Re: gtk_window_set_screen and gtk_widget_shape_combine_mask

[Gary Kramlich <grim reaperworld com>]

On Tue, 2004-08-24 at 19:54, Brian J. Tarricone wrote:
> On 08/24/04 19:34, Gary Kramlich wrote:
> > I'm working on an application where I'm giving the user the choice what
> > screen to show a window on in the case where they have a multihead
> > setup.  gtk_window_set_screen is working fine for regular windows.  But
> > once the window has a shape mask, and I switch it's screen, the shape is
> > destoryed.  Thats just a minor annoyance, as I can reset the shape, but
> > the problem is when I try to set the shape on the new screen.  The
> > bitmap for the shape is created from a
> > gdk_pixbuf_render_pixmap_and_mask, and the pixbuf is created from a
> > file.  So unless I'm missing something in the gdkpixbuf code, this
> > should all be client side.  I went as far as destorying the window,
> > recreating it and setting the screen to the target screen, but once I
> > try to set the shape mask, I get an X error.  If anyone has any
> > thoughts, suggestions, or wants to see the code, just let me know.
>
> different X screens use different colormaps, so you'll need to use
> gdk_pixbuf_render_pixmap_and_mask_for_colormap().  you can use
> gdk_screen_get_system_colormap() to get the GdkColormap needed for that call.
>
>       -brian
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Thank you, that worked great :)
-- 
Gary Kramlich <grim reaperworld com>