void TopWindow::SyncSizeHints()
{
	GuiLock __; 
	Size min = GetMinSize();
	Size max = GetMaxSize();
	if(!sizeable)
		min = max = GetRect().Size();
	Window w = GetWindow();
	if(w && (min != xminsize || max != xmaxsize)) {
		xminsize = min;
		xmaxsize = max;
		size_hints->min_width = min.cx;
		size_hints->min_height = min.cy;
		size_hints->max_width = max.cx;
		size_hints->max_height = max.cy;
		size_hints->flags = PMinSize; // <- THIS LINE 
		XSetWMNormalHints(Xdisplay, w, size_hints);
	}
}

void TopWindow::SyncSizeHints()
{
        GuiLock __; 
	Size min = GetMinSize();
	Size max = GetMaxSize();
	if(!sizeable)
		min = max = GetRect().Size();
	Window w = GetWindow();
	if(w && (min != xminsize || max != xmaxsize)) {
		xminsize = min;
		xmaxsize = max;
		size_hints->min_width = min.cx;
		size_hints->min_height = min.cy;
		size_hints->max_width = max.cx;
		size_hints->max_height = max.cy;
		size_hints->flags = PMinSize|PMaxSize;
		XSetWMNormalHints(Xdisplay, w, size_hints);
	}
}