System.Windows.Forms.XplatUIX11.CleanupCachedWindows C# (CSharp) Method

		void CleanupCachedWindows (Hwnd hwnd)
		{
			if (ActiveWindow == hwnd.Handle) {
				SendMessage(hwnd.client_window, Msg.WM_ACTIVATE, (IntPtr)WindowActiveFlags.WA_INACTIVE, IntPtr.Zero);
				ActiveWindow = IntPtr.Zero;
			}

			if (FocusWindow == hwnd.Handle) {
				SendMessage(hwnd.client_window, Msg.WM_KILLFOCUS, IntPtr.Zero, IntPtr.Zero);
				FocusWindow = IntPtr.Zero;
			}

			if (Grab.Hwnd == hwnd.Handle) {
				Grab.Hwnd = IntPtr.Zero;
				Grab.Confined = false;
			}

			DestroyCaret (hwnd.Handle);
		}