-/***********************************************************
-* 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 *
-*----------------------------------------------------------*
-* buttons.c *
-***********************************************************/
-
-#include <stdarg.h>
-
-#include "libgame.h"
-
-#include "main_TMP.h"
-
-#include "buttons.h"
-
-/* some positions in the video tape control window */
-#define VIDEO_DATE_LABEL_XPOS (VIDEO_DISPLAY1_XPOS)
-#define VIDEO_DATE_LABEL_YPOS (VIDEO_DISPLAY1_YPOS)
-#define VIDEO_DATE_LABEL_XSIZE (VIDEO_DISPLAY_XSIZE)
-#define VIDEO_DATE_LABEL_YSIZE (VIDEO_DISPLAY_YSIZE)
-#define VIDEO_DATE_XPOS (VIDEO_DISPLAY1_XPOS + 1)
-#define VIDEO_DATE_YPOS (VIDEO_DISPLAY1_YPOS + 14)
-#define VIDEO_DATE_XSIZE (VIDEO_DISPLAY_XSIZE)
-#define VIDEO_DATE_YSIZE 16
-#define VIDEO_REC_LABEL_XPOS (VIDEO_DISPLAY2_XPOS)
-#define VIDEO_REC_LABEL_YPOS (VIDEO_DISPLAY2_YPOS)
-#define VIDEO_REC_LABEL_XSIZE 20
-#define VIDEO_REC_LABEL_YSIZE 12
-#define VIDEO_REC_SYMBOL_XPOS (VIDEO_DISPLAY2_XPOS + 20)
-#define VIDEO_REC_SYMBOL_YPOS (VIDEO_DISPLAY2_YPOS)
-#define VIDEO_REC_SYMBOL_XSIZE 16
-#define VIDEO_REC_SYMBOL_YSIZE 16
-#define VIDEO_PLAY_LABEL_XPOS (VIDEO_DISPLAY2_XPOS + 65)
-#define VIDEO_PLAY_LABEL_YPOS (VIDEO_DISPLAY2_YPOS)
-#define VIDEO_PLAY_LABEL_XSIZE 22
-#define VIDEO_PLAY_LABEL_YSIZE 12
-#define VIDEO_PLAY_SYMBOL_XPOS (VIDEO_DISPLAY2_XPOS + 52)
-#define VIDEO_PLAY_SYMBOL_YPOS (VIDEO_DISPLAY2_YPOS)
-#define VIDEO_PLAY_SYMBOL_XSIZE 11
-#define VIDEO_PLAY_SYMBOL_YSIZE 13
-#define VIDEO_PAUSE_LABEL_XPOS (VIDEO_DISPLAY2_XPOS)
-#define VIDEO_PAUSE_LABEL_YPOS (VIDEO_DISPLAY2_YPOS + 20)
-#define VIDEO_PAUSE_LABEL_XSIZE 35
-#define VIDEO_PAUSE_LABEL_YSIZE 8
-#define VIDEO_PAUSE_SYMBOL_XPOS (VIDEO_DISPLAY2_XPOS + 35)
-#define VIDEO_PAUSE_SYMBOL_YPOS (VIDEO_DISPLAY2_YPOS)
-#define VIDEO_PAUSE_SYMBOL_XSIZE 17
-#define VIDEO_PAUSE_SYMBOL_YSIZE 13
-#define VIDEO_TIME_XPOS (VIDEO_DISPLAY2_XPOS + 38)
-#define VIDEO_TIME_YPOS (VIDEO_DISPLAY2_YPOS + 14)
-#define VIDEO_TIME_XSIZE 50
-#define VIDEO_TIME_YSIZE 16
-
-/* special */
-#define VIDEO_PBEND_LABEL_XPOS 6
-#define VIDEO_PBEND_LABEL_YPOS 220
-#define VIDEO_PBEND_LABEL_XSIZE 35
-#define VIDEO_PBEND_LABEL_YSIZE 30
-
-#define VIDEO_STATE_OFF (VIDEO_STATE_PLAY_OFF | \
- VIDEO_STATE_REC_OFF | \
- VIDEO_STATE_PAUSE_OFF | \
- VIDEO_STATE_FFWD_OFF | \
- VIDEO_STATE_PBEND_OFF | \
- VIDEO_STATE_DATE_OFF | \
- VIDEO_STATE_TIME_OFF)
-#define VIDEO_PRESS_OFF (VIDEO_PRESS_PLAY_OFF | \
- VIDEO_PRESS_REC_OFF | \
- VIDEO_PRESS_PAUSE_OFF | \
- VIDEO_PRESS_STOP_OFF | \
- VIDEO_PRESS_EJECT_OFF)
-#define VIDEO_ALL_OFF (VIDEO_STATE_OFF | VIDEO_PRESS_OFF)
-
-#define VIDEO_STATE_ON (VIDEO_STATE_PLAY_ON | \
- VIDEO_STATE_REC_ON | \
- VIDEO_STATE_PAUSE_ON | \
- VIDEO_STATE_FFWD_ON | \
- VIDEO_STATE_PBEND_ON | \
- VIDEO_STATE_DATE_ON | \
- VIDEO_STATE_TIME_ON)
-#define VIDEO_PRESS_ON (VIDEO_PRESS_PLAY_ON | \
- VIDEO_PRESS_REC_ON | \
- VIDEO_PRESS_PAUSE_ON | \
- VIDEO_PRESS_STOP_ON | \
- VIDEO_PRESS_EJECT_ON)
-#define VIDEO_ALL_ON (VIDEO_STATE_ON | VIDEO_PRESS_ON)
-
-#define VIDEO_STATE (VIDEO_STATE_ON | VIDEO_STATE_OFF)
-#define VIDEO_PRESS (VIDEO_PRESS_ON | VIDEO_PRESS_OFF)
-#define VIDEO_ALL (VIDEO_ALL_ON | VIDEO_ALL_OFF)
-
-
-void DrawVideoDisplay(unsigned long state, unsigned long value)
-{
- int i;
- int part_label = 0, part_symbol = 1;
- int xpos = 0, ypos = 1, xsize = 2, ysize = 3;
- static char *monatsname[12] =
- {
- "JAN", "FEB", "MAR", "APR", "MAY", "JUN",
- "JUL", "AUG", "SEP", "OCT", "NOV", "DEC"
- };
- static int video_pos[5][2][4] =
- {
- {{ VIDEO_PLAY_LABEL_XPOS, VIDEO_PLAY_LABEL_YPOS,
- VIDEO_PLAY_LABEL_XSIZE,VIDEO_PLAY_LABEL_YSIZE },
- { VIDEO_PLAY_SYMBOL_XPOS, VIDEO_PLAY_SYMBOL_YPOS,
- VIDEO_PLAY_SYMBOL_XSIZE,VIDEO_PLAY_SYMBOL_YSIZE }},
-
- {{ VIDEO_REC_LABEL_XPOS, VIDEO_REC_LABEL_YPOS,
- VIDEO_REC_LABEL_XSIZE,VIDEO_REC_LABEL_YSIZE },
- { VIDEO_REC_SYMBOL_XPOS, VIDEO_REC_SYMBOL_YPOS,
- VIDEO_REC_SYMBOL_XSIZE,VIDEO_REC_SYMBOL_YSIZE }},
-
- {{ VIDEO_PAUSE_LABEL_XPOS, VIDEO_PAUSE_LABEL_YPOS,
- VIDEO_PAUSE_LABEL_XSIZE,VIDEO_PAUSE_LABEL_YSIZE },
- { VIDEO_PAUSE_SYMBOL_XPOS, VIDEO_PAUSE_SYMBOL_YPOS,
- VIDEO_PAUSE_SYMBOL_XSIZE,VIDEO_PAUSE_SYMBOL_YSIZE }},
-
- {{ VIDEO_DATE_LABEL_XPOS, VIDEO_DATE_LABEL_YPOS,
- VIDEO_DATE_LABEL_XSIZE,VIDEO_DATE_LABEL_YSIZE },
- { VIDEO_DATE_XPOS, VIDEO_DATE_YPOS,
- VIDEO_DATE_XSIZE,VIDEO_DATE_YSIZE }},
-
- {{ 0,0,
- 0,0 },
- { VIDEO_TIME_XPOS, VIDEO_TIME_YPOS,
- VIDEO_TIME_XSIZE,VIDEO_TIME_YSIZE }}
- };
-
- if (state & VIDEO_STATE_PBEND_OFF)
- {
- int cx = DOOR_GFX_PAGEX3, cy = DOOR_GFX_PAGEY2;
-
- BlitBitmap(pix[PIX_DOOR], drawto,
- cx + VIDEO_REC_LABEL_XPOS,
- cy + VIDEO_REC_LABEL_YPOS,
- VIDEO_PBEND_LABEL_XSIZE,
- VIDEO_PBEND_LABEL_YSIZE,
- VX + VIDEO_REC_LABEL_XPOS,
- VY + VIDEO_REC_LABEL_YPOS);
- }
-
- for(i=0;i<10;i++)
- {
- if (state & (1<<i))
- {
- int pos = i/2, cx, cy = DOOR_GFX_PAGEY2;
-
- if (i%2) /* i ungerade => STATE_ON / PRESS_OFF */
- cx = DOOR_GFX_PAGEX4;
- else
- cx = DOOR_GFX_PAGEX3; /* i gerade => STATE_OFF / PRESS_ON */
-
- if (video_pos[pos][part_label][0] && value != VIDEO_DISPLAY_SYMBOL_ONLY)
- BlitBitmap(pix[PIX_DOOR], drawto,
- cx + video_pos[pos][part_label][xpos],
- cy + video_pos[pos][part_label][ypos],
- video_pos[pos][part_label][xsize],
- video_pos[pos][part_label][ysize],
- VX + video_pos[pos][part_label][xpos],
- VY + video_pos[pos][part_label][ypos]);
- if (video_pos[pos][part_symbol][0] && value != VIDEO_DISPLAY_LABEL_ONLY)
- BlitBitmap(pix[PIX_DOOR], drawto,
- cx + video_pos[pos][part_symbol][xpos],
- cy + video_pos[pos][part_symbol][ypos],
- video_pos[pos][part_symbol][xsize],
- video_pos[pos][part_symbol][ysize],
- VX + video_pos[pos][part_symbol][xpos],
- VY + video_pos[pos][part_symbol][ypos]);
- }
- }
-
- if (state & VIDEO_STATE_FFWD_ON)
- {
- int cx = DOOR_GFX_PAGEX4, cy = DOOR_GFX_PAGEY2;
-
- BlitBitmap(pix[PIX_DOOR], drawto,
- cx + VIDEO_PLAY_SYMBOL_XPOS,
- cy + VIDEO_PLAY_SYMBOL_YPOS,
- VIDEO_PLAY_SYMBOL_XSIZE - 2,
- VIDEO_PLAY_SYMBOL_YSIZE,
- VX + VIDEO_PLAY_SYMBOL_XPOS - 9,
- VY + VIDEO_PLAY_SYMBOL_YPOS);
- }
-
- if (state & VIDEO_STATE_PBEND_ON)
- {
- int cx = DOOR_GFX_PAGEX6, cy = DOOR_GFX_PAGEY1;
-
- BlitBitmap(pix[PIX_DOOR], drawto,
- cx + VIDEO_PBEND_LABEL_XPOS,
- cy + VIDEO_PBEND_LABEL_YPOS,
- VIDEO_PBEND_LABEL_XSIZE,
- VIDEO_PBEND_LABEL_YSIZE,
- VX + VIDEO_REC_LABEL_XPOS,
- VY + VIDEO_REC_LABEL_YPOS);
- }
-
- if (state & VIDEO_STATE_DATE_ON)
- {
- int tag = value % 100;
- int monat = (value/100) % 100;
- int jahr = (value/10000);
-
- DrawText(VX+VIDEO_DATE_XPOS,VY+VIDEO_DATE_YPOS,
- int2str(tag,2),FS_SMALL,FC_SPECIAL1);
- DrawText(VX+VIDEO_DATE_XPOS+27,VY+VIDEO_DATE_YPOS,
- monatsname[monat],FS_SMALL,FC_SPECIAL1);
- DrawText(VX+VIDEO_DATE_XPOS+64,VY+VIDEO_DATE_YPOS,
- int2str(jahr,2),FS_SMALL,FC_SPECIAL1);
- }
-
- if (state & VIDEO_STATE_TIME_ON)
- {
- int min = value / 60;
- int sec = value % 60;
-
- DrawText(VX+VIDEO_TIME_XPOS,VY+VIDEO_TIME_YPOS,
- int2str(min,2),FS_SMALL,FC_SPECIAL1);
- DrawText(VX+VIDEO_TIME_XPOS+27,VY+VIDEO_TIME_YPOS,
- int2str(sec,2),FS_SMALL,FC_SPECIAL1);
- }
-
- if (state & VIDEO_STATE_DATE)
- redraw_mask |= REDRAW_VIDEO_1;
- if ((state & ~VIDEO_STATE_DATE) & VIDEO_STATE)
- redraw_mask |= REDRAW_VIDEO_2;
- if (state & VIDEO_PRESS)
- redraw_mask |= REDRAW_VIDEO_3;
-}
-
-void DrawCompleteVideoDisplay()
-{
- BlitBitmap(pix[PIX_DOOR], drawto,
- DOOR_GFX_PAGEX3,DOOR_GFX_PAGEY2, VXSIZE,VYSIZE, VX,VY);
- BlitBitmap(pix[PIX_DOOR], drawto,
- DOOR_GFX_PAGEX4+VIDEO_CONTROL_XPOS,
- DOOR_GFX_PAGEY2+VIDEO_CONTROL_YPOS,
- VIDEO_CONTROL_XSIZE,VIDEO_CONTROL_YSIZE,
- VX+VIDEO_CONTROL_XPOS,VY+VIDEO_CONTROL_YPOS);
-
- DrawVideoDisplay(VIDEO_ALL_OFF,0);
- if (tape.date && tape.length)
- {
- DrawVideoDisplay(VIDEO_STATE_DATE_ON,tape.date);
- DrawVideoDisplay(VIDEO_STATE_TIME_ON,tape.length_seconds);
- }
-
- BlitBitmap(drawto, pix[PIX_DB_DOOR],
- VX,VY, VXSIZE,VYSIZE, DOOR_GFX_PAGEX1,DOOR_GFX_PAGEY2);
-}
-
-
-/* NEW GADGET STUFF -------------------------------------------------------- */
-
-
-/* values for DrawGadget() */
-#define DG_UNPRESSED 0
-#define DG_PRESSED 1
-#define DG_BUFFERED 0
-#define DG_DIRECT 1
-
-static struct GadgetInfo *gadget_list_first_entry = NULL;
-static struct GadgetInfo *gadget_list_last_entry = NULL;
-static int next_free_gadget_id = 1;
-static boolean gadget_id_wrapped = FALSE;
-
-static struct GadgetInfo *getGadgetInfoFromGadgetID(int id)
-{
- struct GadgetInfo *gi = gadget_list_first_entry;
-
- while (gi && gi->id != id)
- gi = gi->next;
-
- return gi;
-}
-
-static int getNewGadgetID()
-{
- int id = next_free_gadget_id++;
-
- if (next_free_gadget_id <= 0) /* counter overrun */
- {
- gadget_id_wrapped = TRUE; /* now we must check each ID */
- next_free_gadget_id = 0;
- }
-
- if (gadget_id_wrapped)
- {
- next_free_gadget_id++;
- while (getGadgetInfoFromGadgetID(next_free_gadget_id) != NULL)
- next_free_gadget_id++;
- }
-
- if (next_free_gadget_id <= 0) /* cannot get new gadget id */
- Error(ERR_EXIT, "too much gadgets -- this should not happen");
-
- return id;
-}
-
-static struct GadgetInfo *getGadgetInfoFromMousePosition(int mx, int my)
-{
- struct GadgetInfo *gi = gadget_list_first_entry;
-
- while (gi)
- {
- if (gi->mapped &&
- mx >= gi->x && mx < gi->x + gi->width &&
- my >= gi->y && my < gi->y + gi->height)
- break;
-
- gi = gi->next;
- }
-
- return gi;
-}
-
-static void default_callback_info(void *ptr)
-{
-#if 0
- if (game_status == LEVELED)
- HandleEditorGadgetInfoText(ptr);
-#endif
-
- return;
-}
-
-static void default_callback_action(void *ptr)
-{
- return;
-}
-
-static void DrawGadget(struct GadgetInfo *gi, boolean pressed, boolean direct)
-{
- int state = (pressed ? 1 : 0);
- struct GadgetDesign *gd = (gi->checked ?
- &gi->alt_design[state] :
- &gi->design[state]);
-
- switch (gi->type)
- {
- case GD_TYPE_NORMAL_BUTTON:
- case GD_TYPE_CHECK_BUTTON:
- case GD_TYPE_RADIO_BUTTON:
- BlitBitmap(gd->bitmap, drawto,
- gd->x, gd->y, gi->width, gi->height, gi->x, gi->y);
- if (gi->deco.design.bitmap)
- BlitBitmap(gi->deco.design.bitmap, drawto,
- gi->deco.design.x, gi->deco.design.y,
- gi->deco.width, gi->deco.height,
- gi->x + gi->deco.x + (pressed ? gi->deco.xshift : 0),
- gi->y + gi->deco.y + (pressed ? gi->deco.yshift : 0));
- break;
-
- case GD_TYPE_TEXTINPUT_ALPHANUMERIC:
- case GD_TYPE_TEXTINPUT_NUMERIC:
- {
- int i;
- char cursor_letter;
- char cursor_string[3];
- char text[MAX_GADGET_TEXTSIZE + 1];
- int font_type = gi->text.font_type;
- int font_width = getFontWidth(FS_SMALL, font_type);
- int border = gi->border.size;
- strcpy(text, gi->text.value);
- strcat(text, " ");
-
- /* left part of gadget */
- BlitBitmap(gd->bitmap, drawto,
- gd->x, gd->y, border, gi->height, gi->x, gi->y);
-
- /* middle part of gadget */
- for (i=0; i<=gi->text.size; i++)
- BlitBitmap(gd->bitmap, drawto,
- gd->x + border, gd->y, font_width, gi->height,
- gi->x + border + i * font_width, gi->y);
-
- /* right part of gadget */
- BlitBitmap(gd->bitmap, drawto,
- gd->x + gi->border.width - border, gd->y,
- border, gi->height, gi->x + gi->width - border, gi->y);
-
- /* gadget text value */
- DrawText(gi->x + border, gi->y + border, text, FS_SMALL, font_type);
-
- cursor_letter = gi->text.value[gi->text.cursor_position];
- cursor_string[0] = '~';
- cursor_string[1] = (cursor_letter != '\0' ? cursor_letter : ' ');
- cursor_string[2] = '\0';
-
- /* draw cursor, if active */
- if (pressed)
- DrawText(gi->x + border + gi->text.cursor_position * font_width,
- gi->y + border, cursor_string, FS_SMALL, font_type);
- }
- break;
-
- case GD_TYPE_SCROLLBAR_VERTICAL:
- {
- int i;
- int xpos = gi->x;
- int ypos = gi->y + gi->scrollbar.position;
- int design_full = gi->width;
- int design_body = design_full - 2 * gi->border.size;
- int size_full = gi->scrollbar.size;
- int size_body = size_full - 2 * gi->border.size;
- int num_steps = size_body / design_body;
- int step_size_remain = size_body - num_steps * design_body;
-
- /* clear scrollbar area */
- ClearRectangle(backbuffer, gi->x, gi->y, gi->width, gi->height);
-
- /* upper part of gadget */
- BlitBitmap(gd->bitmap, drawto,
- gd->x, gd->y,
- gi->width, gi->border.size,
- xpos, ypos);
-
- /* middle part of gadget */
- for (i=0; i<num_steps; i++)
- BlitBitmap(gd->bitmap, drawto,
- gd->x, gd->y + gi->border.size,
- gi->width, design_body,
- xpos, ypos + gi->border.size + i * design_body);
-
- /* remaining middle part of gadget */
- if (step_size_remain > 0)
- BlitBitmap(gd->bitmap, drawto,
- gd->x, gd->y + gi->border.size,
- gi->width, step_size_remain,
- xpos, ypos + gi->border.size + num_steps * design_body);
-
- /* lower part of gadget */
- BlitBitmap(gd->bitmap, drawto,
- gd->x, gd->y + design_full - gi->border.size,
- gi->width, gi->border.size,
- xpos, ypos + size_full - gi->border.size);
- }
- break;
-
- case GD_TYPE_SCROLLBAR_HORIZONTAL:
- {
- int i;
- int xpos = gi->x + gi->scrollbar.position;
- int ypos = gi->y;
- int design_full = gi->height;
- int design_body = design_full - 2 * gi->border.size;
- int size_full = gi->scrollbar.size;
- int size_body = size_full - 2 * gi->border.size;
- int num_steps = size_body / design_body;
- int step_size_remain = size_body - num_steps * design_body;
-
- /* clear scrollbar area */
- ClearRectangle(backbuffer, gi->x, gi->y, gi->width, gi->height);
-
- /* left part of gadget */
- BlitBitmap(gd->bitmap, drawto,
- gd->x, gd->y,
- gi->border.size, gi->height,
- xpos, ypos);
-
- /* middle part of gadget */
- for (i=0; i<num_steps; i++)
- BlitBitmap(gd->bitmap, drawto,
- gd->x + gi->border.size, gd->y,
- design_body, gi->height,
- xpos + gi->border.size + i * design_body, ypos);
-
- /* remaining middle part of gadget */
- if (step_size_remain > 0)
- BlitBitmap(gd->bitmap, drawto,
- gd->x + gi->border.size, gd->y,
- step_size_remain, gi->height,
- xpos + gi->border.size + num_steps * design_body, ypos);
-
- /* right part of gadget */
- BlitBitmap(gd->bitmap, drawto,
- gd->x + design_full - gi->border.size, gd->y,
- gi->border.size, gi->height,
- xpos + size_full - gi->border.size, ypos);
- }
- break;
-
- default:
- return;
- }
-
- if (direct)
- BlitBitmap(drawto, window,
- gi->x, gi->y, gi->width, gi->height, gi->x, gi->y);
- else
- redraw_mask |= (gi->x < SX + SXSIZE ? REDRAW_FIELD :
- gi->y < DY + DYSIZE ? REDRAW_DOOR_1 :
- gi->y > VY ? REDRAW_DOOR_2 : REDRAW_DOOR_3);
-}
-
-static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap)
-{
- int tag = first_tag;
-
- while (tag != GDI_END)
- {
- switch(tag)
- {
- case GDI_CUSTOM_ID:
- gi->custom_id = va_arg(ap, int);
- break;
-
- case GDI_CUSTOM_TYPE_ID:
- gi->custom_type_id = va_arg(ap, int);
- break;
-
- case GDI_INFO_TEXT:
- {
- int max_textsize = MAX_INFO_TEXTSIZE - 1;
-
- strncpy(gi->info_text, va_arg(ap, char *), max_textsize);
- gi->info_text[max_textsize] = '\0';
- }
- break;
-
- case GDI_X:
- gi->x = va_arg(ap, int);
- break;
-
- case GDI_Y:
- gi->y = va_arg(ap, int);
- break;
-
- case GDI_WIDTH:
- gi->width = va_arg(ap, int);
- break;
-
- case GDI_HEIGHT:
- gi->height = va_arg(ap, int);
- break;
-
- case GDI_TYPE:
- gi->type = va_arg(ap, unsigned long);
- break;
-
- case GDI_STATE:
- gi->state = va_arg(ap, unsigned long);
- break;
-
- case GDI_CHECKED:
- gi->checked = va_arg(ap, boolean);
- break;
-
- case GDI_RADIO_NR:
- gi->radio_nr = va_arg(ap, unsigned long);
- break;
-
- case GDI_NUMBER_VALUE:
- gi->text.number_value = va_arg(ap, long);
- sprintf(gi->text.value, "%d", gi->text.number_value);
- gi->text.cursor_position = strlen(gi->text.value);
- break;
-
- case GDI_NUMBER_MIN:
- gi->text.number_min = va_arg(ap, long);
- if (gi->text.number_value < gi->text.number_min)
- {
- gi->text.number_value = gi->text.number_min;
- sprintf(gi->text.value, "%d", gi->text.number_value);
- }
- break;
-
- case GDI_NUMBER_MAX:
- gi->text.number_max = va_arg(ap, long);
- if (gi->text.number_value > gi->text.number_max)
- {
- gi->text.number_value = gi->text.number_max;
- sprintf(gi->text.value, "%d", gi->text.number_value);
- }
- break;
-
- case GDI_TEXT_VALUE:
- {
- int max_textsize = MAX_GADGET_TEXTSIZE;
-
- if (gi->text.size)
- max_textsize = MIN(gi->text.size, MAX_GADGET_TEXTSIZE - 1);
-
- strncpy(gi->text.value, va_arg(ap, char *), max_textsize);
- gi->text.value[max_textsize] = '\0';
- gi->text.cursor_position = strlen(gi->text.value);
- }
- break;
-
- case GDI_TEXT_SIZE:
- {
- int tag_value = va_arg(ap, int);
- int max_textsize = MIN(tag_value, MAX_GADGET_TEXTSIZE - 1);
-
- gi->text.size = max_textsize;
- gi->text.value[max_textsize] = '\0';
- }
- break;
-
- case GDI_TEXT_FONT:
- gi->text.font_type = va_arg(ap, int);
- break;
-
- case GDI_DESIGN_UNPRESSED:
- gi->design[GD_BUTTON_UNPRESSED].bitmap = va_arg(ap, Bitmap);
- gi->design[GD_BUTTON_UNPRESSED].x = va_arg(ap, int);
- gi->design[GD_BUTTON_UNPRESSED].y = va_arg(ap, int);
- break;
-
- case GDI_DESIGN_PRESSED:
- gi->design[GD_BUTTON_PRESSED].bitmap = va_arg(ap, Bitmap);
- gi->design[GD_BUTTON_PRESSED].x = va_arg(ap, int);
- gi->design[GD_BUTTON_PRESSED].y = va_arg(ap, int);
- break;
-
- case GDI_ALT_DESIGN_UNPRESSED:
- gi->alt_design[GD_BUTTON_UNPRESSED].bitmap= va_arg(ap, Bitmap);
- gi->alt_design[GD_BUTTON_UNPRESSED].x = va_arg(ap, int);
- gi->alt_design[GD_BUTTON_UNPRESSED].y = va_arg(ap, int);
- break;
-
- case GDI_ALT_DESIGN_PRESSED:
- gi->alt_design[GD_BUTTON_PRESSED].bitmap = va_arg(ap, Bitmap);
- gi->alt_design[GD_BUTTON_PRESSED].x = va_arg(ap, int);
- gi->alt_design[GD_BUTTON_PRESSED].y = va_arg(ap, int);
- break;
-
- case GDI_BORDER_SIZE:
- gi->border.size = va_arg(ap, int);
- break;
-
- case GDI_TEXTINPUT_DESIGN_WIDTH:
- gi->border.width = va_arg(ap, int);
- break;
-
- case GDI_DECORATION_DESIGN:
- gi->deco.design.bitmap = va_arg(ap, Bitmap);
- gi->deco.design.x = va_arg(ap, int);
- gi->deco.design.y = va_arg(ap, int);
- break;
-
- case GDI_DECORATION_POSITION:
- gi->deco.x = va_arg(ap, int);
- gi->deco.y = va_arg(ap, int);
- break;
-
- case GDI_DECORATION_SIZE:
- gi->deco.width = va_arg(ap, int);
- gi->deco.height = va_arg(ap, int);
- break;
-
- case GDI_DECORATION_SHIFTING:
- gi->deco.xshift = va_arg(ap, int);
- gi->deco.yshift = va_arg(ap, int);
- break;
-
- case GDI_EVENT_MASK:
- gi->event_mask = va_arg(ap, unsigned long);
- break;
-
- case GDI_AREA_SIZE:
- gi->drawing.area_xsize = va_arg(ap, int);
- gi->drawing.area_ysize = va_arg(ap, int);
-
- /* determine dependent values for drawing area gadget, if needed */
- if (gi->width == 0 && gi->height == 0 &&
- gi->drawing.item_xsize !=0 && gi->drawing.item_ysize !=0)
- {
- gi->width = gi->drawing.area_xsize * gi->drawing.item_xsize;
- gi->height = gi->drawing.area_ysize * gi->drawing.item_ysize;
- }
- else if (gi->drawing.item_xsize == 0 && gi->drawing.item_ysize == 0 &&
- gi->width != 0 && gi->height != 0)
- {
- gi->drawing.item_xsize = gi->width / gi->drawing.area_xsize;
- gi->drawing.item_ysize = gi->height / gi->drawing.area_ysize;
- }
- break;
-
- case GDI_ITEM_SIZE:
- gi->drawing.item_xsize = va_arg(ap, int);
- gi->drawing.item_ysize = va_arg(ap, int);
-
- /* determine dependent values for drawing area gadget, if needed */
- if (gi->width == 0 && gi->height == 0 &&
- gi->drawing.area_xsize !=0 && gi->drawing.area_ysize !=0)
- {
- gi->width = gi->drawing.area_xsize * gi->drawing.item_xsize;
- gi->height = gi->drawing.area_ysize * gi->drawing.item_ysize;
- }
- else if (gi->drawing.area_xsize == 0 && gi->drawing.area_ysize == 0 &&
- gi->width != 0 && gi->height != 0)
- {
- gi->drawing.area_xsize = gi->width / gi->drawing.item_xsize;
- gi->drawing.area_ysize = gi->height / gi->drawing.item_ysize;
- }
- break;
-
- case GDI_SCROLLBAR_ITEMS_MAX:
- gi->scrollbar.items_max = va_arg(ap, int);
- break;
-
- case GDI_SCROLLBAR_ITEMS_VISIBLE:
- gi->scrollbar.items_visible = va_arg(ap, int);
- break;
-
- case GDI_SCROLLBAR_ITEM_POSITION:
- gi->scrollbar.item_position = va_arg(ap, int);
- break;
-
- case GDI_CALLBACK_INFO:
- gi->callback_info = va_arg(ap, gadget_function);
- break;
-
- case GDI_CALLBACK_ACTION:
- gi->callback_action = va_arg(ap, gadget_function);
- break;
-
- default:
- Error(ERR_EXIT, "HandleGadgetTags(): unknown tag %d", tag);
- }
-
- tag = va_arg(ap, int); /* read next tag */
- }
-
- /* check if gadget complete */
- if (gi->type != GD_TYPE_DRAWING_AREA &&
- (!gi->design[GD_BUTTON_UNPRESSED].bitmap ||
- !gi->design[GD_BUTTON_PRESSED].bitmap))
- Error(ERR_EXIT, "gadget incomplete (missing Bitmap)");
-
- /* adjust gadget values in relation to other gadget values */
-
- if (gi->type & GD_TYPE_TEXTINPUT)
- {
- int font_width = getFontWidth(FS_SMALL, gi->text.font_type);
- int font_height = getFontHeight(FS_SMALL, gi->text.font_type);
-
- gi->width = 2 * gi->border.size + (gi->text.size + 1) * font_width;
- gi->height = 2 * gi->border.size + font_height;
- }
-
- if (gi->type & GD_TYPE_TEXTINPUT_NUMERIC)
- {
- struct GadgetTextInput *text = &gi->text;
- int value = text->number_value;
-
- text->number_value = (value < text->number_min ? text->number_min :
- value > text->number_max ? text->number_max :
- value);
-
- sprintf(text->value, "%d", text->number_value);
- }
-
- if (gi->type & GD_TYPE_SCROLLBAR)
- {
- struct GadgetScrollbar *gs = &gi->scrollbar;
-
- if (gi->width == 0 || gi->height == 0 ||
- gs->items_max == 0 || gs->items_visible == 0)
- Error(ERR_EXIT, "scrollbar gadget incomplete (missing tags)");
-
- /* calculate internal scrollbar values */
- gs->size_max = (gi->type == GD_TYPE_SCROLLBAR_VERTICAL ?
- gi->height : gi->width);
- gs->size = gs->size_max * gs->items_visible / gs->items_max;
- gs->position = gs->size_max * gs->item_position / gs->items_max;
- gs->position_max = gs->size_max - gs->size;
- gs->correction = gs->size_max / gs->items_max / 2;
-
- /* finetuning for maximal right/bottom position */
- if (gs->item_position == gs->items_max - gs->items_visible)
- gs->position = gs->position_max;
- }
-}
-
-void ModifyGadget(struct GadgetInfo *gi, int first_tag, ...)
-{
- va_list ap;
-
- va_start(ap, first_tag);
- HandleGadgetTags(gi, first_tag, ap);
- va_end(ap);
-
- RedrawGadget(gi);
-}
-
-void RedrawGadget(struct GadgetInfo *gi)
-{
- if (gi->mapped)
- DrawGadget(gi, gi->state, DG_DIRECT);
-}
-
-struct GadgetInfo *CreateGadget(int first_tag, ...)
-{
- struct GadgetInfo *new_gadget = checked_malloc(sizeof(struct GadgetInfo));
- va_list ap;
-
- /* always start with reliable default values */
- memset(new_gadget, 0, sizeof(struct GadgetInfo)); /* zero all fields */
- new_gadget->id = getNewGadgetID();
- new_gadget->callback_info = default_callback_info;
- new_gadget->callback_action = default_callback_action;
-
- va_start(ap, first_tag);
- HandleGadgetTags(new_gadget, first_tag, ap);
- va_end(ap);
-
- /* insert new gadget into global gadget list */
- if (gadget_list_last_entry)
- {
- gadget_list_last_entry->next = new_gadget;
- gadget_list_last_entry = gadget_list_last_entry->next;
- }
- else
- gadget_list_first_entry = gadget_list_last_entry = new_gadget;
-
- return new_gadget;
-}
-
-void FreeGadget(struct GadgetInfo *gi)
-{
- struct GadgetInfo *gi_previous = gadget_list_first_entry;
-
- while (gi_previous && gi_previous->next != gi)
- gi_previous = gi_previous->next;
-
- if (gi == gadget_list_first_entry)
- gadget_list_first_entry = gi->next;
-
- if (gi == gadget_list_last_entry)
- gadget_list_last_entry = gi_previous;
-
- gi_previous->next = gi->next;
- free(gi);
-}
-
-static void CheckRangeOfNumericInputGadget(struct GadgetInfo *gi)
-{
- if (gi->type != GD_TYPE_TEXTINPUT_NUMERIC)
- return;
-
- gi->text.number_value = atoi(gi->text.value);
-
- if (gi->text.number_value < gi->text.number_min)
- gi->text.number_value = gi->text.number_min;
- if (gi->text.number_value > gi->text.number_max)
- gi->text.number_value = gi->text.number_max;
-
- sprintf(gi->text.value, "%d", gi->text.number_value);
-
- if (gi->text.cursor_position < 0)
- gi->text.cursor_position = 0;
- else if (gi->text.cursor_position > strlen(gi->text.value))
- gi->text.cursor_position = strlen(gi->text.value);
-}
-
-/* global pointer to gadget actually in use (when mouse button pressed) */
-static struct GadgetInfo *last_gi = NULL;
-
-static void MapGadgetExt(struct GadgetInfo *gi, boolean redraw)
-{
- if (gi == NULL || gi->mapped)
- return;
-
- gi->mapped = TRUE;
-
- if (redraw)
- DrawGadget(gi, DG_UNPRESSED, DG_BUFFERED);
-}
-
-void MapGadget(struct GadgetInfo *gi)
-{
- MapGadgetExt(gi, TRUE);
-}
-
-void UnmapGadget(struct GadgetInfo *gi)
-{
- if (gi == NULL || !gi->mapped)
- return;
-
- gi->mapped = FALSE;
-
- if (gi == last_gi)
- last_gi = NULL;
-}
-
-#define MAX_NUM_GADGETS 1024
-#define MULTIMAP_UNMAP (1 << 0)
-#define MULTIMAP_REMAP (1 << 1)
-#define MULTIMAP_REDRAW (1 << 2)
-#define MULTIMAP_PLAYFIELD (1 << 3)
-#define MULTIMAP_DOOR_1 (1 << 4)
-#define MULTIMAP_DOOR_2 (1 << 5)
-#define MULTIMAP_ALL (MULTIMAP_PLAYFIELD | \
- MULTIMAP_DOOR_1 | \
- MULTIMAP_DOOR_2)
-
-static void MultiMapGadgets(int mode)
-{
- struct GadgetInfo *gi = gadget_list_first_entry;
- static boolean map_state[MAX_NUM_GADGETS];
- int map_count = 0;
-
- while (gi)
- {
- if ((mode & MULTIMAP_PLAYFIELD && gi->x < SX + SXSIZE) ||
- (mode & MULTIMAP_DOOR_1 && gi->x >= DX && gi->y < DY + DYSIZE) ||
- (mode & MULTIMAP_DOOR_2 && gi->x >= DX && gi->y > DY + DYSIZE) ||
- (mode & MULTIMAP_ALL) == MULTIMAP_ALL)
- {
- if (mode & MULTIMAP_UNMAP)
- {
- map_state[map_count++ % MAX_NUM_GADGETS] = gi->mapped;
- UnmapGadget(gi);
- }
- else
- {
- if (map_state[map_count++ % MAX_NUM_GADGETS])
- MapGadgetExt(gi, (mode & MULTIMAP_REDRAW));
- }
- }
-
- gi = gi->next;
- }
-}
-
-void UnmapAllGadgets()
-{
- MultiMapGadgets(MULTIMAP_ALL | MULTIMAP_UNMAP);
-}
-
-void RemapAllGadgets()
-{
- MultiMapGadgets(MULTIMAP_ALL | MULTIMAP_REMAP);
-}
-
-boolean anyTextGadgetActive()
-{
- return (last_gi && last_gi->type & GD_TYPE_TEXTINPUT && last_gi->mapped);
-}
-
-void ClickOnGadget(struct GadgetInfo *gi, int button)
-{
- /* simulate releasing mouse button over last gadget, if still pressed */
- if (button_status)
- HandleGadgets(-1, -1, 0);
-
- /* simulate pressing mouse button over specified gadget */
- HandleGadgets(gi->x, gi->y, button);
-
- /* simulate releasing mouse button over specified gadget */
- HandleGadgets(gi->x, gi->y, 0);
-}
-
-void HandleGadgets(int mx, int my, int button)
-{
- static struct GadgetInfo *last_info_gi = NULL;
- static unsigned long pressed_delay = 0;
- static int last_button = 0;
- static int last_mx = 0, last_my = 0;
- int scrollbar_mouse_pos = 0;
- struct GadgetInfo *new_gi, *gi;
- boolean press_event;
- boolean release_event;
- boolean mouse_moving;
- boolean gadget_pressed;
- boolean gadget_pressed_repeated;
- boolean gadget_moving;
- boolean gadget_moving_inside;
- boolean gadget_moving_off_borders;
- boolean gadget_released;
- boolean gadget_released_inside;
- boolean gadget_released_off_borders;
- boolean changed_position = FALSE;
-
- /* check if there are any gadgets defined */
- if (gadget_list_first_entry == NULL)
- return;
-
- /* check which gadget is under the mouse pointer */
- new_gi = getGadgetInfoFromMousePosition(mx, my);
-
- /* check if button state has changed since last invocation */
- press_event = (button != 0 && last_button == 0);
- release_event = (button == 0 && last_button != 0);
- last_button = button;
-
- /* check if mouse has been moved since last invocation */
- mouse_moving = ((mx != last_mx || my != last_my) && motion_status);
- last_mx = mx;
- last_my = my;
-
- /* special treatment for text and number input gadgets */
- if (anyTextGadgetActive() && button != 0 && !motion_status)
- {
- struct GadgetInfo *gi = last_gi;
-
- if (new_gi == last_gi)
- {
- /* if mouse button pressed inside activated text gadget, set cursor */
- gi->text.cursor_position =
- (mx - gi->x - gi->border.size) /
- getFontWidth(FS_SMALL, gi->text.font_type);
-
- if (gi->text.cursor_position < 0)
- gi->text.cursor_position = 0;
- else if (gi->text.cursor_position > strlen(gi->text.value))
- gi->text.cursor_position = strlen(gi->text.value);
-
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
- }
- else
- {
- /* if mouse button pressed outside text input gadget, deactivate it */
- CheckRangeOfNumericInputGadget(gi);
- DrawGadget(gi, DG_UNPRESSED, DG_DIRECT);
-
- gi->event.type = GD_EVENT_TEXT_LEAVING;
-
- if (gi->event_mask & GD_EVENT_TEXT_LEAVING)
- gi->callback_action(gi);
-
- last_gi = NULL;
- }
- }
-
- gadget_pressed =
- (button != 0 && last_gi == NULL && new_gi != NULL && press_event);
- gadget_pressed_repeated =
- (button != 0 && last_gi != NULL && new_gi == last_gi);
-
- gadget_released = (release_event && last_gi != NULL);
- gadget_released_inside = (gadget_released && new_gi == last_gi);
- gadget_released_off_borders = (gadget_released && new_gi != last_gi);
-
- gadget_moving = (button != 0 && last_gi != NULL && mouse_moving);
- gadget_moving_inside = (gadget_moving && new_gi == last_gi);
- gadget_moving_off_borders = (gadget_moving && new_gi != last_gi);
-
- /* if new gadget pressed, store this gadget */
- if (gadget_pressed)
- last_gi = new_gi;
-
- /* 'gi' is actually handled gadget */
- gi = last_gi;
-
- /* if gadget is scrollbar, choose mouse position value */
- if (gi && gi->type & GD_TYPE_SCROLLBAR)
- scrollbar_mouse_pos =
- (gi->type == GD_TYPE_SCROLLBAR_HORIZONTAL ? mx - gi->x : my - gi->y);
-
- /* if mouse button released, no gadget needs to be handled anymore */
- if (button == 0 && last_gi && !(last_gi->type & GD_TYPE_TEXTINPUT))
- last_gi = NULL;
-
- /* modify event position values even if no gadget is pressed */
- if (button == 0 && !release_event)
- gi = new_gi;
-
- if (gi)
- {
- int last_x = gi->event.x;
- int last_y = gi->event.y;
-
- gi->event.x = mx - gi->x;
- gi->event.y = my - gi->y;
-
- if (gi->type == GD_TYPE_DRAWING_AREA)
- {
- gi->event.x /= gi->drawing.item_xsize;
- gi->event.y /= gi->drawing.item_ysize;
-
- if (last_x != gi->event.x || last_y != gi->event.y)
- changed_position = TRUE;
- }
- }
-
- /* handle gadget popup info text */
- if (last_info_gi != new_gi ||
- (new_gi && new_gi->type == GD_TYPE_DRAWING_AREA && changed_position))
- {
- last_info_gi = new_gi;
-
- if (new_gi != NULL && (button == 0 || new_gi == last_gi))
- {
- new_gi->event.type = 0;
- new_gi->callback_info(new_gi);
- }
- else
- default_callback_info(NULL);
- }
-
- if (gadget_pressed)
- {
- if (gi->type == GD_TYPE_CHECK_BUTTON)
- {
- gi->checked = !gi->checked;
- }
- else if (gi->type == GD_TYPE_RADIO_BUTTON)
- {
- struct GadgetInfo *rgi = gadget_list_first_entry;
-
- while (rgi)
- {
- if (rgi->mapped &&
- rgi->type == GD_TYPE_RADIO_BUTTON &&
- rgi->radio_nr == gi->radio_nr &&
- rgi != gi)
- {
- rgi->checked = FALSE;
- DrawGadget(rgi, DG_UNPRESSED, DG_DIRECT);
- }
-
- rgi = rgi->next;
- }
-
- gi->checked = TRUE;
- }
- else if (gi->type & GD_TYPE_SCROLLBAR)
- {
- int mpos, gpos;
-
- if (gi->type == GD_TYPE_SCROLLBAR_HORIZONTAL)
- {
- mpos = mx;
- gpos = gi->x;
- }
- else
- {
- mpos = my;
- gpos = gi->y;
- }
-
- if (mpos >= gpos + gi->scrollbar.position &&
- mpos < gpos + gi->scrollbar.position + gi->scrollbar.size)
- {
- /* drag scrollbar */
- gi->scrollbar.drag_position =
- scrollbar_mouse_pos - gi->scrollbar.position;
- }
- else
- {
- /* click scrollbar one scrollbar length up/left or down/right */
-
- struct GadgetScrollbar *gs = &gi->scrollbar;
- int old_item_position = gs->item_position;
-
- changed_position = FALSE;
-
- gs->item_position +=
- gs->items_visible * (mpos < gpos + gi->scrollbar.position ? -1 : +1);
-
- if (gs->item_position < 0)
- gs->item_position = 0;
- if (gs->item_position > gs->items_max - gs->items_visible)
- gs->item_position = gs->items_max - gs->items_visible;
-
- if (old_item_position != gs->item_position)
- {
- gi->event.item_position = gs->item_position;
- changed_position = TRUE;
- }
-
- ModifyGadget(gi, GDI_SCROLLBAR_ITEM_POSITION, gs->item_position,
- GDI_END);
-
- gi->state = GD_BUTTON_UNPRESSED;
- gi->event.type = GD_EVENT_MOVING;
- gi->event.off_borders = FALSE;
-
- if (gi->event_mask & GD_EVENT_MOVING && changed_position)
- gi->callback_action(gi);
-
- /* don't handle this scrollbar anymore while mouse button pressed */
- last_gi = NULL;
-
- return;
- }
- }
-
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
-
- gi->state = GD_BUTTON_PRESSED;
- gi->event.type = GD_EVENT_PRESSED;
- gi->event.button = button;
- gi->event.off_borders = FALSE;
-
- /* initialize delay counter */
- DelayReached(&pressed_delay, 0);
-
- if (gi->event_mask & GD_EVENT_PRESSED)
- gi->callback_action(gi);
- }
-
- if (gadget_pressed_repeated)
- {
- gi->event.type = GD_EVENT_PRESSED;
-
- if (gi->event_mask & GD_EVENT_REPEATED &&
- DelayReached(&pressed_delay, GADGET_FRAME_DELAY))
- gi->callback_action(gi);
- }
-
- if (gadget_moving)
- {
- if (gi->type & GD_TYPE_BUTTON)
- {
- if (gadget_moving_inside && gi->state == GD_BUTTON_UNPRESSED)
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
- else if (gadget_moving_off_borders && gi->state == GD_BUTTON_PRESSED)
- DrawGadget(gi, DG_UNPRESSED, DG_DIRECT);
- }
-
- if (gi->type & GD_TYPE_SCROLLBAR)
- {
- struct GadgetScrollbar *gs = &gi->scrollbar;
- int old_item_position = gs->item_position;
-
- gs->position = scrollbar_mouse_pos - gs->drag_position;
-
- if (gs->position < 0)
- gs->position = 0;
- if (gs->position > gs->position_max)
- gs->position = gs->position_max;
-
- gs->item_position =
- gs->items_max * (gs->position + gs->correction) / gs->size_max;
-
- if (gs->item_position < 0)
- gs->item_position = 0;
- if (gs->item_position > gs->items_max - 1)
- gs->item_position = gs->items_max - 1;
-
- if (old_item_position != gs->item_position)
- {
- gi->event.item_position = gs->item_position;
- changed_position = TRUE;
- }
-
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
- }
-
- gi->state = (gadget_moving_inside || gi->type & GD_TYPE_SCROLLBAR ?
- GD_BUTTON_PRESSED : GD_BUTTON_UNPRESSED);
- gi->event.type = GD_EVENT_MOVING;
- gi->event.off_borders = gadget_moving_off_borders;
-
- if (gi->event_mask & GD_EVENT_MOVING && changed_position &&
- (gadget_moving_inside || gi->event_mask & GD_EVENT_OFF_BORDERS))
- gi->callback_action(gi);
- }
-
- if (gadget_released_inside)
- {
- if (!(gi->type & GD_TYPE_TEXTINPUT))
- DrawGadget(gi, DG_UNPRESSED, DG_DIRECT);
-
- gi->state = GD_BUTTON_UNPRESSED;
- gi->event.type = GD_EVENT_RELEASED;
-
- if (gi->event_mask & GD_EVENT_RELEASED)
- gi->callback_action(gi);
- }
-
- if (gadget_released_off_borders)
- {
- if (gi->type & GD_TYPE_SCROLLBAR)
- DrawGadget(gi, DG_UNPRESSED, DG_DIRECT);
-
- gi->event.type = GD_EVENT_RELEASED;
-
- if (gi->event_mask & GD_EVENT_RELEASED &&
- gi->event_mask & GD_EVENT_OFF_BORDERS)
- gi->callback_action(gi);
- }
-}
-
-void HandleGadgetsKeyInput(Key key)
-{
- struct GadgetInfo *gi = last_gi;
- char text[MAX_GADGET_TEXTSIZE];
- int text_length;
- int cursor_pos;
- char letter;
- boolean legal_letter;
-
- if (gi == NULL || !(gi->type & GD_TYPE_TEXTINPUT) || !gi->mapped)
- return;
-
- text_length = strlen(gi->text.value);
- cursor_pos = gi->text.cursor_position;
- letter = getCharFromKey(key);
- legal_letter = (gi->type == GD_TYPE_TEXTINPUT_NUMERIC ?
- letter >= '0' && letter <= '9' :
- letter != 0);
-
- if (legal_letter && text_length < gi->text.size)
- {
- strcpy(text, gi->text.value);
- strcpy(&gi->text.value[cursor_pos + 1], &text[cursor_pos]);
- gi->text.value[cursor_pos] = letter;
- gi->text.cursor_position++;
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
- }
- else if (key == KSYM_Left && cursor_pos > 0)
- {
- gi->text.cursor_position--;
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
- }
- else if (key == KSYM_Right && cursor_pos < text_length)
- {
- gi->text.cursor_position++;
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
- }
- else if (key == KSYM_BackSpace && cursor_pos > 0)
- {
- strcpy(text, gi->text.value);
- strcpy(&gi->text.value[cursor_pos - 1], &text[cursor_pos]);
- gi->text.cursor_position--;
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
- }
- else if (key == KSYM_Delete && cursor_pos < text_length)
- {
- strcpy(text, gi->text.value);
- strcpy(&gi->text.value[cursor_pos], &text[cursor_pos + 1]);
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
- }
- else if (key == KSYM_Return)
- {
- CheckRangeOfNumericInputGadget(gi);
- DrawGadget(gi, DG_UNPRESSED, DG_DIRECT);
-
- gi->event.type = GD_EVENT_TEXT_RETURN;
-
- if (gi->event_mask & GD_EVENT_TEXT_RETURN)
- gi->callback_action(gi);
-
- last_gi = NULL;
- }
-}