return gi;
}
+static void default_callback_function(void *ptr)
+{
+ return;
+}
+
struct GadgetInfo *CreateGadget(int first_tag, ...)
{
struct GadgetInfo *new_gadget = checked_malloc(sizeof(struct GadgetInfo));
va_start(ap, first_tag);
/* always start with reliable default values */
- memset(new_gadget, 0, sizeof(struct GadgetInfo));
-
- new_gadget->id = getNewGadgetID();
+ memset(new_gadget, 0, sizeof(struct GadgetInfo)); /* zero all fields */
+ new_gadget->id = getNewGadgetID(); /* new gadget id */
+ new_gadget->callback = default_callback_function; /* dummy function */
while (tag != GDI_END)
{
-
-
-
-#if 0
- printf("tag: %d\n", tag);
-#endif
-
-
-
switch(tag)
{
- case GDI_ID:
- new_gadget->id = va_arg(ap, int);
+ case GDI_CUSTOM_ID:
+ new_gadget->custom_id = va_arg(ap, int);
break;
+
case GDI_X:
new_gadget->x = va_arg(ap, int);
break;
+
case GDI_Y:
new_gadget->y = va_arg(ap, int);
break;
+
case GDI_WIDTH:
new_gadget->width = va_arg(ap, int);
break;
+
case GDI_HEIGHT:
new_gadget->height = va_arg(ap, int);
break;
+
case GDI_TYPE:
new_gadget->type = va_arg(ap, unsigned long);
break;
+
case GDI_STATE:
new_gadget->state = va_arg(ap, unsigned long);
break;
- case GDI_ALT_STATE:
- new_gadget->state = va_arg(ap, boolean);
+
+ case GDI_RADIO_NR:
+ new_gadget->radio_nr = va_arg(ap, unsigned long);
+ break;
+
+ case GDI_RADIO_PRESSED:
+ new_gadget->radio_pressed = va_arg(ap, boolean);
break;
+
case GDI_NUMBER_VALUE:
new_gadget->number_value = va_arg(ap, long);
break;
+
case GDI_TEXT_VALUE:
- strcpy(new_gadget->text_value, va_arg(ap, char *));
+ {
+ int max_textsize = MAX_GADGET_TEXTSIZE;
+
+ if (new_gadget->text_size)
+ max_textsize = MIN(new_gadget->text_size, MAX_GADGET_TEXTSIZE - 1);
+
+ strncpy(new_gadget->text_value, va_arg(ap, char *), max_textsize);
+ new_gadget->text_value[max_textsize] = '\0';
+ }
+ break;
+
+ case GDI_TEXT_SIZE:
+ {
+ int tag_value = va_arg(ap, int);
+ int max_textsize = MIN(tag_value, MAX_GADGET_TEXTSIZE - 1);
+
+ new_gadget->text_size = max_textsize;
+ new_gadget->text_value[max_textsize] = '\0';
+
+ if (new_gadget->width == 0 && new_gadget->height == 0)
+ {
+ new_gadget->width = (new_gadget->text_size + 1) * FONT2_XSIZE + 6;
+ new_gadget->height = ED_WIN_COUNT_YSIZE;
+ }
+ }
+ break;
+
+ case GDI_TEXT_BORDER:
+ new_gadget->text_border = va_arg(ap, int);
break;
+
case GDI_DESIGN_UNPRESSED:
new_gadget->design[GD_BUTTON_UNPRESSED].pixmap = va_arg(ap, Pixmap);
new_gadget->design[GD_BUTTON_UNPRESSED].x = va_arg(ap, int);
new_gadget->design[GD_BUTTON_UNPRESSED].y = va_arg(ap, int);
break;
+
case GDI_DESIGN_PRESSED:
new_gadget->design[GD_BUTTON_PRESSED].pixmap = va_arg(ap, Pixmap);
new_gadget->design[GD_BUTTON_PRESSED].x = va_arg(ap, int);
new_gadget->design[GD_BUTTON_PRESSED].y = va_arg(ap, int);
break;
+
case GDI_ALT_DESIGN_UNPRESSED:
new_gadget->alt_design[GD_BUTTON_UNPRESSED].pixmap= va_arg(ap, Pixmap);
new_gadget->alt_design[GD_BUTTON_UNPRESSED].x = va_arg(ap, int);
new_gadget->alt_design[GD_BUTTON_UNPRESSED].y = va_arg(ap, int);
break;
+
case GDI_ALT_DESIGN_PRESSED:
new_gadget->alt_design[GD_BUTTON_PRESSED].pixmap = va_arg(ap, Pixmap);
new_gadget->alt_design[GD_BUTTON_PRESSED].x = va_arg(ap, int);
new_gadget->alt_design[GD_BUTTON_PRESSED].y = va_arg(ap, int);
break;
+
case GDI_EVENT_MASK:
new_gadget->event_mask = va_arg(ap, unsigned long);
break;
+
+ case GDI_AREA_SIZE:
+ new_gadget->drawing.area_xsize = va_arg(ap, int);
+ new_gadget->drawing.area_ysize = va_arg(ap, int);
+
+ /* determine dependent values for drawing area gadget, if needed */
+ if (new_gadget->width == 0 &&
+ new_gadget->height == 0 &&
+ new_gadget->drawing.item_xsize !=0 &&
+ new_gadget->drawing.item_ysize !=0)
+ {
+ new_gadget->width =
+ new_gadget->drawing.area_xsize * new_gadget->drawing.item_xsize;
+ new_gadget->height =
+ new_gadget->drawing.area_ysize * new_gadget->drawing.item_ysize;
+ }
+ else if (new_gadget->drawing.item_xsize == 0 &&
+ new_gadget->drawing.item_ysize == 0 &&
+ new_gadget->width != 0 &&
+ new_gadget->height != 0)
+ {
+ new_gadget->drawing.item_xsize =
+ new_gadget->width / new_gadget->drawing.area_xsize;
+ new_gadget->drawing.item_ysize =
+ new_gadget->height / new_gadget->drawing.area_ysize;
+ }
+ break;
+
+ case GDI_ITEM_SIZE:
+ new_gadget->drawing.item_xsize = va_arg(ap, int);
+ new_gadget->drawing.item_ysize = va_arg(ap, int);
+
+ /* determine dependent values for drawing area gadget, if needed */
+ if (new_gadget->width == 0 &&
+ new_gadget->height == 0 &&
+ new_gadget->drawing.area_xsize !=0 &&
+ new_gadget->drawing.area_ysize !=0)
+ {
+ new_gadget->width =
+ new_gadget->drawing.area_xsize * new_gadget->drawing.item_xsize;
+ new_gadget->height =
+ new_gadget->drawing.area_ysize * new_gadget->drawing.item_ysize;
+ }
+ else if (new_gadget->drawing.area_xsize == 0 &&
+ new_gadget->drawing.area_ysize == 0 &&
+ new_gadget->width != 0 &&
+ new_gadget->height != 0)
+ {
+ new_gadget->drawing.area_xsize =
+ new_gadget->width / new_gadget->drawing.item_xsize;
+ new_gadget->drawing.area_ysize =
+ new_gadget->height / new_gadget->drawing.item_ysize;
+ }
+ break;
+
case GDI_CALLBACK:
new_gadget->callback = va_arg(ap, gadget_callback_function);
break;
va_end(ap);
/* check if gadget complete */
- if (!new_gadget->design[GD_BUTTON_UNPRESSED].pixmap ||
- !new_gadget->design[GD_BUTTON_PRESSED].pixmap)
+ if (new_gadget->type != GD_TYPE_DRAWING_AREA &&
+ (!new_gadget->design[GD_BUTTON_UNPRESSED].pixmap ||
+ !new_gadget->design[GD_BUTTON_PRESSED].pixmap))
Error(ERR_EXIT, "gadget incomplete (missing Pixmap)");
/* insert new gadget into gloabl gadget list */
free(gi);
}
+/* values for DrawGadget() */
+#define DG_UNPRESSED 0
+#define DG_PRESSED 1
+#define DG_BUFFERED 0
+#define DG_DIRECT 1
+
static void DrawGadget(struct GadgetInfo *gi, boolean pressed, boolean direct)
{
int state = (pressed ? 1 : 0);
- struct GadgetDesign *gd = (gi->alt_state ?
+ struct GadgetDesign *gd = (gi->radio_pressed ?
&gi->alt_design[state] :
&gi->design[state]);
- XCopyArea(display, gd->pixmap, (direct ? window : drawto), gc,
- gd->x, gd->y, gi->width, gi->height, gi->x, gi->y);
+ switch (gi->type)
+ {
+ case GD_TYPE_NORMAL_BUTTON:
+ case GD_TYPE_RADIO_BUTTON:
+ XCopyArea(display, gd->pixmap, drawto, gc,
+ gd->x, gd->y, gi->width, gi->height, gi->x, gi->y);
+ break;
+
+ case GD_TYPE_TEXTINPUT:
+ {
+ int i;
+
+ /* left part of gadget */
+ XCopyArea(display, gd->pixmap, drawto, gc,
+ gd->x, gd->y,
+ gi->text_border, gi->height,
+ gi->x, gi->y);
+
+ /* middle part of gadget */
+ for (i=0; i<=gi->text_size; i++)
+ XCopyArea(display, gd->pixmap, drawto, gc,
+ gd->x + gi->text_border, gd->y,
+ FONT2_XSIZE, gi->height,
+ gi->x + gi->text_border + i * FONT2_XSIZE, gi->y);
+
+ /* right part of gadget */
+ XCopyArea(display, gd->pixmap, drawto, gc,
+ gd->x + ED_WIN_COUNT_XSIZE - gi->text_border, gd->y,
+ gi->text_border, gi->height,
+ gi->x + gi->width - gi->text_border, gi->y);
+
+ /* gadget text value */
+ DrawText(gi->x + gi->text_border, gi->y + gi->text_border,
+ gi->text_value, FS_SMALL, (pressed ? FC_GREEN : FC_YELLOW));
+
+ /* draw cursor, if active */
+ DrawText(gi->x + gi->text_border + strlen(gi->text_value)*FONT2_XSIZE,
+ gi->y + gi->text_border,
+ (pressed ? "<" : " "),
+ FS_SMALL, FC_RED);
+ }
+ break;
+
+ default:
+ return;
+ }
+
+ if (direct)
+ XCopyArea(display, drawto, window, gc,
+ gi->x, gi->y, gi->width, gi->height, gi->x, gi->y);
+ else
+ redraw_mask |= REDRAW_ALL;
+}
+
+void ClickOnGadget(struct GadgetInfo *gi)
+{
+ /* 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, 1);
+
+ /* simulate releasing mouse button over specified gadget */
+ HandleGadgets(gi->x, gi->y, 0);
}
void MapGadget(struct GadgetInfo *gi)
{
- gi->mapped = TRUE;
+ if (gi == NULL)
+ return;
- DrawGadget(gi, (gi->state == GD_BUTTON_PRESSED), FALSE);
+ gi->mapped = TRUE;
- redraw_mask |= REDRAW_ALL;
+ DrawGadget(gi, (gi->state == GD_BUTTON_PRESSED), DG_BUFFERED);
}
void UnmapGadget(struct GadgetInfo *gi)
{
+ if (gi == NULL)
+ return;
+
gi->mapped = FALSE;
}
+static struct GadgetInfo *last_gi = NULL;
+
void HandleGadgets(int mx, int my, int button)
{
- static struct GadgetInfo *gi = NULL;
- static boolean pressed = FALSE;
- struct GadgetInfo *new_gi;
+ static unsigned long pressed_delay = 0;
+
+ struct GadgetInfo *new_gi, *gi;
+ boolean gadget_pressed;
+ boolean gadget_pressed_repeated;
+ boolean gadget_moving;
+ boolean gadget_moving_off_borders;
+ boolean gadget_released;
+ boolean gadget_released_off_borders;
- if (gadget_list_first_entry == NULL)
+ if (gadget_list_first_entry == NULL) /* no gadgets defined */
return;
- new_gi = getGadgetInfoFromMousePosition(mx,my);
+ new_gi = getGadgetInfoFromMousePosition(mx, my);
- if (button)
+ /* if mouse button pressed outside text input gadget, deactivate it */
+ if (last_gi && last_gi->type == GD_TYPE_TEXTINPUT &&
+ button != 0 && new_gi != last_gi && !motion_status)
{
- if (!motion_status) /* mouse button just pressed */
- {
- if (new_gi != NULL)
- {
- gi = new_gi;
- gi->state = GD_BUTTON_PRESSED;
- gi->event.type = GD_EVENT_PRESSED;
- gi->event.button = button;
- DrawGadget(gi, TRUE, TRUE);
+ struct GadgetInfo *gi = last_gi;
- if (gi->event_mask & GD_EVENT_PRESSED)
- gi->callback(gi);
+ DrawGadget(gi, DG_UNPRESSED, DG_DIRECT);
- pressed = TRUE;
- }
+ if (gi->event_mask & GD_EVENT_TEXT_LEAVING)
+ gi->callback(gi);
+
+ last_gi = NULL;
+ }
+
+ gadget_pressed =
+ (button != 0 && last_gi == NULL && new_gi != NULL && !motion_status);
+ gadget_pressed_repeated =
+ (button != 0 && last_gi != NULL && new_gi == last_gi);
+ gadget_moving =
+ (button != 0 && last_gi != NULL && new_gi == last_gi && motion_status);
+ gadget_moving_off_borders =
+ (button != 0 && last_gi != NULL && new_gi != last_gi && motion_status);
+ gadget_released =
+ (button == 0 && last_gi != NULL && new_gi == last_gi);
+ gadget_released_off_borders =
+ (button == 0 && last_gi != NULL && 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 mouse button released, no gadget needs to be handled anymore */
+ if (button == 0 && last_gi && last_gi->type != GD_TYPE_TEXTINPUT)
+ last_gi = NULL;
+
+ if (gi)
+ {
+ 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;
}
- else /* mouse movement with pressed mouse button */
+ }
+
+ if (gadget_pressed)
+ {
+ if (gi->type == GD_TYPE_RADIO_BUTTON)
{
- if ((new_gi == NULL || new_gi != gi) &&
- gi != NULL && pressed)
+ struct GadgetInfo *rgi = gadget_list_first_entry;
+
+ while (rgi)
{
- gi->state = GD_BUTTON_UNPRESSED;
- DrawGadget(gi, FALSE, TRUE);
- pressed = FALSE;
+ if (rgi->mapped &&
+ rgi->type == GD_TYPE_RADIO_BUTTON &&
+ rgi->radio_nr == gi->radio_nr &&
+ rgi != gi)
+ {
+ rgi->radio_pressed = FALSE;
+ DrawGadget(rgi, DG_UNPRESSED, DG_DIRECT);
+ }
+
+ rgi = rgi->next;
}
- else if (new_gi != NULL && new_gi == gi)
- {
- if (!pressed)
- DrawGadget(gi, TRUE, TRUE);
- gi->state = GD_BUTTON_PRESSED;
- gi->event.type = GD_EVENT_MOVING;
- gi->event.button = button;
- if (gi->event_mask & GD_EVENT_MOVING)
- gi->callback(gi);
-
- pressed = TRUE;
- }
+ gi->radio_pressed = TRUE;
}
+
+ 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 */
+ pressed_delay = 0;
+ DelayReached(&pressed_delay, GADGET_FRAME_DELAY);
+
+ if (gi->event_mask & GD_EVENT_PRESSED)
+ gi->callback(gi);
}
- else /* mouse button just released */
+
+ if (gadget_pressed_repeated)
{
- if (new_gi != NULL && new_gi == gi && pressed)
- {
- gi->state = GD_BUTTON_UNPRESSED;
- gi->event.type = GD_EVENT_RELEASED;
- gi->event.button = button;
- DrawGadget(gi, FALSE, TRUE);
+ if (gi->event_mask & GD_EVENT_REPEATED &&
+ DelayReached(&pressed_delay, GADGET_FRAME_DELAY))
+ gi->callback(gi);
+ }
- if (gi->event_mask & GD_EVENT_RELEASED)
- gi->callback(gi);
+ if (gadget_moving)
+ {
+ if (gi->state == GD_BUTTON_UNPRESSED)
+ DrawGadget(gi, DG_PRESSED, DG_DIRECT);
+
+ gi->state = GD_BUTTON_PRESSED;
+ gi->event.type = GD_EVENT_MOVING;
+ gi->event.off_borders = FALSE;
+ if (gi->event_mask & GD_EVENT_MOVING)
+ gi->callback(gi);
+ }
- gi = NULL;
- pressed = FALSE;
- }
- else
- {
- gi = NULL;
- pressed = FALSE;
- }
+ if (gadget_moving_off_borders)
+ {
+ if (gi->state == GD_BUTTON_PRESSED &&
+ gi->type != GD_TYPE_TEXTINPUT)
+ DrawGadget(gi, DG_UNPRESSED, DG_DIRECT);
+
+ gi->state = GD_BUTTON_UNPRESSED;
+ gi->event.type = GD_EVENT_MOVING;
+ gi->event.off_borders = TRUE;
+
+ if (gi->event_mask & GD_EVENT_MOVING &&
+ gi->event_mask & GD_EVENT_OFF_BORDERS)
+ gi->callback(gi);
+ }
+
+ if (gadget_released)
+ {
+ 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(gi);
+ }
+
+ if (gadget_released_off_borders)
+ {
+ gi->event.type = GD_EVENT_RELEASED;
+
+ if (gi->event_mask & GD_EVENT_RELEASED &&
+ gi->event_mask & GD_EVENT_OFF_BORDERS)
+ gi->callback(gi);
+ }
+}
+
+void HandleGadgetsKeyInput(KeySym key)
+{
+ struct GadgetInfo *gi = last_gi;
+ int text_length;
+ char letter;
+
+ if (gi == NULL || gi->type != GD_TYPE_TEXTINPUT)
+ return;
+
+ text_length = strlen(gi->text_value);
+ letter = getCharFromKeySym(key);
+
+ if (letter && text_length < gi->text_size)
+ {
+ gi->text_value[text_length] = letter;
+ gi->text_value[text_length + 1] = '\0';
+ DrawGadget(gi, DG_PRESSED, DG_DIRECT);
+ }
+ else if ((key == XK_Delete || key == XK_BackSpace) && text_length > 0)
+ {
+ gi->text_value[text_length - 1] = '\0';
+ DrawGadget(gi, DG_PRESSED, DG_DIRECT);
+ }
+ else if (key == XK_Return)
+ {
+ DrawGadget(gi, DG_UNPRESSED, DG_DIRECT);
+
+ if (gi->event_mask & GD_EVENT_TEXT_RETURN)
+ gi->callback(gi);
+
+ last_gi = NULL;
}
}
projects / rocksndiamonds.git / blobdiff