void Ctrl::WndDestroy0()
{
	GuiLock __;
	LLOG("WndDestroy " << Name());
	if(!top || !isopen) return;
	AddGlobalRepaint();
	bool revertfocus = HasWndFocus();
	for(int i = 0; i < Xwindow().GetCount(); i++) {
		LOGBEGIN();
		XWindow& w = Xwindow()[i];
		if(Xwindow().GetKey(i) != None && w.owner == this && w.ctrl->IsOpen())
			w.ctrl->WndDestroy();
		LOGEND();
	}
	Ptr<Ctrl> owner;
	int i = Xwindow().Find(top->window);
	if(i >= 0) {
		XWindow& w = Xwindow()[i];
		owner = w.owner;
		w.invalid.Clear();
		if(w.xic)
			XDestroyIC(w.xic);
	}
	isopen = false;
	if(focusWindow == top->window)
		focusWindow = None;
	if(grabWindow == top->window)
		grabWindow = None;
	XDestroyWindow(Xdisplay, top->window);
	if(i >= 0) {
		Xwindow().SetKey(i, None);
		top->window = None;
		Xwindow()[i].ctrl = NULL;
	}

	if(revertfocus && owner)
		owner->TakeFocus();

	if(focusWindow) {
		int q = Xwindow().Find(focusWindow);
		if(q >= 0) {
			XIC xic = Xwindow()[q].xic;
			XSetICFocus(xic);
		}
	}

	delete top;
	top = NULL;
}