private void ShowAt(int x, int y)
{
if(win != null) return;
win = new SyntheticWindow (WindowType.Popup);
win.Child = group;
win.Hidden += delegate { KillMenu (true); };
win.ShowAll ();
win.GdkWindow.Move (x, y);
win.ButtonReleaseEvent += delegate { KillMenu (true); };
win.AddEvents ((int)(Gdk.EventMask.ButtonReleaseMask | Gdk.EventMask.ButtonReleaseMask | Gdk.EventMask.PointerMotionMask));
Grab.Add (win);
Gdk.GrabStatus grabbed = Gdk.Pointer.Grab (win.GdkWindow, true, Gdk.EventMask.ButtonPressMask, null, null, 0);
if(grabbed != Gdk.GrabStatus.Success)
{
KillMenu (false);
return;
}
grabbed = Gdk.Keyboard.Grab (win.GdkWindow, true, 0);
if(grabbed != Gdk.GrabStatus.Success)
{
KillMenu (false);
return;
}
}
private void KillMenu(bool Ungrab)
{
if(win == null) return;
Grab.Remove (win);
if(Ungrab)
{
Gdk.Pointer.Ungrab (0);
Gdk.Keyboard.Ungrab (0);
}
win.Hide ();
group.Unparent ();
win = null;
Value = false;
}