-#define ED_WIN_COUNT_YSIZE ED_BUTTON_MINUS_YSIZE
-#define ED_BUTTON_PLUS_XPOS (ED_WIN_COUNT_XPOS+ED_WIN_COUNT_XSIZE+2)
-#define ED_BUTTON_PLUS_YPOS ED_BUTTON_MINUS_YPOS
-#define ED_BUTTON_PLUS_XSIZE ED_BUTTON_MINUS_XSIZE
-#define ED_BUTTON_PLUS_YSIZE ED_BUTTON_MINUS_YSIZE
-
-#define ED_COUNT_GADGET_XPOS 16
-#define ED_COUNT_GADGET_YPOS (16+3*MINI_TILEY+64)
-#define ED_COUNT_GADGET_YSIZE (ED_BUTTON_MINUS_YSIZE+4)
-#define ED_COUNT_TEXT_XPOS (ED_COUNT_GADGET_XPOS+DXSIZE+10)
-#define ED_COUNT_TEXT_YPOS (ED_COUNT_GADGET_YPOS+3)
-#define ED_COUNT_TEXT_YSIZE ED_COUNT_GADGET_YSIZE
-#define ED_COUNT_VALUE_XPOS (ED_COUNT_GADGET_XPOS+ED_BUTTON_MINUS_XSIZE+7)
-#define ED_COUNT_VALUE_YPOS ED_COUNT_TEXT_YPOS
-#define ED_SIZE_GADGET_XPOS (SX+21*MINI_TILEX)
-#define ED_SIZE_GADGET_YPOS (SY+4*MINI_TILEY)
-#define ED_SIZE_GADGET_YSIZE (ED_BUTTON_MINUS_YSIZE+4)
-#define ED_SIZE_TEXT_XPOS (ED_SIZE_GADGET_XPOS+DXSIZE+10)
-#define ED_SIZE_TEXT_YPOS (ED_SIZE_GADGET_YPOS+3)
-#define ED_SIZE_TEXT_YSIZE ED_COUNT_GADGET_YSIZE
-#define ED_SIZE_VALUE_XPOS (ED_SIZE_GADGET_XPOS+ED_BUTTON_MINUS_XSIZE+7)
-#define ED_SIZE_VALUE_YPOS ED_SIZE_TEXT_YPOS
-
-#define ON_EDIT_BUTTON(x,y) (((x)>=(VX+ED_BUTTON_CTRL_XPOS) && \
- (x)< (VX+ED_BUTTON_CTRL_XPOS + \
- ED_BUTTON_CTRL_XSIZE) && \
- (y)>=(VY+ED_BUTTON_CTRL_YPOS) && \
- (y)< (VY+ED_BUTTON_CTRL_YPOS + \
- ED_BUTTON_CTRL_YSIZE + \
- ED_BUTTON_FILL_YSIZE)) || \
- ((x)>=(VX+ED_BUTTON_LEFT_XPOS) && \
- (x)< (VX+ED_BUTTON_LEFT_XPOS + \
- ED_BUTTON_LEFT_XSIZE + \
- ED_BUTTON_UP_XSIZE + \
- ED_BUTTON_RIGHT_XSIZE) && \
- (y)>=(VY+ED_BUTTON_LEFT_YPOS) && \
- (y)< (VY+ED_BUTTON_LEFT_YPOS + \
- ED_BUTTON_LEFT_YSIZE)) || \
- ((x)>=(VX+ED_BUTTON_UP_XPOS) && \
- (x)< (VX+ED_BUTTON_UP_XPOS + \
- ED_BUTTON_UP_XSIZE) && \
- (y)>=(VY+ED_BUTTON_UP_YPOS) && \
- (y)< (VY+ED_BUTTON_UP_YPOS + \
- ED_BUTTON_UP_YSIZE + \
- ED_BUTTON_DOWN_YSIZE)))
-
-#define ON_CTRL_BUTTON(x,y) ((x)>=(VX+ED_BUTTON_EDIT_XPOS) && \
- (x)< (VX+ED_BUTTON_EDIT_XPOS + \
- ED_BUTTON_EDIT_XSIZE) && \
- (y)>=(VY+ED_BUTTON_EDIT_YPOS) && \
- (y)< (VY+ED_BUTTON_EDIT_YPOS + \
- ED_BUTTON_EDIT_YSIZE + \
- ED_BUTTON_CLEAR_YSIZE + \
- ED_BUTTON_UNDO_YSIZE + \
- ED_BUTTON_EXIT_YSIZE))
-
-#define ON_ELEM_BUTTON(x,y) (((x)>=(DX+ED_BUTTON_EUP_XPOS) && \
- (x)< (DX+ED_BUTTON_EUP_XPOS + \
- ED_BUTTON_EUP_XSIZE) && \
- (y)>=(DY+ED_BUTTON_EUP_YPOS) && \
- (y)< (DY+ED_BUTTON_EUP_YPOS + \
- ED_BUTTON_EUP_YSIZE)) || \
- ((x)>=(DX+ED_BUTTON_EDOWN_XPOS) && \
- (x)< (DX+ED_BUTTON_EDOWN_XPOS + \
- ED_BUTTON_EDOWN_XSIZE) && \
- (y)>=(DY+ED_BUTTON_EDOWN_YPOS) && \
- (y)< (DY+ED_BUTTON_EDOWN_YPOS + \
- ED_BUTTON_EDOWN_YSIZE)) || \
- ((x)>=(DX+ED_BUTTON_ELEM_XPOS) && \
- (x)< (DX+ED_BUTTON_ELEM_XPOS + \
- MAX_ELEM_X*ED_BUTTON_ELEM_XSIZE) && \
- (y)>=(DY+ED_BUTTON_ELEM_YPOS) && \
- (y)< (DY+ED_BUTTON_ELEM_YPOS + \
- MAX_ELEM_Y*ED_BUTTON_ELEM_YSIZE)))
-
-#define ON_COUNT_BUTTON(x,y) (((((x)>=ED_COUNT_GADGET_XPOS && \
- (x)<(ED_COUNT_GADGET_XPOS + \
- ED_BUTTON_MINUS_XSIZE)) || \
- ((x)>=(ED_COUNT_GADGET_XPOS + \
- (ED_BUTTON_PLUS_XPOS - \
- ED_BUTTON_MINUS_XPOS)) && \
- (x)<(ED_COUNT_GADGET_XPOS + \
- (ED_BUTTON_PLUS_XPOS - \
- ED_BUTTON_MINUS_XPOS) + \
- ED_BUTTON_PLUS_XSIZE))) && \
- ((y)>=ED_COUNT_GADGET_YPOS && \
- (y)<(ED_COUNT_GADGET_YPOS + \
- 16*ED_COUNT_GADGET_YSIZE)) && \
- (((y)-ED_COUNT_GADGET_YPOS) % \
- ED_COUNT_GADGET_YSIZE) < \
- ED_BUTTON_MINUS_YSIZE) || \
- ((((x)>=ED_SIZE_GADGET_XPOS && \
- (x)<(ED_SIZE_GADGET_XPOS + \
- ED_BUTTON_MINUS_XSIZE)) || \
- ((x)>=(ED_SIZE_GADGET_XPOS + \
- (ED_BUTTON_PLUS_XPOS - \
- ED_BUTTON_MINUS_XPOS)) && \
- (x)<(ED_SIZE_GADGET_XPOS + \
- (ED_BUTTON_PLUS_XPOS - \
- ED_BUTTON_MINUS_XPOS) + \
- ED_BUTTON_PLUS_XSIZE))) && \
- ((y)>=ED_SIZE_GADGET_YPOS && \
- (y)<(ED_SIZE_GADGET_YPOS + \
- 2*ED_SIZE_GADGET_YSIZE)) && \
- (((y)-ED_SIZE_GADGET_YPOS) % \
- ED_SIZE_GADGET_YSIZE) < \
- ED_BUTTON_MINUS_YSIZE))
-
-#define EDIT_BUTTON(x,y) (((y) < (VY + ED_BUTTON_CTRL_YPOS + \
- ED_BUTTON_CTRL_YSIZE)) ? 0 : \
- ((y) < (VY + ED_BUTTON_CTRL_YPOS + \
- ED_BUTTON_CTRL_YSIZE + \
- ED_BUTTON_FILL_YSIZE)) ? 1 : \
- ((x) < (VX + ED_BUTTON_LEFT_XPOS + \
- ED_BUTTON_LEFT_XSIZE) ? 2 : \
- (x) > (VX + ED_BUTTON_LEFT_XPOS + \
- ED_BUTTON_LEFT_XSIZE + \
- ED_BUTTON_UP_XSIZE) ? 5 : \
- 3+(((y)-(VY + ED_BUTTON_CTRL_YPOS + \
- ED_BUTTON_CTRL_YSIZE + \
- ED_BUTTON_FILL_YSIZE)) / \
- ED_BUTTON_UP_YSIZE)))
-
-#define CTRL_BUTTON(x,y) (((y) < (VY + ED_BUTTON_EDIT_YPOS + \
- ED_BUTTON_EDIT_YSIZE)) ? 0 : \
- 1+(((y)-(VY + ED_BUTTON_EDIT_YPOS + \
- ED_BUTTON_EDIT_YSIZE)) / \
- ED_BUTTON_CLEAR_YSIZE))
-
-#define ELEM_BUTTON(x,y) (((y) < (DY + ED_BUTTON_EUP_YPOS + \
- ED_BUTTON_EUP_YSIZE)) ? 0 : \
- ((y) > (DY + ED_BUTTON_EDOWN_YPOS)) ? 1 : \
- 2+(((y) - (DY + ED_BUTTON_ELEM_YPOS)) / \
- ED_BUTTON_ELEM_YSIZE)*MAX_ELEM_X + \
- ((x) - (DX + ED_BUTTON_ELEM_XPOS)) / \
- ED_BUTTON_ELEM_XSIZE)
-
-#define COUNT_BUTTON(x,y) ((x) < ED_SIZE_GADGET_XPOS ? \
- ((((y) - ED_COUNT_GADGET_YPOS) / \
- ED_COUNT_GADGET_YSIZE)*2 + \
- ((x) < (ED_COUNT_GADGET_XPOS + \
- ED_BUTTON_MINUS_XSIZE) ? 0 : 1)) : \
- 32+((((y) - ED_SIZE_GADGET_YPOS) / \
- ED_SIZE_GADGET_YSIZE)*2 + \
- ((x) < (ED_SIZE_GADGET_XPOS + \
- ED_BUTTON_MINUS_XSIZE) ? 0 : 1)))
-
-/* values for asking control */
-#define ED_BUTTON_CTRL (1L<<0)
-#define ED_BUTTON_FILL (1L<<1)
-#define ED_BUTTON_LEFT (1L<<2)
-#define ED_BUTTON_UP (1L<<3)
-#define ED_BUTTON_DOWN (1L<<4)
-#define ED_BUTTON_RIGHT (1L<<5)
-#define ED_BUTTON_EDIT (1L<<6)
-#define ED_BUTTON_CLEAR (1L<<7)
-#define ED_BUTTON_UNDO (1L<<8)
-#define ED_BUTTON_EXIT (1L<<9)
-
-#define ED_BUTTON_PRESSED (1L<<10)
-#define ED_BUTTON_RELEASED (1L<<11)
-
-#define ED_BUTTON_EUP 0
-#define ED_BUTTON_EDOWN 1
-#define ED_BUTTON_ELEM 2
-
-
-void DrawVideoDisplay(unsigned long, unsigned long);
-void DrawCompleteVideoDisplay(void);
-void DrawSoundDisplay(unsigned long);
-void DrawGameButton(unsigned long);
-void DrawChooseButton(unsigned long);
-void DrawConfirmButton(unsigned long);
-void DrawEditButton(unsigned long state);
-void DrawCtrlButton(unsigned long state);
-void DrawElemButton(int, int);
-void DrawCountButton(int, int);
-int CheckVideoButtons(int, int, int);
-int CheckSoundButtons(int, int, int);
-int CheckGameButtons(int, int, int);
-int CheckChooseButtons(int, int, int);
-int CheckConfirmButton(int, int, int);
-int CheckEditButtons(int, int, int);
-int CheckCtrlButtons(int, int, int);
-int CheckElemButtons(int, int, int);
-int CheckCountButtons(int, int, int);
+#define ED_WIN_COUNT_YSIZE ED_BUTTON_COUNT_YSIZE
+
+/* gadget types */
+#define GD_TYPE_NORMAL_BUTTON (1 << 0)
+#define GD_TYPE_CHECK_BUTTON (1 << 1)
+#define GD_TYPE_RADIO_BUTTON (1 << 2)
+#define GD_TYPE_DRAWING_AREA (1 << 3)
+#define GD_TYPE_TEXTINPUT_ALPHANUMERIC (1 << 4)
+#define GD_TYPE_TEXTINPUT_NUMERIC (1 << 5)
+#define GD_TYPE_SCROLLBAR_VERTICAL (1 << 6)
+#define GD_TYPE_SCROLLBAR_HORIZONTAL (1 << 7)
+
+#define GD_TYPE_BUTTON (GD_TYPE_NORMAL_BUTTON | \
+ GD_TYPE_CHECK_BUTTON | \
+ GD_TYPE_RADIO_BUTTON)
+#define GD_TYPE_SCROLLBAR (GD_TYPE_SCROLLBAR_VERTICAL | \
+ GD_TYPE_SCROLLBAR_HORIZONTAL)
+#define GD_TYPE_TEXTINPUT (GD_TYPE_TEXTINPUT_ALPHANUMERIC | \
+ GD_TYPE_TEXTINPUT_NUMERIC)
+
+/* gadget events */
+#define GD_EVENT_PRESSED (1 << 0)
+#define GD_EVENT_RELEASED (1 << 1)
+#define GD_EVENT_MOVING (1 << 2)
+#define GD_EVENT_REPEATED (1 << 3)
+#define GD_EVENT_OFF_BORDERS (1 << 4)
+#define GD_EVENT_TEXT_RETURN (1 << 5)
+#define GD_EVENT_TEXT_LEAVING (1 << 6)
+
+/* gadget button states */
+#define GD_BUTTON_UNPRESSED 0
+#define GD_BUTTON_PRESSED 1
+
+/* gadget structure constants */
+#define MAX_GADGET_TEXTSIZE 1024
+#define MAX_INFO_TEXTSIZE 1024
+
+/* gadget creation tags */
+#define GDI_END 0
+#define GDI_CUSTOM_ID 1
+#define GDI_CUSTOM_TYPE_ID 2
+#define GDI_X 3
+#define GDI_Y 4
+#define GDI_WIDTH 5
+#define GDI_HEIGHT 6
+#define GDI_TYPE 7
+#define GDI_STATE 8
+#define GDI_CHECKED 9
+#define GDI_RADIO_NR 10
+#define GDI_NUMBER_VALUE 11
+#define GDI_NUMBER_MIN 12
+#define GDI_NUMBER_MAX 13
+#define GDI_TEXT_VALUE 14
+#define GDI_TEXT_SIZE 15
+#define GDI_DESIGN_UNPRESSED 16
+#define GDI_DESIGN_PRESSED 17
+#define GDI_ALT_DESIGN_UNPRESSED 18
+#define GDI_ALT_DESIGN_PRESSED 19
+#define GDI_DESIGN_BORDER 20
+#define GDI_DECORATION_DESIGN 21
+#define GDI_DECORATION_POSITION 22
+#define GDI_DECORATION_SIZE 23
+#define GDI_DECORATION_SHIFTING 24
+#define GDI_EVENT_MASK 25
+#define GDI_EVENT 26
+#define GDI_CALLBACK_INFO 27
+#define GDI_CALLBACK_ACTION 28
+#define GDI_AREA_SIZE 29
+#define GDI_ITEM_SIZE 30
+#define GDI_SCROLLBAR_ITEMS_MAX 31
+#define GDI_SCROLLBAR_ITEMS_VISIBLE 32
+#define GDI_SCROLLBAR_ITEM_POSITION 33
+#define GDI_INFO_TEXT 34
+
+typedef void (*gadget_function)(void *);
+
+struct GadgetDesign
+{
+ Pixmap pixmap; /* Pixmap with gadget surface */
+ int x, y; /* position of rectangle in Pixmap */
+};
+
+struct GadgetDecoration
+{
+ struct GadgetDesign design; /* decoration design structure */
+ int x, y; /* position of deco on the gadget */
+ int width, height; /* width and height of decoration */
+ int xshift, yshift; /* deco shifting when gadget pressed */
+};
+
+struct GadgetEvent
+{
+ unsigned long type; /* event type */
+ int button; /* button number for button events */
+ int x, y; /* gadget position at event time */
+ boolean off_borders; /* mouse pointer outside gadget? */
+ int item_x, item_y, item_position; /* new item position */
+};
+
+struct GadgetDrawingArea
+{
+ int area_xsize, area_ysize; /* size of drawing area (in items) */
+ int item_xsize, item_ysize; /* size of each item in drawing area */
+};
+
+struct GadgetTextInput
+{
+ char value[MAX_GADGET_TEXTSIZE]; /* text string in input field */
+ int number_value; /* integer value, if numeric */
+ int number_min; /* minimal allowed numeric value */
+ int number_max; /* maximal allowed numeric value */
+ int size; /* maximal size of input text */
+ int cursor_position; /* actual cursor position */
+};
+
+struct GadgetScrollbar
+{
+ int items_max; /* number of items to access */
+ int items_visible; /* number of visible items */
+ int item_position; /* actual item position */
+ int size_max; /* this is either width or height */
+ int size; /* scrollbar size on screen */
+ int position; /* scrollbar position on screen */
+ int position_max; /* bottom/right scrollbar position */
+ int drag_position; /* drag position on scrollbar */
+};
+
+struct GadgetInfo
+{
+ int id; /* internal gadget identifier */
+ int custom_id; /* custom gadget identifier */
+ int custom_type_id; /* custom gadget type identifier */
+ char info_text[MAX_INFO_TEXTSIZE]; /* short popup info text */
+ int x, y; /* gadget position */
+ int width, height; /* gadget size */
+ unsigned long type; /* type (button, text input, ...) */
+ unsigned long state; /* state (pressed, released, ...) */
+ boolean checked; /* check/radio button state */
+ int radio_nr; /* number of radio button series */
+ boolean mapped; /* gadget is active */
+ struct GadgetDesign design[2]; /* 0: normal; 1: pressed */
+ struct GadgetDesign alt_design[2]; /* alternative design */
+ struct GadgetDecoration deco; /* decoration on top of gadget */
+ int design_border; /* border size of gadget decoration */
+ unsigned long event_mask; /* possible events for this gadget */
+ struct GadgetEvent event; /* actual gadget event */
+ gadget_function callback_info; /* function for pop-up info text */
+ gadget_function callback_action; /* function for gadget action */
+ struct GadgetDrawingArea drawing; /* fields for drawing area gadget */
+ struct GadgetTextInput text; /* fields for text input gadget */
+ struct GadgetScrollbar scrollbar; /* fields for scrollbar gadget */
+ struct GadgetInfo *next; /* next list entry */
+};
+
+struct GadgetInfo *CreateGadget(int, ...);
+void FreeGadget(struct GadgetInfo *);
+
+void ModifyGadget(struct GadgetInfo *, int, ...);
+void RedrawGadget(struct GadgetInfo *);
+
+void MapGadget(struct GadgetInfo *);
+void UnmapGadget(struct GadgetInfo *);
+void UnmapAllGadgets();
+void RemapAllGadgets();
+
+boolean anyTextGadgetActive();
+void ClickOnGadget(struct GadgetInfo *, int);
+
+void HandleGadgets(int, int, int);
+void HandleGadgetsKeyInput(KeySym);