}

/**

 * Reset the windowing system, by means of shutting it down followed by re-initialization

 */

void ResetWindowSystem()

{

	UnInitWindowSystem();

	InitWindowSystem();

	_thd.Reset();

}

static void DecreaseWindowCounters()

{

	Window *w;

	FOR_ALL_WINDOWS_FROM_FRONT(w) {

		if (_scroller_click_timeout == 0) {

			/* Unclick scrollbar buttons if they are pressed. */

			for (uint i = 0; i < w->nested_array_size; i++) {

				NWidgetBase *nwid = w->nested_array[i];

				if (nwid != NULL && (nwid->type == NWID_HSCROLLBAR || nwid->type == NWID_VSCROLLBAR)) {

					NWidgetScrollbar *sb = static_cast<NWidgetScrollbar*>(nwid);

					if (sb->disp_flags & (ND_SCROLLBAR_UP | ND_SCROLLBAR_DOWN)) {

						sb->disp_flags &= ~(ND_SCROLLBAR_UP | ND_SCROLLBAR_DOWN);

						sb->SetDirty(w);

					}

				}

			}

		}

		w->OnMouseLoop();

	}

	FOR_ALL_WINDOWS_FROM_FRONT(w) {

		if ((w->flags4 & WF_TIMEOUT_MASK) && !(--w->flags4 & WF_TIMEOUT_MASK)) {

			w->OnTimeout();

			if (w->desc_flags & WDF_UNCLICK_BUTTONS) w->RaiseButtons(true);

		}

	}

}

static void HandlePlacePresize()

{

	if (_special_mouse_mode != WSM_PRESIZE) return;

	Window *w = _thd.GetCallbackWnd();

	if (w == NULL) return;

	Point pt = GetTileBelowCursor();