On 7 February 2011 11:23, Georg Mitterböck <mitterboeck@xxxxxxxxxxxx> wrote:
> I'm just trying to tell GtkViewport not draw the default background
> with gtk_widget_set_app_paintable() function, and setting background
> pixmap gdk_window_set_back_pixmap (vp->window, NULL, FALSE);
>
> it still draws the gray background.
> does anybody have a clue on how to do it?
I have this working in my app. I believe you also need to disable
gtk's double-buffering with something like:
gtk_widget_set_double_buffered( widget, FALSE );
Otherwise gtk will initialize the temporary back buffer to the
background colour.
John
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