Re: painting over an widget

[Stefan Kost <kost imn htwk-leipzig de>]

I've got it solved. I needed to call gtk_tree_view_get_bin_window().

Stefan Kost wrote:
> I've further experiemnted with this. I am now overriding the expose event of the
> widget (treeview) with my own method.
> This gets correctly invoked and I just call the expose_event of parent and
> afterward do a few gdk_draw_line calls.
> No crash no warnings, but no lines neither.
> 
> It would be really nice if someone could help me or point me into the right
> direction.
> 
> Stefan
> 
> Stefan Kost wrote:
> 
>>hi hi,
>>
>>for my app I need a horizontal line scrolling over a treeview (indicates
>>playposition).
>>The first way I've tried to do it was using a gnomecanvas. I've put the treeview
>>as a canvas item on it and sent it to back. Then I've created a line and put it
>>over the tree-view. The problem is that gnome-canvas always shows the
>>widget-item on top. So I've dropped that idea.
>>
>>Now I've trying to inherit from treeview and just override some of its methods,
>>chain up and the draw my own graphics over it. I am now looking at the
>>gtk-tutorial and trying to figure which method I should override.
>>Can anyone point me to some example?
>>
>>Stefan
>>
>>
>>------------------------------------------------------------------------
>>
>>_______________________________________________
>>gtk-devel-list mailing list
>>gtk-devel-list gnome org
>>http://mail.gnome.org/mailman/listinfo/gtk-devel-list
> 
> 

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