rnd-20030416-1-src
[rocksndiamonds.git] / src / editor.c
index 82e049596d20baa54ed2d5c4eb2e36bcef659d3a..df3db706e31ba03f7fce6d18943144d25ba9631d 100644 (file)
@@ -1,59 +1,41 @@
 /***********************************************************
-*  Rocks'n'Diamonds -- McDuffin Strikes Back!              *
+* Rocks'n'Diamonds -- McDuffin Strikes Back!               *
 *----------------------------------------------------------*
-*  (c) 1995-98 Artsoft Entertainment                       *
-*              Holger Schemel                              *
-*              Oststrasse 11a                              *
-*              33604 Bielefeld                             *
-*              phone: ++49 +521 290471                     *
-*              email: aeglos@valinor.owl.de                *
+* (c) 1995-2002 Artsoft Entertainment                      *
+*               Holger Schemel                             *
+*               Detmolder Strasse 189                      *
+*               33604 Bielefeld                            *
+*               Germany                                    *
+*               e-mail: info@artsoft.org                   *
 *----------------------------------------------------------*
-*  editor.c                                                *
+* editor.c                                                 *
 ***********************************************************/
 
 #include <math.h>
 
+#include "libgame/libgame.h"
+
 #include "editor.h"
 #include "screens.h"
 #include "tools.h"
-#include "misc.h"
-#include "buttons.h"
 #include "files.h"
 #include "game.h"
 #include "tape.h"
 
-/* positions in the level editor */
-#define ED_WIN_MB_LEFT_XPOS            7
-#define ED_WIN_MB_LEFT_YPOS            6
-#define ED_WIN_LEVELNR_XPOS            77
-#define ED_WIN_LEVELNR_YPOS            7
-#define ED_WIN_MB_MIDDLE_XPOS          7
-#define ED_WIN_MB_MIDDLE_YPOS          258
-#define ED_WIN_MB_RIGHT_XPOS           77
-#define ED_WIN_MB_RIGHT_YPOS           258
-
-/* other constants for the editor */
-#define ED_SCROLL_NO                   0
-#define ED_SCROLL_LEFT                 1
-#define ED_SCROLL_RIGHT                        2
-#define ED_SCROLL_UP                   4
-#define ED_SCROLL_DOWN                 8
-
-/* screens in the level editor */
-#define ED_MODE_DRAWING                        0
-#define ED_MODE_INFO                   1
-#define ED_MODE_PROPERTIES             2
 
-/* how many steps can be cancelled */
-#define NUM_UNDO_STEPS                 (10 + 1)
-
-/* values for elements with score */
-#define MIN_SCORE                      0
-#define MAX_SCORE                      255
+/*
+  -----------------------------------------------------------------------------
+  screen and artwork graphic pixel position definitions
+  -----------------------------------------------------------------------------
+*/
 
-/* values for elements with content */
-#define MIN_ELEM_CONTENT               1
-#define MAX_ELEM_CONTENT               8
+/* positions in the level editor */
+#define ED_WIN_MB_LEFT_XPOS            6
+#define ED_WIN_MB_LEFT_YPOS            258
+#define ED_WIN_MB_MIDDLE_XPOS          42
+#define ED_WIN_MB_MIDDLE_YPOS          ED_WIN_MB_LEFT_YPOS
+#define ED_WIN_MB_RIGHT_XPOS           78
+#define ED_WIN_MB_RIGHT_YPOS           ED_WIN_MB_LEFT_YPOS
 
 /* values for the control window */
 #define ED_CTRL_BUTTONS_GFX_YPOS       236
 #define ED_NUM_CTRL_BUTTONS    (ED_NUM_CTRL1_BUTTONS + ED_NUM_CTRL2_BUTTONS)
 
 /* values for the element list */
-#define ED_ELEMENTLIST_UP_XPOS         35
-#define ED_ELEMENTLIST_UP_YPOS         5
-#define ED_ELEMENTLIST_UP_ALT_YPOS     140
-#define ED_ELEMENTLIST_DOWN_XPOS       35
-#define ED_ELEMENTLIST_DOWN_YPOS       250
-#define ED_ELEMENTLIST_DOWN_ALT_YPOS   165
-#define ED_ELEMENTLIST_UPDOWN_XSIZE    30
-#define ED_ELEMENTLIST_UPDOWN_YSIZE    25
-#define ED_ELEMENTLIST_XPOS            6
+#define ED_ELEMENTLIST_XPOS            5
 #define ED_ELEMENTLIST_YPOS            30
-#define ED_ELEMENTLIST_ALT_YPOS                190
-#define ED_ELEMENTLIST_XSIZE           22
-#define ED_ELEMENTLIST_YSIZE           22
+#define ED_ELEMENTLIST_XSIZE           20
+#define ED_ELEMENTLIST_YSIZE           20
 #define ED_ELEMENTLIST_BUTTONS_HORIZ   4
-#define ED_ELEMENTLIST_BUTTONS_VERT    10
+#define ED_ELEMENTLIST_BUTTONS_VERT    11
 #define ED_NUM_ELEMENTLIST_BUTTONS     (ED_ELEMENTLIST_BUTTONS_HORIZ * \
                                         ED_ELEMENTLIST_BUTTONS_VERT)
 
 #define ED_COUNTER_YDISTANCE           (3 * MINI_TILEY)
 #define ED_COUNTER_YPOS(n)             (ED_COUNTER_YSTART + \
                                         n * ED_COUNTER_YDISTANCE)
+#define ED_COUNTER_YPOS2(n)            (ED_COUNTER_YSTART + \
+                                        n * ED_COUNTER_YDISTANCE / 2)
 #define ED_COUNTER2_YPOS(n)            (ED_COUNTER_YSTART + \
                                         n * ED_COUNTER_YDISTANCE - 2)
+
 /* standard distances */
 #define ED_BORDER_SIZE                 3
+#define ED_BORDER2_SIZE                        5
 #define ED_GADGET_DISTANCE             2
 
 /* values for element content drawing areas */
 #define ED_AREA_ELEM_CONTENT_XPOS      ( 2 * MINI_TILEX)
 #define ED_AREA_ELEM_CONTENT_YPOS      (22 * MINI_TILEY)
 
+#define ED_AREA_ELEM_CONTENT2_XPOS     ( 2 * MINI_TILEX)
+#define ED_AREA_ELEM_CONTENT2_YPOS     (28 * MINI_TILEY)
+
 /* values for random placement background drawing area */
 #define ED_AREA_RANDOM_BACKGROUND_XPOS (29 * MINI_TILEX)
 #define ED_AREA_RANDOM_BACKGROUND_YPOS (31 * MINI_TILEY)
 
-/* values for scrolling gadgets */
+/* values for scrolling gadgets for drawing area */
 #define ED_SCROLLBUTTON_XPOS           24
 #define ED_SCROLLBUTTON_YPOS           0
 #define ED_SCROLLBAR_XPOS              24
 #define ED_SCROLL_VERTICAL_XSIZE       ED_SCROLLBUTTON_XSIZE
 #define ED_SCROLL_VERTICAL_YSIZE       (SYSIZE - 4 * ED_SCROLLBUTTON_YSIZE)
 
+/* values for scrolling gadgets for element list */
+#define ED_SCROLLBUTTON2_XPOS          50
+#define ED_SCROLLBUTTON2_YPOS          0
+#define ED_SCROLLBAR2_XPOS             50
+#define ED_SCROLLBAR2_YPOS             20
+
+#define ED_SCROLLBUTTON2_XSIZE         10
+#define ED_SCROLLBUTTON2_YSIZE         10
+
+#define ED_SCROLL2_UP_XPOS             85
+#define ED_SCROLL2_UP_YPOS             30
+#define ED_SCROLL2_DOWN_XPOS           ED_SCROLL2_UP_XPOS
+#define ED_SCROLL2_DOWN_YPOS           (ED_SCROLL2_UP_YPOS + \
+                                        ED_ELEMENTLIST_BUTTONS_VERT * \
+                                        ED_ELEMENTLIST_YSIZE - \
+                                        ED_SCROLLBUTTON2_YSIZE)
+#define ED_SCROLL2_VERTICAL_XPOS       ED_SCROLL2_UP_XPOS
+#define ED_SCROLL2_VERTICAL_YPOS       (ED_SCROLL2_UP_YPOS + \
+                                        ED_SCROLLBUTTON2_YSIZE)
+#define ED_SCROLL2_VERTICAL_XSIZE      ED_SCROLLBUTTON2_XSIZE
+#define ED_SCROLL2_VERTICAL_YSIZE      (ED_ELEMENTLIST_BUTTONS_VERT * \
+                                        ED_ELEMENTLIST_YSIZE - \
+                                        2 * ED_SCROLLBUTTON2_YSIZE)
+
 /* values for checkbutton gadgets */
 #define ED_CHECKBUTTON_XSIZE           ED_BUTTON_COUNT_XSIZE
 #define ED_CHECKBUTTON_YSIZE           ED_BUTTON_COUNT_YSIZE
 #define ED_CHECKBUTTON_UNCHECKED_XPOS  ED_BUTTON_MINUS_XPOS
 #define ED_CHECKBUTTON_CHECKED_XPOS    ED_BUTTON_PLUS_XPOS
 #define ED_CHECKBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 22)
-#define ED_STICKYBUTTON_YPOS           (ED_BUTTON_MINUS_YPOS + 88)
+#define ED_RADIOBUTTON_YPOS            (ED_BUTTON_MINUS_YPOS + 44)
+#define ED_STICKYBUTTON_YPOS           (ED_BUTTON_MINUS_YPOS + 66)
+
+/* some positions in the editor control window */
+#define ED_BUTTON_ELEM_XPOS            6
+#define ED_BUTTON_ELEM_YPOS            30
+#define ED_BUTTON_ELEM_XSIZE           22
+#define ED_BUTTON_ELEM_YSIZE           22
+
+/* some values for text input, selectbox and counter gadgets */
+#define ED_BUTTON_COUNT_YPOS           60
+#define ED_BUTTON_COUNT_XSIZE          20
+#define ED_BUTTON_COUNT_YSIZE          20
+#define ED_WIN_COUNT_XPOS              (2 + ED_BUTTON_COUNT_XSIZE + 2)
+#define ED_WIN_COUNT_YPOS              ED_BUTTON_COUNT_YPOS
+#define ED_WIN_COUNT_XSIZE             52
+#define ED_WIN_COUNT_YSIZE             ED_BUTTON_COUNT_YSIZE
+#define ED_WIN_COUNT2_XPOS             27
+#define ED_WIN_COUNT2_YPOS             3
+#define ED_WIN_COUNT2_XSIZE            46
+#define ED_WIN_COUNT2_YSIZE            ED_BUTTON_COUNT_YSIZE
+
+#define ED_BUTTON_MINUS_XPOS           2
+#define ED_BUTTON_MINUS_YPOS           ED_BUTTON_COUNT_YPOS
+#define ED_BUTTON_MINUS_XSIZE          ED_BUTTON_COUNT_XSIZE
+#define ED_BUTTON_MINUS_YSIZE          ED_BUTTON_COUNT_YSIZE
+#define ED_BUTTON_PLUS_XPOS            (ED_WIN_COUNT_XPOS + \
+                                        ED_WIN_COUNT_XSIZE + 2)
+#define ED_BUTTON_PLUS_YPOS            ED_BUTTON_COUNT_YPOS
+#define ED_BUTTON_PLUS_XSIZE           ED_BUTTON_COUNT_XSIZE
+#define ED_BUTTON_PLUS_YSIZE           ED_BUTTON_COUNT_YSIZE
+
+#define ED_SELECTBOX_XPOS              ED_WIN_COUNT_XPOS
+#define ED_SELECTBOX_YPOS              (ED_WIN_COUNT_YPOS + \
+                                        2 + ED_WIN_COUNT_YSIZE)
+#define ED_SELECTBOX_XSIZE             ED_WIN_COUNT_XSIZE
+#define ED_SELECTBOX_YSIZE             ED_WIN_COUNT_YSIZE
+
+#define ED_TEXTBUTTON_XPOS             ED_WIN_COUNT_XPOS
+#define ED_TEXTBUTTON_YPOS             (ED_WIN_COUNT_YPOS + \
+                                        2 * (2 + ED_WIN_COUNT_YSIZE))
+#define ED_TEXTBUTTON_INACTIVE_YPOS    (ED_WIN_COUNT_YPOS + \
+                                        3 * (2 + ED_WIN_COUNT_YSIZE))
+#define ED_TEXTBUTTON_XSIZE            ED_WIN_COUNT_XSIZE
+#define ED_TEXTBUTTON_YSIZE            ED_WIN_COUNT_YSIZE
 
-#define GADGET_ID_NONE                 -1
+/* values for ClearEditorGadgetInfoText() and HandleGadgetInfoText() */
+#define INFOTEXT_XPOS                  SX
+#define INFOTEXT_YPOS                  (SY + SYSIZE - MINI_TILEX + 2)
+#define INFOTEXT_XSIZE                 SXSIZE
+#define INFOTEXT_YSIZE                 MINI_TILEX
+
+
+/*
+  -----------------------------------------------------------------------------
+  editor gadget definitions
+  -----------------------------------------------------------------------------
+*/
 
 /* drawing toolbox buttons */
-#define GADGET_ID_SINGLE_ITEMS         0
-#define GADGET_ID_CONNECTED_ITEMS      1
-#define GADGET_ID_LINE                 2
-#define GADGET_ID_ARC                  3
-#define GADGET_ID_RECTANGLE            4
-#define GADGET_ID_FILLED_BOX           5
-#define GADGET_ID_WRAP_UP              6
-#define GADGET_ID_TEXT                 7
-#define GADGET_ID_FLOOD_FILL           8
-#define GADGET_ID_WRAP_LEFT            9
-#define GADGET_ID_PROPERTIES           10
-#define GADGET_ID_WRAP_RIGHT           11
-#define GADGET_ID_RANDOM_PLACEMENT     12
-#define GADGET_ID_GRAB_BRUSH           13
-#define GADGET_ID_WRAP_DOWN            14
-#define GADGET_ID_PICK_ELEMENT         15
-#define GADGET_ID_UNDO                 16
-#define GADGET_ID_INFO                 17
-#define GADGET_ID_SAVE                 18
-#define GADGET_ID_CLEAR                        19
-#define GADGET_ID_TEST                 20
-#define GADGET_ID_EXIT                 21
+#define GADGET_ID_NONE                 -1
+#define GADGET_ID_TOOLBOX_FIRST                0
+
+#define GADGET_ID_SINGLE_ITEMS         (GADGET_ID_TOOLBOX_FIRST + 0)
+#define GADGET_ID_CONNECTED_ITEMS      (GADGET_ID_TOOLBOX_FIRST + 1)
+#define GADGET_ID_LINE                 (GADGET_ID_TOOLBOX_FIRST + 2)
+#define GADGET_ID_ARC                  (GADGET_ID_TOOLBOX_FIRST + 3)
+#define GADGET_ID_RECTANGLE            (GADGET_ID_TOOLBOX_FIRST + 4)
+#define GADGET_ID_FILLED_BOX           (GADGET_ID_TOOLBOX_FIRST + 5)
+#define GADGET_ID_WRAP_UP              (GADGET_ID_TOOLBOX_FIRST + 6)
+#define GADGET_ID_TEXT                 (GADGET_ID_TOOLBOX_FIRST + 7)
+#define GADGET_ID_FLOOD_FILL           (GADGET_ID_TOOLBOX_FIRST + 8)
+#define GADGET_ID_WRAP_LEFT            (GADGET_ID_TOOLBOX_FIRST + 9)
+#define GADGET_ID_PROPERTIES           (GADGET_ID_TOOLBOX_FIRST + 10)
+#define GADGET_ID_WRAP_RIGHT           (GADGET_ID_TOOLBOX_FIRST + 11)
+#define GADGET_ID_RANDOM_PLACEMENT     (GADGET_ID_TOOLBOX_FIRST + 12)
+#define GADGET_ID_GRAB_BRUSH           (GADGET_ID_TOOLBOX_FIRST + 13)
+#define GADGET_ID_WRAP_DOWN            (GADGET_ID_TOOLBOX_FIRST + 14)
+#define GADGET_ID_PICK_ELEMENT         (GADGET_ID_TOOLBOX_FIRST + 15)
+#define GADGET_ID_UNDO                 (GADGET_ID_TOOLBOX_FIRST + 16)
+#define GADGET_ID_INFO                 (GADGET_ID_TOOLBOX_FIRST + 17)
+#define GADGET_ID_SAVE                 (GADGET_ID_TOOLBOX_FIRST + 18)
+#define GADGET_ID_CLEAR                        (GADGET_ID_TOOLBOX_FIRST + 19)
+#define GADGET_ID_TEST                 (GADGET_ID_TOOLBOX_FIRST + 20)
+#define GADGET_ID_EXIT                 (GADGET_ID_TOOLBOX_FIRST + 21)
 
 /* counter button identifiers */
-#define GADGET_ID_ELEM_SCORE_DOWN      22
-#define GADGET_ID_ELEM_SCORE_TEXT      23
-#define GADGET_ID_ELEM_SCORE_UP                24
-#define GADGET_ID_ELEM_CONTENT_DOWN    25
-#define GADGET_ID_ELEM_CONTENT_TEXT    26
-#define GADGET_ID_ELEM_CONTENT_UP      27
-#define GADGET_ID_LEVEL_XSIZE_DOWN     28
-#define GADGET_ID_LEVEL_XSIZE_TEXT     29
-#define GADGET_ID_LEVEL_XSIZE_UP       30
-#define GADGET_ID_LEVEL_YSIZE_DOWN     31
-#define GADGET_ID_LEVEL_YSIZE_TEXT     32
-#define GADGET_ID_LEVEL_YSIZE_UP       33
-#define GADGET_ID_LEVEL_RANDOM_DOWN    34
-#define GADGET_ID_LEVEL_RANDOM_TEXT    35
-#define GADGET_ID_LEVEL_RANDOM_UP      36
-#define GADGET_ID_LEVEL_COLLECT_DOWN   37
-#define GADGET_ID_LEVEL_COLLECT_TEXT   38
-#define GADGET_ID_LEVEL_COLLECT_UP     39
-#define GADGET_ID_LEVEL_TIMELIMIT_DOWN 40
-#define GADGET_ID_LEVEL_TIMELIMIT_TEXT 41
-#define GADGET_ID_LEVEL_TIMELIMIT_UP   42
-#define GADGET_ID_LEVEL_TIMESCORE_DOWN 43
-#define GADGET_ID_LEVEL_TIMESCORE_TEXT 44
-#define GADGET_ID_LEVEL_TIMESCORE_UP   45
+#define GADGET_ID_COUNTER_FIRST                (GADGET_ID_TOOLBOX_FIRST + 22)
+
+#define GADGET_ID_ELEM_SCORE_DOWN      (GADGET_ID_COUNTER_FIRST + 0)
+#define GADGET_ID_ELEM_SCORE_TEXT      (GADGET_ID_COUNTER_FIRST + 1)
+#define GADGET_ID_ELEM_SCORE_UP                (GADGET_ID_COUNTER_FIRST + 2)
+#define GADGET_ID_ELEM_CONTENT_DOWN    (GADGET_ID_COUNTER_FIRST + 3)
+#define GADGET_ID_ELEM_CONTENT_TEXT    (GADGET_ID_COUNTER_FIRST + 4)
+#define GADGET_ID_ELEM_CONTENT_UP      (GADGET_ID_COUNTER_FIRST + 5)
+#define GADGET_ID_LEVEL_XSIZE_DOWN     (GADGET_ID_COUNTER_FIRST + 6)
+#define GADGET_ID_LEVEL_XSIZE_TEXT     (GADGET_ID_COUNTER_FIRST + 7)
+#define GADGET_ID_LEVEL_XSIZE_UP       (GADGET_ID_COUNTER_FIRST + 8)
+#define GADGET_ID_LEVEL_YSIZE_DOWN     (GADGET_ID_COUNTER_FIRST + 9)
+#define GADGET_ID_LEVEL_YSIZE_TEXT     (GADGET_ID_COUNTER_FIRST + 10)
+#define GADGET_ID_LEVEL_YSIZE_UP       (GADGET_ID_COUNTER_FIRST + 11)
+#define GADGET_ID_LEVEL_RANDOM_DOWN    (GADGET_ID_COUNTER_FIRST + 12)
+#define GADGET_ID_LEVEL_RANDOM_TEXT    (GADGET_ID_COUNTER_FIRST + 13)
+#define GADGET_ID_LEVEL_RANDOM_UP      (GADGET_ID_COUNTER_FIRST + 14)
+#define GADGET_ID_LEVEL_COLLECT_DOWN   (GADGET_ID_COUNTER_FIRST + 15)
+#define GADGET_ID_LEVEL_COLLECT_TEXT   (GADGET_ID_COUNTER_FIRST + 16)
+#define GADGET_ID_LEVEL_COLLECT_UP     (GADGET_ID_COUNTER_FIRST + 17)
+#define GADGET_ID_LEVEL_TIMELIMIT_DOWN (GADGET_ID_COUNTER_FIRST + 18)
+#define GADGET_ID_LEVEL_TIMELIMIT_TEXT (GADGET_ID_COUNTER_FIRST + 19)
+#define GADGET_ID_LEVEL_TIMELIMIT_UP   (GADGET_ID_COUNTER_FIRST + 20)
+#define GADGET_ID_LEVEL_TIMESCORE_DOWN (GADGET_ID_COUNTER_FIRST + 21)
+#define GADGET_ID_LEVEL_TIMESCORE_TEXT (GADGET_ID_COUNTER_FIRST + 22)
+#define GADGET_ID_LEVEL_TIMESCORE_UP   (GADGET_ID_COUNTER_FIRST + 23)
+#define GADGET_ID_SELECT_LEVEL_DOWN    (GADGET_ID_COUNTER_FIRST + 24)
+#define GADGET_ID_SELECT_LEVEL_TEXT    (GADGET_ID_COUNTER_FIRST + 25)
+#define GADGET_ID_SELECT_LEVEL_UP      (GADGET_ID_COUNTER_FIRST + 26)
 
 /* drawing area identifiers */
-#define GADGET_ID_DRAWING_LEVEL        46
-#define GADGET_ID_ELEM_CONTENT_0       47
-#define GADGET_ID_ELEM_CONTENT_1       48
-#define GADGET_ID_ELEM_CONTENT_2       49
-#define GADGET_ID_ELEM_CONTENT_3       50
-#define GADGET_ID_ELEM_CONTENT_4       51
-#define GADGET_ID_ELEM_CONTENT_5       52
-#define GADGET_ID_ELEM_CONTENT_6       53
-#define GADGET_ID_ELEM_CONTENT_7       54
-#define GADGET_ID_AMOEBA_CONTENT       55
+#define GADGET_ID_DRAWING_AREA_FIRST   (GADGET_ID_COUNTER_FIRST + 27)
+
+#define GADGET_ID_DRAWING_LEVEL                (GADGET_ID_DRAWING_AREA_FIRST + 0)
+#define GADGET_ID_ELEM_CONTENT_0       (GADGET_ID_DRAWING_AREA_FIRST + 1)
+#define GADGET_ID_ELEM_CONTENT_1       (GADGET_ID_DRAWING_AREA_FIRST + 2)
+#define GADGET_ID_ELEM_CONTENT_2       (GADGET_ID_DRAWING_AREA_FIRST + 3)
+#define GADGET_ID_ELEM_CONTENT_3       (GADGET_ID_DRAWING_AREA_FIRST + 4)
+#define GADGET_ID_ELEM_CONTENT_4       (GADGET_ID_DRAWING_AREA_FIRST + 5)
+#define GADGET_ID_ELEM_CONTENT_5       (GADGET_ID_DRAWING_AREA_FIRST + 6)
+#define GADGET_ID_ELEM_CONTENT_6       (GADGET_ID_DRAWING_AREA_FIRST + 7)
+#define GADGET_ID_ELEM_CONTENT_7       (GADGET_ID_DRAWING_AREA_FIRST + 8)
+#define GADGET_ID_AMOEBA_CONTENT       (GADGET_ID_DRAWING_AREA_FIRST + 9)
+#define GADGET_ID_CUSTOM_CHANGED       (GADGET_ID_DRAWING_AREA_FIRST + 10)
+#define GADGET_ID_RANDOM_BACKGROUND    (GADGET_ID_DRAWING_AREA_FIRST + 11)
 
 /* text input identifiers */
-#define GADGET_ID_LEVEL_NAME           56
-#define GADGET_ID_LEVEL_AUTHOR         57
+#define GADGET_ID_TEXT_INPUT_FIRST     (GADGET_ID_DRAWING_AREA_FIRST + 12)
+
+#define GADGET_ID_LEVEL_NAME           (GADGET_ID_TEXT_INPUT_FIRST + 0)
+#define GADGET_ID_LEVEL_AUTHOR         (GADGET_ID_TEXT_INPUT_FIRST + 1)
+
+/* selectbox identifiers */
+#define GADGET_ID_SELECTBOX_FIRST      (GADGET_ID_TEXT_INPUT_FIRST + 2)
+
+#define GADGET_ID_CUSTOM_CHANGE_CAUSE  (GADGET_ID_SELECTBOX_FIRST + 0)
+
+/* textbutton identifiers */
+#define GADGET_ID_TEXTBUTTON_FIRST     (GADGET_ID_SELECTBOX_FIRST + 1)
+
+#define GADGET_ID_PROPERTIES_INFO      (GADGET_ID_TEXTBUTTON_FIRST + 0)
+#define GADGET_ID_PROPERTIES_CONFIG    (GADGET_ID_TEXTBUTTON_FIRST + 1)
+#define GADGET_ID_PROPERTIES_ADVANCED  (GADGET_ID_TEXTBUTTON_FIRST + 2)
 
 /* gadgets for scrolling of drawing area */
-#define GADGET_ID_SCROLL_UP            58
-#define GADGET_ID_SCROLL_DOWN          59
-#define GADGET_ID_SCROLL_LEFT          60
-#define GADGET_ID_SCROLL_RIGHT         61
-#define GADGET_ID_SCROLL_HORIZONTAL    62
-#define GADGET_ID_SCROLL_VERTICAL      63
+#define GADGET_ID_SCROLLING_FIRST      (GADGET_ID_TEXTBUTTON_FIRST + 3)
+
+#define GADGET_ID_SCROLL_UP            (GADGET_ID_SCROLLING_FIRST + 0)
+#define GADGET_ID_SCROLL_DOWN          (GADGET_ID_SCROLLING_FIRST + 1)
+#define GADGET_ID_SCROLL_LEFT          (GADGET_ID_SCROLLING_FIRST + 2)
+#define GADGET_ID_SCROLL_RIGHT         (GADGET_ID_SCROLLING_FIRST + 3)
+#define GADGET_ID_SCROLL_HORIZONTAL    (GADGET_ID_SCROLLING_FIRST + 4)
+#define GADGET_ID_SCROLL_VERTICAL      (GADGET_ID_SCROLLING_FIRST + 5)
 
 /* gadgets for scrolling element list */
-#define GADGET_ID_ELEMENTLIST_UP       64
-#define GADGET_ID_ELEMENTLIST_DOWN     65
+#define GADGET_ID_SCROLLING_LIST_FIRST (GADGET_ID_SCROLLING_FIRST + 6)
+
+#define GADGET_ID_SCROLL_LIST_UP       (GADGET_ID_SCROLLING_LIST_FIRST + 0)
+#define GADGET_ID_SCROLL_LIST_DOWN     (GADGET_ID_SCROLLING_LIST_FIRST + 1)
+#define GADGET_ID_SCROLL_LIST_VERTICAL (GADGET_ID_SCROLLING_LIST_FIRST + 2)
+
+/* buttons for level/element properties */
+#define GADGET_ID_CHECKBUTTON_FIRST    (GADGET_ID_SCROLLING_LIST_FIRST + 3)
+
+#define GADGET_ID_RANDOM_PERCENTAGE    (GADGET_ID_CHECKBUTTON_FIRST + 0)
+#define GADGET_ID_RANDOM_QUANTITY      (GADGET_ID_CHECKBUTTON_FIRST + 1)
+#define GADGET_ID_RANDOM_RESTRICTED    (GADGET_ID_CHECKBUTTON_FIRST + 2)
+#define GADGET_ID_DOUBLE_SPEED         (GADGET_ID_CHECKBUTTON_FIRST + 3)
+#define GADGET_ID_GRAVITY              (GADGET_ID_CHECKBUTTON_FIRST + 4)
+#define GADGET_ID_STICK_ELEMENT                (GADGET_ID_CHECKBUTTON_FIRST + 5)
+#define GADGET_ID_EM_SLIPPERY_GEMS     (GADGET_ID_CHECKBUTTON_FIRST + 6)
+#define GADGET_ID_CUSTOM_INDESTRUCTIBLE        (GADGET_ID_CHECKBUTTON_FIRST + 7)
+#define GADGET_ID_CUSTOM_CAN_FALL      (GADGET_ID_CHECKBUTTON_FIRST + 8)
+#define GADGET_ID_CUSTOM_CAN_SMASH     (GADGET_ID_CHECKBUTTON_FIRST + 9)
+#define GADGET_ID_CUSTOM_PUSHABLE      (GADGET_ID_CHECKBUTTON_FIRST + 10)
+#define GADGET_ID_CUSTOM_SLIPPERY      (GADGET_ID_CHECKBUTTON_FIRST + 11)
 
 /* gadgets for buttons in element list */
-#define GADGET_ID_ELEMENTLIST_FIRST    66
-#define GADGET_ID_ELEMENTLIST_LAST     105
-
-/* buttons for level settings */
-#define GADGET_ID_RANDOM_PERCENTAGE    106
-#define GADGET_ID_RANDOM_QUANTITY      107
-#define GADGET_ID_RANDOM_RESTRICTED    108
-#define GADGET_ID_DOUBLE_SPEED         109
-#define GADGET_ID_STICK_ELEMENT                110
+#define GADGET_ID_ELEMENTLIST_FIRST    (GADGET_ID_CHECKBUTTON_FIRST + 12)
+#define GADGET_ID_ELEMENTLIST_LAST     (GADGET_ID_ELEMENTLIST_FIRST +  \
+                                       ED_NUM_ELEMENTLIST_BUTTONS - 1)
 
-/* another drawing area for random placement */
-#define GADGET_ID_RANDOM_BACKGROUND    111
-
-#define NUM_EDITOR_GADGETS             112
+#define NUM_EDITOR_GADGETS             (GADGET_ID_ELEMENTLIST_LAST + 1)
 
 /* radio button numbers */
 #define RADIO_NR_NONE                  0
 #define ED_COUNTER_ID_LEVEL_TIMELIMIT  5
 #define ED_COUNTER_ID_LEVEL_TIMESCORE  6
 #define ED_COUNTER_ID_LEVEL_RANDOM     7
+#define ED_COUNTER_ID_SELECT_LEVEL     8
 
-#define ED_NUM_COUNTERBUTTONS          8
+#define ED_NUM_COUNTERBUTTONS          9
 
 #define ED_COUNTER_ID_LEVEL_FIRST      ED_COUNTER_ID_LEVEL_XSIZE
 #define ED_COUNTER_ID_LEVEL_LAST       ED_COUNTER_ID_LEVEL_RANDOM
 
 #define ED_NUM_SCROLLBUTTONS           6
 
+#define ED_SCROLLBUTTON_ID_AREA_FIRST  ED_SCROLLBUTTON_ID_AREA_UP
+#define ED_SCROLLBUTTON_ID_AREA_LAST   ED_SCROLLBUTTON_ID_AREA_RIGHT
+
 /* values for scrollbar gadgets */
-#define ED_SCROLLBAR_ID_HORIZONTAL     0
-#define ED_SCROLLBAR_ID_VERTICAL       1
+#define ED_SCROLLBAR_ID_AREA_HORIZONTAL        0
+#define ED_SCROLLBAR_ID_AREA_VERTICAL  1
+#define ED_SCROLLBAR_ID_LIST_VERTICAL  2
 
-#define ED_NUM_SCROLLBARS              2
+#define ED_NUM_SCROLLBARS              3
+
+#define ED_SCROLLBAR_ID_AREA_FIRST     ED_SCROLLBAR_ID_AREA_HORIZONTAL
+#define ED_SCROLLBAR_ID_AREA_LAST      ED_SCROLLBAR_ID_AREA_VERTICAL
 
 /* values for text input gadgets */
 #define ED_TEXTINPUT_ID_LEVEL_NAME     0
 #define ED_TEXTINPUT_ID_LEVEL_FIRST    ED_TEXTINPUT_ID_LEVEL_NAME
 #define ED_TEXTINPUT_ID_LEVEL_LAST     ED_TEXTINPUT_ID_LEVEL_AUTHOR
 
+/* values for selectbox gadgets */
+#define ED_SELECTBOX_ID_CUSTOM_CHANGE_CAUSE    0
+
+#define ED_NUM_SELECTBOX                       1
+
+/* values for textbutton gadgets */
+#define ED_TEXTBUTTON_ID_PROPERTIES_INFO       0
+#define ED_TEXTBUTTON_ID_PROPERTIES_CONFIG     1
+#define ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED   2
+
+#define ED_NUM_TEXTBUTTON                      3
+
 /* values for checkbutton gadgets */
 #define ED_CHECKBUTTON_ID_DOUBLE_SPEED         0
-#define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED    1
-#define ED_CHECKBUTTON_ID_STICK_ELEMENT                2
-
-#define ED_NUM_CHECKBUTTONS                    3
+#define ED_CHECKBUTTON_ID_GRAVITY              1
+#define ED_CHECKBUTTON_ID_RANDOM_RESTRICTED    2
+#define ED_CHECKBUTTON_ID_STICK_ELEMENT                3
+#define ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS     4
+#define ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE        5
+#define ED_CHECKBUTTON_ID_CUSTOM_CAN_FALL      6
+#define ED_CHECKBUTTON_ID_CUSTOM_CAN_SMASH     7
+#define ED_CHECKBUTTON_ID_CUSTOM_PUSHABLE      8
+#define ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY      9
+
+#define ED_NUM_CHECKBUTTONS                    10
 
 #define ED_CHECKBUTTON_ID_LEVEL_FIRST  ED_CHECKBUTTON_ID_DOUBLE_SPEED
 #define ED_CHECKBUTTON_ID_LEVEL_LAST   ED_CHECKBUTTON_ID_RANDOM_RESTRICTED
 
+#define ED_CHECKBUTTON_ID_CUSTOM_FIRST ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE
+#define ED_CHECKBUTTON_ID_CUSTOM_LAST  ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY
+
 /* values for radiobutton gadgets */
 #define ED_RADIOBUTTON_ID_PERCENTAGE   0
-#define ED_RADIOBUTTON_ID_QUANTITY             1
+#define ED_RADIOBUTTON_ID_QUANTITY     1
 
 #define ED_NUM_RADIOBUTTONS            2
 
 #define ED_RADIOBUTTON_ID_LEVEL_FIRST  ED_RADIOBUTTON_ID_PERCENTAGE
 #define ED_RADIOBUTTON_ID_LEVEL_LAST   ED_RADIOBUTTON_ID_QUANTITY
 
+
+/*
+  -----------------------------------------------------------------------------
+  some internally used definitions
+  -----------------------------------------------------------------------------
+*/
+
 /* values for CopyLevelToUndoBuffer() */
 #define UNDO_IMMEDIATE                 0
 #define UNDO_ACCUMULATE                        1
 
-/* values for ClearEditorGadgetInfoText() and HandleGadgetInfoText() */
-#define INFOTEXT_XPOS                  SX
-#define INFOTEXT_YPOS                  (SY + SYSIZE - MINI_TILEX + 2)
-#define INFOTEXT_XSIZE                 SXSIZE
-#define INFOTEXT_YSIZE                 MINI_TILEX
-#define MAX_INFOTEXT_LEN               (SXSIZE / FONT2_XSIZE)
+/* values for scrollbars */
+#define ED_SCROLL_NO                   0
+#define ED_SCROLL_LEFT                 1
+#define ED_SCROLL_RIGHT                        2
+#define ED_SCROLL_UP                   4
+#define ED_SCROLL_DOWN                 8
+
+/* screens in the level editor */
+#define ED_MODE_DRAWING                        0
+#define ED_MODE_INFO                   1
+#define ED_MODE_PROPERTIES             2
+
+/* sub-screens in the element properties section */
+#define ED_MODE_PROPERTIES_INFO                ED_TEXTBUTTON_ID_PROPERTIES_INFO
+#define ED_MODE_PROPERTIES_CONFIG      ED_TEXTBUTTON_ID_PROPERTIES_CONFIG
+#define ED_MODE_PROPERTIES_ADVANCED    ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED
+
+/* how many steps can be cancelled */
+#define NUM_UNDO_STEPS                 (10 + 1)
+
+/* values for elements with score */
+#define MIN_SCORE                      0
+#define MAX_SCORE                      255
+
+/* values for random placement */
+#define RANDOM_USE_PERCENTAGE          0
+#define RANDOM_USE_QUANTITY            1
+
+/* maximal size of level editor drawing area */
+#define MAX_ED_FIELDX          (2 * SCR_FIELDX)
+#define MAX_ED_FIELDY          (2 * SCR_FIELDY - 1)
+
+
+/*
+  -----------------------------------------------------------------------------
+  some internally used data structure definitions
+  -----------------------------------------------------------------------------
+*/
 
 static struct
 {
@@ -335,39 +501,36 @@ static struct
   char *text;
 } control_info[ED_NUM_CTRL_BUTTONS] =
 {
-  { 's', "draw single items" },
-  { 'd', "draw connected items" },
-  { 'l', "draw lines" },
-  { 'a', "draw arcs" },
-  { 'r', "draw outline rectangles" },
-  { 'R', "draw filled rectangles" },
-  { '\0', "wrap (rotate) level up" },
-  { 't', "enter text elements" },
-  { 'f', "flood fill" },
-  { '\0', "wrap (rotate) level left" },
-  { '?', "properties of drawing element" },
-  { '\0', "wrap (rotate) level right" },
-  { '\0', "random element placement" },
-  { 'b', "grab brush" },
-  { '\0', "wrap (rotate) level down" },
-  { ',', "pick drawing element" },
-  { 'U', "undo last operation" },
-  { 'I', "level properties" },
-  { 'S', "save level" },
-  { 'C', "clear level" },
-  { 'T', "test level" },
-  { 'E', "exit level editor" }
+  { 's',       "draw single items"             },
+  { 'd',       "draw connected items"          },
+  { 'l',       "draw lines"                    },
+  { 'a',       "draw arcs"                     },
+  { 'r',       "draw outline rectangles"       },
+  { 'R',       "draw filled rectangles"        },
+  { '\0',      "wrap (rotate) level up"        },
+  { 't',       "enter text elements"           },
+  { 'f',       "flood fill"                    },
+  { '\0',      "wrap (rotate) level left"      },
+  { '?',       "properties of drawing element" },
+  { '\0',      "wrap (rotate) level right"     },
+  { '\0',      "random element placement"      },
+  { 'b',       "grab brush"                    },
+  { '\0',      "wrap (rotate) level down"      },
+  { ',',       "pick drawing element"          },
+  { 'U',       "undo last operation"           },
+  { 'I',       "level properties"              },
+  { 'S',       "save level"                    },
+  { 'C',       "clear level"                   },
+  { 'T',       "test level"                    },
+  { 'E',       "exit level editor"             }
 };
 
-/* pointers to counter values */
-static int *gadget_elem_score_value = NULL;
-static int *gadget_elem_content_value = NULL;
-static int *gadget_level_xsize_value = NULL;
-static int *gadget_level_ysize_value = NULL;
-static int *gadget_level_random_value = NULL;
-static int *gadget_level_collect_value = NULL;
-static int *gadget_level_timelimit_value = NULL;
-static int *gadget_level_timescore_value = NULL;
+static int random_placement_value = 10;
+static int random_placement_method = RANDOM_USE_QUANTITY;
+static int random_placement_background_element = EL_SAND;
+static boolean random_placement_background_restricted = FALSE;
+static boolean stick_element_properties_window = FALSE;
+static boolean custom_element_properties[NUM_ELEMENT_PROPERTIES];
 
 static struct
 {
@@ -375,7 +538,7 @@ static struct
   int min_value, max_value;
   int gadget_id_down, gadget_id_up;
   int gadget_id_text;
-  int **counter_value;
+  int *value;
   char *infotext_above, *infotext_right;
 } counterbutton_info[ED_NUM_COUNTERBUTTONS] =
 {
@@ -384,15 +547,15 @@ static struct
     MIN_SCORE,                         MAX_SCORE,
     GADGET_ID_ELEM_SCORE_DOWN,         GADGET_ID_ELEM_SCORE_UP,
     GADGET_ID_ELEM_SCORE_TEXT,
-    &gadget_elem_score_value,
+    NULL,                              /* will be set when used */
     "element score",                   NULL
   },
   {
     ED_COUNT_ELEM_CONTENT_XPOS,                ED_COUNT_ELEM_CONTENT_YPOS,
-    MIN_ELEM_CONTENT,                  MAX_ELEM_CONTENT,
+    MIN_ELEMENT_CONTENTS,              MAX_ELEMENT_CONTENTS,
     GADGET_ID_ELEM_CONTENT_DOWN,       GADGET_ID_ELEM_CONTENT_UP,
     GADGET_ID_ELEM_CONTENT_TEXT,
-    &gadget_elem_content_value,
+    &level.num_yam_contents,
     "element content",                 NULL
   },
   {
@@ -400,7 +563,7 @@ static struct
     MIN_LEV_FIELDX,                    MAX_LEV_FIELDX,
     GADGET_ID_LEVEL_XSIZE_DOWN,                GADGET_ID_LEVEL_XSIZE_UP,
     GADGET_ID_LEVEL_XSIZE_TEXT,
-    &gadget_level_xsize_value,
+    &level.fieldx,
     "playfield size",                  "width",
   },
   {
@@ -408,7 +571,7 @@ static struct
     MIN_LEV_FIELDY,                    MAX_LEV_FIELDY,
     GADGET_ID_LEVEL_YSIZE_DOWN,                GADGET_ID_LEVEL_YSIZE_UP,
     GADGET_ID_LEVEL_YSIZE_TEXT,
-    &gadget_level_ysize_value,
+    &level.fieldy,
     NULL,                              "height",
   },
   {
@@ -416,7 +579,7 @@ static struct
     0,                                 999,
     GADGET_ID_LEVEL_COLLECT_DOWN,      GADGET_ID_LEVEL_COLLECT_UP,
     GADGET_ID_LEVEL_COLLECT_TEXT,
-    &gadget_level_collect_value,
+    &level.gems_needed,
     "number of emeralds to collect",   NULL
   },
   {
@@ -424,7 +587,7 @@ static struct
     0,                                 999,
     GADGET_ID_LEVEL_TIMELIMIT_DOWN,    GADGET_ID_LEVEL_TIMELIMIT_UP,
     GADGET_ID_LEVEL_TIMELIMIT_TEXT,
-    &gadget_level_timelimit_value,
+    &level.time,
     "time available to solve level",   "(0 => no time limit)"
   },
   {
@@ -432,7 +595,7 @@ static struct
     0,                                 255,
     GADGET_ID_LEVEL_TIMESCORE_DOWN,    GADGET_ID_LEVEL_TIMESCORE_UP,
     GADGET_ID_LEVEL_TIMESCORE_TEXT,
-    &gadget_level_timescore_value,
+    &level.score[SC_TIME_BONUS],
     "score for each 10 seconds left",  NULL
   },
   {
@@ -440,8 +603,16 @@ static struct
     1,                                 100,
     GADGET_ID_LEVEL_RANDOM_DOWN,       GADGET_ID_LEVEL_RANDOM_UP,
     GADGET_ID_LEVEL_RANDOM_TEXT,
-    &gadget_level_random_value,
+    &random_placement_value,
     "random element placement",                "in"
+  },
+  {
+    DX + 5 - SX,                       DY + 3 - SY,
+    1,                                 100,
+    GADGET_ID_SELECT_LEVEL_DOWN,       GADGET_ID_SELECT_LEVEL_UP,
+    GADGET_ID_SELECT_LEVEL_TEXT,
+    &level_nr,
+    NULL,                              NULL
   }
 };
 
@@ -470,6 +641,65 @@ static struct
   }
 };
 
+static struct ValueTextInfo options_change_cause[] =
+{
+  { 1, "specified delay"       },
+  { 2, "impact (active)"       },
+  { 3, "impact (passive)"      },
+  { 4, "touched by player"     },
+  { 5, "pressed by player"     },
+  { -1,        NULL                    }
+};
+static int index_change_cause = 0;
+
+static struct
+{
+  int x, y;
+  int gadget_id;
+  int size;
+  struct ValueTextInfo *options;
+  int *index;
+  char *text, *infotext;
+} selectbox_info[ED_NUM_SELECTBOX] =
+{
+  {
+    ED_SETTINGS_XPOS,                  ED_COUNTER_YPOS(3),
+    GADGET_ID_CUSTOM_CHANGE_CAUSE,
+    17,
+    options_change_cause, &index_change_cause,
+    "test:", "test-selectbox entry"
+  },
+};
+
+static struct
+{
+  int x, y;
+  int gadget_id;
+  int size;
+  char *value;
+  char *infotext;
+} textbutton_info[ED_NUM_TEXTBUTTON] =
+{
+  {
+    ED_SETTINGS_XPOS,                  ED_COUNTER_YPOS(1),
+    GADGET_ID_PROPERTIES_INFO,
+    11, "Information",
+    "Show information about element"
+  },
+  {
+    ED_SETTINGS_XPOS + 166,            ED_COUNTER_YPOS(1),
+    GADGET_ID_PROPERTIES_CONFIG,
+    11, "Configure",
+    "Configure element properties"
+  },
+  {
+    ED_SETTINGS_XPOS + 332,            ED_COUNTER_YPOS(1),
+    GADGET_ID_PROPERTIES_ADVANCED,
+    11, "Advanced",
+    "Advanced element configuration"
+  },
+};
+
 static struct
 {
   int xpos, ypos;
@@ -503,15 +733,15 @@ static struct
     "scroll level editing area right"
   },
   {
-    ED_ELEMENTLIST_UP_XPOS, ED_ELEMENTLIST_UP_ALT_YPOS,
-    ED_ELEMENTLIST_UP_XPOS, ED_ELEMENTLIST_UP_YPOS,
-    GADGET_ID_ELEMENTLIST_UP,
+    ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 0 * ED_SCROLLBUTTON2_YSIZE,
+    ED_SCROLL2_UP_XPOS,     ED_SCROLL2_UP_YPOS,
+    GADGET_ID_SCROLL_LIST_UP,
     "scroll element list up ('Page Up')"
   },
   {
-    ED_ELEMENTLIST_DOWN_XPOS, ED_ELEMENTLIST_DOWN_ALT_YPOS,
-    ED_ELEMENTLIST_DOWN_XPOS, ED_ELEMENTLIST_DOWN_YPOS,
-    GADGET_ID_ELEMENTLIST_DOWN,
+    ED_SCROLLBUTTON2_XPOS,  ED_SCROLLBUTTON2_YPOS + 1 * ED_SCROLLBUTTON2_YSIZE,
+    ED_SCROLL2_DOWN_XPOS,    ED_SCROLL2_DOWN_YPOS,
+    GADGET_ID_SCROLL_LIST_DOWN,
     "scroll element list down ('Page Down')"
   }
 };
@@ -527,33 +757,31 @@ static struct
 } scrollbar_info[ED_NUM_SCROLLBARS] =
 {
   {
-    ED_SCROLLBAR_XPOS,         ED_SCROLLBAR_YPOS,
-    ED_SCROLL_HORIZONTAL_XPOS, ED_SCROLL_HORIZONTAL_YPOS,
-    ED_SCROLL_HORIZONTAL_XSIZE,        ED_SCROLL_HORIZONTAL_YSIZE,
+    ED_SCROLLBAR_XPOS,                 ED_SCROLLBAR_YPOS,
+    SX + ED_SCROLL_HORIZONTAL_XPOS,    SY + ED_SCROLL_HORIZONTAL_YPOS,
+    ED_SCROLL_HORIZONTAL_XSIZE,                ED_SCROLL_HORIZONTAL_YSIZE,
     GD_TYPE_SCROLLBAR_HORIZONTAL,
     GADGET_ID_SCROLL_HORIZONTAL,
     "scroll level editing area horizontally"
   },
   {
-    ED_SCROLLBAR_XPOS,         ED_SCROLLBAR_YPOS,
-    ED_SCROLL_VERTICAL_XPOS,   ED_SCROLL_VERTICAL_YPOS,
-    ED_SCROLL_VERTICAL_XSIZE,  ED_SCROLL_VERTICAL_YSIZE,
+    ED_SCROLLBAR_XPOS,                 ED_SCROLLBAR_YPOS,
+    SX + ED_SCROLL_VERTICAL_XPOS,      SY + ED_SCROLL_VERTICAL_YPOS,
+    ED_SCROLL_VERTICAL_XSIZE,          ED_SCROLL_VERTICAL_YSIZE,
     GD_TYPE_SCROLLBAR_VERTICAL,
     GADGET_ID_SCROLL_VERTICAL,
     "scroll level editing area vertically"
+  },
+  {
+    ED_SCROLLBAR2_XPOS,                        ED_SCROLLBAR2_YPOS,
+    DX + ED_SCROLL2_VERTICAL_XPOS,     DY + ED_SCROLL2_VERTICAL_YPOS,
+    ED_SCROLL2_VERTICAL_XSIZE,         ED_SCROLL2_VERTICAL_YSIZE,
+    GD_TYPE_SCROLLBAR_VERTICAL,
+    GADGET_ID_SCROLL_LIST_VERTICAL,
+    "scroll element list vertically"
   }
 };
 
-/* values for random placement */
-#define RANDOM_USE_PERCENTAGE          0
-#define RANDOM_USE_QUANTITY            1
-
-static int random_placement_value = 10;
-static int random_placement_method = RANDOM_USE_QUANTITY;
-static int random_placement_background_element = EL_ERDREICH;
-static boolean random_placement_background_restricted = FALSE;
-static boolean stick_element_properties_window = FALSE;
-
 static struct
 {
   int x, y;
@@ -594,6 +822,12 @@ static struct
     &level.double_speed,
     "double speed movement",           "set movement speed of player"
   },
+  {
+    ED_SETTINGS_XPOS + 340,            ED_COUNTER_YPOS(6) - MINI_TILEY,
+    GADGET_ID_GRAVITY,
+    &level.gravity,
+    "gravity",                         "set level gravity"
+  },
   {
     ED_SETTINGS_XPOS,                  ED_COUNTER2_YPOS(9) - MINI_TILEY,
     GADGET_ID_RANDOM_RESTRICTED,
@@ -605,12 +839,51 @@ static struct
     GADGET_ID_STICK_ELEMENT,
     &stick_element_properties_window,
     "stick window to edit content",    "stick window to edit content"
+  },
+  {
+    ED_SETTINGS_XPOS,                  ED_COUNTER_YPOS(4),
+    GADGET_ID_EM_SLIPPERY_GEMS,
+    &level.em_slippery_gems,
+    "slip down from certain flat walls","use EM style slipping behaviour"
+  },
+  {
+    ED_SETTINGS_XPOS,                  ED_COUNTER_YPOS2(10),
+    GADGET_ID_CUSTOM_INDESTRUCTIBLE,
+    &custom_element_properties[EP_INDESTRUCTIBLE],
+    "indestructible",                  "element cannot be destroyed"
+  },
+  {
+    ED_SETTINGS_XPOS,                  ED_COUNTER_YPOS2(11),
+    GADGET_ID_CUSTOM_CAN_FALL,
+    &custom_element_properties[EP_CAN_FALL],
+    "can fall",                                "element can fall down"
+  },
+  {
+    ED_SETTINGS_XPOS,                  ED_COUNTER_YPOS2(12),
+    GADGET_ID_CUSTOM_CAN_SMASH,
+    &custom_element_properties[EP_CAN_SMASH],
+    "can smash",                       "element can smash other elements"
+  },
+  {
+    ED_SETTINGS_XPOS,                  ED_COUNTER_YPOS2(13),
+    GADGET_ID_CUSTOM_PUSHABLE,
+    &custom_element_properties[EP_PUSHABLE],
+    "pushable",                                "element can be pushed"
+  },
+  {
+    ED_SETTINGS_XPOS,                  ED_COUNTER_YPOS2(14),
+    GADGET_ID_CUSTOM_SLIPPERY,
+    &custom_element_properties[EP_SLIPPERY],
+    "slippery",                                "other elements can fall down from it"
   }
 };
 
-/* maximal size of level editor drawing area */
-#define MAX_ED_FIELDX          (2 * SCR_FIELDX)
-#define MAX_ED_FIELDY          (2 * SCR_FIELDY - 1)
+
+/*
+  -----------------------------------------------------------------------------
+  some internally used variables
+  -----------------------------------------------------------------------------
+*/
 
 /* actual size of level editor drawing area */
 static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
@@ -618,27 +891,34 @@ static int ed_fieldx = MAX_ED_FIELDX - 1, ed_fieldy = MAX_ED_FIELDY - 1;
 /* actual position of level editor drawing area in level playfield */
 static int level_xpos = -1, level_ypos = -1;
 
-#define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldx)
+#define IN_ED_FIELD(x,y)  ((x)>=0 && (x)<ed_fieldx && (y)>=0 &&(y)<ed_fieldy)
 
 /* drawing elements on the three mouse buttons */
-static int new_element1 = EL_MAUERWERK;
-static int new_element2 = EL_LEERRAUM;
-static int new_element3 = EL_ERDREICH;
+static int new_element1 = EL_WALL;
+static int new_element2 = EL_EMPTY;
+static int new_element3 = EL_SAND;
 
-#define BUTTON_ELEMENT(button) (button == 1 ? new_element1 : \
-                               button == 2 ? new_element2 : \
-                               button == 3 ? new_element3 : EL_LEERRAUM)
+#define BUTTON_ELEMENT(button) ((button) == 1 ? new_element1 : \
+                               (button) == 2 ? new_element2 : \
+                               (button) == 3 ? new_element3 : EL_EMPTY)
+#define BUTTON_STEPSIZE(button) ((button) == 1 ? 1 : (button) == 2 ? 5 : 10)
 
 /* forward declaration for internal use */
+static void ModifyEditorCounter(int, int);
+static void ModifyEditorCounterLimits(int, int, int);
 static void DrawDrawingWindow();
 static void DrawLevelInfoWindow();
 static void DrawPropertiesWindow();
 static void CopyLevelToUndoBuffer(int);
-static void HandleControlButtons(struct GadgetInfo *);
-static void HandleCounterButtons(struct GadgetInfo *);
 static void HandleDrawingAreas(struct GadgetInfo *);
-static void HandleDrawingAreaInfo(struct GadgetInfo *);
+static void HandleCounterButtons(struct GadgetInfo *);
 static void HandleTextInputGadgets(struct GadgetInfo *);
+static void HandleSelectboxGadgets(struct GadgetInfo *);
+static void HandleTextbuttonGadgets(struct GadgetInfo *);
+static void HandleRadiobuttons(struct GadgetInfo *);
+static void HandleCheckbuttons(struct GadgetInfo *);
+static void HandleControlButtons(struct GadgetInfo *);
+static void HandleDrawingAreaInfo(struct GadgetInfo *);
 
 static struct GadgetInfo *level_editor_gadget[NUM_EDITOR_GADGETS];
 
@@ -647,225 +927,280 @@ static int last_drawing_function = GADGET_ID_SINGLE_ITEMS;
 static boolean draw_with_brush = FALSE;
 static int properties_element = 0;
 
-static short ElementContent[MAX_ELEM_CONTENT][3][3];
+static short ElementContent[MAX_ELEMENT_CONTENTS][3][3];
 static short FieldBackup[MAX_LEV_FIELDX][MAX_LEV_FIELDY];
 static short UndoBuffer[NUM_UNDO_STEPS][MAX_LEV_FIELDX][MAX_LEV_FIELDY];
 static int undo_buffer_position = 0;
 static int undo_buffer_steps = 0;
 
 static int edit_mode;
+static int edit_mode_properties;
+
+static int element_shift = 0;
 
-static int counter_xsize = DXSIZE + FONT2_XSIZE - 2 * ED_GADGET_DISTANCE;
-
-int element_shift = 0;
-
-int editor_element[] =
-{
-  EL_CHAR_A + ('B' - 'A'),
-  EL_CHAR_A + ('O' - 'A'),
-  EL_CHAR_A + ('U' - 'A'),
-  EL_CHAR_A + ('L' - 'A'),
-
-  EL_CHAR_MINUS,
-  EL_CHAR_A + ('D' - 'A'),
-  EL_CHAR_A + ('E' - 'A'),
-  EL_CHAR_A + ('R' - 'A'),
-
-  EL_CHAR_A + ('D' - 'A'),
-  EL_CHAR_A + ('A' - 'A'),
-  EL_CHAR_A + ('S' - 'A'),
-  EL_CHAR_A + ('H' - 'A'),
-
-  EL_SPIELFIGUR,
-  EL_LEERRAUM,
-  EL_ERDREICH,
-  EL_BETON,
-
-  EL_FELSBODEN,
-  EL_SIEB2_INAKTIV,
-  EL_AUSGANG_ZU,
-  EL_AUSGANG_AUF,
-
-  EL_EDELSTEIN_BD,
-  EL_BUTTERFLY_O,
-  EL_FIREFLY_O,
-  EL_FELSBROCKEN,
-
-  EL_BUTTERFLY_L,
-  EL_FIREFLY_L,
-  EL_BUTTERFLY_R,
-  EL_FIREFLY_R,
-
-  EL_AMOEBE_BD,
-  EL_BUTTERFLY_U,
-  EL_FIREFLY_U,
-  EL_LEERRAUM,
-
-  EL_CHAR_A + ('E' - 'A'),
-  EL_CHAR_A + ('M' - 'A'),
-  EL_CHAR_A + ('E' - 'A'),
-  EL_CHAR_MINUS,
-
-  EL_CHAR_A + ('R' - 'A'),
-  EL_CHAR_A + ('A' - 'A'),
-  EL_CHAR_A + ('L' - 'A'),
-  EL_CHAR_A + ('D' - 'A'),
-
-  EL_CHAR_A + ('M' - 'A'),
-  EL_CHAR_A + ('I' - 'A'),
-  EL_CHAR_A + ('N' - 'A'),
-  EL_CHAR_A + ('E' - 'A'),
-
-  EL_SPIELER1,
-  EL_SPIELER2,
-  EL_SPIELER3,
-  EL_SPIELER4,
-
-  EL_SPIELFIGUR,
-  EL_LEERRAUM,
-  EL_ERDREICH,
-  EL_FELSBROCKEN,
-
-  EL_BETON,
-  EL_MAUERWERK,
-  EL_FELSBODEN,
-  EL_SIEB_INAKTIV,
-
-  EL_EDELSTEIN,
-  EL_DIAMANT,
-  EL_KOKOSNUSS,
-  EL_BOMBE,
-
-  EL_ERZ_EDEL,
-  EL_ERZ_DIAM,
-  EL_MORAST_LEER,
-  EL_MORAST_VOLL,
-
-  EL_DYNAMIT_AUS,
-  EL_DYNAMIT,
-  EL_AUSGANG_ZU,
-  EL_AUSGANG_AUF,
-
-  EL_MAMPFER,
-  EL_KAEFER_O,
-  EL_FLIEGER_O,
+static int editor_el_boulderdash[] =
+{
+  EL_CHAR('B'),
+  EL_CHAR('O'),
+  EL_CHAR('U'),
+  EL_CHAR('L'),
+
+  EL_CHAR('-'),
+  EL_CHAR('D'),
+  EL_CHAR('E'),
+  EL_CHAR('R'),
+
+  EL_CHAR('D'),
+  EL_CHAR('A'),
+  EL_CHAR('S'),
+  EL_CHAR('H'),
+
+  EL_PLAYER_1,
+  EL_EMPTY,
+  EL_SAND,
+  EL_STEELWALL,
+
+  EL_BD_WALL,
+  EL_BD_MAGIC_WALL,
+  EL_EXIT_CLOSED,
+  EL_EXIT_OPEN,
+
+  EL_BD_DIAMOND,
+  EL_BD_BUTTERFLY_UP,
+  EL_BD_FIREFLY_UP,
+  EL_BD_ROCK,
+
+  EL_BD_BUTTERFLY_LEFT,
+  EL_BD_FIREFLY_LEFT,
+  EL_BD_BUTTERFLY_RIGHT,
+  EL_BD_FIREFLY_RIGHT,
+
+  EL_BD_AMOEBA,
+  EL_BD_BUTTERFLY_DOWN,
+  EL_BD_FIREFLY_DOWN,
+  EL_EMPTY,
+};
+static int num_editor_el_boulderdash = SIZEOF_ARRAY_INT(editor_el_boulderdash);
+
+static int editor_el_emerald_mine[] =
+{
+  EL_CHAR('E'),
+  EL_CHAR('M'),
+  EL_CHAR('E'),
+  EL_CHAR('-'),
+
+  EL_CHAR('R'),
+  EL_CHAR('A'),
+  EL_CHAR('L'),
+  EL_CHAR('D'),
+
+  EL_CHAR('M'),
+  EL_CHAR('I'),
+  EL_CHAR('N'),
+  EL_CHAR('E'),
+
+  EL_PLAYER_1,
+  EL_PLAYER_2,
+  EL_PLAYER_3,
+  EL_PLAYER_4,
+
+  EL_PLAYER_1,
+  EL_EMPTY,
+  EL_SAND,
+  EL_ROCK,
+
+  EL_STEELWALL,
+  EL_WALL,
+  EL_WALL_CRUMBLED,
+  EL_MAGIC_WALL,
+
+  EL_EMERALD,
+  EL_DIAMOND,
+  EL_NUT,
+  EL_BOMB,
+
+  EL_WALL_EMERALD,
+  EL_WALL_DIAMOND,
+  EL_QUICKSAND_EMPTY,
+  EL_QUICKSAND_FULL,
+
+  EL_DYNAMITE,
+  EL_DYNAMITE_ACTIVE,
+  EL_EXIT_CLOSED,
+  EL_EXIT_OPEN,
+
+  EL_YAMYAM,
+  EL_BUG_UP,
+  EL_SPACESHIP_UP,
   EL_ROBOT,
 
-  EL_KAEFER_L,
-  EL_FLIEGER_L,
-  EL_KAEFER_R,
-  EL_FLIEGER_R,
-
-  EL_ABLENK_AUS,
-  EL_KAEFER_U,
-  EL_FLIEGER_U,
-  EL_UNSICHTBAR,
-
-  EL_BADEWANNE1,
-  EL_SALZSAEURE,
-  EL_BADEWANNE2,
-  EL_LEERRAUM,
-
-  EL_BADEWANNE3,
-  EL_BADEWANNE4,
-  EL_BADEWANNE5,
-  EL_LEERRAUM,
-
-  EL_TROPFEN,
-  EL_AMOEBE_TOT,
-  EL_AMOEBE_NASS,
-  EL_AMOEBE_NORM,
-
-  EL_SCHLUESSEL1,
-  EL_SCHLUESSEL2,
-  EL_SCHLUESSEL3,
-  EL_SCHLUESSEL4,
-
-  EL_PFORTE1,
-  EL_PFORTE2,
-  EL_PFORTE3,
-  EL_PFORTE4,
-
-  EL_PFORTE1X,
-  EL_PFORTE2X,
-  EL_PFORTE3X,
-  EL_PFORTE4X,
-
-  EL_CHAR_A + ('M' - 'A'),
-  EL_CHAR_A + ('O' - 'A'),
-  EL_CHAR_A + ('R' - 'A'),
-  EL_CHAR_A + ('E' - 'A'),
-
-  EL_PFEIL_L,
-  EL_PFEIL_R,
-  EL_PFEIL_O,
-  EL_PFEIL_U,
-
-  EL_AMOEBE_VOLL,
-  EL_EDELSTEIN_GELB,
-  EL_EDELSTEIN_ROT,
-  EL_EDELSTEIN_LILA,
-
-  EL_ERZ_EDEL_BD,
-  EL_ERZ_EDEL_GELB,
-  EL_ERZ_EDEL_ROT,
-  EL_ERZ_EDEL_LILA,
-
-  EL_LIFE,
-  EL_PACMAN_O,
-  EL_ZEIT_VOLL,
-  EL_ZEIT_LEER,
-
-  EL_PACMAN_L,
-  EL_MAMPFER2,
-  EL_PACMAN_R,
-  EL_MAUER_LEBT,
-
-  EL_LIFE_ASYNC,
-  EL_PACMAN_U,
-  EL_BIRNE_AUS,
-  EL_BIRNE_EIN,
-
-  EL_DYNABOMB_NR,
-  EL_DYNABOMB_SZ,
-  EL_DYNABOMB_XL,
-  EL_BADEWANNE,
-
-  EL_MAULWURF,
-  EL_PINGUIN,
-  EL_SCHWEIN,
-  EL_DRACHE,
-
-  EL_SONDE,
-  EL_MAUER_X,
-  EL_MAUER_Y,
-  EL_MAUER_XY,
-
-  EL_INVISIBLE_STEEL,
-  EL_UNSICHTBAR,
+  EL_BUG_LEFT,
+  EL_SPACESHIP_LEFT,
+  EL_BUG_RIGHT,
+  EL_SPACESHIP_RIGHT,
+
+  EL_ROBOT_WHEEL,
+  EL_BUG_DOWN,
+  EL_SPACESHIP_DOWN,
+  EL_INVISIBLE_WALL,
+
+  EL_ACID_POOL_TOPLEFT,
+  EL_ACID,
+  EL_ACID_POOL_TOPRIGHT,
+  EL_EMPTY,
+
+  EL_ACID_POOL_BOTTOMLEFT,
+  EL_ACID_POOL_BOTTOM,
+  EL_ACID_POOL_BOTTOMRIGHT,
+  EL_EMPTY,
+
+  EL_AMOEBA_DROP,
+  EL_AMOEBA_DEAD,
+  EL_AMOEBA_WET,
+  EL_AMOEBA_DRY,
+
+  EL_EM_KEY_1_FILE,
+  EL_EM_KEY_2_FILE,
+  EL_EM_KEY_3_FILE,
+  EL_EM_KEY_4_FILE,
+
+  EL_EM_GATE_1,
+  EL_EM_GATE_2,
+  EL_EM_GATE_3,
+  EL_EM_GATE_4,
+
+  EL_EM_GATE_1_GRAY,
+  EL_EM_GATE_2_GRAY,
+  EL_EM_GATE_3_GRAY,
+  EL_EM_GATE_4_GRAY,
+};
+static int num_editor_el_emerald_mine = SIZEOF_ARRAY_INT(editor_el_emerald_mine);
+
+static int editor_el_more[] =
+{
+  EL_CHAR('M'),
+  EL_CHAR('O'),
+  EL_CHAR('R'),
+  EL_CHAR('E'),
+
+  EL_KEY_1,
+  EL_KEY_2,
+  EL_KEY_3,
+  EL_KEY_4,
+
+  EL_GATE_1,
+  EL_GATE_2,
+  EL_GATE_3,
+  EL_GATE_4,
+
+  EL_GATE_1_GRAY,
+  EL_GATE_2_GRAY,
+  EL_GATE_3_GRAY,
+  EL_GATE_4_GRAY,
+
+  EL_ARROW_LEFT,
+  EL_ARROW_RIGHT,
+  EL_ARROW_UP,
+  EL_ARROW_DOWN,
+
+  EL_AMOEBA_FULL,
+  EL_EMERALD_YELLOW,
+  EL_EMERALD_RED,
+  EL_EMERALD_PURPLE,
+
+  EL_WALL_BD_DIAMOND,
+  EL_WALL_EMERALD_YELLOW,
+  EL_WALL_EMERALD_RED,
+  EL_WALL_EMERALD_PURPLE,
+
+  EL_GAME_OF_LIFE,
+  EL_PACMAN_UP,
+  EL_TIME_ORB_FULL,
+  EL_TIME_ORB_EMPTY,
+
+  EL_PACMAN_LEFT,
+  EL_DARK_YAMYAM,
+  EL_PACMAN_RIGHT,
+  EL_EXPANDABLE_WALL,
+
+  EL_BIOMAZE,
+  EL_PACMAN_DOWN,
+  EL_LAMP,
+  EL_LAMP_ACTIVE,
+
+  EL_DYNABOMB_INCREASE_NUMBER,
+  EL_DYNABOMB_INCREASE_SIZE,
+  EL_DYNABOMB_INCREASE_POWER,
+  EL_STONEBLOCK,
+
+  EL_MOLE,
+  EL_PENGUIN,
+  EL_PIG,
+  EL_DRAGON,
+
+  EL_EMPTY,
+  EL_MOLE_UP,
+  EL_EMPTY,
+  EL_EMPTY,
+
+  EL_MOLE_LEFT,
+  EL_EMPTY,
+  EL_MOLE_RIGHT,
+  EL_EMPTY,
+
+  EL_EMPTY,
+  EL_MOLE_DOWN,
+  EL_BALLOON,
+  EL_BALLOON_SWITCH_ANY,
+
+  EL_BALLOON_SWITCH_LEFT,
+  EL_BALLOON_SWITCH_RIGHT,
+  EL_BALLOON_SWITCH_UP,
+  EL_BALLOON_SWITCH_DOWN,
+
+  EL_SATELLITE,
+  EL_EXPANDABLE_WALL_HORIZONTAL,
+  EL_EXPANDABLE_WALL_VERTICAL,
+  EL_EXPANDABLE_WALL_ANY,
+
+  EL_INVISIBLE_STEELWALL,
+  EL_INVISIBLE_WALL,
   EL_SPEED_PILL,
-  EL_LEERRAUM,
+  EL_BLACK_ORB,
 
-  EL_CHAR_A + ('S' - 'A'),
-  EL_CHAR_A + ('O' - 'A'),
-  EL_CHAR_A + ('K' - 'A'),
-  EL_CHAR_A + ('O' - 'A'),
+  EL_EMC_STEELWALL_1,
+  EL_EMC_WALL_1,
+  EL_EMC_WALL_2,
+  EL_EMC_WALL_3,
 
-  EL_CHAR_MINUS,
-  EL_CHAR_A + ('B' - 'A'),
-  EL_CHAR_A + ('A' - 'A'),
-  EL_CHAR_A + ('N' - 'A'),
+  EL_EMC_WALL_4,
+  EL_EMC_WALL_5,
+  EL_EMC_WALL_6,
+  EL_EMC_WALL_7,
+};
+static int num_editor_el_more = SIZEOF_ARRAY_INT(editor_el_more);
+
+static int editor_el_sokoban[] =
+{
+  EL_CHAR('S'),
+  EL_CHAR('O'),
+  EL_CHAR('K'),
+  EL_CHAR('O'),
 
-  EL_SOKOBAN_OBJEKT,
-  EL_SOKOBAN_FELD_LEER,
-  EL_SOKOBAN_FELD_VOLL,
-  EL_BETON,
+  EL_CHAR('-'),
+  EL_CHAR('B'),
+  EL_CHAR('A'),
+  EL_CHAR('N'),
 
-  EL_LEERRAUM,
-  EL_LEERRAUM,
-  EL_LEERRAUM,
-  EL_LEERRAUM,
+  EL_SOKOBAN_OBJECT,
+  EL_SOKOBAN_FIELD_EMPTY,
+  EL_SOKOBAN_FIELD_FULL,
+  EL_STEELWALL,
+};
+static int num_editor_el_sokoban = SIZEOF_ARRAY_INT(editor_el_sokoban);
 
+static int editor_el_supaplex[] =
+{
   EL_CHAR('S'),
   EL_CHAR('U'),
   EL_CHAR('P'),
@@ -883,217 +1218,663 @@ int editor_element[] =
 
   EL_SP_INFOTRON,
   EL_SP_CHIP_SINGLE,
-  EL_SP_HARD_GRAY,
-  EL_SP_EXIT,
+  EL_SP_HARDWARE_GRAY,
+  EL_SP_EXIT_CLOSED,
 
   EL_SP_DISK_ORANGE,
-  EL_SP_PORT1_RIGHT,
-  EL_SP_PORT1_DOWN,
-  EL_SP_PORT1_LEFT,
+  EL_SP_PORT_RIGHT,
+  EL_SP_PORT_DOWN,
+  EL_SP_PORT_LEFT,
 
-  EL_SP_PORT1_UP,
-  EL_SP_PORT2_RIGHT,
-  EL_SP_PORT2_DOWN,
-  EL_SP_PORT2_LEFT,
+  EL_SP_PORT_UP,
+  EL_SP_GRAVITY_PORT_RIGHT,
+  EL_SP_GRAVITY_PORT_DOWN,
+  EL_SP_GRAVITY_PORT_LEFT,
 
-  EL_SP_PORT2_UP,
+  EL_SP_GRAVITY_PORT_UP,
   EL_SP_SNIKSNAK,
   EL_SP_DISK_YELLOW,
   EL_SP_TERMINAL,
 
   EL_SP_DISK_RED,
-  EL_SP_PORT_Y,
-  EL_SP_PORT_X,
-  EL_SP_PORT_XY,
+  EL_SP_PORT_VERTICAL,
+  EL_SP_PORT_HORIZONTAL,
+  EL_SP_PORT_ANY,
 
   EL_SP_ELECTRON,
-  EL_SP_BUG,
+  EL_SP_BUGGY_BASE,
   EL_SP_CHIP_LEFT,
   EL_SP_CHIP_RIGHT,
 
-  EL_SP_HARD_BASE1,
-  EL_SP_HARD_GREEN,
-  EL_SP_HARD_BLUE,
-  EL_SP_HARD_RED,
-
-  EL_SP_HARD_YELLOW,
-  EL_SP_HARD_BASE2,
-  EL_SP_HARD_BASE3,
-  EL_SP_HARD_BASE4,
-
-  EL_SP_HARD_BASE5,
-  EL_SP_HARD_BASE6,
-  EL_SP_CHIP_UPPER,
-  EL_SP_CHIP_LOWER,
-
-  /*
-  EL_CHAR_A + ('D' - 'A'),
-  EL_CHAR_A + ('Y' - 'A'),
-  EL_CHAR_A + ('N' - 'A'),
-  EL_CHAR_A + ('A' - 'A'),
-
-  EL_CHAR_A + ('B' - 'A'),
-  EL_CHAR_A + ('L' - 'A'),
-  EL_CHAR_A + ('A' - 'A'),
-  EL_CHAR_A + ('S' - 'A'),
-
-  EL_CHAR_MINUS,
-  EL_CHAR_A + ('T' - 'A'),
-  EL_CHAR_A + ('E' - 'A'),
-  EL_CHAR_A + ('R' - 'A'),
-  */
-
-  EL_LEERRAUM,
-  EL_LEERRAUM,
-  EL_LEERRAUM,
-  EL_LEERRAUM,
-
-  EL_CHAR_AUSRUF,
-  EL_CHAR_ZOLL,
-  EL_CHAR_DOLLAR,
-  EL_CHAR_PROZ,
-
-  EL_CHAR_APOSTR,
-  EL_CHAR_KLAMM1,
-  EL_CHAR_KLAMM2,
-  EL_CHAR_PLUS,
-
-  EL_CHAR_KOMMA,
-  EL_CHAR_MINUS,
-  EL_CHAR_PUNKT,
-  EL_CHAR_SLASH,
-
-  EL_CHAR_0 + 0,
-  EL_CHAR_0 + 1,
-  EL_CHAR_0 + 2,
-  EL_CHAR_0 + 3,
-
-  EL_CHAR_0 + 4,
-  EL_CHAR_0 + 5,
-  EL_CHAR_0 + 6,
-  EL_CHAR_0 + 7,
-
-  EL_CHAR_0 + 8,
-  EL_CHAR_0 + 9,
-  EL_CHAR_DOPPEL,
-  EL_CHAR_SEMIKL,
-
-  EL_CHAR_LT,
-  EL_CHAR_GLEICH,
-  EL_CHAR_GT,
-  EL_CHAR_FRAGE,
-
-  EL_CHAR_AT,
-  EL_CHAR_A + 0,
-  EL_CHAR_A + 1,
-  EL_CHAR_A + 2,
-
-  EL_CHAR_A + 3,
-  EL_CHAR_A + 4,
-  EL_CHAR_A + 5,
-  EL_CHAR_A + 6,
-
-  EL_CHAR_A + 7,
-  EL_CHAR_A + 8,
-  EL_CHAR_A + 9,
-  EL_CHAR_A + 10,
-
-  EL_CHAR_A + 11,
-  EL_CHAR_A + 12,
-  EL_CHAR_A + 13,
-  EL_CHAR_A + 14,
-
-  EL_CHAR_A + 15,
-  EL_CHAR_A + 16,
-  EL_CHAR_A + 17,
-  EL_CHAR_A + 18,
-
-  EL_CHAR_A + 19,
-  EL_CHAR_A + 20,
-  EL_CHAR_A + 21,
-  EL_CHAR_A + 22,
-
-  EL_CHAR_A + 23,
-  EL_CHAR_A + 24,
-  EL_CHAR_A + 25,
-  EL_CHAR_AE,
-
-  EL_CHAR_OE,
-  EL_CHAR_UE,
-  EL_CHAR_COPY,
-  EL_LEERRAUM
+  EL_SP_HARDWARE_BASE_1,
+  EL_SP_HARDWARE_GREEN,
+  EL_SP_HARDWARE_BLUE,
+  EL_SP_HARDWARE_RED,
+
+  EL_SP_HARDWARE_YELLOW,
+  EL_SP_HARDWARE_BASE_2,
+  EL_SP_HARDWARE_BASE_3,
+  EL_SP_HARDWARE_BASE_4,
+
+  EL_SP_HARDWARE_BASE_5,
+  EL_SP_HARDWARE_BASE_6,
+  EL_SP_CHIP_TOP,
+  EL_SP_CHIP_BOTTOM,
 };
-int elements_in_list = sizeof(editor_element)/sizeof(int);
+static int num_editor_el_supaplex = SIZEOF_ARRAY_INT(editor_el_supaplex);
 
-static void ScrollMiniLevel(int from_x, int from_y, int scroll)
+static int editor_el_diamond_caves[] =
 {
-  int x,y;
-  int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
-  int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
+  EL_CHAR('D'),
+  EL_CHAR('I'),
+  EL_CHAR('A'),
+  EL_CHAR('-'),
 
-  XCopyArea(display, drawto, drawto, gc,
-           SX + (dx == -1 ? MINI_TILEX : 0),
-           SY + (dy == -1 ? MINI_TILEY : 0),
-           (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
-           (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
-           SX + (dx == +1 ? MINI_TILEX : 0),
-           SY + (dy == +1 ? MINI_TILEY : 0));
-  if (dx)
-  {
-    x = (dx == 1 ? 0 : ed_fieldx - 1);
-    for(y=0; y<ed_fieldy; y++)
-      DrawMiniElementOrWall(x, y, from_x, from_y);
-  }
-  else if (dy)
-  {
-    y = (dy == 1 ? 0 : ed_fieldy - 1);
-    for(x=0; x<ed_fieldx; x++)
-      DrawMiniElementOrWall(x, y, from_x, from_y);
-  }
+  EL_CHAR('M'),
+  EL_CHAR('O'),
+  EL_CHAR('N'),
+  EL_CHAR('D'),
 
-  redraw_mask |= REDRAW_FIELD;
-  BackToFront();
-}
+  EL_CHAR('C'),
+  EL_CHAR('A'),
+  EL_CHAR('V'),
+  EL_CHAR('E'),
 
-static void CreateControlButtons()
+  EL_CHAR('S'),
+  EL_CHAR(' '),
+  EL_CHAR('I'),
+  EL_CHAR('I'),
+
+  EL_PEARL,
+  EL_CRYSTAL,
+  EL_WALL_PEARL,
+  EL_WALL_CRYSTAL,
+
+  EL_CONVEYOR_BELT_1_LEFT,
+  EL_CONVEYOR_BELT_1_MIDDLE,
+  EL_CONVEYOR_BELT_1_RIGHT,
+  EL_CONVEYOR_BELT_1_SWITCH_MIDDLE,
+
+  EL_CONVEYOR_BELT_2_LEFT,
+  EL_CONVEYOR_BELT_2_MIDDLE,
+  EL_CONVEYOR_BELT_2_RIGHT,
+  EL_CONVEYOR_BELT_2_SWITCH_MIDDLE,
+
+  EL_CONVEYOR_BELT_3_LEFT,
+  EL_CONVEYOR_BELT_3_MIDDLE,
+  EL_CONVEYOR_BELT_3_RIGHT,
+  EL_CONVEYOR_BELT_3_SWITCH_MIDDLE,
+
+  EL_CONVEYOR_BELT_4_LEFT,
+  EL_CONVEYOR_BELT_4_MIDDLE,
+  EL_CONVEYOR_BELT_4_RIGHT,
+  EL_CONVEYOR_BELT_4_SWITCH_MIDDLE,
+
+  EL_CONVEYOR_BELT_1_SWITCH_LEFT,
+  EL_CONVEYOR_BELT_2_SWITCH_LEFT,
+  EL_CONVEYOR_BELT_3_SWITCH_LEFT,
+  EL_CONVEYOR_BELT_4_SWITCH_LEFT,
+
+  EL_CONVEYOR_BELT_1_SWITCH_RIGHT,
+  EL_CONVEYOR_BELT_2_SWITCH_RIGHT,
+  EL_CONVEYOR_BELT_3_SWITCH_RIGHT,
+  EL_CONVEYOR_BELT_4_SWITCH_RIGHT,
+
+  EL_SWITCHGATE_OPEN,
+  EL_SWITCHGATE_CLOSED,
+  EL_SWITCHGATE_SWITCH_UP,
+  EL_ENVELOPE,
+
+  EL_TIMEGATE_CLOSED,
+  EL_TIMEGATE_OPEN,
+  EL_TIMEGATE_SWITCH,
+  EL_EMPTY,
+
+  EL_LANDMINE,
+  EL_INVISIBLE_SAND,
+  EL_STEELWALL_SLANTED,
+  EL_EMPTY,
+
+  EL_SIGN_EXCLAMATION,
+  EL_SIGN_STOP,
+  EL_LIGHT_SWITCH,
+  EL_LIGHT_SWITCH_ACTIVE,
+
+  EL_SHIELD_NORMAL,
+  EL_SHIELD_DEADLY,
+  EL_EXTRA_TIME,
+  EL_EMPTY,
+};
+static int num_editor_el_diamond_caves = SIZEOF_ARRAY_INT(editor_el_diamond_caves);
+
+static int editor_el_dx_boulderdash[] =
 {
-  Pixmap gd_pixmap = pix[PIX_DOOR];
-  struct GadgetInfo *gi;
-  unsigned long event_mask;
-  int i;
+  EL_CHAR('D'),
+  EL_CHAR('X'),
+  EL_CHAR('-'),
+  EL_CHAR(' '),
 
-  /* create toolbox buttons */
-  for (i=0; i<ED_NUM_CTRL_BUTTONS; i++)
-  {
-    int id = i;
-    int width, height;
-    int gd_xoffset, gd_yoffset;
-    int gd_x1, gd_x2, gd_y1, gd_y2;
-    int button_type;
-    int radio_button_nr;
-    boolean checked;
+  EL_CHAR('B'),
+  EL_CHAR('O'),
+  EL_CHAR('U'),
+  EL_CHAR('L'),
 
-    if (id == GADGET_ID_SINGLE_ITEMS ||
-       id == GADGET_ID_CONNECTED_ITEMS ||
-       id == GADGET_ID_LINE ||
-       id == GADGET_ID_ARC ||
-       id == GADGET_ID_TEXT ||
-       id == GADGET_ID_RECTANGLE ||
-       id == GADGET_ID_FILLED_BOX ||
-       id == GADGET_ID_FLOOD_FILL ||
-       id == GADGET_ID_GRAB_BRUSH ||
-       id == GADGET_ID_PICK_ELEMENT)
-    {
-      button_type = GD_TYPE_RADIO_BUTTON;
-      radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
-      checked = (id == drawing_function ? TRUE : FALSE);
-      event_mask = GD_EVENT_PRESSED;
-    }
-    else
-    {
-      button_type = GD_TYPE_NORMAL_BUTTON;
-      radio_button_nr = RADIO_NR_NONE;
-      checked = FALSE;
+  EL_CHAR('-'),
+  EL_CHAR('D'),
+  EL_CHAR('E'),
+  EL_CHAR('R'),
+
+  EL_CHAR('D'),
+  EL_CHAR('A'),
+  EL_CHAR('S'),
+  EL_CHAR('H'),
+
+  EL_SPRING,
+  EL_TUBE_RIGHT_DOWN,
+  EL_TUBE_HORIZONTAL_DOWN,
+  EL_TUBE_LEFT_DOWN,
+
+  EL_TUBE_HORIZONTAL,
+  EL_TUBE_VERTICAL_RIGHT,
+  EL_TUBE_ANY,
+  EL_TUBE_VERTICAL_LEFT,
+
+  EL_TUBE_VERTICAL,
+  EL_TUBE_RIGHT_UP,
+  EL_TUBE_HORIZONTAL_UP,
+  EL_TUBE_LEFT_UP,
+
+  EL_TRAP,
+  EL_DX_SUPABOMB,
+  EL_EMPTY,
+  EL_EMPTY
+};
+static int num_editor_el_dx_boulderdash = SIZEOF_ARRAY_INT(editor_el_dx_boulderdash);
+
+static int editor_el_chars[] =
+{
+  EL_CHAR('T'),
+  EL_CHAR('E'),
+  EL_CHAR('X'),
+  EL_CHAR('T'),
+
+  EL_CHAR(' '),
+  EL_CHAR('!'),
+  EL_CHAR('"'),
+  EL_CHAR('#'),
+
+  EL_CHAR('$'),
+  EL_CHAR('%'),
+  EL_CHAR('&'),
+  EL_CHAR('\''),
+
+  EL_CHAR('('),
+  EL_CHAR(')'),
+  EL_CHAR('*'),
+  EL_CHAR('+'),
+
+  EL_CHAR(','),
+  EL_CHAR('-'),
+  EL_CHAR('.'),
+  EL_CHAR('/'),
+
+  EL_CHAR('0'),
+  EL_CHAR('1'),
+  EL_CHAR('2'),
+  EL_CHAR('3'),
+
+  EL_CHAR('4'),
+  EL_CHAR('5'),
+  EL_CHAR('6'),
+  EL_CHAR('7'),
+
+  EL_CHAR('8'),
+  EL_CHAR('9'),
+  EL_CHAR(':'),
+  EL_CHAR(';'),
+
+  EL_CHAR('<'),
+  EL_CHAR('='),
+  EL_CHAR('>'),
+  EL_CHAR('?'),
+
+  EL_CHAR('@'),
+  EL_CHAR('A'),
+  EL_CHAR('B'),
+  EL_CHAR('C'),
+
+  EL_CHAR('D'),
+  EL_CHAR('E'),
+  EL_CHAR('F'),
+  EL_CHAR('G'),
+
+  EL_CHAR('H'),
+  EL_CHAR('I'),
+  EL_CHAR('J'),
+  EL_CHAR('K'),
+
+  EL_CHAR('L'),
+  EL_CHAR('M'),
+  EL_CHAR('N'),
+  EL_CHAR('O'),
+
+  EL_CHAR('P'),
+  EL_CHAR('Q'),
+  EL_CHAR('R'),
+  EL_CHAR('S'),
+
+  EL_CHAR('T'),
+  EL_CHAR('U'),
+  EL_CHAR('V'),
+  EL_CHAR('W'),
+
+  EL_CHAR('X'),
+  EL_CHAR('Y'),
+  EL_CHAR('Z'),
+  EL_CHAR('['),
+
+  EL_CHAR('\\'),
+  EL_CHAR(']'),
+  EL_CHAR('^'),
+  EL_CHAR('_'),
+
+  EL_CHAR('©'),
+  EL_CHAR('Ä'),
+  EL_CHAR('Ö'),
+  EL_CHAR('Ãœ'),
+
+  EL_CHAR('°'),
+  EL_CHAR('®'),
+  EL_CHAR(FONT_ASCII_CURSOR),
+  EL_CHAR(' ')
+};
+static int num_editor_el_chars = SIZEOF_ARRAY_INT(editor_el_chars);
+
+static int editor_el_custom[] =
+{
+  EL_CHAR('C'),
+  EL_CHAR('U'),
+  EL_CHAR('S'),
+  EL_CHAR('-'),
+
+  EL_CHAR('T'),
+  EL_CHAR('O'),
+  EL_CHAR('M'),
+  EL_CHAR(' '),
+
+  EL_CHAR('E'),
+  EL_CHAR('L'),
+  EL_CHAR('E'),
+  EL_CHAR('M'),
+
+  EL_CHAR('E'),
+  EL_CHAR('N'),
+  EL_CHAR('T'),
+  EL_CHAR('S'),
+
+  EL_CUSTOM_START + 0,
+  EL_CUSTOM_START + 1,
+  EL_CUSTOM_START + 2,
+  EL_CUSTOM_START + 3,
+
+  EL_CUSTOM_START + 4,
+  EL_CUSTOM_START + 5,
+  EL_CUSTOM_START + 6,
+  EL_CUSTOM_START + 7,
+
+  EL_CUSTOM_START + 8,
+  EL_CUSTOM_START + 9,
+  EL_CUSTOM_START + 10,
+  EL_CUSTOM_START + 11,
+
+  EL_CUSTOM_START + 12,
+  EL_CUSTOM_START + 13,
+  EL_CUSTOM_START + 14,
+  EL_CUSTOM_START + 15,
+
+  EL_CUSTOM_START + 16,
+  EL_CUSTOM_START + 17,
+  EL_CUSTOM_START + 18,
+  EL_CUSTOM_START + 19,
+
+  EL_CUSTOM_START + 20,
+  EL_CUSTOM_START + 21,
+  EL_CUSTOM_START + 22,
+  EL_CUSTOM_START + 23,
+
+  EL_CUSTOM_START + 24,
+  EL_CUSTOM_START + 25,
+  EL_CUSTOM_START + 26,
+  EL_CUSTOM_START + 27,
+
+  EL_CUSTOM_START + 28,
+  EL_CUSTOM_START + 29,
+  EL_CUSTOM_START + 30,
+  EL_CUSTOM_START + 31,
+
+  EL_CUSTOM_START + 32,
+  EL_CUSTOM_START + 33,
+  EL_CUSTOM_START + 34,
+  EL_CUSTOM_START + 35,
+
+  EL_CUSTOM_START + 36,
+  EL_CUSTOM_START + 37,
+  EL_CUSTOM_START + 38,
+  EL_CUSTOM_START + 39,
+
+  EL_CUSTOM_START + 40,
+  EL_CUSTOM_START + 41,
+  EL_CUSTOM_START + 42,
+  EL_CUSTOM_START + 43,
+
+  EL_CUSTOM_START + 44,
+  EL_CUSTOM_START + 45,
+  EL_CUSTOM_START + 46,
+  EL_CUSTOM_START + 47,
+
+  EL_CUSTOM_START + 48,
+  EL_CUSTOM_START + 49,
+  EL_CUSTOM_START + 50,
+  EL_CUSTOM_START + 51,
+
+  EL_CUSTOM_START + 52,
+  EL_CUSTOM_START + 53,
+  EL_CUSTOM_START + 54,
+  EL_CUSTOM_START + 55,
+
+  EL_CUSTOM_START + 56,
+  EL_CUSTOM_START + 57,
+  EL_CUSTOM_START + 58,
+  EL_CUSTOM_START + 59,
+
+  EL_CUSTOM_START + 60,
+  EL_CUSTOM_START + 61,
+  EL_CUSTOM_START + 62,
+  EL_CUSTOM_START + 63,
+
+  EL_CUSTOM_START + 64,
+  EL_CUSTOM_START + 65,
+  EL_CUSTOM_START + 66,
+  EL_CUSTOM_START + 67,
+
+  EL_CUSTOM_START + 68,
+  EL_CUSTOM_START + 69,
+  EL_CUSTOM_START + 70,
+  EL_CUSTOM_START + 71,
+
+  EL_CUSTOM_START + 72,
+  EL_CUSTOM_START + 73,
+  EL_CUSTOM_START + 74,
+  EL_CUSTOM_START + 75,
+
+  EL_CUSTOM_START + 76,
+  EL_CUSTOM_START + 77,
+  EL_CUSTOM_START + 78,
+  EL_CUSTOM_START + 79,
+
+  EL_CUSTOM_START + 80,
+  EL_CUSTOM_START + 81,
+  EL_CUSTOM_START + 82,
+  EL_CUSTOM_START + 83,
+
+  EL_CUSTOM_START + 84,
+  EL_CUSTOM_START + 85,
+  EL_CUSTOM_START + 86,
+  EL_CUSTOM_START + 87,
+
+  EL_CUSTOM_START + 88,
+  EL_CUSTOM_START + 89,
+  EL_CUSTOM_START + 90,
+  EL_CUSTOM_START + 91,
+
+  EL_CUSTOM_START + 92,
+  EL_CUSTOM_START + 93,
+  EL_CUSTOM_START + 94,
+  EL_CUSTOM_START + 95,
+
+  EL_CUSTOM_START + 96,
+  EL_CUSTOM_START + 97,
+  EL_CUSTOM_START + 98,
+  EL_CUSTOM_START + 99,
+
+  EL_CUSTOM_START + 100,
+  EL_CUSTOM_START + 101,
+  EL_CUSTOM_START + 102,
+  EL_CUSTOM_START + 103,
+
+  EL_CUSTOM_START + 104,
+  EL_CUSTOM_START + 105,
+  EL_CUSTOM_START + 106,
+  EL_CUSTOM_START + 107,
+
+  EL_CUSTOM_START + 108,
+  EL_CUSTOM_START + 109,
+  EL_CUSTOM_START + 110,
+  EL_CUSTOM_START + 111,
+
+  EL_CUSTOM_START + 112,
+  EL_CUSTOM_START + 113,
+  EL_CUSTOM_START + 114,
+  EL_CUSTOM_START + 115,
+
+  EL_CUSTOM_START + 116,
+  EL_CUSTOM_START + 117,
+  EL_CUSTOM_START + 118,
+  EL_CUSTOM_START + 119,
+
+  EL_CUSTOM_START + 120,
+  EL_CUSTOM_START + 121,
+  EL_CUSTOM_START + 122,
+  EL_CUSTOM_START + 123,
+
+  EL_CUSTOM_START + 124,
+  EL_CUSTOM_START + 125,
+  EL_CUSTOM_START + 126,
+  EL_CUSTOM_START + 127
+};
+static int num_editor_el_custom = SIZEOF_ARRAY_INT(editor_el_custom);
+
+static int *editor_elements = NULL;    /* dynamically allocated */
+static int num_editor_elements = 0;    /* dynamically determined */
+
+static struct
+{
+  boolean *setup_value;
+  int *element_list;
+  int *element_list_size;
+
+  boolean last_setup_value;
+}
+editor_elements_info[] =
+{
+  { &setup.editor.el_boulderdash,      editor_el_boulderdash,
+    &num_editor_el_boulderdash                                         },
+  { &setup.editor.el_emerald_mine,     editor_el_emerald_mine,
+    &num_editor_el_emerald_mine                                                },
+  { &setup.editor.el_more,             editor_el_more,
+    &num_editor_el_more                                                        },
+  { &setup.editor.el_sokoban,          editor_el_sokoban,
+    &num_editor_el_sokoban                                             },
+  { &setup.editor.el_supaplex,         editor_el_supaplex,
+    &num_editor_el_supaplex                                            },
+  { &setup.editor.el_diamond_caves,    editor_el_diamond_caves,
+    &num_editor_el_diamond_caves                                       },
+  { &setup.editor.el_dx_boulderdash,   editor_el_dx_boulderdash,
+    &num_editor_el_dx_boulderdash                                      },
+  { &setup.editor.el_chars,            editor_el_chars,
+    &num_editor_el_chars                                               },
+  { &setup.editor.el_custom,           editor_el_custom,
+    &num_editor_el_custom                                              },
+  { NULL,                              NULL,
+    NULL                                                               }
+};
+
+
+/*
+  -----------------------------------------------------------------------------
+  functions
+  -----------------------------------------------------------------------------
+*/
+
+static void ReinitializeElementList()
+{
+  int pos = 0;
+  int i, j;
+
+  if (editor_elements != NULL)
+    free(editor_elements);
+
+  num_editor_elements = 0;
+
+  /* determine size of element list */
+  for (i=0; editor_elements_info[i].setup_value != NULL; i++)
+    if (*editor_elements_info[i].setup_value)
+      num_editor_elements += *editor_elements_info[i].element_list_size;
+
+  if (num_editor_elements < ED_NUM_ELEMENTLIST_BUTTONS)
+  {
+    /* workaround: offer at least as many elements as element buttons exist */
+    int list_nr = 1;   /* see above: editor_elements_info for Emerald Mine */
+
+    *editor_elements_info[list_nr].setup_value = TRUE;
+    num_editor_elements += *editor_elements_info[list_nr].element_list_size;
+  }
+
+  editor_elements = checked_malloc(num_editor_elements * sizeof(int));
+
+  /* fill element list */
+  for (i=0; editor_elements_info[i].setup_value != NULL; i++)
+    if (*editor_elements_info[i].setup_value)
+      for (j=0; j<*editor_elements_info[i].element_list_size; j++)
+       editor_elements[pos++] = editor_elements_info[i].element_list[j];
+}
+
+static void ReinitializeElementListButtons()
+{
+  static boolean initialization_needed = TRUE;
+  int i;
+
+  if (!initialization_needed)  /* check if editor element setup has changed */
+    for (i=0; editor_elements_info[i].setup_value != NULL; i++)
+      if (editor_elements_info[i].last_setup_value !=
+         *editor_elements_info[i].setup_value)
+       initialization_needed = TRUE;
+
+  if (!initialization_needed)
+    return;
+
+  FreeLevelEditorGadgets();
+  CreateLevelEditorGadgets();
+
+  /* store current setup values for next invocation of this function */
+  for (i=0; editor_elements_info[i].setup_value != NULL; i++)
+    editor_elements_info[i].last_setup_value =
+      *editor_elements_info[i].setup_value;
+
+  initialization_needed = FALSE;
+}
+
+static int getCounterGadgetWidth()
+{
+  return (DXSIZE + getFontWidth(FONT_INPUT_1) - 2 * ED_GADGET_DISTANCE);
+}
+
+static int getMaxInfoTextLength()
+{
+  return (SXSIZE / getFontWidth(FONT_TEXT_2));
+}
+
+static char *getElementInfoText(int element)
+{
+  char *info_text = NULL;
+
+  if (element < NUM_FILE_ELEMENTS)
+  {
+    if (element_info[element].custom_description != NULL)
+      info_text = element_info[element].custom_description;
+    else if (element_info[element].editor_description != NULL)
+      info_text = element_info[element].editor_description;
+  }
+
+  if (info_text == NULL)
+  {
+    info_text = "unknown";
+
+    Error(ERR_WARN, "no element description for element %d", element);
+  }
+
+  return info_text;
+}
+
+static void ScrollMiniLevel(int from_x, int from_y, int scroll)
+{
+  int x,y;
+  int dx = (scroll == ED_SCROLL_LEFT ? -1 : scroll == ED_SCROLL_RIGHT ? 1 : 0);
+  int dy = (scroll == ED_SCROLL_UP   ? -1 : scroll == ED_SCROLL_DOWN  ? 1 : 0);
+
+  BlitBitmap(drawto, drawto,
+            SX + (dx == -1 ? MINI_TILEX : 0),
+            SY + (dy == -1 ? MINI_TILEY : 0),
+            (ed_fieldx * MINI_TILEX) - (dx != 0 ? MINI_TILEX : 0),
+            (ed_fieldy * MINI_TILEY) - (dy != 0 ? MINI_TILEY : 0),
+            SX + (dx == +1 ? MINI_TILEX : 0),
+            SY + (dy == +1 ? MINI_TILEY : 0));
+  if (dx)
+  {
+    x = (dx == 1 ? 0 : ed_fieldx - 1);
+    for(y=0; y<ed_fieldy; y++)
+      DrawMiniElementOrWall(x, y, from_x, from_y);
+  }
+  else if (dy)
+  {
+    y = (dy == 1 ? 0 : ed_fieldy - 1);
+    for(x=0; x<ed_fieldx; x++)
+      DrawMiniElementOrWall(x, y, from_x, from_y);
+  }
+
+  redraw_mask |= REDRAW_FIELD;
+  BackToFront();
+}
+
+static void CreateControlButtons()
+{
+  Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
+  struct GadgetInfo *gi;
+  unsigned long event_mask;
+  int i;
+
+  /* create toolbox buttons */
+  for (i=0; i<ED_NUM_CTRL_BUTTONS; i++)
+  {
+    int id = i;
+    int width, height;
+    int gd_xoffset, gd_yoffset;
+    int gd_x1, gd_x2, gd_y1, gd_y2;
+    int button_type;
+    int radio_button_nr;
+    boolean checked;
+
+    if (id == GADGET_ID_SINGLE_ITEMS ||
+       id == GADGET_ID_CONNECTED_ITEMS ||
+       id == GADGET_ID_LINE ||
+       id == GADGET_ID_ARC ||
+       id == GADGET_ID_TEXT ||
+       id == GADGET_ID_RECTANGLE ||
+       id == GADGET_ID_FILLED_BOX ||
+       id == GADGET_ID_FLOOD_FILL ||
+       id == GADGET_ID_GRAB_BRUSH ||
+       id == GADGET_ID_PICK_ELEMENT)
+    {
+      button_type = GD_TYPE_RADIO_BUTTON;
+      radio_button_nr = RADIO_NR_DRAWING_TOOLBOX;
+      checked = (id == drawing_function ? TRUE : FALSE);
+      event_mask = GD_EVENT_PRESSED;
+    }
+    else
+    {
+      button_type = GD_TYPE_NORMAL_BUTTON;
+      radio_button_nr = RADIO_NR_NONE;
+      checked = FALSE;
 
       if (id == GADGET_ID_WRAP_LEFT ||
          id == GADGET_ID_WRAP_RIGHT ||
@@ -1131,6 +1912,7 @@ static void CreateControlButtons()
     gd_y2  = DOOR_GFX_PAGEY1 + ED_CTRL_BUTTONS_ALT_GFX_YPOS + gd_yoffset;
 
     gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_CUSTOM_TYPE_ID, i,
                      GDI_INFO_TEXT, control_info[i].text,
                      GDI_X, EX + gd_xoffset,
                      GDI_Y, EY + gd_yoffset,
@@ -1140,11 +1922,12 @@ static void CreateControlButtons()
                      GDI_STATE, GD_BUTTON_UNPRESSED,
                      GDI_RADIO_NR, radio_button_nr,
                      GDI_CHECKED, checked,
-                     GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x1, gd_y1,
-                     GDI_DESIGN_PRESSED, gd_pixmap, gd_x2, gd_y1,
-                     GDI_ALT_DESIGN_UNPRESSED, gd_pixmap, gd_x1, gd_y2,
-                     GDI_ALT_DESIGN_PRESSED, gd_pixmap, gd_x2, gd_y2,
+                     GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
+                     GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
+                     GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
+                     GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
                      GDI_EVENT_MASK, event_mask,
+                     GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
                      GDI_CALLBACK_ACTION, HandleControlButtons,
                      GDI_END);
 
@@ -1166,17 +1949,17 @@ static void CreateControlButtons()
 
     event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
 
-    if (id == GADGET_ID_ELEMENTLIST_UP ||
-       id == GADGET_ID_ELEMENTLIST_DOWN)
+    if (id == GADGET_ID_SCROLL_LIST_UP ||
+       id == GADGET_ID_SCROLL_LIST_DOWN)
     {
       x += DX;
       y += DY;
-      width = ED_ELEMENTLIST_UPDOWN_XSIZE;
-      height = ED_ELEMENTLIST_UPDOWN_YSIZE;
-      gd_x1 = DOOR_GFX_PAGEX6 + scrollbutton_info[i].xpos;
-      gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].y;
-      gd_x2 = gd_x1;
-      gd_y2 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].ypos;
+      width = ED_SCROLLBUTTON2_XSIZE;
+      height = ED_SCROLLBUTTON2_YSIZE;
+      gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[i].xpos;
+      gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].ypos;
+      gd_x2 = gd_x1 - ED_SCROLLBUTTON2_XSIZE;
+      gd_y2 = gd_y1;
     }
     else
     {
@@ -1188,9 +1971,10 @@ static void CreateControlButtons()
       gd_y1 = DOOR_GFX_PAGEY1 + scrollbutton_info[i].ypos;
       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
       gd_y2 = gd_y1;
-   }
+    }
 
     gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_CUSTOM_TYPE_ID, i,
                      GDI_INFO_TEXT, scrollbutton_info[i].infotext,
                      GDI_X, x,
                      GDI_Y, y,
@@ -1198,9 +1982,10 @@ static void CreateControlButtons()
                      GDI_HEIGHT, height,
                      GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
                      GDI_STATE, GD_BUTTON_UNPRESSED,
-                     GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x1, gd_y1,
-                     GDI_DESIGN_PRESSED, gd_pixmap, gd_x2, gd_y2,
+                     GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
+                     GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
                      GDI_EVENT_MASK, event_mask,
+                     GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
                      GDI_CALLBACK_ACTION, HandleControlButtons,
                      GDI_END);
 
@@ -1213,43 +1998,45 @@ static void CreateControlButtons()
   /* create buttons for element list */
   for (i=0; i<ED_NUM_ELEMENTLIST_BUTTONS; i++)
   {
-    Pixmap deco_pixmap;
+    Bitmap *deco_bitmap;
     int deco_x, deco_y, deco_xpos, deco_ypos;
     int gd_xoffset, gd_yoffset;
-    int gd_x, gd_y1, gd_y2;
+    int gd_x1, gd_x2, gd_y;
     int x = i % ED_ELEMENTLIST_BUTTONS_HORIZ;
     int y = i / ED_ELEMENTLIST_BUTTONS_HORIZ;
     int id = GADGET_ID_ELEMENTLIST_FIRST + i;
+    int element = editor_elements[i];
 
     event_mask = GD_EVENT_RELEASED;
 
     gd_xoffset = ED_ELEMENTLIST_XPOS + x * ED_ELEMENTLIST_XSIZE;
     gd_yoffset = ED_ELEMENTLIST_YPOS + y * ED_ELEMENTLIST_YSIZE;
 
-    gd_x = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
-    gd_y1 = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
-    gd_y2 = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_ALT_YPOS;
+    gd_x1 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS + ED_ELEMENTLIST_XSIZE;
+    gd_x2 = DOOR_GFX_PAGEX6 + ED_ELEMENTLIST_XPOS;
+    gd_y  = DOOR_GFX_PAGEY1 + ED_ELEMENTLIST_YPOS;
 
-    getMiniGraphicSource(el2gfx(editor_element[i]),
-                        &deco_pixmap, &deco_x, &deco_y);
+    getMiniGraphicSource(el2edimg(element), &deco_bitmap, &deco_x, &deco_y);
     deco_xpos = (ED_ELEMENTLIST_XSIZE - MINI_TILEX) / 2;
     deco_ypos = (ED_ELEMENTLIST_YSIZE - MINI_TILEY) / 2;
 
     gi = CreateGadget(GDI_CUSTOM_ID, id,
-                     GDI_INFO_TEXT, element_info[editor_element[i]],
+                     GDI_CUSTOM_TYPE_ID, i,
+                     GDI_INFO_TEXT, getElementInfoText(element),
                      GDI_X, DX + gd_xoffset,
                      GDI_Y, DY + gd_yoffset,
                      GDI_WIDTH, ED_ELEMENTLIST_XSIZE,
                      GDI_HEIGHT, ED_ELEMENTLIST_YSIZE,
                      GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
                      GDI_STATE, GD_BUTTON_UNPRESSED,
-                     GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x, gd_y1,
-                     GDI_DESIGN_PRESSED, gd_pixmap, gd_x, gd_y2,
-                     GDI_DECORATION_DESIGN, deco_pixmap, deco_x, deco_y,
+                     GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
+                     GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
+                     GDI_DECORATION_DESIGN, deco_bitmap, deco_x, deco_y,
                      GDI_DECORATION_POSITION, deco_xpos, deco_ypos,
                      GDI_DECORATION_SIZE, MINI_TILEX, MINI_TILEY,
                      GDI_DECORATION_SHIFTING, 1, 1,
                      GDI_EVENT_MASK, event_mask,
+                     GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
                      GDI_CALLBACK_ACTION, HandleControlButtons,
                      GDI_END);
 
@@ -1262,6 +2049,7 @@ static void CreateControlButtons()
 
 static void CreateCounterButtons()
 {
+  int max_infotext_len = getMaxInfoTextLength();
   int i;
 
   for (i=0; i<ED_NUM_COUNTERBUTTONS; i++)
@@ -1272,37 +2060,63 @@ static void CreateCounterButtons()
 
     for (j=0; j<2; j++)
     {
-      Pixmap gd_pixmap = pix[PIX_DOOR];
+      Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
       struct GadgetInfo *gi;
       int id = (j == 0 ?
                counterbutton_info[i].gadget_id_down :
                counterbutton_info[i].gadget_id_up);
       int gd_xoffset;
       int gd_x, gd_x1, gd_x2, gd_y;
+      int x_size, y_size;
       unsigned long event_mask;
-      char infotext[MAX_INFOTEXT_LEN + 1];
+      char infotext[max_infotext_len + 1];
 
       event_mask = GD_EVENT_PRESSED | GD_EVENT_REPEATED;
 
-      gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
-      gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
-      gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
-      gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
+      if (i == ED_COUNTER_ID_SELECT_LEVEL)
+      {
+       int sid = (j == 0 ?
+                  ED_SCROLLBUTTON_ID_AREA_LEFT :
+                  ED_SCROLLBUTTON_ID_AREA_RIGHT);
+
+       event_mask |= GD_EVENT_RELEASED;
+
+       if (j == 1)
+         xpos += 2 * ED_GADGET_DISTANCE;
+       ypos += ED_GADGET_DISTANCE;
+
+       gd_x1 = DOOR_GFX_PAGEX8 + scrollbutton_info[sid].xpos;
+       gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
+       gd_y  = DOOR_GFX_PAGEY1 + scrollbutton_info[sid].ypos;
+       x_size = ED_SCROLLBUTTON_XSIZE;
+       y_size = ED_SCROLLBUTTON_YSIZE;
+      }
+      else
+      {
+       gd_xoffset = (j == 0 ? ED_BUTTON_MINUS_XPOS : ED_BUTTON_PLUS_XPOS);
+       gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
+       gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
+       gd_y  = DOOR_GFX_PAGEY1 + ED_BUTTON_COUNT_YPOS;
+       x_size = ED_BUTTON_COUNT_XSIZE;
+       y_size = ED_BUTTON_COUNT_YSIZE;
+      }
 
       sprintf(infotext, "%s counter value by 1, 5 or 10",
              (j == 0 ? "decrease" : "increase"));
 
       gi = CreateGadget(GDI_CUSTOM_ID, id,
+                       GDI_CUSTOM_TYPE_ID, i,
                        GDI_INFO_TEXT, infotext,
                        GDI_X, xpos,
                        GDI_Y, ypos,
-                       GDI_WIDTH, ED_BUTTON_COUNT_XSIZE,
-                       GDI_HEIGHT, ED_BUTTON_COUNT_YSIZE,
+                       GDI_WIDTH, x_size,
+                       GDI_HEIGHT, y_size,
                        GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
                        GDI_STATE, GD_BUTTON_UNPRESSED,
-                       GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x1, gd_y,
-                       GDI_DESIGN_PRESSED, gd_pixmap, gd_x2, gd_y,
+                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
+                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
                        GDI_EVENT_MASK, event_mask,
+                       GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
                        GDI_CALLBACK_ACTION, HandleCounterButtons,
                        GDI_END);
 
@@ -1314,13 +2128,33 @@ static void CreateCounterButtons()
 
       if (j == 0)
       {
+       int font_type = FONT_INPUT_1;
+       int font_type_active = FONT_INPUT_1_ACTIVE;
+       int gd_width = ED_WIN_COUNT_XSIZE;
+
        id = counterbutton_info[i].gadget_id_text;
        event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
 
-       gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
-       gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
+       if (i == ED_COUNTER_ID_SELECT_LEVEL)
+       {
+         font_type = FONT_LEVEL_NUMBER;
+         font_type_active = FONT_LEVEL_NUMBER;
+
+         xpos += 2 * ED_GADGET_DISTANCE;
+         ypos -= ED_GADGET_DISTANCE;
+
+         gd_x = DOOR_GFX_PAGEX6 + ED_WIN_COUNT2_XPOS;
+         gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT2_YPOS;
+         gd_width = ED_WIN_COUNT2_XSIZE;
+       }
+       else
+       {
+         gd_x = DOOR_GFX_PAGEX4 + ED_WIN_COUNT_XPOS;
+         gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
+       }
 
        gi = CreateGadget(GDI_CUSTOM_ID, id,
+                         GDI_CUSTOM_TYPE_ID, i,
                          GDI_INFO_TEXT, "enter counter value",
                          GDI_X, xpos,
                          GDI_Y, ypos,
@@ -1329,10 +2163,14 @@ static void CreateCounterButtons()
                          GDI_NUMBER_MIN, counterbutton_info[i].min_value,
                          GDI_NUMBER_MAX, counterbutton_info[i].max_value,
                          GDI_TEXT_SIZE, 3,
-                         GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x, gd_y,
-                         GDI_DESIGN_PRESSED, gd_pixmap, gd_x, gd_y,
-                         GDI_DESIGN_BORDER, ED_BORDER_SIZE,
+                         GDI_TEXT_FONT, font_type,
+                         GDI_TEXT_FONT_ACTIVE, font_type_active,
+                         GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
+                         GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
+                         GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
+                         GDI_DESIGN_WIDTH, gd_width,
                          GDI_EVENT_MASK, event_mask,
+                         GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
                          GDI_CALLBACK_ACTION, HandleCounterButtons,
                          GDI_END);
 
@@ -1376,13 +2214,14 @@ static void CreateDrawingAreas()
   level_editor_gadget[id] = gi;
 
   /* ... up to eight areas for element content ... */
-  for (i=0; i<MAX_ELEM_CONTENT; i++)
+  for (i=0; i<MAX_ELEMENT_CONTENTS; i++)
   {
     int gx = SX + ED_AREA_ELEM_CONTENT_XPOS + 5 * (i % 4) * MINI_TILEX;
     int gy = SX + ED_AREA_ELEM_CONTENT_YPOS + 6 * (i / 4) * MINI_TILEY;
 
     id = GADGET_ID_ELEM_CONTENT_0 + i;
     gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_CUSTOM_TYPE_ID, i,
                      GDI_X, gx,
                      GDI_Y, gy,
                      GDI_WIDTH, 3 * MINI_TILEX,
@@ -1400,7 +2239,7 @@ static void CreateDrawingAreas()
     level_editor_gadget[id] = gi;
   }
 
-  /* ... one for the amoeba content */
+  /* ... one for the amoeba content ... */
   id = GADGET_ID_AMOEBA_CONTENT;
   gi = CreateGadget(GDI_CUSTOM_ID, id,
                    GDI_X, SX + ED_AREA_ELEM_CONTENT_XPOS,
@@ -1419,6 +2258,25 @@ static void CreateDrawingAreas()
 
   level_editor_gadget[id] = gi;
 
+  /* ... one for each custom element change target element ... */
+  id = GADGET_ID_CUSTOM_CHANGED;
+  gi = CreateGadget(GDI_CUSTOM_ID, id,
+                   GDI_X, SX + ED_AREA_ELEM_CONTENT2_XPOS,
+                   GDI_Y, SY + ED_AREA_ELEM_CONTENT2_YPOS,
+                   GDI_WIDTH, MINI_TILEX,
+                   GDI_HEIGHT, MINI_TILEY,
+                   GDI_TYPE, GD_TYPE_DRAWING_AREA,
+                   GDI_ITEM_SIZE, MINI_TILEX, MINI_TILEY,
+                   GDI_EVENT_MASK, event_mask,
+                   GDI_CALLBACK_INFO, HandleDrawingAreaInfo,
+                   GDI_CALLBACK_ACTION, HandleDrawingAreas,
+                   GDI_END);
+
+  if (gi == NULL)
+    Error(ERR_EXIT, "cannot create gadget");
+
+  level_editor_gadget[id] = gi;
+
   /* ... and one for random placement background restrictions */
 
   id = GADGET_ID_RANDOM_BACKGROUND;
@@ -1442,15 +2300,16 @@ static void CreateDrawingAreas()
 
 static void CreateTextInputGadgets()
 {
+  int max_infotext_len = getMaxInfoTextLength();
   int i;
 
   for (i=0; i<ED_NUM_TEXTINPUT; i++)
   {
-    Pixmap gd_pixmap = pix[PIX_DOOR];
+    Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
     int gd_x, gd_y;
     struct GadgetInfo *gi;
     unsigned long event_mask;
-    char infotext[1024];
+    char infotext[MAX_OUTPUT_LINESIZE + 1];
     int id = textinput_info[i].gadget_id;
 
     event_mask = GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
@@ -1459,19 +2318,24 @@ static void CreateTextInputGadgets()
     gd_y = DOOR_GFX_PAGEY1 + ED_WIN_COUNT_YPOS;
 
     sprintf(infotext, "Enter %s", textinput_info[i].infotext);
-    infotext[MAX_INFOTEXT_LEN] = '\0';
+    infotext[max_infotext_len] = '\0';
 
     gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_CUSTOM_TYPE_ID, i,
                      GDI_INFO_TEXT, infotext,
                      GDI_X, SX + textinput_info[i].x,
                      GDI_Y, SY + textinput_info[i].y,
                      GDI_TYPE, GD_TYPE_TEXTINPUT_ALPHANUMERIC,
                      GDI_TEXT_VALUE, textinput_info[i].value,
                      GDI_TEXT_SIZE, textinput_info[i].size,
-                     GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x, gd_y,
-                     GDI_DESIGN_PRESSED, gd_pixmap, gd_x, gd_y,
-                     GDI_DESIGN_BORDER, ED_BORDER_SIZE,
+                     GDI_TEXT_FONT, FONT_INPUT_1,
+                     GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
+                     GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
+                     GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
+                     GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
+                     GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
                      GDI_EVENT_MASK, event_mask,
+                     GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
                      GDI_CALLBACK_ACTION, HandleTextInputGadgets,
                      GDI_END);
 
@@ -1482,6 +2346,109 @@ static void CreateTextInputGadgets()
   }
 }
 
+static void CreateSelectboxGadgets()
+{
+  int max_infotext_len = getMaxInfoTextLength();
+  int i;
+
+  for (i=0; i<ED_NUM_SELECTBOX; i++)
+  {
+    Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
+    int gd_x, gd_y;
+    struct GadgetInfo *gi;
+    unsigned long event_mask;
+    char infotext[MAX_OUTPUT_LINESIZE + 1];
+    int id = selectbox_info[i].gadget_id;
+
+    event_mask = GD_EVENT_RELEASED |
+      GD_EVENT_TEXT_RETURN | GD_EVENT_TEXT_LEAVING;
+
+    gd_x = DOOR_GFX_PAGEX4 + ED_SELECTBOX_XPOS;
+    gd_y = DOOR_GFX_PAGEY1 + ED_SELECTBOX_YPOS;
+
+    sprintf(infotext, "Select %s", selectbox_info[i].infotext);
+    infotext[max_infotext_len] = '\0';
+
+    gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_CUSTOM_TYPE_ID, i,
+                     GDI_INFO_TEXT, infotext,
+                     GDI_X, SX + selectbox_info[i].x,
+                     GDI_Y, SY + selectbox_info[i].y,
+                     GDI_TYPE, GD_TYPE_SELECTBOX,
+                     GDI_SELECTBOX_OPTIONS, selectbox_info[i].options,
+                     GDI_SELECTBOX_INDEX, selectbox_info[i].index,
+                     GDI_TEXT_SIZE, selectbox_info[i].size,
+                     GDI_TEXT_FONT, FONT_INPUT_1,
+                     GDI_TEXT_FONT_ACTIVE, FONT_INPUT_1_ACTIVE,
+                     GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x, gd_y,
+                     GDI_DESIGN_PRESSED, gd_bitmap, gd_x, gd_y,
+                     GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
+                     GDI_BORDER_SIZE_SELECTBUTTON, getFontWidth(FONT_INPUT_1),
+                     GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
+                     GDI_EVENT_MASK, event_mask,
+                     GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
+                     GDI_CALLBACK_ACTION, HandleSelectboxGadgets,
+                     GDI_END);
+
+    if (gi == NULL)
+      Error(ERR_EXIT, "cannot create gadget");
+
+    level_editor_gadget[id] = gi;
+  }
+}
+
+static void CreateTextbuttonGadgets()
+{
+  int max_infotext_len = getMaxInfoTextLength();
+  int i;
+
+  for (i=0; i<ED_NUM_TEXTBUTTON; i++)
+  {
+    Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
+    int gd_x1, gd_x2, gd_y1, gd_y2;
+    struct GadgetInfo *gi;
+    unsigned long event_mask;
+    char infotext[MAX_OUTPUT_LINESIZE + 1];
+    int id = textbutton_info[i].gadget_id;
+
+    event_mask = GD_EVENT_RELEASED;
+
+    gd_x1 = DOOR_GFX_PAGEX4 + ED_TEXTBUTTON_XPOS;
+    gd_x2 = DOOR_GFX_PAGEX3 + ED_TEXTBUTTON_XPOS;
+    gd_y1 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_YPOS;
+    gd_y2 = DOOR_GFX_PAGEY1 + ED_TEXTBUTTON_INACTIVE_YPOS;
+
+    sprintf(infotext, "%s", textbutton_info[i].infotext);
+    infotext[max_infotext_len] = '\0';
+
+    gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_CUSTOM_TYPE_ID, i,
+                     GDI_INFO_TEXT, infotext,
+                     GDI_X, SX + textbutton_info[i].x,
+                     GDI_Y, SY + textbutton_info[i].y,
+                     GDI_TYPE, GD_TYPE_TEXT_BUTTON,
+                     GDI_TEXT_VALUE, textbutton_info[i].value,
+                     GDI_TEXT_SIZE, textbutton_info[i].size,
+                     GDI_TEXT_FONT, FONT_INPUT_2_ACTIVE,
+                     GDI_TEXT_FONT_ACTIVE, FONT_INPUT_2,
+                     GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
+                     GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y1,
+                     GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y2,
+                     GDI_BORDER_SIZE, ED_BORDER2_SIZE, ED_BORDER_SIZE,
+                     GDI_DESIGN_WIDTH, ED_WIN_COUNT_XSIZE,
+                     GDI_DECORATION_SHIFTING, 1, 1,
+                     GDI_EVENT_MASK, event_mask,
+                     GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
+                     GDI_CALLBACK_ACTION, HandleTextbuttonGadgets,
+                     GDI_END);
+
+    if (gi == NULL)
+      Error(ERR_EXIT, "cannot create gadget");
+
+    level_editor_gadget[id] = gi;
+  }
+}
+
 static void CreateScrollbarGadgets()
 {
   int i;
@@ -1489,36 +2456,47 @@ static void CreateScrollbarGadgets()
   for (i=0; i<ED_NUM_SCROLLBARS; i++)
   {
     int id = scrollbar_info[i].gadget_id;
-    Pixmap gd_pixmap = pix[PIX_DOOR];
+    Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
     int gd_x1, gd_x2, gd_y1, gd_y2;
     struct GadgetInfo *gi;
     int items_max, items_visible, item_position;
     unsigned long event_mask;
 
-    if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
+    if (i == ED_SCROLLBAR_ID_LIST_VERTICAL)
     {
-      items_max = MAX(lev_fieldx + 2, ed_fieldx);
-      items_visible = ed_fieldx;
+      items_max = num_editor_elements / ED_ELEMENTLIST_BUTTONS_HORIZ;
+      items_visible = ED_ELEMENTLIST_BUTTONS_VERT;
       item_position = 0;
     }
-    else
+    else       /* drawing area scrollbars */
     {
-      items_max = MAX(lev_fieldy + 2, ed_fieldy);
-      items_visible = ed_fieldy;
-      item_position = 0;
+      if (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL)
+      {
+       items_max = MAX(lev_fieldx + 2, ed_fieldx);
+       items_visible = ed_fieldx;
+       item_position = 0;
+      }
+      else
+      {
+       items_max = MAX(lev_fieldy + 2, ed_fieldy);
+       items_visible = ed_fieldy;
+       item_position = 0;
+      }
     }
 
     event_mask = GD_EVENT_MOVING | GD_EVENT_OFF_BORDERS;
 
     gd_x1 = DOOR_GFX_PAGEX8 + scrollbar_info[i].xpos;
-    gd_x2 = gd_x1 - ED_SCROLLBUTTON_XSIZE;
+    gd_x2 = (gd_x1 - (scrollbar_info[i].type == GD_TYPE_SCROLLBAR_HORIZONTAL ?
+                     scrollbar_info[i].height : scrollbar_info[i].width));
     gd_y1 = DOOR_GFX_PAGEY1 + scrollbar_info[i].ypos;
     gd_y2 = DOOR_GFX_PAGEY1 + scrollbar_info[i].ypos;
 
     gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_CUSTOM_TYPE_ID, i,
                      GDI_INFO_TEXT, scrollbar_info[i].infotext,
-                     GDI_X, SX + scrollbar_info[i].x,
-                     GDI_Y, SY + scrollbar_info[i].y,
+                     GDI_X, scrollbar_info[i].x,
+                     GDI_Y, scrollbar_info[i].y,
                      GDI_WIDTH, scrollbar_info[i].width,
                      GDI_HEIGHT, scrollbar_info[i].height,
                      GDI_TYPE, scrollbar_info[i].type,
@@ -1526,10 +2504,11 @@ static void CreateScrollbarGadgets()
                      GDI_SCROLLBAR_ITEMS_VISIBLE, items_visible,
                      GDI_SCROLLBAR_ITEM_POSITION, item_position,
                      GDI_STATE, GD_BUTTON_UNPRESSED,
-                     GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x1, gd_y1,
-                     GDI_DESIGN_PRESSED, gd_pixmap, gd_x2, gd_y2,
-                     GDI_DESIGN_BORDER, ED_BORDER_SIZE,
+                     GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y1,
+                     GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y2,
+                     GDI_BORDER_SIZE, ED_BORDER_SIZE, ED_BORDER_SIZE,
                      GDI_EVENT_MASK, event_mask,
+                     GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
                      GDI_CALLBACK_ACTION, HandleControlButtons,
                      GDI_END);
 
@@ -1542,7 +2521,7 @@ static void CreateScrollbarGadgets()
 
 static void CreateCheckbuttonGadgets()
 {
-  Pixmap gd_pixmap = pix[PIX_DOOR];
+  Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
   struct GadgetInfo *gi;
   unsigned long event_mask;
   int gd_x1, gd_x2, gd_x3, gd_x4, gd_y;
@@ -1555,7 +2534,7 @@ static void CreateCheckbuttonGadgets()
   gd_x2 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_UNCHECKED_XPOS;
   gd_x3 = DOOR_GFX_PAGEX4 + ED_CHECKBUTTON_CHECKED_XPOS;
   gd_x4 = DOOR_GFX_PAGEX3 + ED_CHECKBUTTON_CHECKED_XPOS;
-  gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
+  gd_y  = DOOR_GFX_PAGEY1 + ED_RADIOBUTTON_YPOS;
 
   for (i=0; i<ED_NUM_RADIOBUTTONS; i++)
   {
@@ -1565,6 +2544,7 @@ static void CreateCheckbuttonGadgets()
       (*radiobutton_info[i].value == radiobutton_info[i].checked_value);
 
     gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_CUSTOM_TYPE_ID, i,
                      GDI_INFO_TEXT, radiobutton_info[i].infotext,
                      GDI_X, SX + radiobutton_info[i].x,
                      GDI_Y, SY + radiobutton_info[i].y,
@@ -1573,12 +2553,13 @@ static void CreateCheckbuttonGadgets()
                      GDI_TYPE, GD_TYPE_RADIO_BUTTON,
                      GDI_RADIO_NR, radiobutton_info[i].radio_button_nr,
                      GDI_CHECKED, checked,
-                     GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x1, gd_y,
-                     GDI_DESIGN_PRESSED, gd_pixmap, gd_x2, gd_y,
-                     GDI_ALT_DESIGN_UNPRESSED, gd_pixmap, gd_x3, gd_y,
-                     GDI_ALT_DESIGN_PRESSED, gd_pixmap, gd_x4, gd_y,
+                     GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
+                     GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
+                     GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
+                     GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
                      GDI_EVENT_MASK, event_mask,
-                     GDI_CALLBACK_ACTION, HandleControlButtons,
+                     GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
+                     GDI_CALLBACK_ACTION, HandleRadiobuttons,
                      GDI_END);
 
     if (gi == NULL)
@@ -1597,6 +2578,7 @@ static void CreateCheckbuttonGadgets()
       gd_y  = DOOR_GFX_PAGEY1 + ED_CHECKBUTTON_YPOS;
 
     gi = CreateGadget(GDI_CUSTOM_ID, id,
+                     GDI_CUSTOM_TYPE_ID, i,
                      GDI_INFO_TEXT, checkbutton_info[i].infotext,
                      GDI_X, SX + checkbutton_info[i].x,
                      GDI_Y, SY + checkbutton_info[i].y,
@@ -1604,12 +2586,13 @@ static void CreateCheckbuttonGadgets()
                      GDI_HEIGHT, ED_CHECKBUTTON_YSIZE,
                      GDI_TYPE, GD_TYPE_CHECK_BUTTON,
                      GDI_CHECKED, *checkbutton_info[i].value,
-                     GDI_DESIGN_UNPRESSED, gd_pixmap, gd_x1, gd_y,
-                     GDI_DESIGN_PRESSED, gd_pixmap, gd_x2, gd_y,
-                     GDI_ALT_DESIGN_UNPRESSED, gd_pixmap, gd_x3, gd_y,
-                     GDI_ALT_DESIGN_PRESSED, gd_pixmap, gd_x4, gd_y,
+                     GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
+                     GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
+                     GDI_ALT_DESIGN_UNPRESSED, gd_bitmap, gd_x3, gd_y,
+                     GDI_ALT_DESIGN_PRESSED, gd_bitmap, gd_x4, gd_y,
                      GDI_EVENT_MASK, event_mask,
-                     GDI_CALLBACK_ACTION, HandleControlButtons,
+                     GDI_CALLBACK_INFO, HandleEditorGadgetInfoText,
+                     GDI_CALLBACK_ACTION, HandleCheckbuttons,
                      GDI_END);
 
     if (gi == NULL)
@@ -1621,22 +2604,31 @@ static void CreateCheckbuttonGadgets()
 
 void CreateLevelEditorGadgets()
 {
+  int old_game_status = game_status;
+
+  /* setting 'game_status' is needed to get the right fonts for the editor */
+  game_status = LEVELED;
+
+  ReinitializeElementList();
+
   CreateControlButtons();
   CreateCounterButtons();
   CreateDrawingAreas();
   CreateTextInputGadgets();
+  CreateSelectboxGadgets();
+  CreateTextbuttonGadgets();
   CreateScrollbarGadgets();
   CreateCheckbuttonGadgets();
+
+  game_status = old_game_status;
 }
 
-static void MapControlButtons()
+void FreeLevelEditorGadgets()
 {
   int i;
 
-  for (i=0; i<ED_NUM_CTRL_BUTTONS; i++)
-    MapGadget(level_editor_gadget[i]);
-  for (i=0; i<ED_NUM_ELEMENTLIST_BUTTONS; i++)
-    MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
+  for (i=0; i<NUM_EDITOR_GADGETS; i++)
+    FreeGadget(level_editor_gadget[i]);
 }
 
 static void MapCounterButtons(int id)
@@ -1646,6 +2638,31 @@ static void MapCounterButtons(int id)
   MapGadget(level_editor_gadget[counterbutton_info[id].gadget_id_up]);
 }
 
+static void MapControlButtons()
+{
+  int counter_id;
+  int i;
+
+  /* map toolbox buttons */
+  for (i=0; i<ED_NUM_CTRL_BUTTONS; i++)
+    MapGadget(level_editor_gadget[i]);
+
+  /* map buttons to select elements */
+  for (i=0; i<ED_NUM_ELEMENTLIST_BUTTONS; i++)
+    MapGadget(level_editor_gadget[GADGET_ID_ELEMENTLIST_FIRST + i]);
+  MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL]);
+  MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_UP]);
+  MapGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_DOWN]);
+
+  /* map buttons to select level */
+  counter_id = ED_COUNTER_ID_SELECT_LEVEL;
+  ModifyEditorCounterLimits(counter_id,
+                           leveldir_current->first_level,
+                           leveldir_current->last_level);
+  ModifyEditorCounter(counter_id, *counterbutton_info[counter_id].value);
+  MapCounterButtons(counter_id);
+}
+
 static void MapDrawingArea(int id)
 {
   MapGadget(level_editor_gadget[id]);
@@ -1656,6 +2673,16 @@ static void MapTextInputGadget(int id)
   MapGadget(level_editor_gadget[textinput_info[id].gadget_id]);
 }
 
+static void MapSelectboxGadget(int id)
+{
+  MapGadget(level_editor_gadget[selectbox_info[id].gadget_id]);
+}
+
+static void MapTextbuttonGadget(int id)
+{
+  MapGadget(level_editor_gadget[textbutton_info[id].gadget_id]);
+}
+
 static void MapRadiobuttonGadget(int id)
 {
   MapGadget(level_editor_gadget[radiobutton_info[id].gadget_id]);
@@ -1672,7 +2699,7 @@ static void MapMainDrawingArea()
   boolean no_vertical_scrollbar = (lev_fieldy + 2 <= ed_fieldy);
   int i;
 
-  for (i=0; i<ED_NUM_SCROLLBUTTONS; i++)
+  for (i=ED_SCROLLBUTTON_ID_AREA_FIRST; i<=ED_SCROLLBUTTON_ID_AREA_LAST; i++)
   {
     if (((i == ED_SCROLLBUTTON_ID_AREA_LEFT ||
          i == ED_SCROLLBUTTON_ID_AREA_RIGHT) &&
@@ -1685,10 +2712,10 @@ static void MapMainDrawingArea()
     MapGadget(level_editor_gadget[scrollbutton_info[i].gadget_id]);
   }
 
-  for (i=0; i<ED_NUM_SCROLLBARS; i++)
+  for (i=ED_SCROLLBAR_ID_AREA_FIRST; i<=ED_SCROLLBAR_ID_AREA_LAST; i++)
   {
-    if ((i == ED_SCROLLBAR_ID_HORIZONTAL && no_horizontal_scrollbar) ||
-       (i == ED_SCROLLBAR_ID_VERTICAL && no_vertical_scrollbar))
+    if ((i == ED_SCROLLBAR_ID_AREA_HORIZONTAL && no_horizontal_scrollbar) ||
+       (i == ED_SCROLLBAR_ID_AREA_VERTICAL && no_vertical_scrollbar))
       continue;
 
     MapGadget(level_editor_gadget[scrollbar_info[i].gadget_id]);
@@ -1707,7 +2734,7 @@ void UnmapLevelEditorWindowGadgets()
   int i;
 
   for (i=0; i<NUM_EDITOR_GADGETS; i++)
-    if (level_editor_gadget[i]->x < DX)
+    if (level_editor_gadget[i]->x < SX + SXSIZE)
       UnmapGadget(level_editor_gadget[i]);
 }
 
@@ -1719,132 +2746,135 @@ void UnmapLevelEditorGadgets()
     UnmapGadget(level_editor_gadget[i]);
 }
 
-void DrawLevelEd()
+static void ResetUndoBuffer()
 {
-  int i, x, y, graphic;
+  undo_buffer_position = -1;
+  undo_buffer_steps = -1;
+  CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
+}
 
-  edit_mode = ED_MODE_DRAWING;
+static void DrawEditModeWindow()
+{
+  if (edit_mode == ED_MODE_INFO)
+    DrawLevelInfoWindow();
+  else if (edit_mode == ED_MODE_PROPERTIES)
+    DrawPropertiesWindow();
+  else /* edit_mode == ED_MODE_DRAWING */
+    DrawDrawingWindow();
+}
 
-  CloseDoor(DOOR_CLOSE_ALL);
+static boolean LevelChanged()
+{
+  boolean level_changed = FALSE;
+  int x, y;
+
+  for(y=0; y<lev_fieldy; y++) 
+    for(x=0; x<lev_fieldx; x++)
+      if (Feld[x][y] != Ur[x][y])
+       level_changed = TRUE;
 
+  return level_changed;
+}
+
+static boolean LevelContainsPlayer()
+{
+  boolean player_found = FALSE;
+  int x, y;
+
+  for(y=0; y<lev_fieldy; y++) 
+    for(x=0; x<lev_fieldx; x++)
+      if (Feld[x][y] == EL_PLAYER_1 ||
+         Feld[x][y] == EL_SP_MURPHY) 
+       player_found = TRUE;
+
+  return player_found;
+}
+
+static void CopyPlayfield(short src[MAX_LEV_FIELDX][MAX_LEV_FIELDY],
+                         short dst[MAX_LEV_FIELDX][MAX_LEV_FIELDY])
+{
+  int x, y;
+
+  for(x=0; x<lev_fieldx; x++)
+    for(y=0; y<lev_fieldy; y++) 
+      dst[x][y] = src[x][y];
+}
+
+static void CopyCustomElementPropertiesToEditor(int element)
+{
+  int i;
+
+  for (i=0; i < NUM_ELEMENT_PROPERTIES; i++)
+    custom_element_properties[i] = HAS_PROPERTY(element, i);
+}
+
+static void CopyCustomElementPropertiesToGame(int element)
+{
+  int i;
+
+  for (i=0; i < NUM_ELEMENT_PROPERTIES; i++)
+    SET_PROPERTY(element, i, custom_element_properties[i]);
+}
+
+void DrawLevelEd()
+{
+  CloseDoor(DOOR_CLOSE_ALL);
   OpenDoor(DOOR_OPEN_2 | DOOR_NO_DELAY);
 
   if (level_editor_test_game)
   {
-    for(x=0; x<lev_fieldx; x++)
-      for(y=0; y<lev_fieldy; y++)
-       Feld[x][y] = Ur[x][y];
-
-    for(x=0; x<lev_fieldx; x++)
-      for(y=0; y<lev_fieldy; y++)
-       Ur[x][y] = FieldBackup[x][y];
+    CopyPlayfield(Ur, Feld);
+    CopyPlayfield(FieldBackup, Ur);
 
     level_editor_test_game = FALSE;
   }
   else
   {
+    edit_mode = ED_MODE_DRAWING;
+    edit_mode_properties = ED_MODE_PROPERTIES_INFO;
+
+    ResetUndoBuffer();
+
     level_xpos = -1;
     level_ypos = -1;
-    undo_buffer_position = -1;
-    undo_buffer_steps = -1;
-    CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
   }
 
-  /*
-  DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
-  FadeToFront();
-  */
-
-  XCopyArea(display,pix[PIX_DOOR],pix[PIX_DB_DOOR],gc,
-           DOOR_GFX_PAGEX6,DOOR_GFX_PAGEY1,
-           DXSIZE,DYSIZE,
-           DOOR_GFX_PAGEX1,DOOR_GFX_PAGEY1);
-  XCopyArea(display,pix[PIX_DOOR],pix[PIX_DB_DOOR],gc,
-           DOOR_GFX_PAGEX6+ED_BUTTON_ELEM_XPOS,
-           DOOR_GFX_PAGEY1+ED_BUTTON_ELEM_YPOS,
-           4*ED_BUTTON_ELEM_XSIZE,5*ED_BUTTON_ELEM_YSIZE,
-           DOOR_GFX_PAGEX1+ED_BUTTON_ELEM_XPOS,
-           DOOR_GFX_PAGEY1+ED_BUTTON_EUP_Y2POS);
-
-  for(i=0;i<MAX_ELEM_X*MAX_ELEM_Y;i++)
-  {
-    if (i < elements_in_list)
-      graphic = el2gfx(editor_element[i + element_shift]);
-    else
-      graphic = GFX_LEERRAUM;
-
-    DrawMiniGraphicExt(pix[PIX_DB_DOOR],gc,
-                      DOOR_GFX_PAGEX1+ED_BUTTON_ELEM_XPOS+3 + 
-                      (i%MAX_ELEM_X)*ED_BUTTON_ELEM_XSIZE,
-                      DOOR_GFX_PAGEY1+ED_BUTTON_ELEM_YPOS+3 +
-                      (i/MAX_ELEM_X)*ED_BUTTON_ELEM_YSIZE,
-                      graphic);
-  }
-
-  DrawMiniGraphicExt(pix[PIX_DB_DOOR],gc,
-                    DOOR_GFX_PAGEX1+ED_WIN_MB_LEFT_XPOS,
-                    DOOR_GFX_PAGEY1+ED_WIN_MB_LEFT_YPOS,
-                    el2gfx(new_element1));
-  DrawMiniGraphicExt(pix[PIX_DB_DOOR],gc,
-                    DOOR_GFX_PAGEX1+ED_WIN_MB_MIDDLE_XPOS,
-                    DOOR_GFX_PAGEY1+ED_WIN_MB_MIDDLE_YPOS,
-                    el2gfx(new_element2));
-  DrawMiniGraphicExt(pix[PIX_DB_DOOR],gc,
-                    DOOR_GFX_PAGEX1+ED_WIN_MB_RIGHT_XPOS,
-                    DOOR_GFX_PAGEY1+ED_WIN_MB_RIGHT_YPOS,
-                    el2gfx(new_element3));
-  DrawTextExt(pix[PIX_DB_DOOR],gc,
-             DOOR_GFX_PAGEX2+ED_WIN_LEVELNR_XPOS,
-             DOOR_GFX_PAGEY1+ED_WIN_LEVELNR_YPOS,
-             int2str(level_nr,2),FS_SMALL,FC_SPECIAL1);
-  XCopyArea(display,pix[PIX_DB_DOOR],pix[PIX_DB_DOOR],gc,
-           DOOR_GFX_PAGEX2+ED_WIN_LEVELNR_XPOS+3,
-           DOOR_GFX_PAGEY1+ED_WIN_LEVELNR_YPOS,
-           7,FONT3_YSIZE,
-           DOOR_GFX_PAGEX1+ED_WIN_LEVELNR_XPOS,
-           DOOR_GFX_PAGEY1+ED_WIN_LEVELNR_YPOS);
-  XCopyArea(display,pix[PIX_DB_DOOR],pix[PIX_DB_DOOR],gc,
-           DOOR_GFX_PAGEX2+ED_WIN_LEVELNR_XPOS+14,
-           DOOR_GFX_PAGEY1+ED_WIN_LEVELNR_YPOS,
-           7,FONT3_YSIZE,
-           DOOR_GFX_PAGEX1+ED_WIN_LEVELNR_XPOS+9,
-           DOOR_GFX_PAGEY1+ED_WIN_LEVELNR_YPOS);
-
-  XCopyArea(display,pix[PIX_DOOR],pix[PIX_DB_DOOR],gc,
-           DOOR_GFX_PAGEX6,DOOR_GFX_PAGEY2,
-           VXSIZE,VYSIZE,
-           DOOR_GFX_PAGEX1,DOOR_GFX_PAGEY2);
+  /* copy default editor door content to main double buffer */
+  BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
+            DOOR_GFX_PAGEX6, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE, DX, DY);
+
+  /* draw mouse button brush elements */
+  DrawMiniGraphicExt(drawto,
+                    DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
+                    el2edimg(new_element1));
+  DrawMiniGraphicExt(drawto,
+                    DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
+                    el2edimg(new_element2));
+  DrawMiniGraphicExt(drawto,
+                    DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
+                    el2edimg(new_element3));
 
   /* draw bigger door */
-  XCopyArea(display, pix[PIX_DOOR], drawto, gc,
-           DOOR_GFX_PAGEX7, 0,
-           108, 64,
-           EX - 4, EY - 12);
+  DrawSpecialEditorDoor();
 
   /* draw new control window */
-  XCopyArea(display, pix[PIX_DOOR], drawto, gc,
-           DOOR_GFX_PAGEX8, 236,
-           EXSIZE, EYSIZE,
-           EX, EY);
+  BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
+            DOOR_GFX_PAGEX8, 236, EXSIZE, EYSIZE, EX, EY);
 
   redraw_mask |= REDRAW_ALL;
 
-  OpenDoor(DOOR_OPEN_1);
-
-  strcpy(level_editor_gadget[GADGET_ID_LEVEL_NAME]->text.value, level.name);
+  ReinitializeElementListButtons();    /* only needed after setup changes */
 
+  UnmapTapeButtons();
   MapControlButtons();
 
-  /*
-  MapMainDrawingArea();
-  */
+  /* copy actual editor door content to door double buffer for OpenDoor() */
+  BlitBitmap(drawto, bitmap_db_door,
+            DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
 
-  DrawDrawingWindow();
-  FadeToFront();
+  DrawEditModeWindow();
 
-  /*
-  OpenDoor(DOOR_OPEN_1 | DOOR_OPEN_2);
-  */
+  OpenDoor(DOOR_OPEN_1);
 }
 
 static void AdjustDrawingAreaGadgets()
@@ -1896,8 +2926,8 @@ static void AdjustDrawingAreaGadgets()
   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_RIGHT], GDI_X, x, GDI_END);
   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_DOWN], GDI_Y, y, GDI_END);
 
-  width = scrollbar_info[ED_SCROLLBAR_ID_HORIZONTAL].width + xoffset;
-  height = scrollbar_info[ED_SCROLLBAR_ID_VERTICAL].height + yoffset;
+  width = scrollbar_info[ED_SCROLLBAR_ID_AREA_HORIZONTAL].width + xoffset;
+  height = scrollbar_info[ED_SCROLLBAR_ID_AREA_VERTICAL].height + yoffset;
 
   ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
               GDI_WIDTH, width,
@@ -1961,7 +2991,7 @@ static void ModifyEditorTextInput(int textinput_id, char *new_text)
 
 static void ModifyEditorCounter(int counter_id, int new_value)
 {
-  int *counter_value = *counterbutton_info[counter_id].counter_value;
+  int *counter_value = counterbutton_info[counter_id].value;
   int gadget_id = counterbutton_info[counter_id].gadget_id_text;
   struct GadgetInfo *gi = level_editor_gadget[gadget_id];
 
@@ -1971,6 +3001,14 @@ static void ModifyEditorCounter(int counter_id, int new_value)
     *counter_value = gi->text.number_value;
 }
 
+static void ModifyEditorCounterLimits(int counter_id, int min, int max)
+{
+  int gadget_id = counterbutton_info[counter_id].gadget_id_text;
+  struct GadgetInfo *gi = level_editor_gadget[gadget_id];
+
+  ModifyGadget(gi, GDI_NUMBER_MIN, min, GDI_NUMBER_MAX, max, GDI_END);
+}
+
 static void PickDrawingElement(int button, int element)
 {
   if (button < 1 || button > 3)
@@ -1979,26 +3017,23 @@ static void PickDrawingElement(int button, int element)
   if (button == 1)
   {
     new_element1 = element;
-    DrawMiniGraphicExt(drawto, gc,
-                      DX + ED_WIN_MB_LEFT_XPOS,
-                      DY + ED_WIN_MB_LEFT_YPOS,
-                      el2gfx(new_element1));
+    DrawMiniGraphicExt(drawto,
+                      DX + ED_WIN_MB_LEFT_XPOS, DY + ED_WIN_MB_LEFT_YPOS,
+                      el2edimg(new_element1));
   }
   else if (button == 2)
   {
     new_element2 = element;
-    DrawMiniGraphicExt(drawto, gc,
-                      DX + ED_WIN_MB_MIDDLE_XPOS,
-                      DY + ED_WIN_MB_MIDDLE_YPOS,
-                      el2gfx(new_element2));
+    DrawMiniGraphicExt(drawto,
+                      DX + ED_WIN_MB_MIDDLE_XPOS, DY + ED_WIN_MB_MIDDLE_YPOS,
+                      el2edimg(new_element2));
   }
   else
   {
     new_element3 = element;
-    DrawMiniGraphicExt(drawto, gc,
-                      DX + ED_WIN_MB_RIGHT_XPOS,
-                      DY + ED_WIN_MB_RIGHT_YPOS,
-                      el2gfx(new_element3));
+    DrawMiniGraphicExt(drawto,
+                      DX + ED_WIN_MB_RIGHT_XPOS, DY + ED_WIN_MB_RIGHT_YPOS,
+                      el2edimg(new_element3));
   }
 
   redraw_mask |= REDRAW_DOOR_1;
@@ -2006,40 +3041,49 @@ static void PickDrawingElement(int button, int element)
 
 static void DrawDrawingWindow()
 {
+  SetMainBackgroundImage(IMG_UNDEFINED);
   ClearWindow();
   UnmapLevelEditorWindowGadgets();
+
   AdjustDrawingAreaGadgets();
   AdjustLevelScrollPosition();
   AdjustEditorScrollbar(GADGET_ID_SCROLL_HORIZONTAL);
   AdjustEditorScrollbar(GADGET_ID_SCROLL_VERTICAL);
+
   DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
   MapMainDrawingArea();
 }
 
+static void DrawElementBorder(int dest_x, int dest_y, int width, int height)
+{
+  int border_graphic = IMG_EDITOR_ELEMENT_BORDER;
+  Bitmap *src_bitmap;
+  int src_x, src_y;
+  int num_mini_tilex = width / MINI_TILEX + 1;
+  int num_mini_tiley = width / MINI_TILEY + 1;
+  int x, y;
+
+  getMiniGraphicSource(border_graphic, &src_bitmap, &src_x, &src_y);
+
+  for (y=0; y < num_mini_tiley; y++)
+    for (x=0; x < num_mini_tilex; x++)
+      BlitBitmap(src_bitmap, drawto, src_x, src_y, MINI_TILEX, MINI_TILEY,
+                dest_x - MINI_TILEX / 2 + x * MINI_TILEX,
+                dest_y - MINI_TILEY / 2 + y * MINI_TILEY);
+
+  ClearRectangle(drawto, dest_x - 1, dest_y - 1, width + 2, height + 2);
+}
+
 static void DrawRandomPlacementBackgroundArea()
 {
   int area_x = ED_AREA_RANDOM_BACKGROUND_XPOS / MINI_TILEX;
   int area_y = ED_AREA_RANDOM_BACKGROUND_YPOS / MINI_TILEY;
   int area_sx = SX + ED_AREA_RANDOM_BACKGROUND_XPOS;
   int area_sy = SY + ED_AREA_RANDOM_BACKGROUND_YPOS;
-  int x, y;
 
   ElementContent[0][0][0] = random_placement_background_element;
 
-  /* draw decorative border for the object */
-  for (y=0; y<2; y++)
-    for (x=0; x<2; x++)
-      DrawMiniElement(area_x + x, area_y + y, EL_ERDREICH);
-
-  XFillRectangle(display, drawto, gc,
-                area_sx + MINI_TILEX/2 - 1, area_sy + MINI_TILEY/2 - 1,
-                MINI_TILEX + 2, MINI_TILEY + 2);
-
-  /* copy border to the right location */
-  XCopyArea(display, drawto, drawto, gc,
-           area_sx, area_sy, 3 * MINI_TILEX, 3 * MINI_TILEY,
-           area_sx - MINI_TILEX/2, area_sy - MINI_TILEY/2);
-
+  DrawElementBorder(area_sx, area_sy, MINI_TILEX, MINI_TILEY);
   DrawMiniElement(area_x, area_y, ElementContent[0][0][0]);
 
   MapDrawingArea(GADGET_ID_RANDOM_BACKGROUND);
@@ -2047,30 +3091,24 @@ static void DrawRandomPlacementBackgroundArea()
 
 static void DrawLevelInfoWindow()
 {
-  char infotext[1024];
+  char infotext[MAX_OUTPUT_LINESIZE + 1];
+  int max_infotext_len = getMaxInfoTextLength();
   int xoffset_above = 0;
   int yoffset_above = -(MINI_TILEX + ED_GADGET_DISTANCE);
-  int xoffset_right = counter_xsize;
+  int xoffset_right = getCounterGadgetWidth();
   int yoffset_right = ED_BORDER_SIZE;
   int xoffset_right2 = ED_CHECKBUTTON_XSIZE + 2 * ED_GADGET_DISTANCE;
   int yoffset_right2 = ED_BORDER_SIZE;
-  int font_color = FC_GREEN;
   int i, x, y;
 
+  SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
   ClearWindow();
   UnmapLevelEditorWindowGadgets();
 
   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS_YPOS,
-          "Level Settings", FS_BIG, FC_YELLOW);
+          "Level Settings", FONT_TITLE_1);
   DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS2_YPOS,
-          "Editor Settings", FS_BIG, FC_YELLOW);
-
-  gadget_level_xsize_value = &lev_fieldx;
-  gadget_level_ysize_value = &lev_fieldy;
-  gadget_level_random_value = &random_placement_value;
-  gadget_level_collect_value = &level.edelsteine;
-  gadget_level_timelimit_value = &level.time;
-  gadget_level_timescore_value = &level.score[10];
+          "Editor Settings", FONT_TITLE_1);
 
   /* draw counter gadgets */
   for (i=ED_COUNTER_ID_LEVEL_FIRST; i<=ED_COUNTER_ID_LEVEL_LAST; i++)
@@ -2081,8 +3119,8 @@ static void DrawLevelInfoWindow()
       y = counterbutton_info[i].y + yoffset_above;
 
       sprintf(infotext, "%s:", counterbutton_info[i].infotext_above);
-      infotext[MAX_INFOTEXT_LEN] = '\0';
-      DrawTextF(x, y, font_color, infotext);
+      infotext[max_infotext_len] = '\0';
+      DrawTextF(x, y, FONT_TEXT_1, infotext);
     }
 
     if (counterbutton_info[i].infotext_right)
@@ -2091,11 +3129,11 @@ static void DrawLevelInfoWindow()
       y = counterbutton_info[i].y + yoffset_right;
 
       sprintf(infotext, "%s", counterbutton_info[i].infotext_right);
-      infotext[MAX_INFOTEXT_LEN] = '\0';
-      DrawTextF(x, y, font_color, infotext);
+      infotext[max_infotext_len] = '\0';
+      DrawTextF(x, y, FONT_TEXT_1, infotext);
     }
 
-    ModifyEditorCounter(i, **counterbutton_info[i].counter_value);
+    ModifyEditorCounter(i, *counterbutton_info[i].value);
     MapCounterButtons(i);
   }
 
@@ -2106,9 +3144,9 @@ static void DrawLevelInfoWindow()
     y = textinput_info[i].y + yoffset_above;
 
     sprintf(infotext, "%s:", textinput_info[i].infotext);
-    infotext[MAX_INFOTEXT_LEN] = '\0';
+    infotext[max_infotext_len] = '\0';
 
-    DrawTextF(x, y, font_color, infotext);
+    DrawTextF(x, y, FONT_TEXT_1, infotext);
     ModifyEditorTextInput(i, textinput_info[i].value);
     MapTextInputGadget(i);
   }
@@ -2122,7 +3160,7 @@ static void DrawLevelInfoWindow()
     x = radiobutton_info[i].x + xoffset_right2;
     y = radiobutton_info[i].y + yoffset_right2;
 
-    DrawTextF(x, y, font_color, radiobutton_info[i].text);
+    DrawTextF(x, y, FONT_TEXT_1, radiobutton_info[i].text);
     ModifyGadget(level_editor_gadget[radiobutton_info[i].gadget_id],
                 GDI_CHECKED, checked, GDI_END);
     MapRadiobuttonGadget(i);
@@ -2134,7 +3172,7 @@ static void DrawLevelInfoWindow()
     x = checkbutton_info[i].x + xoffset_right2;
     y = checkbutton_info[i].y + yoffset_right2;
 
-    DrawTextF(x, y, font_color, checkbutton_info[i].text);
+    DrawTextF(x, y, FONT_TEXT_1, checkbutton_info[i].text);
     ModifyGadget(level_editor_gadget[checkbutton_info[i].gadget_id],
                 GDI_CHECKED, *checkbutton_info[i].value, GDI_END);
     MapCheckbuttonGadget(i);
@@ -2150,214 +3188,549 @@ static void DrawAmoebaContentArea()
   int area_y = ED_AREA_ELEM_CONTENT_YPOS / MINI_TILEY;
   int area_sx = SX + ED_AREA_ELEM_CONTENT_XPOS;
   int area_sy = SY + ED_AREA_ELEM_CONTENT_YPOS;
-  int font_color = FC_GREEN;
-  int x, y;
 
-  ElementContent[0][0][0] = level.amoebe_inhalt;
+  ElementContent[0][0][0] = level.amoeba_content;
 
-  /* draw decorative border for the object */
-  for (y=0; y<2; y++)
-    for (x=0; x<2; x++)
-      DrawMiniElement(area_x + x, area_y + y, EL_ERDREICH);
+  DrawElementBorder(area_sx, area_sy, MINI_TILEX, MINI_TILEY);
+  DrawMiniElement(area_x, area_y, ElementContent[0][0][0]);
 
-  XFillRectangle(display, drawto, gc,
-                area_sx + MINI_TILEX/2 - 1, area_sy + MINI_TILEY/2 - 1,
-                MINI_TILEX + 2, MINI_TILEY + 2);
+  DrawText(area_sx + TILEX, area_sy + 1, "Content of amoeba", FONT_TEXT_1);
 
-  /* copy border to the right location */
-  XCopyArea(display, drawto, drawto, gc,
-           area_sx, area_sy, 3 * MINI_TILEX, 3 * MINI_TILEY,
-           area_sx - MINI_TILEX/2, area_sy - MINI_TILEY/2);
+  MapDrawingArea(GADGET_ID_AMOEBA_CONTENT);
+}
 
-  DrawText(area_sx + TILEX, area_sy + 1, "Content of amoeba",
-          FS_SMALL, font_color);
+static void DrawCustomChangedArea()
+{
+  int area_x = ED_AREA_ELEM_CONTENT2_XPOS / MINI_TILEX;
+  int area_y = ED_AREA_ELEM_CONTENT2_YPOS / MINI_TILEY;
+  int area_sx = SX + ED_AREA_ELEM_CONTENT2_XPOS;
+  int area_sy = SY + ED_AREA_ELEM_CONTENT2_YPOS;
+  int i = properties_element - EL_CUSTOM_START;
 
+  if (!IS_CUSTOM_ELEMENT(properties_element))
+  {
+    /* this should never happen */
+    Error(ERR_WARN, "element %d is no custom element", properties_element);
+
+    return;
+  }
+
+  ElementContent[0][0][0] = level.custom_element_successor[i];
+
+  DrawElementBorder(area_sx, area_sy, MINI_TILEX, MINI_TILEY);
   DrawMiniElement(area_x, area_y, ElementContent[0][0][0]);
 
-  MapDrawingArea(GADGET_ID_AMOEBA_CONTENT);
+  DrawText(area_sx + TILEX, area_sy + 1, "Element after change", FONT_TEXT_1);
+
+  MapDrawingArea(GADGET_ID_CUSTOM_CHANGED);
 }
 
 static void DrawElementContentAreas()
 {
-  int *num_areas = &MampferMax;
+  int counter_id = ED_COUNTER_ID_ELEM_CONTENT;
   int area_x = ED_AREA_ELEM_CONTENT_XPOS / MINI_TILEX;
   int area_y = ED_AREA_ELEM_CONTENT_YPOS / MINI_TILEY;
   int area_sx = SX + ED_AREA_ELEM_CONTENT_XPOS;
   int area_sy = SY + ED_AREA_ELEM_CONTENT_YPOS;
-  int xoffset_right = counter_xsize;
+  int xoffset_right = getCounterGadgetWidth();
+  int yoffset_right = ED_BORDER_SIZE;
+  int i, x, y;
+
+  for (i=0; i<MAX_ELEMENT_CONTENTS; i++)
+    for (y=0; y<3; y++)
+      for (x=0; x<3; x++)
+       ElementContent[i][x][y] = level.yam_content[i][x][y];
+
+  for (i=0; i<MAX_ELEMENT_CONTENTS; i++)
+    UnmapDrawingArea(GADGET_ID_ELEM_CONTENT_0 + i);
+
+  /* display counter to choose number of element content areas */
+  x = counterbutton_info[counter_id].x + xoffset_right;
+  y = counterbutton_info[counter_id].y + yoffset_right;
+  DrawTextF(x, y, FONT_TEXT_1, "number of content areas");
+
+  ModifyEditorCounter(counter_id, *counterbutton_info[counter_id].value);
+  MapCounterButtons(counter_id);
+
+  /* delete content areas in case of reducing number of them */
+  DrawBackground(SX, area_sy - MINI_TILEX, SXSIZE, 12 * MINI_TILEY);
+
+  for (i=0; i<level.num_yam_contents; i++)
+    DrawElementBorder(area_sx + 5 * (i % 4) * MINI_TILEX,
+                     area_sy + 6 * (i / 4) * MINI_TILEY,
+                     3 * MINI_TILEX, 3 * MINI_TILEY);
+
+  DrawText(area_sx + (5 * 4 - 1) * MINI_TILEX, area_sy + 0 * MINI_TILEY + 1,
+          "Content", FONT_TEXT_1);
+  DrawText(area_sx + (5 * 4 - 1) * MINI_TILEX, area_sy + 1 * MINI_TILEY + 1,
+          "when",    FONT_TEXT_1);
+  DrawText(area_sx + (5 * 4 - 1) * MINI_TILEX, area_sy + 2 * MINI_TILEY + 1,
+          "smashed", FONT_TEXT_1);
+
+  for (i=0; i<level.num_yam_contents; i++)
+  {
+    for (y=0; y<3; y++)
+      for (x=0; x<3; x++)
+       DrawMiniElement(area_x + 5 * (i % 4) + x, area_y + 6 * (i / 4) + y,
+                       ElementContent[i][x][y]);
+
+    DrawTextF(area_sx - SX + 5 * (i % 4) * MINI_TILEX + MINI_TILEX + 1,
+             area_sy - SY + 6 * (i / 4) * MINI_TILEY + 4 * MINI_TILEY - 4,
+             FONT_TEXT_1, "%d", i + 1);
+  }
+
+  for (i=0; i<level.num_yam_contents; i++)
+    MapDrawingArea(GADGET_ID_ELEM_CONTENT_0 + i);
+}
+
+#define TEXT_COLLECTING                "Score for collecting"
+#define TEXT_SMASHING          "Score for smashing"
+#define TEXT_CRACKING          "Score for cracking"
+#define TEXT_SPEED             "Speed of amoeba growth"
+#define TEXT_DURATION          "Duration when activated"
+
+static struct
+{
+  int element;
+  int *value;
+  char *text;
+} elements_with_counter[] =
+{
+  { EL_EMERALD,                &level.score[SC_EMERALD],       TEXT_COLLECTING },
+  { EL_BD_DIAMOND,     &level.score[SC_EMERALD],       TEXT_COLLECTING },
+  { EL_EMERALD_YELLOW, &level.score[SC_EMERALD],       TEXT_COLLECTING },
+  { EL_EMERALD_RED,    &level.score[SC_EMERALD],       TEXT_COLLECTING },
+  { EL_EMERALD_PURPLE, &level.score[SC_EMERALD],       TEXT_COLLECTING },
+  { EL_DIAMOND,                &level.score[SC_DIAMOND],       TEXT_COLLECTING },
+  { EL_BUG_RIGHT,      &level.score[SC_BUG],           TEXT_SMASHING   },
+  { EL_BUG_UP,         &level.score[SC_BUG],           TEXT_SMASHING   },
+  { EL_BUG_LEFT,       &level.score[SC_BUG],           TEXT_SMASHING   },
+  { EL_BUG_DOWN,       &level.score[SC_BUG],           TEXT_SMASHING   },
+  { EL_BD_BUTTERFLY_RIGHT,&level.score[SC_BUG],                TEXT_SMASHING   },
+  { EL_BD_BUTTERFLY_UP,   &level.score[SC_BUG],                TEXT_SMASHING   },
+  { EL_BD_BUTTERFLY_LEFT, &level.score[SC_BUG],                TEXT_SMASHING   },
+  { EL_BD_BUTTERFLY_DOWN, &level.score[SC_BUG],                TEXT_SMASHING   },
+  { EL_SPACESHIP_RIGHT,        &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
+  { EL_SPACESHIP_UP,   &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
+  { EL_SPACESHIP_LEFT, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
+  { EL_SPACESHIP_DOWN, &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
+  { EL_BD_FIREFLY_RIGHT,&level.score[SC_SPACESHIP],    TEXT_SMASHING   },
+  { EL_BD_FIREFLY_UP,  &level.score[SC_SPACESHIP],     TEXT_SMASHING   },
+  { EL_BD_FIREFLY_LEFT, &level.score[SC_SPACESHIP],    TEXT_SMASHING   },
+  { EL_BD_FIREFLY_DOWN, &level.score[SC_SPACESHIP],    TEXT_SMASHING   },
+  { EL_YAMYAM,         &level.score[SC_YAMYAM],        TEXT_SMASHING   },
+  { EL_DARK_YAMYAM,    &level.score[SC_YAMYAM],        TEXT_SMASHING   },
+  { EL_ROBOT,          &level.score[SC_ROBOT],         TEXT_SMASHING   },
+  { EL_PACMAN_RIGHT,   &level.score[SC_PACMAN],        TEXT_SMASHING   },
+  { EL_PACMAN_UP,      &level.score[SC_PACMAN],        TEXT_SMASHING   },
+  { EL_PACMAN_LEFT,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
+  { EL_PACMAN_DOWN,    &level.score[SC_PACMAN],        TEXT_SMASHING   },
+  { EL_NUT,            &level.score[SC_NUT],           TEXT_CRACKING   },
+  { EL_DYNAMITE,       &level.score[SC_DYNAMITE],      TEXT_COLLECTING },
+  { EL_KEY_1,          &level.score[SC_KEY],           TEXT_COLLECTING },
+  { EL_KEY_2,          &level.score[SC_KEY],           TEXT_COLLECTING },
+  { EL_KEY_3,          &level.score[SC_KEY],           TEXT_COLLECTING },
+  { EL_KEY_4,          &level.score[SC_KEY],           TEXT_COLLECTING },
+  { EL_EM_KEY_1_FILE,  &level.score[SC_KEY],           TEXT_COLLECTING },
+  { EL_EM_KEY_2_FILE,  &level.score[SC_KEY],           TEXT_COLLECTING },
+  { EL_EM_KEY_3_FILE,  &level.score[SC_KEY],           TEXT_COLLECTING },
+  { EL_EM_KEY_4_FILE,  &level.score[SC_KEY],           TEXT_COLLECTING },
+  { EL_AMOEBA_WET,     &level.amoeba_speed,            TEXT_SPEED      },
+  { EL_AMOEBA_DRY,     &level.amoeba_speed,            TEXT_SPEED      },
+  { EL_AMOEBA_FULL,    &level.amoeba_speed,            TEXT_SPEED      },
+  { EL_BD_AMOEBA,      &level.amoeba_speed,            TEXT_SPEED      },
+  { EL_MAGIC_WALL,     &level.time_magic_wall,         TEXT_DURATION   },
+  { EL_ROBOT_WHEEL,    &level.time_wheel,              TEXT_DURATION   },
+  { -1,                        NULL,                           NULL            }
+};
+
+static boolean checkPropertiesConfig()
+{
+  int i;
+
+  if (IS_GEM(properties_element) ||
+      IS_CUSTOM_ELEMENT(properties_element) ||
+      HAS_CONTENT(properties_element))
+    return TRUE;
+  else
+    for (i=0; elements_with_counter[i].element != -1; i++)
+      if (elements_with_counter[i].element == properties_element)
+       return TRUE;
+
+  return FALSE;
+}
+
+static void DrawPropertiesConfig()
+{
+  int counter_id = ED_COUNTER_ID_ELEM_SCORE;
+  int xoffset_right = getCounterGadgetWidth();
   int yoffset_right = ED_BORDER_SIZE;
-  int font_color = FC_GREEN;
+  int xoffset_right2 = ED_CHECKBUTTON_XSIZE + 2 * ED_GADGET_DISTANCE;
+  int yoffset_right2 = ED_BORDER_SIZE;
   int i, x, y;
 
-  for (i=0; i<MAX_ELEM_CONTENT; i++)
-    for (y=0; y<3; y++)
-      for (x=0; x<3; x++)
-       ElementContent[i][x][y] = level.mampfer_inhalt[i][x][y];
+  /* check if there are elements where a score can be chosen for */
+  for (i=0; elements_with_counter[i].element != -1; i++)
+  {
+    if (elements_with_counter[i].element == properties_element)
+    {
+      int x = counterbutton_info[counter_id].x + xoffset_right;
+      int y = counterbutton_info[counter_id].y + yoffset_right;
+
+      counterbutton_info[counter_id].value = elements_with_counter[i].value;
+      DrawTextF(x, y, FONT_TEXT_1, elements_with_counter[i].text);
+
+      ModifyEditorCounter(counter_id,  *counterbutton_info[counter_id].value);
+      MapCounterButtons(counter_id);
+      break;
+    }
+  }
+
+  if (HAS_CONTENT(properties_element) ||
+      IS_CUSTOM_ELEMENT(properties_element))
+  {
+    /* draw stickybutton gadget */
+    i = ED_CHECKBUTTON_ID_STICK_ELEMENT;
+    x = checkbutton_info[i].x + xoffset_right2;
+    y = checkbutton_info[i].y + yoffset_right2;
+
+    DrawTextF(x, y, FONT_TEXT_1, checkbutton_info[i].text);
+    ModifyGadget(level_editor_gadget[checkbutton_info[i].gadget_id],
+                GDI_CHECKED, *checkbutton_info[i].value, GDI_END);
+    MapCheckbuttonGadget(i);
+
+    if (HAS_CONTENT(properties_element))
+    {
+      if (IS_AMOEBOID(properties_element))
+       DrawAmoebaContentArea();
+      else
+       DrawElementContentAreas();
+    }
+    else if (IS_CUSTOM_ELEMENT(properties_element))
+      DrawCustomChangedArea();
+  }
+
+  if (IS_GEM(properties_element))
+  {
+    /* draw checkbutton gadget */
+    i = ED_CHECKBUTTON_ID_EM_SLIPPERY_GEMS;
+    x = checkbutton_info[i].x + xoffset_right2;
+    y = checkbutton_info[i].y + yoffset_right2;
+
+    DrawTextF(x, y, FONT_TEXT_1, checkbutton_info[i].text);
+    ModifyGadget(level_editor_gadget[checkbutton_info[i].gadget_id],
+                GDI_CHECKED, *checkbutton_info[i].value, GDI_END);
+    MapCheckbuttonGadget(i);
+  }
+
+  if (IS_CUSTOM_ELEMENT(properties_element))
+  {
+    CopyCustomElementPropertiesToEditor(properties_element);
+
+    for (i =  ED_CHECKBUTTON_ID_CUSTOM_INDESTRUCTIBLE;
+        i <= ED_CHECKBUTTON_ID_CUSTOM_SLIPPERY; i++)
+    {
+      /* draw checkbutton gadget */
+      x = checkbutton_info[i].x + xoffset_right2;
+      y = checkbutton_info[i].y + yoffset_right2;
+
+      DrawTextF(x, y, FONT_TEXT_1, checkbutton_info[i].text);
+      ModifyGadget(level_editor_gadget[checkbutton_info[i].gadget_id],
+                  GDI_CHECKED, *checkbutton_info[i].value, GDI_END);
+      MapCheckbuttonGadget(i);
+    }
+
+    /* draw selectbox gadget */
+    i = ED_SELECTBOX_ID_CUSTOM_CHANGE_CAUSE;
+    x = selectbox_info[i].x + xoffset_right2;
+    y = selectbox_info[i].y + yoffset_right2;
+
+    selectbox_info[i].index = &index_change_cause;
+
+    DrawTextF(x, y, FONT_TEXT_1, selectbox_info[i].text);
+    ModifyGadget(level_editor_gadget[selectbox_info[i].gadget_id],
+                GDI_SELECTBOX_INDEX, *selectbox_info[i].index, GDI_END);
+    MapSelectboxGadget(i);
+  }
+}
+
+char *getElementDescriptionFilename(int element)
+{
+  char *docs_dir = options.docs_directory;
+  char *elements_subdir = "elements";
+  static char *filename = NULL;
+  char basename[MAX_FILENAME_LEN];
+
+  if (filename != NULL)
+    free(filename);
+
+  /* 1st try: look for element description file for exactly this element */
+  sprintf(basename, "%s.txt", element_info[element].token_name);
+  filename = getPath3(docs_dir, elements_subdir, basename);
+  if (fileExists(filename))
+    return filename;
+
+  free(filename);
+
+  /* 2nd try: look for element description file for this element's class */
+  sprintf(basename, "%s.txt", element_info[element].class_name);
+  filename = getPath3(docs_dir, elements_subdir, basename);
+  if (fileExists(filename))
+    return filename;
+
+  return NULL;
+}
+
+static boolean PrintInfoText(char *text, int font_nr, int screen_line)
+{
+  int font_height = getFontHeight(font_nr);
+  int pad_x = ED_SETTINGS_XPOS;
+  int pad_y = 5 * TILEY;
+  int sx = SX + pad_x;
+  int sy = SY + pad_y;
+  int max_lines_per_screen = (SYSIZE - pad_y) / font_height - 1;
+
+  if (screen_line >= max_lines_per_screen)
+    return FALSE;
+
+  DrawText(sx, sy + screen_line * font_height, text, font_nr);
+
+  return TRUE;
+}
+
+static int PrintElementDescriptionFromFile(char *filename, int screen_line)
+{
+  int font_nr = FONT_TEXT_2;
+  int font_width = getFontWidth(font_nr);
+  int pad_x = ED_SETTINGS_XPOS;
+  int max_chars_per_line = (SXSIZE - 2 * pad_x) / font_width;
+  char line[MAX_LINE_LEN];
+  char buffer[max_chars_per_line + 1];
+  int buffer_len;
+  int lines_printed = 0;
+  FILE *file;
+
+  if (filename == NULL)
+    return 0;
+
+  if (!(file = fopen(filename, MODE_READ)))
+    return 0;
+
+  buffer[0] = '\0';
+  buffer_len = 0;
+
+  while(!feof(file))
+  {
+    char *line_ptr, *word_ptr;
+    boolean last_line_was_empty = TRUE;
+
+    /* read next line of input file */
+    if (!fgets(line, MAX_LINE_LEN, file))
+      break;
+
+    /* skip comments (lines directly beginning with '#') */
+    if (line[0] == '#')
+      continue;
+
+    /* cut trailing newline from input line */
+    for (line_ptr = line; *line_ptr; line_ptr++)
+    {
+      if (*line_ptr == '\n' || *line_ptr == '\r')
+      {
+       *line_ptr = '\0';
+       break;
+      }
+    }
+
+    if (strlen(line) == 0)             /* special case: force empty line */
+      strcpy(line, "\n");
+
+    word_ptr = line;
+
+    while (*word_ptr)
+    {
+      boolean print_buffer = FALSE;
+      int word_len;
+
+      /* skip leading whitespaces */
+      while (*word_ptr == ' ' || *word_ptr == '\t')
+       word_ptr++;
+
+      line_ptr = word_ptr;
+      word_len = 0;
+
+      /* look for end of next word */
+      while (*line_ptr != ' ' && *line_ptr != '\t' && *line_ptr != '\0')
+      {
+       line_ptr++;
+       word_len++;
+      }
+
+      if (word_len == 0)
+      {
+       continue;
+      }
+      else if (*word_ptr == '\n')      /* special case: force empty line */
+      {
+       if (buffer_len == 0)
+         word_ptr++;
+
+       /* prevent printing of multiple empty lines */
+       if (buffer_len > 0 || !last_line_was_empty)
+         print_buffer = TRUE;
+      }
+      else if (word_len < max_chars_per_line - buffer_len)
+      {
+       /* word fits into text buffer -- add word */
+
+       if (buffer_len > 0)
+         buffer[buffer_len++] = ' ';
+
+       strncpy(&buffer[buffer_len], word_ptr, word_len);
+       buffer_len += word_len;
+       buffer[buffer_len] = '\0';
+       word_ptr += word_len;
+      }
+      else if (buffer_len > 0)
+      {
+       /* not enough space left for word in text buffer -- print buffer */
+
+       print_buffer = TRUE;
+      }
+      else
+      {
+       /* word does not fit at all into empty text buffer -- cut word */
+
+       strncpy(buffer, word_ptr, max_chars_per_line);
+       buffer[max_chars_per_line] = '\0';
+       word_ptr += max_chars_per_line;
+       print_buffer = TRUE;
+      }
 
-  for (i=0; i<MAX_ELEM_CONTENT; i++)
-    UnmapDrawingArea(GADGET_ID_ELEM_CONTENT_0 + i);
+      if (print_buffer)
+      {
+       if (!PrintInfoText(buffer, font_nr, screen_line + lines_printed))
+         return lines_printed;
 
-  /* display counter to choose number of element content areas */
-  gadget_elem_content_value = num_areas;
+       last_line_was_empty = (buffer_len == 0);
+       lines_printed++;
+
+       buffer[0] = '\0';
+       buffer_len = 0;
+       print_buffer = FALSE;
+      }
+    }
+  }
 
-  x = counterbutton_info[ED_COUNTER_ID_ELEM_CONTENT].x + xoffset_right;
-  y = counterbutton_info[ED_COUNTER_ID_ELEM_CONTENT].y + yoffset_right;
-  DrawTextF(x, y, font_color, "number of content areas");
-  ModifyEditorCounter(ED_COUNTER_ID_ELEM_CONTENT, *gadget_elem_content_value);
-  MapCounterButtons(ED_COUNTER_ID_ELEM_CONTENT);
+  fclose(file);
 
-  /* delete content areas in case of reducing number of them */
-  XFillRectangle(display, backbuffer, gc,
-                SX, area_sy - MINI_TILEX,
-                SXSIZE, 12 * MINI_TILEY);
+  if (buffer_len > 0)
+    if (PrintInfoText(buffer, font_nr, screen_line + lines_printed))
+      lines_printed++;
 
-  /* draw some decorative border for the objects */
-  for (i=0; i<*num_areas; i++)
-  {
-    for (y=0; y<4; y++)
-      for (x=0; x<4; x++)
-       DrawMiniElement(area_x + 5 * (i % 4) + x, area_y + 6 * (i / 4) + y,
-                       EL_ERDREICH);
+  return lines_printed;
+}
 
-    XFillRectangle(display, drawto, gc,
-                  area_sx + 5 * (i % 4) * MINI_TILEX + MINI_TILEX/2 - 1,
-                  area_sy + 6 * (i / 4) * MINI_TILEY + MINI_TILEY/2 - 1,
-                  3 * MINI_TILEX + 2, 3 * MINI_TILEY + 2);
-  }
+static void DrawPropertiesTabulatorGadgets()
+{
+  struct GadgetInfo *gd_gi = level_editor_gadget[GADGET_ID_PROPERTIES_INFO];
+  struct GadgetDesign *gd = &gd_gi->alt_design[GD_BUTTON_UNPRESSED];
+  int gd_x = gd->x + gd_gi->border.width / 2;
+  int gd_y = gd->y + gd_gi->height - 1;
+  Pixel line_color = GetPixel(gd->bitmap, gd_x, gd_y);
+  int id_first = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
+  int id_last  = ED_TEXTBUTTON_ID_PROPERTIES_INFO;
+  int i;
 
-  /* copy border to the right location */
-  XCopyArea(display, drawto, drawto, gc,
-           area_sx, area_sy, (5 * 4 + 1) * MINI_TILEX, 11 * MINI_TILEY,
-           area_sx - MINI_TILEX/2, area_sy - MINI_TILEY/2);
+  /* draw additional "configure" tabulator for configurable elements */
+  if (checkPropertiesConfig())
+    id_last = ED_TEXTBUTTON_ID_PROPERTIES_CONFIG;
 
-  DrawText(area_sx + (5 * 4 - 1) * MINI_TILEX, area_sy + 0 * MINI_TILEY + 1,
-          "Content", FS_SMALL, font_color);
-  DrawText(area_sx + (5 * 4 - 1) * MINI_TILEX, area_sy + 1 * MINI_TILEY + 1,
-          "when", FS_SMALL, font_color);
-  DrawText(area_sx + (5 * 4 - 1) * MINI_TILEX, area_sy + 2 * MINI_TILEY + 1,
-          "smashed", FS_SMALL, font_color);
+  /* draw additional "advanced" tabulator for custom elements */
+  if (IS_CUSTOM_ELEMENT(properties_element))
+    id_last = ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED;
 
-  for (i=0; i<*num_areas; i++)
+  for (i=id_first; i <= id_last; i++)
   {
-    for (y=0; y<3; y++)
-      for (x=0; x<3; x++)
-       DrawMiniElement(area_x + 5 * (i % 4) + x, area_y + 6 * (i / 4) + y,
-                       ElementContent[i][x][y]);
+    int gadget_id = textbutton_info[i].gadget_id;
+    struct GadgetInfo *gi = level_editor_gadget[gadget_id];
+    boolean active = (i != edit_mode_properties);
+    Pixel color = (active ? BLACK_PIXEL : line_color);
 
-    DrawTextF(area_sx - SX + 5 * (i % 4) * MINI_TILEX + MINI_TILEX + 1,
-             area_sy - SY + 6 * (i / 4) * MINI_TILEY + 4 * MINI_TILEY - 4,
-             font_color, "%d", i + 1);
+    /* draw solid or black line below tabulator button */
+    FillRectangle(drawto, gi->x, gi->y + gi->height, gi->width, 1, color);
+
+    ModifyGadget(gi, GDI_ACTIVE, active, GDI_END);
+    MapTextbuttonGadget(i);
   }
 
-  for (i=0; i<*num_areas; i++)
-    MapDrawingArea(GADGET_ID_ELEM_CONTENT_0 + i);
+  /* draw little border line below tabulator buttons */
+  FillRectangle(drawto, gd_gi->x, gd_gi->y + gd_gi->height + 1,
+               3 * gd_gi->width + 2 * ED_GADGET_DISTANCE, ED_GADGET_DISTANCE,
+               line_color);
 }
 
-#define TEXT_COLLECTING                "Score for collecting"
-#define TEXT_SMASHING          "Score for smashing"
-#define TEXT_CRACKING          "Score for cracking"
-#define TEXT_SPEED             "Speed of amoeba growth"
-#define TEXT_DURATION          "Duration when activated"
-
-static void DrawPropertiesWindow()
+static void DrawPropertiesInfo()
 {
-  int num_elements_in_level;
-  float percentage;
-  int xoffset_right = counter_xsize;
-  int yoffset_right = ED_BORDER_SIZE;
-  int xoffset_right2 = ED_CHECKBUTTON_XSIZE + 2 * ED_GADGET_DISTANCE;
-  int yoffset_right2 = ED_BORDER_SIZE;
-  int xstart = 2;
-  int ystart = 4;
-  int font_color = FC_GREEN;
-  int i, x, y;
   static struct
   {
-    int element;
-    int *counter_value;
+    int value;
     char *text;
-  } elements_with_counter[] =
-  {
-    { EL_EDELSTEIN,    &level.score[0],        TEXT_COLLECTING },
-    { EL_EDELSTEIN_BD, &level.score[0],        TEXT_COLLECTING },
-    { EL_EDELSTEIN_GELB,&level.score[0],       TEXT_COLLECTING },
-    { EL_EDELSTEIN_ROT,        &level.score[0],        TEXT_COLLECTING },
-    { EL_EDELSTEIN_LILA,&level.score[0],       TEXT_COLLECTING },
-    { EL_DIAMANT,      &level.score[1],        TEXT_COLLECTING },
-    { EL_KAEFER_R,     &level.score[2],        TEXT_SMASHING },
-    { EL_KAEFER_O,     &level.score[2],        TEXT_SMASHING },
-    { EL_KAEFER_L,     &level.score[2],        TEXT_SMASHING },
-    { EL_KAEFER_U,     &level.score[2],        TEXT_SMASHING },
-    { EL_BUTTERFLY_R,  &level.score[2],        TEXT_SMASHING },
-    { EL_BUTTERFLY_O,  &level.score[2],        TEXT_SMASHING },
-    { EL_BUTTERFLY_L,  &level.score[2],        TEXT_SMASHING },
-    { EL_BUTTERFLY_U,  &level.score[2],        TEXT_SMASHING },
-    { EL_FLIEGER_R,    &level.score[3],        TEXT_SMASHING },
-    { EL_FLIEGER_O,    &level.score[3],        TEXT_SMASHING },
-    { EL_FLIEGER_L,    &level.score[3],        TEXT_SMASHING },
-    { EL_FLIEGER_U,    &level.score[3],        TEXT_SMASHING },
-    { EL_FIREFLY_R,    &level.score[3],        TEXT_SMASHING },
-    { EL_FIREFLY_O,    &level.score[3],        TEXT_SMASHING },
-    { EL_FIREFLY_L,    &level.score[3],        TEXT_SMASHING },
-    { EL_FIREFLY_U,    &level.score[3],        TEXT_SMASHING },
-    { EL_MAMPFER,      &level.score[4],        TEXT_SMASHING },
-    { EL_MAMPFER2,     &level.score[4],        TEXT_SMASHING },
-    { EL_ROBOT,                &level.score[5],        TEXT_SMASHING },
-    { EL_PACMAN_R,     &level.score[6],        TEXT_SMASHING },
-    { EL_PACMAN_O,     &level.score[6],        TEXT_SMASHING },
-    { EL_PACMAN_L,     &level.score[6],        TEXT_SMASHING },
-    { EL_PACMAN_U,     &level.score[6],        TEXT_SMASHING },
-    { EL_KOKOSNUSS,    &level.score[7],        TEXT_CRACKING },
-    { EL_DYNAMIT_AUS,  &level.score[8],        TEXT_COLLECTING },
-    { EL_SCHLUESSEL1,  &level.score[9],        TEXT_COLLECTING },
-    { EL_SCHLUESSEL2,  &level.score[9],        TEXT_COLLECTING },
-    { EL_SCHLUESSEL3,  &level.score[9],        TEXT_COLLECTING },
-    { EL_SCHLUESSEL4,  &level.score[9],        TEXT_COLLECTING },
-    { EL_AMOEBE_NASS,  &level.tempo_amoebe,    TEXT_SPEED },
-    { EL_AMOEBE_NORM,  &level.tempo_amoebe,    TEXT_SPEED },
-    { EL_AMOEBE_VOLL,  &level.tempo_amoebe,    TEXT_SPEED },
-    { EL_AMOEBE_BD,    &level.tempo_amoebe,    TEXT_SPEED },
-    { EL_SIEB_INAKTIV, &level.dauer_sieb,      TEXT_DURATION },
-    { EL_ABLENK_AUS,   &level.dauer_ablenk,    TEXT_DURATION },
-    { -1, NULL, NULL }
+  }
+  properties[] =
+  {
+    { EP_AMOEBALIVE,           "- living amoeba"               },
+    { EP_AMOEBOID,             "- amoeboid"                    },
+    { EP_PFORTE,               "- pforte"                      },
+    { EP_SOLID,                        "- solid"                       },
+    { EP_INDESTRUCTIBLE,       "- undestructible"              },
+    { EP_SLIPPERY,             "- slippery"                    },
+    { EP_ENEMY,                        "- enemy"                       },
+    { EP_MAUER,                        "- mauer"                       },
+    { EP_CAN_FALL,             "- can fall"                    },
+    { EP_CAN_SMASH,            "- can smash"                   },
+    { EP_CAN_CHANGE,           "- can change"                  },
+    { EP_CAN_MOVE,             "- can move"                    },
+    { EP_COULD_MOVE,           "- could move"                  },
+    { EP_DONT_TOUCH,           "- don't touch"                 },
+    { EP_DONT_GO_TO,           "- don't go to"                 },
+    { EP_FOOD_DARK_YAMYAM,     "- food for dark yamyam"        },
+    { EP_BD_ELEMENT,           "- BD style"                    },
+    { EP_SB_ELEMENT,           "- SB style"                    },
+    { EP_GEM,                  "- gem"                         },
+    { EP_INACTIVE,             "- inactive"                    },
+    { EP_EXPLOSIVE,            "- explosive"                   },
+    { EP_FOOD_PENGUIN,         "- food for penguin"            },
+    { EP_PUSHABLE,             "- pushable"                    },
+    { EP_PLAYER,               "- player"                      },
+    { EP_HAS_CONTENT,          "- has content"                 },
+    { EP_DIGGABLE,             "- diggable"                    },
+    { EP_SP_ELEMENT,           "- SB style"                    },
+    { EP_WALKABLE_THROUGH,     "- walkable through"            },
+    { EP_OVER_PLAYER,          "- over player"                 },
+    { EP_ACTIVE_BOMB,          "- active bomb"                 },
+    { EP_BELT,                 "- belt"                        },
+    { EP_BELT_ACTIVE,          "- active belt"                 },
+    { EP_BELT_SWITCH,          "- belt switch"                 },
+    { EP_WALKABLE_UNDER,       "- walkable under"              },
+    { EP_EM_SLIPPERY_WALL,     "- EM style slippery wall"      },
+    { EP_CAN_BE_CRUMBLED,      "- can be crumbled"             },
+    { -1,                      NULL                            }
   };
-
-  ClearWindow();
-  UnmapLevelEditorWindowGadgets();
-
-  DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS_YPOS,
-          "Element Settings", FS_BIG, FC_YELLOW);
-
-  /* draw some decorative border for the object */
-  for (y=0; y<3; y++)
-    for (x=0; x<3; x++)
-      DrawMiniElement(xstart + x , ystart + y, EL_ERDREICH);
-
-  XFillRectangle(display, drawto, gc,
-                SX + xstart * MINI_TILEX + MINI_TILEX/2 - 1,
-                SY + ystart * MINI_TILEY + MINI_TILEY/2 - 1,
-                TILEX + 2, TILEY + 2);
-
-  /* copy border to the right location */
-  XCopyArea(display, drawto, drawto, gc,
-           SX + xstart * MINI_TILEX,
-           SY + ystart * MINI_TILEY,
-           2 * TILEX, 2 * TILEY,
-           SX + xstart * MINI_TILEX - MINI_TILEX/2,
-           SY + ystart * MINI_TILEY - MINI_TILEY/2);
-
-  DrawGraphic(xstart/2, ystart/2, el2gfx(properties_element));
-
-  /* copy the whole stuff to the definitive location */
-  XCopyArea(display, drawto, drawto, gc,
-           SX + xstart * MINI_TILEX - MINI_TILEX/2,
-           SY + ystart * MINI_TILEY - MINI_TILEY,
-           2 * TILEX, 2 * TILEY,
-           SX + xstart * MINI_TILEX - MINI_TILEX/2,
-           SY + ystart * MINI_TILEY - MINI_TILEY/2);
-
-  DrawTextF((xstart + 3) * MINI_TILEX, (ystart + 1) * MINI_TILEY,
-           font_color, element_info[properties_element]);
+  char *filename = getElementDescriptionFilename(properties_element);
+  char *percentage_text = "In this level:";
+  char *properties_text = "Standard properties:";
+  float percentage;
+  int num_elements_in_level;
+  int num_standard_properties = 0;
+  int font1_nr = FONT_TEXT_1;
+  int font2_nr = FONT_TEXT_2;
+  int font1_width = getFontWidth(font1_nr);
+  int font2_height = getFontHeight(font2_nr);
+  int pad_x = ED_SETTINGS_XPOS;
+  int pad_y = 5 * TILEY;
+  int screen_line = 2;
+  int i, x, y;
 
   num_elements_in_level = 0;
   for (y=0; y<lev_fieldy; y++) 
@@ -2366,68 +3739,86 @@ static void DrawPropertiesWindow()
        num_elements_in_level++;
   percentage = num_elements_in_level * 100.0 / (lev_fieldx * lev_fieldy);
 
-  DrawTextF(ED_SETTINGS_XPOS, 5 * TILEY, font_color, "In this level:");
-  DrawTextF(ED_SETTINGS_XPOS + 15 * FONT2_XSIZE, 5 * TILEY, FC_YELLOW,
-           "%d (%.2f%%)", num_elements_in_level, percentage);
+  DrawTextF(pad_x, pad_y, font1_nr, percentage_text);
+  DrawTextF(pad_x + strlen(percentage_text) * font1_width, pad_y,
+           font2_nr, "%d (%.2f%%)", num_elements_in_level, percentage);
 
-  /* check if there are elements where a score can be chosen for */
-  for (i=0; elements_with_counter[i].element != -1; i++)
+  for (i=0; properties[i].value != -1; i++)
+    if (HAS_PROPERTY(properties_element, properties[i].value))
+      num_standard_properties++;
+
+  if (num_standard_properties > 0)
   {
-    if (elements_with_counter[i].element == properties_element)
-    {
-      int x = counterbutton_info[ED_COUNTER_ID_ELEM_SCORE].x + xoffset_right;
-      int y = counterbutton_info[ED_COUNTER_ID_ELEM_SCORE].y + yoffset_right;
+    DrawTextF(pad_x, pad_y + screen_line * font2_height, font1_nr,
+             properties_text);
+    screen_line++;
 
-      gadget_elem_score_value = elements_with_counter[i].counter_value;
+    for (i=0; properties[i].value != -1; i++)
+    {
+      if (!HAS_PROPERTY(properties_element, properties[i].value))
+       continue;
 
-      DrawTextF(x, y, font_color, elements_with_counter[i].text);
-      ModifyEditorCounter(ED_COUNTER_ID_ELEM_SCORE, *gadget_elem_score_value);
-      MapCounterButtons(ED_COUNTER_ID_ELEM_SCORE);
-      break;
+      DrawTextF(pad_x, pad_y + screen_line * font2_height, font2_nr,
+               properties[i].text);
+      screen_line++;
     }
+
+    screen_line++;
   }
 
-  if (HAS_CONTENT(properties_element))
-  {
+  PrintInfoText("Description:", FONT_TEXT_1, screen_line);
+  if (PrintElementDescriptionFromFile(filename, screen_line + 1) == 0)
+    PrintInfoText("No description available.", FONT_TEXT_1, screen_line);
+}
 
-#if 1
-    /* draw stickybutton gadget */
-    i = ED_CHECKBUTTON_ID_STICK_ELEMENT;
-    x = checkbutton_info[i].x + xoffset_right2;
-    y = checkbutton_info[i].y + yoffset_right2;
+static void DrawPropertiesAdvanced()
+{
+  DrawText(SX + ED_SETTINGS_XPOS, SY + 5 * TILEY, "Coming soon!", FONT_TEXT_1);
+}
 
-    DrawTextF(x, y, font_color, checkbutton_info[i].text);
-    ModifyGadget(level_editor_gadget[checkbutton_info[i].gadget_id],
-                GDI_CHECKED, *checkbutton_info[i].value, GDI_END);
-    MapCheckbuttonGadget(i);
-#endif
+static void DrawPropertiesWindow()
+{
+  int xstart = 2;
+  int ystart = 4;
 
+  /* make sure that previous properties edit mode exists for this element */
+  if (edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED &&
+      !IS_CUSTOM_ELEMENT(properties_element))
+    edit_mode_properties = ED_MODE_PROPERTIES_CONFIG;
 
-    if (IS_AMOEBOID(properties_element))
-      DrawAmoebaContentArea();
-    else
-      DrawElementContentAreas();
-  }
-}
+  if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG &&
+      !checkPropertiesConfig())
+    edit_mode_properties = ED_MODE_PROPERTIES_INFO;
 
-static void swap_numbers(int *i1, int *i2)
-{
-  int help = *i1;
+  UnmapLevelEditorWindowGadgets();
 
-  *i1 = *i2;
-  *i2 = help;
-}
+  SetMainBackgroundImage(IMG_BACKGROUND_EDITOR);
+  ClearWindow();
 
-static void swap_number_pairs(int *x1, int *y1, int *x2, int *y2)
-{
-  int help_x = *x1;
-  int help_y = *y1;
+  DrawText(SX + ED_SETTINGS2_XPOS, SY + ED_SETTINGS_YPOS,
+          "Element Settings", FONT_TITLE_1);
+
+  DrawElementBorder(SX + xstart * MINI_TILEX,
+                   SY + ystart * MINI_TILEY + MINI_TILEY / 2,
+                   TILEX, TILEY);
+  DrawGraphicAnimationExt(drawto,
+                         SX + xstart * MINI_TILEX,
+                         SY + ystart * MINI_TILEY + MINI_TILEY / 2,
+                         el2img(properties_element), -1, NO_MASKING);
+
+  FrameCounter = 0;    /* restart animation frame counter */
 
-  *x1 = *x2;
-  *x2 = help_x;
+  DrawTextF((xstart + 3) * MINI_TILEX, (ystart + 1) * MINI_TILEY,
+           FONT_TEXT_1, getElementInfoText(properties_element));
+
+  DrawPropertiesTabulatorGadgets();
 
-  *y1 = *y2;
-  *y2 = help_y;
+  if (edit_mode_properties == ED_MODE_PROPERTIES_INFO)
+    DrawPropertiesInfo();
+  else if (edit_mode_properties == ED_MODE_PROPERTIES_CONFIG)
+    DrawPropertiesConfig();
+  else /* edit_mode_properties == ED_MODE_PROPERTIES_ADVANCED */
+    DrawPropertiesAdvanced();
 }
 
 static void DrawLineElement(int sx, int sy, int element, boolean change_level)
@@ -2501,8 +3892,8 @@ static void DrawLine(int from_x, int from_y, int to_x, int to_y,
   }
 }
 
-static void DrawRectangle(int from_x, int from_y, int to_x, int to_y,
-                         int element, boolean change_level)
+static void DrawBox(int from_x, int from_y, int to_x, int to_y,
+                   int element, boolean change_level)
 {
   DrawLine(from_x, from_y, from_x, to_y, element, change_level);
   DrawLine(from_x, to_y, to_x, to_y, element, change_level);
@@ -2609,14 +4000,10 @@ static void DrawAreaBorder(int from_x, int from_y, int to_x, int to_y)
   to_sx = SX + to_x * MINI_TILEX + MINI_TILEX - 1;
   to_sy = SY + to_y * MINI_TILEY + MINI_TILEY - 1;
 
-  XSetForeground(display, gc, WhitePixel(display, screen));
-
-  XDrawLine(display, drawto, gc, from_sx, from_sy, to_sx, from_sy);
-  XDrawLine(display, drawto, gc, to_sx, from_sy, to_sx, to_sy);
-  XDrawLine(display, drawto, gc, to_sx, to_sy, from_sx, to_sy);
-  XDrawLine(display, drawto, gc, from_sx, to_sy, from_sx, from_sy);
-
-  XSetForeground(display, gc, BlackPixel(display, screen));
+  DrawSimpleWhiteLine(drawto, from_sx, from_sy, to_sx, from_sy);
+  DrawSimpleWhiteLine(drawto, to_sx, from_sy, to_sx, to_sy);
+  DrawSimpleWhiteLine(drawto, to_sx, to_sy, from_sx, to_sy);
+  DrawSimpleWhiteLine(drawto, from_sx, to_sy, from_sx, from_sy);
 
   if (from_x == to_x && from_y == to_y)
     MarkTileDirty(from_x/2, from_y/2);
@@ -2628,7 +4015,7 @@ static void SelectArea(int from_x, int from_y, int to_x, int to_y,
                       int element, boolean change_level)
 {
   if (element == -1 || change_level)
-    DrawRectangle(from_x, from_y, to_x, to_y, -1, FALSE);
+    DrawBox(from_x, from_y, to_x, to_y, -1, FALSE);
   else
     DrawAreaBorder(from_x, from_y, to_x, to_y);
 }
@@ -2646,16 +4033,12 @@ static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
   static int brush_width, brush_height;
   static int last_cursor_x = -1, last_cursor_y = -1;
   static boolean delete_old_brush;
-  int new_element;
+  int new_element = BUTTON_ELEMENT(button);
   int x, y;
 
   if (mode == CB_DELETE_OLD_CURSOR && !delete_old_brush)
     return;
 
-  new_element = (button == 1 ? new_element1 :
-                button == 2 ? new_element2 :
-                button == 3 ? new_element3 : 0);
-
   if (mode == CB_AREA_TO_BRUSH)
   {
     int from_lx, from_ly;
@@ -2737,19 +4120,9 @@ static void CopyBrushExt(int from_x, int from_y, int to_x, int to_y,
       }
     }
 
-    /*
-    printf("%d, %d - %d, %d in level and screen\n",
-          border_from_x, border_from_y, border_to_x, border_to_y);
-    */
-
     if (mode != CB_DELETE_OLD_CURSOR)
       DrawAreaBorder(border_from_x, border_from_y, border_to_x, border_to_y);
 
-    /*
-    if (mode == CB_BRUSH_TO_LEVEL)
-      CopyLevelToUndoBuffer(UNDO_IMMEDIATE);
-    */
-
     last_cursor_x = cursor_x;
     last_cursor_y = cursor_y;
     delete_old_brush = TRUE;
@@ -2809,40 +4182,41 @@ static void FloodFill(int from_x, int from_y, int fill_element)
 }
 
 /* values for DrawLevelText() modes */
-#define TEXT_INIT      0
-#define TEXT_SETCURSOR 1
-#define TEXT_WRITECHAR 2
-#define TEXT_BACKSPACE 3
-#define TEXT_NEWLINE   4
-#define TEXT_END       5
-
-static void DrawLevelText(int sx, int sy, char letter, int mode)
+#define TEXT_INIT              0
+#define TEXT_SETCURSOR         1
+#define TEXT_WRITECHAR         2
+#define TEXT_BACKSPACE         3
+#define TEXT_NEWLINE           4
+#define TEXT_END               5
+#define TEXT_QUERY_TYPING      6
+
+static int DrawLevelText(int sx, int sy, char letter, int mode)
 {
   static short delete_buffer[MAX_LEV_FIELDX];
   static int start_sx, start_sy;
   static int last_sx, last_sy;
   static boolean typing = FALSE;
   int letter_element = EL_CHAR_ASCII0 + letter;
-  int lx, ly;
+  int lx = 0, ly = 0;
 
   /* map lower case letters to upper case and convert special characters */
   if (letter >= 'a' && letter <= 'z')
     letter_element = EL_CHAR_ASCII0 + letter + (int)('A' - 'a');
   else if (letter == 'ä' || letter == 'Ä')
-    letter_element = EL_CHAR_AE;
+    letter_element = EL_CHAR_AUMLAUT;
   else if (letter == 'ö' || letter == 'Ö')
-    letter_element = EL_CHAR_OE;
+    letter_element = EL_CHAR_OUMLAUT;
   else if (letter == 'ü' || letter == 'Ãœ')
-    letter_element = EL_CHAR_UE;
+    letter_element = EL_CHAR_UUMLAUT;
   else if (letter == '^')
-    letter_element = EL_CHAR_COPY;
+    letter_element = EL_CHAR_COPYRIGHT;
   else
     letter_element = EL_CHAR_ASCII0 + letter;
 
   if (mode != TEXT_INIT)
   {
     if (!typing)
-      return;
+      return FALSE;
 
     if (mode != TEXT_SETCURSOR)
     {
@@ -2892,7 +4266,7 @@ static void DrawLevelText(int sx, int sy, char letter, int mode)
       if (sx > start_sx)
       {
        Feld[lx - 1][ly] = delete_buffer[sx - start_sx - 1];
-       DrawMiniElement(sx - 1, sy, new_element3);
+       DrawMiniElement(sx - 1, sy, Feld[lx - 1][ly]);
        DrawLevelText(sx - 1, sy, 0, TEXT_SETCURSOR);
       }
       break;
@@ -2910,9 +4284,14 @@ static void DrawLevelText(int sx, int sy, char letter, int mode)
       typing = FALSE;
       break;
 
+    case TEXT_QUERY_TYPING:
+      break;
+
     default:
       break;
   }
+
+  return typing;
 }
 
 static void SetTextCursor(int unused_sx, int unused_sy, int sx, int sy,
@@ -2963,7 +4342,7 @@ static void CopyLevelToUndoBuffer(int mode)
     for(y=0; y<lev_fieldy; y++)
       UndoBuffer[undo_buffer_position][x][y] = Feld[x][y];
 
-  /* check if change of border style was forced by drawing operation */
+  /* check if drawing operation forces change of border style */
   last_border_element = BorderElement;
   SetBorderElement();
   if (BorderElement != last_border_element)
@@ -3064,7 +4443,7 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
   int sx = gi->event.x, sy = gi->event.y;
   int min_sx = 0, min_sy = 0;
   int max_sx = gi->drawing.area_xsize - 1, max_sy = gi->drawing.area_ysize - 1;
-  int lx, ly;
+  int lx = 0, ly = 0;
   int min_lx = 0, min_ly = 0;
   int max_lx = lev_fieldx - 1, max_ly = lev_fieldy - 1;
   int x, y;
@@ -3072,11 +4451,6 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
   /* handle info callback for each invocation of action callback */
   gi->callback_info(gi);
 
-  /*
-  if (edit_mode != ED_MODE_DRAWING)
-    return;
-  */
-
   button_press_event = (gi->event.type == GD_EVENT_PRESSED);
   button_release_event = (gi->event.type == GD_EVENT_RELEASED);
 
@@ -3111,17 +4485,6 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
   if (!button && !button_release_event)
     return;
 
-
-#if 0
-  if (button_release_event)
-    button = 0;
-#endif
-
-#if 0
-  if (!draw_level && drawing_function != GADGET_ID_SINGLE_ITEMS)
-    return;
-#endif
-
   /* automatically switch to 'single item' drawing mode, if needed */
   actual_drawing_function =
     (draw_level ? drawing_function : GADGET_ID_SINGLE_ITEMS);
@@ -3150,20 +4513,20 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
        }
        else if (new_element != Feld[lx][ly])
        {
-         if (new_element == EL_SPIELFIGUR)
+         if (new_element == EL_PLAYER_1)
          {
            /* remove player at old position */
            for(y=0; y<lev_fieldy; y++)
            {
              for(x=0; x<lev_fieldx; x++)
              {
-               if (Feld[x][y] == EL_SPIELFIGUR || Feld[x][y] == EL_SPIELER1)
+               if (Feld[x][y] == EL_PLAYER_1)
                {
-                 Feld[x][y] = EL_LEERRAUM;
+                 Feld[x][y] = EL_EMPTY;
                  if (x - level_xpos >= 0 && x - level_xpos < ed_fieldx &&
                      y - level_ypos >= 0 && y - level_ypos < ed_fieldy)
                    DrawMiniElement(x - level_xpos, y - level_ypos,
-                                   EL_LEERRAUM);
+                                   EL_EMPTY);
                }
              }
            }
@@ -3175,22 +4538,29 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
       }
       else
       {
-       DrawMiniGraphicExt(drawto, gc,
+       DrawMiniGraphicExt(drawto,
                           gi->x + sx * MINI_TILEX,
                           gi->y + sy * MINI_TILEY,
-                          el2gfx(new_element));
-       DrawMiniGraphicExt(window, gc,
+                          el2edimg(new_element));
+       DrawMiniGraphicExt(window,
                           gi->x + sx * MINI_TILEX,
                           gi->y + sy * MINI_TILEY,
-                          el2gfx(new_element));
+                          el2edimg(new_element));
 
        if (id == GADGET_ID_AMOEBA_CONTENT)
-         level.amoebe_inhalt = new_element;
+         level.amoeba_content = new_element;
+       else if (id == GADGET_ID_CUSTOM_CHANGED &&
+                IS_CUSTOM_ELEMENT(properties_element))
+       {
+         int i = properties_element - EL_CUSTOM_START;
+
+         level.custom_element_successor[i] = new_element;
+       }
        else if (id == GADGET_ID_RANDOM_BACKGROUND)
          random_placement_background_element = new_element;
        else if (id >= GADGET_ID_ELEM_CONTENT_0 &&
                 id <= GADGET_ID_ELEM_CONTENT_7)
-         level.mampfer_inhalt[id - GADGET_ID_ELEM_CONTENT_0][sx][sy] =
+         level.yam_content[id - GADGET_ID_ELEM_CONTENT_0][sx][sy] =
            new_element;
       }
       break;
@@ -3232,7 +4602,7 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
        else if (drawing_function == GADGET_ID_ARC)
          draw_func = DrawArc;
        else if (drawing_function == GADGET_ID_RECTANGLE)
-         draw_func = DrawRectangle;
+         draw_func = DrawBox;
        else if (drawing_function == GADGET_ID_FILLED_BOX)
          draw_func = DrawFilledBox;
        else if (drawing_function == GADGET_ID_GRAB_BRUSH)
@@ -3256,7 +4626,8 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
          {
            CopyAreaToBrush(start_sx, start_sy, sx, sy, button);
            CopyBrushToCursor(sx, sy);
-           ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],MB_LEFT);
+           ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS],
+                         MB_LEFTBUTTON);
            draw_with_brush = TRUE;
          }
          else if (drawing_function == GADGET_ID_TEXT)
@@ -3284,10 +4655,12 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
       break;
 
     case GADGET_ID_PICK_ELEMENT:
-      if (button_press_event)
-       PickDrawingElement(button, Feld[lx][ly]);
       if (button_release_event)
-       ClickOnGadget(level_editor_gadget[last_drawing_function], MB_LEFT);
+       ClickOnGadget(level_editor_gadget[last_drawing_function],
+                     MB_LEFTBUTTON);
+      else
+       PickDrawingElement(button, Feld[lx][ly]);
+
       break;
 
     default:
@@ -3297,96 +4670,53 @@ static void HandleDrawingAreas(struct GadgetInfo *gi)
 
 static void HandleCounterButtons(struct GadgetInfo *gi)
 {
-  int id = gi->custom_id;
+  int gadget_id = gi->custom_id;
+  int counter_id = gi->custom_type_id;
   int button = gi->event.button;
-  int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
+  int *counter_value = counterbutton_info[counter_id].value;
+  int step = BUTTON_STEPSIZE(button) *
+    (gadget_id == counterbutton_info[counter_id].gadget_id_down ? -1 : +1);
 
-  switch (id)
+  if (counter_id == ED_COUNTER_ID_SELECT_LEVEL)
   {
-    case GADGET_ID_ELEM_SCORE_DOWN:
-    case GADGET_ID_ELEM_SCORE_UP:
-      step *= (id == GADGET_ID_ELEM_SCORE_DOWN ? -1 : 1);
-      ModifyEditorCounter(ED_COUNTER_ID_ELEM_SCORE,
-                         *gadget_elem_score_value + step);
-      break;
-    case GADGET_ID_ELEM_SCORE_TEXT:
-      *gadget_elem_score_value = gi->text.number_value;
-      break;
-
-    case GADGET_ID_ELEM_CONTENT_DOWN:
-    case GADGET_ID_ELEM_CONTENT_UP:
-      step *= (id == GADGET_ID_ELEM_CONTENT_DOWN ? -1 : 1);
-      ModifyEditorCounter(ED_COUNTER_ID_ELEM_CONTENT,
-                         *gadget_elem_content_value + step);
-      DrawElementContentAreas();
-      break;
-    case GADGET_ID_ELEM_CONTENT_TEXT:
-      *gadget_elem_content_value = gi->text.number_value;
-      DrawElementContentAreas();
-      break;
+    boolean pressed = (gi->event.type == GD_EVENT_PRESSED);
+    boolean released = (gi->event.type == GD_EVENT_RELEASED);
+    boolean level_changed = LevelChanged();
 
-    case GADGET_ID_LEVEL_XSIZE_DOWN:
-    case GADGET_ID_LEVEL_XSIZE_UP:
-      step *= (id == GADGET_ID_LEVEL_XSIZE_DOWN ? -1 : 1);
-      ModifyEditorCounter(ED_COUNTER_ID_LEVEL_XSIZE,
-                         *gadget_level_xsize_value + step);
-      level.fieldx = lev_fieldx;
-      break;
-    case GADGET_ID_LEVEL_XSIZE_TEXT:
-      *gadget_level_xsize_value = gi->text.number_value;
-      level.fieldx = lev_fieldx;
-      break;
+    if ((level_changed && pressed) || (!level_changed && released))
+      return;
 
-    case GADGET_ID_LEVEL_YSIZE_DOWN:
-    case GADGET_ID_LEVEL_YSIZE_UP:
-      step *= (id == GADGET_ID_LEVEL_YSIZE_DOWN ? -1 : 1);
-      ModifyEditorCounter(ED_COUNTER_ID_LEVEL_YSIZE,
-                         *gadget_level_ysize_value + step);
-      level.fieldy = lev_fieldy;
-      break;
-    case GADGET_ID_LEVEL_YSIZE_TEXT:
-      *gadget_level_ysize_value = gi->text.number_value;
-      level.fieldy = lev_fieldy;
-      break;
+    if (level_changed && !Request("Level has changed! Discard changes ?",
+                                 REQ_ASK))
+    {
+      if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
+       ModifyEditorCounter(counter_id, *counter_value);
+      return;
+    }
+  }
 
-    case GADGET_ID_LEVEL_RANDOM_DOWN:
-    case GADGET_ID_LEVEL_RANDOM_UP:
-      step *= (id == GADGET_ID_LEVEL_RANDOM_DOWN ? -1 : 1);
-      ModifyEditorCounter(ED_COUNTER_ID_LEVEL_RANDOM,
-                         *gadget_level_random_value + step);
-      break;
-    case GADGET_ID_LEVEL_RANDOM_TEXT:
-      *gadget_level_random_value = gi->text.number_value;
-      break;
+  if (gadget_id == counterbutton_info[counter_id].gadget_id_text)
+    *counter_value = gi->text.number_value;
+  else
+    ModifyEditorCounter(counter_id, *counter_value + step);
 
-    case GADGET_ID_LEVEL_COLLECT_DOWN:
-    case GADGET_ID_LEVEL_COLLECT_UP:
-      step *= (id == GADGET_ID_LEVEL_COLLECT_DOWN ? -1 : 1);
-      ModifyEditorCounter(ED_COUNTER_ID_LEVEL_COLLECT,
-                         *gadget_level_collect_value + step);
-      break;
-    case GADGET_ID_LEVEL_COLLECT_TEXT:
-      *gadget_level_collect_value = gi->text.number_value;
+  switch (counter_id)
+  {
+    case ED_COUNTER_ID_ELEM_CONTENT:
+      DrawElementContentAreas();
       break;
 
-    case GADGET_ID_LEVEL_TIMELIMIT_DOWN:
-    case GADGET_ID_LEVEL_TIMELIMIT_UP:
-      step *= (id == GADGET_ID_LEVEL_TIMELIMIT_DOWN ? -1 : 1);
-      ModifyEditorCounter(ED_COUNTER_ID_LEVEL_TIMELIMIT,
-                         *gadget_level_timelimit_value + step);
-      break;
-    case GADGET_ID_LEVEL_TIMELIMIT_TEXT:
-      *gadget_level_timelimit_value = gi->text.number_value;
+    case ED_COUNTER_ID_LEVEL_XSIZE:
+    case ED_COUNTER_ID_LEVEL_YSIZE:
+      lev_fieldx = level.fieldx;
+      lev_fieldy = level.fieldy;
       break;
 
-    case GADGET_ID_LEVEL_TIMESCORE_DOWN:
-    case GADGET_ID_LEVEL_TIMESCORE_UP:
-      step *= (id == GADGET_ID_LEVEL_TIMESCORE_DOWN ? -1 : 1);
-      ModifyEditorCounter(ED_COUNTER_ID_LEVEL_TIMESCORE,
-                         *gadget_level_timescore_value + step);
-      break;
-    case GADGET_ID_LEVEL_TIMESCORE_TEXT:
-      *gadget_level_timescore_value = gi->text.number_value;
+    case ED_COUNTER_ID_SELECT_LEVEL:
+      LoadLevel(level_nr);
+      TapeErase();
+      ResetUndoBuffer();
+      DrawEditModeWindow();
       break;
 
     default:
@@ -3396,31 +4726,56 @@ static void HandleCounterButtons(struct GadgetInfo *gi)
 
 static void HandleTextInputGadgets(struct GadgetInfo *gi)
 {
-  int id = gi->custom_id;
+  strcpy(textinput_info[gi->custom_type_id].value, gi->text.value);
+}
 
-  switch (id)
-  {
-    case GADGET_ID_LEVEL_NAME:
-      strcpy(level.name, gi->text.value);
-      break;
+static void HandleSelectboxGadgets(struct GadgetInfo *gi)
+{
+  int type_id = gi->custom_type_id;
 
-    case GADGET_ID_LEVEL_AUTHOR:
-      strcpy(level.author, gi->text.value);
-      break;
+  *selectbox_info[type_id].index = gi->selectbox.index;
 
-    default:
-      break;
+#if 0
+  printf("Selected text value: '%s' [%d]\n",
+        selectbox_info[type_id].options[gi->selectbox.index].text,
+        selectbox_info[type_id].options[gi->selectbox.index].value);
+#endif
+}
+
+static void HandleTextbuttonGadgets(struct GadgetInfo *gi)
+{
+  if (gi->custom_type_id >= ED_TEXTBUTTON_ID_PROPERTIES_INFO &&
+      gi->custom_type_id <= ED_TEXTBUTTON_ID_PROPERTIES_ADVANCED)
+  {
+    edit_mode_properties = gi->custom_type_id;
+
+    DrawPropertiesWindow();
   }
 }
 
+static void HandleRadiobuttons(struct GadgetInfo *gi)
+{
+  *radiobutton_info[gi->custom_type_id].value =
+    radiobutton_info[gi->custom_type_id].checked_value;
+}
+
+static void HandleCheckbuttons(struct GadgetInfo *gi)
+{
+  int type_id = gi->custom_type_id;
+
+  *checkbutton_info[type_id].value ^= TRUE;
+
+  if (type_id >= ED_CHECKBUTTON_ID_CUSTOM_FIRST &&
+      type_id <= ED_CHECKBUTTON_ID_CUSTOM_LAST)
+    CopyCustomElementPropertiesToGame(properties_element);
+}
+
 static void HandleControlButtons(struct GadgetInfo *gi)
 {
   int id = gi->custom_id;
   int button = gi->event.button;
-  int step = (button == 1 ? 1 : button == 2 ? 5 : 10);
+  int step = BUTTON_STEPSIZE(button);
   int new_element = BUTTON_ELEMENT(button);
-  int player_present = FALSE;
-  int level_changed = FALSE;
   int i, x, y;
 
   if (edit_mode == ED_MODE_DRAWING && drawing_function == GADGET_ID_TEXT)
@@ -3438,9 +4793,6 @@ static void HandleControlButtons(struct GadgetInfo *gi)
     case GADGET_ID_SCROLL_LEFT:
       if (level_xpos >= 0)
       {
-       int gadget_id = GADGET_ID_SCROLL_HORIZONTAL;
-       struct GadgetInfo *gi = level_editor_gadget[gadget_id];
-
        if (lev_fieldx < ed_fieldx - 2)
          break;
 
@@ -3452,16 +4804,14 @@ static void HandleControlButtons(struct GadgetInfo *gi)
        else
          DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
 
-       ModifyGadget(gi, GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
+       ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
+                    GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
       }
       break;
 
     case GADGET_ID_SCROLL_RIGHT:
       if (level_xpos <= lev_fieldx - ed_fieldx)
       {
-       int gadget_id = GADGET_ID_SCROLL_HORIZONTAL;
-       struct GadgetInfo *gi = level_editor_gadget[gadget_id];
-
        if (lev_fieldx < ed_fieldx - 2)
          break;
 
@@ -3473,16 +4823,14 @@ static void HandleControlButtons(struct GadgetInfo *gi)
        else
          DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
 
-       ModifyGadget(gi, GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
+       ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_HORIZONTAL],
+                    GDI_SCROLLBAR_ITEM_POSITION, level_xpos + 1, GDI_END);
       }
       break;
 
     case GADGET_ID_SCROLL_UP:
       if (level_ypos >= 0)
       {
-       int gadget_id = GADGET_ID_SCROLL_VERTICAL;
-       struct GadgetInfo *gi = level_editor_gadget[gadget_id];
-
        if (lev_fieldy < ed_fieldy - 2)
          break;
 
@@ -3494,16 +4842,14 @@ static void HandleControlButtons(struct GadgetInfo *gi)
        else
          DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
 
-       ModifyGadget(gi, GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
+       ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
+                    GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
       }
       break;
 
     case GADGET_ID_SCROLL_DOWN:
       if (level_ypos <= lev_fieldy - ed_fieldy)
       {
-       int gadget_id = GADGET_ID_SCROLL_VERTICAL;
-       struct GadgetInfo *gi = level_editor_gadget[gadget_id];
-
        if (lev_fieldy < ed_fieldy - 2)
          break;
 
@@ -3515,7 +4861,8 @@ static void HandleControlButtons(struct GadgetInfo *gi)
        else
          DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
 
-       ModifyGadget(gi, GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
+       ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_VERTICAL],
+                    GDI_SCROLLBAR_ITEM_POSITION, level_ypos + 1, GDI_END);
       }
       break;
 
@@ -3529,26 +4876,36 @@ static void HandleControlButtons(struct GadgetInfo *gi)
       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
       break;
 
-    case GADGET_ID_ELEMENTLIST_UP:
-    case GADGET_ID_ELEMENTLIST_DOWN:
-      step *= (id == GADGET_ID_ELEMENTLIST_UP ? -1 : +1);
-      element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
+    case GADGET_ID_SCROLL_LIST_UP:
+    case GADGET_ID_SCROLL_LIST_DOWN:
+    case GADGET_ID_SCROLL_LIST_VERTICAL:
+      if (id == GADGET_ID_SCROLL_LIST_VERTICAL)
+       element_shift = gi->event.item_position * ED_ELEMENTLIST_BUTTONS_HORIZ;
+      else
+      {
+       step *= (id == GADGET_ID_SCROLL_LIST_UP ? -1 : +1);
+       element_shift += step * ED_ELEMENTLIST_BUTTONS_HORIZ;
 
-      if (element_shift < 0)
-       element_shift = 0;
-      if (element_shift > elements_in_list - ED_NUM_ELEMENTLIST_BUTTONS)
-       element_shift = elements_in_list - ED_NUM_ELEMENTLIST_BUTTONS;
+       if (element_shift < 0)
+         element_shift = 0;
+       if (element_shift > num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS)
+         element_shift = num_editor_elements - ED_NUM_ELEMENTLIST_BUTTONS;
+
+       ModifyGadget(level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL],
+                    GDI_SCROLLBAR_ITEM_POSITION,
+                    element_shift / ED_ELEMENTLIST_BUTTONS_HORIZ, GDI_END);
+      }
 
       for (i=0; i<ED_NUM_ELEMENTLIST_BUTTONS; i++)
       {
        int gadget_id = GADGET_ID_ELEMENTLIST_FIRST + i;
        struct GadgetInfo *gi = level_editor_gadget[gadget_id];
        struct GadgetDesign *gd = &gi->deco.design;
-       int element = editor_element[element_shift + i];
+       int element = editor_elements[element_shift + i];
 
        UnmapGadget(gi);
-       getMiniGraphicSource(el2gfx(element), &gd->pixmap, &gd->x, &gd->y);
-       ModifyGadget(gi, GDI_INFO_TEXT, element_info[element], GDI_END);
+       getMiniGraphicSource(el2edimg(element), &gd->bitmap, &gd->x, &gd->y);
+       ModifyGadget(gi, GDI_INFO_TEXT, getElementInfoText(element), GDI_END);
        MapGadget(gi);
       }
       break;
@@ -3635,79 +4992,45 @@ static void HandleControlButtons(struct GadgetInfo *gi)
     case GADGET_ID_CLEAR:
       for(x=0; x<MAX_LEV_FIELDX; x++) 
        for(y=0; y<MAX_LEV_FIELDY; y++) 
-         Feld[x][y] = (button == 1 ? EL_LEERRAUM : new_element);
+         Feld[x][y] = (button == 1 ? EL_EMPTY : new_element);
       CopyLevelToUndoBuffer(GADGET_ID_CLEAR);
 
       DrawMiniLevel(ed_fieldx, ed_fieldy, level_xpos, level_ypos);
       break;
 
     case GADGET_ID_SAVE:
-      if (leveldir[leveldir_nr].readonly)
+      if (leveldir_current->readonly)
       {
        Request("This level is read only !", REQ_CONFIRM);
        break;
       }
 
-      for(y=0; y<lev_fieldy; y++) 
-       for(x=0; x<lev_fieldx; x++)
-         if (Feld[x][y] != Ur[x][y])
-           level_changed = TRUE;
-
-      if (0 && !level_changed)
-      {
-       Request("Level has not changed !", REQ_CONFIRM);
-       break;
-      }
-
-      for(y=0; y<lev_fieldy; y++) 
-       for(x=0; x<lev_fieldx; x++)
-         if (Feld[x][y] == EL_SPIELFIGUR ||
-             Feld[x][y] == EL_SPIELER1 ||
-             Feld[x][y] == EL_SP_MURPHY) 
-           player_present = TRUE;
-
-      if (!player_present)
+      if (!LevelContainsPlayer)
        Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
       else
       {
        if (Request("Save this level and kill the old ?", REQ_ASK))
        {
-         for(x=0; x<lev_fieldx; x++)
-           for(y=0; y<lev_fieldy; y++) 
-             Ur[x][y] = Feld[x][y];
+         CopyPlayfield(Feld, Ur);
+
          SaveLevel(level_nr);
        }
       }
       break;
 
     case GADGET_ID_TEST:
-      for(y=0; y<lev_fieldy; y++) 
-       for(x=0; x<lev_fieldx; x++)
-         if (Feld[x][y] == EL_SPIELFIGUR ||
-             Feld[x][y] == EL_SPIELER1 ||
-             Feld[x][y] == EL_SP_MURPHY) 
-           player_present = TRUE;
-
-      if (!player_present)
+      if (!LevelContainsPlayer)
        Request("No Level without Gregor Mc Duffin please !", REQ_CONFIRM);
       else
       {
-       for(x=0; x<lev_fieldx; x++)
-         for(y=0; y<lev_fieldy; y++)
-           FieldBackup[x][y] = Ur[x][y];
+       if (LevelChanged())
+         level.game_version = GAME_VERSION_ACTUAL;
 
-       for(x=0; x<lev_fieldx; x++)
-         for(y=0; y<lev_fieldy; y++)
-           Ur[x][y] = Feld[x][y];
+       CopyPlayfield(Ur, FieldBackup);
+       CopyPlayfield(Feld, Ur);
 
        UnmapLevelEditorGadgets();
-
-       /* draw smaller door */
-       XCopyArea(display, pix[PIX_DOOR], drawto, gc,
-                 DOOR_GFX_PAGEX7, 64,
-                 108, 64,
-                 EX - 4, EY - 12);
-       redraw_mask |= REDRAW_ALL;
+       UndrawSpecialEditorDoor();
 
        CloseDoor(DOOR_CLOSE_ALL);
 
@@ -3724,61 +5047,7 @@ static void HandleControlButtons(struct GadgetInfo *gi)
       break;
 
     case GADGET_ID_EXIT:
-      for(y=0; y<lev_fieldy; y++) 
-       for(x=0; x<lev_fieldx; x++)
-         if (Feld[x][y] != Ur[x][y])
-           level_changed = TRUE;
-
-      if (!level_changed ||
-         Request("Level has changed! Exit without saving ?",
-                 REQ_ASK | REQ_STAY_OPEN))
-      {
-       CloseDoor(DOOR_CLOSE_1);
-
-       /*
-       CloseDoor(DOOR_CLOSE_ALL);
-       */
-
-       /* draw smaller door */
-       XCopyArea(display, pix[PIX_DOOR], drawto, gc,
-                 DOOR_GFX_PAGEX7, 64,
-                 108, 64,
-                 EX - 4, EY - 12);
-       redraw_mask |= REDRAW_ALL;
-
-       game_status = MAINMENU;
-       DrawMainMenu();
-      }
-      else
-      {
-       CloseDoor(DOOR_CLOSE_1);
-       XCopyArea(display, pix[PIX_DB_DOOR], pix[PIX_DB_DOOR], gc,
-                 DOOR_GFX_PAGEX2, DOOR_GFX_PAGEY1, DXSIZE,DYSIZE,
-                 DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
-       OpenDoor(DOOR_OPEN_1);
-      }
-      break;
-
-    case GADGET_ID_RANDOM_PERCENTAGE:
-      *radiobutton_info[ED_RADIOBUTTON_ID_PERCENTAGE].value =
-       radiobutton_info[ED_RADIOBUTTON_ID_PERCENTAGE].checked_value;
-      break;
-
-    case GADGET_ID_RANDOM_QUANTITY:
-      *radiobutton_info[ED_RADIOBUTTON_ID_QUANTITY].value =
-       radiobutton_info[ED_RADIOBUTTON_ID_QUANTITY].checked_value;
-      break;
-
-    case GADGET_ID_RANDOM_RESTRICTED:
-      *checkbutton_info[ED_CHECKBUTTON_ID_RANDOM_RESTRICTED].value ^= TRUE;
-      break;
-
-    case GADGET_ID_DOUBLE_SPEED:
-      *checkbutton_info[ED_CHECKBUTTON_ID_DOUBLE_SPEED].value ^= TRUE;
-      break;
-
-    case GADGET_ID_STICK_ELEMENT:
-      *checkbutton_info[ED_CHECKBUTTON_ID_STICK_ELEMENT].value ^= TRUE;
+      RequestExitLevelEditor(TRUE);    /* if level has changed, ask user */
       break;
 
     default:
@@ -3786,17 +5055,25 @@ static void HandleControlButtons(struct GadgetInfo *gi)
          id <= GADGET_ID_ELEMENTLIST_LAST)
       {
        int element_position = id - GADGET_ID_ELEMENTLIST_FIRST;
-       int new_element = editor_element[element_position + element_shift];
+       int new_element = editor_elements[element_position + element_shift];
 
        PickDrawingElement(button, new_element);
 
+#if 1
+       if (!stick_element_properties_window)
+#else
        if (!HAS_CONTENT(properties_element) ||
            !stick_element_properties_window)
+#endif
        {
          properties_element = new_element;
          if (edit_mode == ED_MODE_PROPERTIES)
            DrawPropertiesWindow();
        }
+
+       if (drawing_function == GADGET_ID_PICK_ELEMENT)
+         ClickOnGadget(level_editor_gadget[last_drawing_function],
+                       MB_LEFTBUTTON);
       }
 #ifdef DEBUG
       else if (gi->event.type == GD_EVENT_PRESSED)
@@ -3812,49 +5089,63 @@ static void HandleControlButtons(struct GadgetInfo *gi)
   }
 }
 
-void HandleLevelEditorKeyInput(KeySym key)
+void HandleLevelEditorKeyInput(Key key)
 {
-  char letter = getCharFromKeySym(key);
-  int button = MB_LEFT;
+  char letter = getCharFromKey(key);
+  int button = MB_LEFTBUTTON;
 
-  if (drawing_function == GADGET_ID_TEXT)
+  if (drawing_function == GADGET_ID_TEXT &&
+      DrawLevelText(0, 0, 0, TEXT_QUERY_TYPING) == TRUE)
   {
     if (letter)
       DrawLevelText(0, 0, letter, TEXT_WRITECHAR);
-    else if (key == XK_Delete || key == XK_BackSpace)
+    else if (key == KSYM_Delete || key == KSYM_BackSpace)
       DrawLevelText(0, 0, 0, TEXT_BACKSPACE);
-    else if (key == XK_Return)
+    else if (key == KSYM_Return)
       DrawLevelText(0, 0, 0, TEXT_NEWLINE);
+    else if (key == KSYM_Escape)
+      DrawLevelText(0, 0, 0, TEXT_END);
   }
   else if (button_status == MB_RELEASED)
   {
-    int i, id;
+    int i, id = GADGET_ID_NONE;
 
     switch (key)
     {
-      case XK_Left:
+      case KSYM_Left:
        id = GADGET_ID_SCROLL_LEFT;
        break;
-      case XK_Right:
+      case KSYM_Right:
        id = GADGET_ID_SCROLL_RIGHT;
        break;
-      case XK_Up:
+      case KSYM_Up:
        id = GADGET_ID_SCROLL_UP;
        break;
-      case XK_Down:
+      case KSYM_Down:
        id = GADGET_ID_SCROLL_DOWN;
        break;
-      case XK_Page_Up:
-       id = GADGET_ID_ELEMENTLIST_UP;
-       button = 3;
+      case KSYM_Page_Up:
+       id = GADGET_ID_SCROLL_LIST_UP;
+       button = MB_RIGHTBUTTON;
        break;
-      case XK_Page_Down:
-       id = GADGET_ID_ELEMENTLIST_DOWN;
-       button = 3;
+      case KSYM_Page_Down:
+       id = GADGET_ID_SCROLL_LIST_DOWN;
+       button = MB_RIGHTBUTTON;
        break;
 
+      case KSYM_Escape:
+        if (edit_mode == ED_MODE_DRAWING)
+       {
+         RequestExitLevelEditor(setup.ask_on_escape);
+       }
+        else
+       {
+         DrawDrawingWindow();
+         edit_mode = ED_MODE_DRAWING;
+       }
+        break;
+
       default:
-       id = GADGET_ID_NONE;
        break;
     }
 
@@ -3862,6 +5153,8 @@ void HandleLevelEditorKeyInput(KeySym key)
       ClickOnGadget(level_editor_gadget[id], button);
     else if (letter == '.')
       ClickOnGadget(level_editor_gadget[GADGET_ID_SINGLE_ITEMS], button);
+    else if (key == KSYM_Return || key == setup.shortcut.toggle_pause)
+      ClickOnGadget(level_editor_gadget[GADGET_ID_TEST], button);
     else
       for (i=0; i<ED_NUM_CTRL_BUTTONS; i++)
        if (letter && letter == control_info[i].shortcut)
@@ -3870,21 +5163,49 @@ void HandleLevelEditorKeyInput(KeySym key)
   }
 }
 
+void HandleLevelEditorIdle()
+{
+  static unsigned long action_delay = 0;
+  unsigned long action_delay_value = GameFrameDelay;
+  int xpos = 1, ypos = 2;
+
+  if (edit_mode != ED_MODE_PROPERTIES)
+    return;
+
+  if (!DelayReached(&action_delay, action_delay_value))
+    return;
+
+  DrawGraphicAnimationExt(drawto,
+                         SX + xpos * TILEX,
+                         SY + ypos * TILEY + MINI_TILEY / 2,
+                         el2img(properties_element), -1, NO_MASKING);
+
+  MarkTileDirty(xpos, ypos);
+  MarkTileDirty(xpos, ypos + 1);
+
+  FrameCounter++;      /* increase animation frame counter */
+}
+
 void ClearEditorGadgetInfoText()
 {
-  XFillRectangle(display, drawto, gc,
-                INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
-  redraw_mask |= REDRAW_FIELD;
+  DrawBackground(INFOTEXT_XPOS, INFOTEXT_YPOS, INFOTEXT_XSIZE, INFOTEXT_YSIZE);
 }
 
 void HandleEditorGadgetInfoText(void *ptr)
 {
   struct GadgetInfo *gi = (struct GadgetInfo *)ptr;
-  char infotext[MAX_INFOTEXT_LEN + 1];
-  char shortcut[20];
+  char infotext[MAX_OUTPUT_LINESIZE + 1];
+  char shortcut[MAX_OUTPUT_LINESIZE + 1];
+  int max_infotext_len = getMaxInfoTextLength();
+
+  if (game_status != LEVELED)
+    return;
 
   ClearEditorGadgetInfoText();
 
+  if (gi->event.type == GD_EVENT_INFO_LEAVING)
+    return;
+
   /* misuse this function to delete brush cursor, if needed */
   if (edit_mode == ED_MODE_DRAWING && draw_with_brush)
     DeleteBrushFromCursor();
@@ -3892,8 +5213,8 @@ void HandleEditorGadgetInfoText(void *ptr)
   if (gi == NULL || gi->info_text == NULL)
     return;
 
-  strncpy(infotext, gi->info_text, MAX_INFOTEXT_LEN);
-  infotext[MAX_INFOTEXT_LEN] = '\0';
+  strncpy(infotext, gi->info_text, max_infotext_len);
+  infotext[max_infotext_len] = '\0';
 
   if (gi->custom_id < ED_NUM_CTRL_BUTTONS)
   {
@@ -3901,17 +5222,20 @@ void HandleEditorGadgetInfoText(void *ptr)
 
     if (key)
     {
-      sprintf(shortcut, " ('%s%c')",
-             (key >= 'A' && key <= 'Z' ? "Shift-" :
-              gi->custom_id == GADGET_ID_SINGLE_ITEMS ? ".' or '" : ""),
-             key);
-
-      if (strlen(infotext) + strlen(shortcut) <= MAX_INFOTEXT_LEN)
+      if (gi->custom_id == GADGET_ID_SINGLE_ITEMS)     /* special case 1 */
+       sprintf(shortcut, " ('.' or '%c')", key);
+      else if (gi->custom_id == GADGET_ID_TEST)                /* special case 2 */
+       sprintf(shortcut, " ('Enter' or 'Shift-%c')", key);
+      else                                             /* normal case */
+       sprintf(shortcut, " ('%s%c')",
+               (key >= 'A' && key <= 'Z' ? "Shift-" : ""), key);
+
+      if (strlen(infotext) + strlen(shortcut) <= max_infotext_len)
        strcat(infotext, shortcut);
     }
   }
 
-  DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FS_SMALL, FC_YELLOW);
+  DrawText(INFOTEXT_XPOS, INFOTEXT_YPOS, infotext, FONT_TEXT_2);
 }
 
 static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
@@ -3929,6 +5253,9 @@ static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
 
   ClearEditorGadgetInfoText();
 
+  if (gi->event.type == GD_EVENT_INFO_LEAVING)
+    return;
+
   /* make sure to stay inside drawing area boundaries */
   sx = (sx < min_sx ? min_sx : sx > max_sx ? max_sx : sx);
   sy = (sy < min_sy ? min_sy : sy > max_sy ? max_sy : sy);
@@ -4001,13 +5328,19 @@ static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
            break;
        }
 
-       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
-                 "%s: %d, %d", infotext,
-                 ABS(lx - start_lx) + 1,
-                 ABS(ly - start_ly) + 1);
+       if (drawing_function == GADGET_ID_PICK_ELEMENT)
+         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
+                   "%s: %d, %d", infotext, lx, ly);
+       else
+         DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
+                   "%s: %d, %d", infotext,
+                   ABS(lx - start_lx) + 1, ABS(ly - start_ly) + 1);
       }
+      else if (drawing_function == GADGET_ID_PICK_ELEMENT)
+       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
+                 "%s", getElementInfoText(Feld[lx][ly]));
       else
-       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+       DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
                  "Level position: %d, %d", lx, ly);
     }
 
@@ -4021,13 +5354,40 @@ static void HandleDrawingAreaInfo(struct GadgetInfo *gi)
     }
   }
   else if (id == GADGET_ID_AMOEBA_CONTENT)
-    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
              "Amoeba content");
+  else if (id == GADGET_ID_CUSTOM_CHANGED)
+    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
+             "Next element after change");
   else if (id == GADGET_ID_RANDOM_BACKGROUND)
-    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
              "Random placement background");
   else
-    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FC_YELLOW,
+    DrawTextF(INFOTEXT_XPOS - SX, INFOTEXT_YPOS - SY, FONT_TEXT_2,
              "Content area %d position: %d, %d",
              id - GADGET_ID_ELEM_CONTENT_0 + 1, sx, sy);
 }
+
+void RequestExitLevelEditor(boolean ask_if_level_has_changed)
+{
+  if (!ask_if_level_has_changed ||
+      !LevelChanged() ||
+      Request("Level has changed! Exit without saving ?",
+             REQ_ASK | REQ_STAY_OPEN))
+  {
+    CloseDoor(DOOR_CLOSE_1);
+    /*
+    CloseDoor(DOOR_CLOSE_ALL);
+    */
+    game_status = MAINMENU;
+    DrawMainMenu();
+  }
+  else
+  {
+    CloseDoor(DOOR_CLOSE_1);
+    BlitBitmap(bitmap_db_door, bitmap_db_door,
+              DOOR_GFX_PAGEX2, DOOR_GFX_PAGEY1, DXSIZE,DYSIZE,
+              DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
+    OpenDoor(DOOR_OPEN_1);
+  }
+}