[Mono-winforms-list] WS_EX_TRANSPARENT implementation for the X11 backend

[Miguel de Icaza]

> The issue is that even with the RGBA colormap and
> BackColor.Transparent set for the control it isn't transparent. I have
> tried filling the client area in OnPaintBackground with
> Brushes.Transparent but that also just results a black client
> rectangle. Could it be that Color.Transparent doesn't match what is
> expected by X?

Are you using a compositing window manager?

(Compiz?)