Esempi in C++ (Cpp) per WM_event_add_ui_handler

Esempio n. 1

File: wm_init_exit.c Progetto: Ichthyostega/blender

/**
 * Cause a delayed WM_exit() call to avoid leaking memory when trying to exit from within operators.
 */
void wm_exit_schedule_delayed(const bContext *C)
{
	/* What we do here is a little bit hacky, but quite simple and doesn't require bigger
	 * changes: Add a handler wrapping WM_exit() to cause a delayed call of it. */

	wmWindow *win = CTX_wm_window(C);

	/* Use modal UI handler for now. Could add separate WM handlers or so, but probably not worth it. */
	WM_event_add_ui_handler(C, &win->modalhandlers, wm_exit_handler, NULL, NULL, 0);
	WM_event_add_mousemove(C); /* ensure handler actually gets called */
}

Esempio n. 2

static void panel_activate_state(const bContext *C, Panel *pa, uiHandlePanelState state)
{
	uiHandlePanelData *data= pa->activedata;
	wmWindow *win= CTX_wm_window(C);
	ARegion *ar= CTX_wm_region(C);
	
	if(data && data->state == state)
		return;

	if(state == PANEL_STATE_EXIT || state == PANEL_STATE_ANIMATION) {
		if(data && data->state != PANEL_STATE_ANIMATION) {
			/* XXX:
			 *	- the panel tabbing function call below (test_add_new_tabs()) has been commented out
			 *	  "It is too easy to do by accident when reordering panels, is very hard to control and use, and has no real benefit." - BillRey
			 * Aligorith, 2009Sep
			 */
			//test_add_new_tabs(ar);   // also copies locations of tabs in dragged panel
			check_panel_overlap(ar, NULL);  // clears
		}

		pa->flag &= ~PNL_SELECT;
	}
	else
		pa->flag |= PNL_SELECT;

	if(data && data->animtimer) {
		WM_event_remove_timer(CTX_wm_manager(C), win, data->animtimer);
		data->animtimer= NULL;
	}

	if(state == PANEL_STATE_EXIT) {
		MEM_freeN(data);
		pa->activedata= NULL;

		WM_event_remove_ui_handler(&win->modalhandlers, ui_handler_panel, ui_handler_remove_panel, pa);
	}
	else {
		if(!data) {
			data= MEM_callocN(sizeof(uiHandlePanelData), "uiHandlePanelData");
			pa->activedata= data;

			WM_event_add_ui_handler(C, &win->modalhandlers, ui_handler_panel, ui_handler_remove_panel, pa);
		}

		if(ELEM(state, PANEL_STATE_ANIMATION, PANEL_STATE_DRAG))
			data->animtimer= WM_event_add_timer(CTX_wm_manager(C), win, TIMER, ANIMATION_INTERVAL);

		data->state= state;
		data->startx= win->eventstate->x;
		data->starty= win->eventstate->y;
		data->startofsx= pa->ofsx;
		data->startofsy= pa->ofsy;
		data->startsizex= pa->sizex;
		data->startsizey= pa->sizey;
		data->starttime= PIL_check_seconds_timer();
	}

	ED_region_tag_redraw(ar);

	/* XXX exception handling, 3d window preview panel */
	/* if(block->drawextra==BIF_view3d_previewdraw)
		BIF_view3d_previewrender_clear(curarea);*/
	
	/* XXX exception handling, 3d window preview panel */
	/* if(block->drawextra==BIF_view3d_previewdraw)
		BIF_view3d_previewrender_signal(curarea, PR_DISPRECT);
	else if(strcmp(block->name, "image_panel_preview")==0)
		image_preview_event(2); */
}