Re: How to declare a protected region in a gtk window ?

[Owen Taylor <otaylor redhat com>]

On Wed, 2003-03-19 at 06:28, Sven Neumann wrote:
> Hi,
> 
> Edward-Liu <dhliu springsoft com tw> writes:
> 
> > I want to declare a region in gtk window so that it is not redrawn
> > after window expose.  The region is drawn by a TV card.  Gtk thinks
> > the region is blank (no widget), so Gtk just clears it with the
> > color of background.
> 
> gdk_window_set_back_pixmap (window, GDK_NO_BG, FALSE);

 gtk_widget_set_double_buffered (widget, FALSE);
 gtk_widget_set_app_paintable (widget, TRUE);

is probably more to the point.

Regards,
                                      Owen