_CTRL_ID_NEXT_SCORE:
10371       HandleScoreInfo_SelectScore(step, +1);
10372       break;
10373
10374     case SCREEN_CTRL_ID_PLAY_TAPE:
10375       HandleScoreInfo_PlayTape();
10376       break;
10377
10378     case SCREEN_CTRL_ID_FIRST_LEVEL:
10379       HandleMainMenu_SelectLevel(MAX_LEVELS, -1, NO_DIRECT_LEVEL_SELECT);
10380       break;
10381
10382     case SCREEN_CTRL_ID_LAST_LEVEL:
10383       HandleMainMenu_SelectLevel(MAX_LEVELS, +1, NO_DIRECT_LEVEL_SELECT);
10384       break;
10385
10386     case SCREEN_CTRL_ID_LEVEL_NUMBER:
10387       CloseDoor(DOOR_CLOSE_2);
10388       SetGameStatus(GAME_MODE_LEVELNR);
10389       DrawChooseLevelNr();
10390       break;
10391
10392     case SCREEN_CTRL_ID_PREV_PLAYER:
10393       HandleSetupScreen_Input_Player(step, -1);
10394       break;
10395
10396     case SCREEN_CTRL_ID_NEXT_PLAYER:
10397       HandleSetupScreen_Input_Player(step, +1);
10398       break;
10399
10400     case SCREEN_CTRL_ID_INSERT_SOLUTION:
10401       InsertSolutionTape();
10402       break;
10403
10404     case SCREEN_CTRL_ID_PLAY_SOLUTION:
10405       PlaySolutionTape();
10406       break;
10407
10408     case SCREEN_CTRL_ID_LEVELSET_INFO:
10409       DrawInfoScreen_FromMainMenu(INFO_MODE_LEVELSET);
10410       break;
10411
10412     case SCREEN_CTRL_ID_SWITCH_ECS_AGA:
10413       setup.prefer_aga_graphics = !setup.prefer_aga_graphics;
10414       DrawMainMenu();
10415       break;
10416
10417     case SCREEN_CTRL_ID_TOUCH_PREV_PAGE:
10418     case SCREEN_CTRL_ID_TOUCH_NEXT_PAGE:
10419     case SCREEN_CTRL_ID_TOUCH_PREV_PAGE2:
10420     case SCREEN_CTRL_ID_TOUCH_NEXT_PAGE2:
10421       PushUserEvent(USEREVENT_GADGET_PRESSED, id, 0);
10422       break;
10423
10424     case SCREEN_CTRL_ID_SCROLL_UP:
10425       if (game_status == GAME_MODE_NAMES)
10426         HandleChoosePlayerName(0, 0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10427       else if (game_status == GAME_MODE_LEVELS)
10428         HandleChooseLevelSet(0, 0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10429       else if (game_status == GAME_MODE_LEVELNR)
10430         HandleChooseLevelNr(0, 0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10431       else if (game_status == GAME_MODE_SETUP)
10432         HandleSetupScreen(0, 0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10433       else if (game_status == GAME_MODE_INFO)
10434         HandleInfoScreen(0, 0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10435       else if (game_status == GAME_MODE_SCORES)
10436         HandleHallOfFame(0, 0, 0, -1 * SCROLL_LINE, MB_MENU_MARK);
10437       break;
10438
10439     case SCREEN_CTRL_ID_SCROLL_DOWN:
10440       if (game_status == GAME_MODE_NAMES)
10441         HandleChoosePlayerName(0, 0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10442       else if (game_status == GAME_MODE_LEVELS)
10443         HandleChooseLevelSet(0, 0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10444       else if (game_status == GAME_MODE_LEVELNR)
10445         HandleChooseLevelNr(0, 0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10446       else if (game_status == GAME_MODE_SETUP)
10447         HandleSetupScreen(0, 0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10448       else if (game_status == GAME_MODE_INFO)
10449         HandleInfoScreen(0, 0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10450       else if (game_status == GAME_MODE_SCORES)
10451         HandleHallOfFame(0, 0, 0, +1 * SCROLL_LINE, MB_MENU_MARK);
10452       break;
10453
10454     case SCREEN_CTRL_ID_SCROLL_VERTICAL:
10455       if (game_status == GAME_MODE_NAMES)
10456         HandleChoosePlayerName(0, 0, 999, gi->event.item_position, MB_MENU_INITIALIZE);
10457       else if (game_status == GAME_MODE_LEVELS)
10458         HandleChooseLevelSet(0, 0, 999, gi->event.item_position, MB_MENU_INITIALIZE);
10459       else if (game_status == GAME_MODE_LEVELNR)
10460         HandleChooseLevelNr(0, 0, 999, gi->event.item_position, MB_MENU_INITIALIZE);
10461       else if (game_status == GAME_MODE_SETUP)
10462         HandleSetupScreen(0, 0, 999, gi->event.item_position, MB_MENU_INITIALIZE);
10463       else if (game_status == GAME_MODE_INFO)
10464         HandleInfoScreen(0, 0, 999, gi->event.item_position, MB_MENU_INITIALIZE);
10465       else if (game_status == GAME_MODE_SCORES)
10466         HandleHallOfFame(0, 0, 999, gi->event.item_position, MB_MENU_INITIALIZE);
10467       break;
10468
10469     case SCREEN_CTRL_ID_NETWORK_SERVER:
10470     {
10471       if (!strEqual(gi->textinput.value, ""))
10472       {
10473         setString(&setup.network_server_hostname, gi->textinput.value);
10474
10475         network.server_host = setup.network_server_hostname;
10476       }
10477       else
10478       {
10479         setString(&setup.network_server_hostname, STR_NETWORK_AUTO_DETECT);
10480
10481         network.server_host = NULL;
10482       }
10483
10484       if (strEqual(network.server_host, STR_NETWORK_AUTO_DETECT))
10485         network.server_host = NULL;
10486
10487       execSetupGame_setNetworkServerText();
10488
10489       DrawSetupScreen();
10490
10491       break;
10492     }
10493
10494     default:
10495       break;
10496   }
10497 }
10498
10499 void HandleScreenGadgetKeys(Key key)
10500 {
10501   if (key == setup.shortcut.tape_play)
10502     HandleScreenGadgets(screen_gadget[SCREEN_CTRL_ID_PLAY_TAPE]);
10503 }
10504
10505 void DumpScreenIdentifiers(void)
10506 {
10507   int i;
10508
10509   Print("Active screen elements on current screen:\n");
10510
10511   for (i = 0; main_controls[i].nr != -1; i++)
10512   {
10513     struct MainControlInfo *mci = &main_controls[i];
10514
10515     if (mci->button_graphic != -1)
10516     {
10517       char *token = getTokenFromImageID(mci->button_graphic);
10518
10519       Print("- '%s'\n", token);
10520     }
10521   }
10522
10523   Print("Done.\n");
10524 }
10525
10526 boolean DoScreenAction(int image_id)
10527 {
10528   int i;
10529
10530   if (game_status != GAME_MODE_MAIN)
10531     return FALSE;
10532
10533   for (i = 0; main_controls[i].nr != -1; i++)
10534   {
10535     struct MainControlInfo *mci = &main_controls[i];
10536     struct MenuPosInfo *pos = mci->pos_button;
10537
10538     if (mci->button_graphic == image_id)
10539     {
10540       int x = mSX + pos->x;
10541       int y = mSY + pos->y;
10542
10543       HandleMainMenu(x, y, 0, 0, MB_MENU_CHOICE);
10544
10545       return TRUE;
10546     }
10547   }
10548
10549   return FALSE;
10550 }
10551
10552 void DrawScreenAfterAddingSet(char *tree_subdir_new, int tree_type)
10553 {
10554   // get tree info node of newly added level or artwork set
10555   TreeInfo *tree_node_first = TREE_FIRST_NODE(tree_type);
10556   TreeInfo *tree_node_new = getTreeInfoFromIdentifier(tree_node_first,
10557                                                       tree_subdir_new);
10558   if (tree_node_new == NULL)    // should not happen
10559     return;
10560
10561   // if request dialog is active, do nothing
10562   if (game.request_active)
10563     return;
10564
10565   if (game_status == GAME_MODE_MAIN &&
10566       tree_type == TREE_TYPE_LEVEL_DIR)
10567   {
10568     // when adding new level set in main menu, select it as current level set
10569
10570     // change current level set to newly added level set from zip file
10571     leveldir_current = tree_node_new;
10572
10573     // change current level number to first level of newly added level set
10574     level_nr = leveldir_current->first_level;
10575
10576     // redraw screen to reflect changed level set
10577     DrawMainMenu();
10578
10579     // save this level set and level number as last selected level set
10580     SaveLevelSetup_LastSeries();
10581     SaveLevelSetup_SeriesInfo();
10582   }
10583   else if (game_status == GAME_MODE_LEVELS &&
10584            tree_type == TREE_TYPE_LEVEL_DIR)
10585   {
10586     // when adding new level set in level set menu, set cursor and update screen
10587
10588     leveldir_current = tree_node_new;
10589
10590     DrawChooseTree(&leveldir_current);
10591   }
10592   else if (game_status == GAME_MODE_SETUP)
10593   {
10594     // when adding new artwork set in setup menu, set cursor and update screen
10595
10596     if (setup_mode == SETUP_MODE_CHOOSE_GRAPHICS &&
10597         tree_type == TREE_TYPE_GRAPHICS_DIR)
10598     {
10599       artwork.gfx_current = tree_node_new;
10600
10601       DrawChooseTree(&artwork.gfx_current);
10602     }
10603     else if (setup_mode == SETUP_MODE_CHOOSE_SOUNDS &&
10604              tree_type == TREE_TYPE_SOUNDS_DIR)
10605     {
10606       artwork.snd_current = tree_node_new;
10607
10608       DrawChooseTree(&artwork.snd_current);
10609     }
10610     else if (setup_mode == SETUP_MODE_CHOOSE_MUSIC &&
10611              tree_type == TREE_TYPE_MUSIC_DIR)
10612     {
10613       artwork.mus_current = tree_node_new;
10614
10615       DrawChooseTree(&artwork.mus_current);
10616     }
10617   }
10618 }
10619
10620 static int UploadTapes(void)
10621 {
10622   SetGameStatus(GAME_MODE_LOADING);
10623
10624   FadeSetEnterScreen();
10625   FadeOut(REDRAW_ALL);
10626
10627   ClearRectangle(drawto, 0, 0, WIN_XSIZE, WIN_YSIZE);
10628
10629   FadeIn(REDRAW_ALL);
10630
10631   DrawInitTextHead("Uploading tapes");
10632
10633   global.autoplay_mode = AUTOPLAY_MODE_UPLOAD;
10634   global.autoplay_leveldir = "ALL";
10635   global.autoplay_all = TRUE;
10636
10637   int num_tapes_uploaded = AutoPlayTapes();
10638
10639   global.autoplay_mode = AUTOPLAY_MODE_NONE;
10640   global.autoplay_leveldir = NULL;
10641   global.autoplay_all = FALSE;
10642
10643   SetGameStatus(GAME_MODE_MAIN);
10644
10645   DrawMainMenu();
10646
10647   return num_tapes_uploaded;
10648 }
10649
10650 static boolean OfferUploadTapes(void)
10651 {
10652   if (!Request(setup.has_remaining_tapes ?
10653                "Upload missing tapes to the high score server now?" :
10654                "Upload all your tapes to the high score server now?", REQ_ASK))
10655     return FALSE;
10656
10657   // when uploading tapes, make sure that high score server is enabled
10658   runtime.use_api_server = setup.use_api_server = TRUE;
10659
10660   int num_tapes_uploaded = UploadTapes();
10661   char message[100];
10662
10663   if (num_tapes_uploaded < 0)
10664   {
10665     num_tapes_uploaded = -num_tapes_uploaded - 1;
10666
10667     if (num_tapes_uploaded == 0)
10668       sprintf(message, "Upload failed! No tapes uploaded!");
10669     else if (num_tapes_uploaded == 1)
10670       sprintf(message, "Upload failed! Only 1 tape uploaded!");
10671     else
10672       sprintf(message, "Upload failed! Only %d tapes uploaded!",
10673               num_tapes_uploaded);
10674
10675     Request(message, REQ_CONFIRM);
10676
10677     // if uploading tapes failed, add tape upload entry to setup menu
10678     setup.provide_uploading_tapes = TRUE;
10679     setup.has_remaining_tapes = TRUE;
10680
10681     SaveSetup_ServerSetup();
10682
10683     return FALSE;
10684   }
10685
10686   if (num_tapes_uploaded == 0)
10687     sprintf(message, "No tapes uploaded!");
10688   else if (num_tapes_uploaded == 1)
10689     sprintf(message, "1 tape uploaded!");
10690   else
10691     sprintf(message, "%d tapes uploaded!", num_tapes_uploaded);
10692
10693   Request(message, REQ_CONFIRM);
10694
10695   if (num_tapes_uploaded > 0)
10696     Request("New scores will be visible after a few minutes!", REQ_CONFIRM);
10697
10698   // after all tapes have been uploaded, remove entry from setup menu
10699   setup.provide_uploading_tapes = FALSE;
10700   setup.has_remaining_tapes = FALSE;
10701
10702   SaveSetup_ServerSetup();
10703
10704   return TRUE;
10705 }
10706
10707 static void CheckUploadTapes(void)
10708 {
10709   if (!setup.ask_for_uploading_tapes)
10710     return;
10711
10712   // after asking for uploading tapes, do not ask again
10713   setup.ask_for_uploading_tapes = FALSE;
10714   setup.ask_for_remaining_tapes = FALSE;
10715
10716   if (directoryExists(getTapeDir(NULL)))
10717   {
10718     boolean tapes_uploaded = OfferUploadTapes();
10719
10720     if (!tapes_uploaded)
10721     {
10722       Request(setup.has_remaining_tapes ?
10723               "You can upload missing tapes from the setup menu later!" :
10724               "You can upload your tapes from the setup menu later!",
10725               REQ_CONFIRM);
10726     }
10727   }
10728   else
10729   {
10730     // if tapes directory does not exist yet, never offer uploading all tapes
10731     setup.provide_uploading_tapes = FALSE;
10732   }
10733
10734   SaveSetup_ServerSetup();
10735 }
10736
10737 static void UpgradePlayerUUID(void)
10738 {
10739   ApiResetUUIDAsThread(getUUID());
10740 }
10741
10742 static void CheckUpgradePlayerUUID(void)
10743 {
10744   if (setup.player_version > 1)
10745     return;
10746
10747   UpgradePlayerUUID();
10748 }
10749
10750 void CheckApiServerTasks(void)
10751 {
10752   // check if the player's UUID has to be upgraded
10753   CheckUpgradePlayerUUID();
10754
10755   // check if there are any tapes to be uploaded
10756   CheckUploadTapes();
10757 }