Re: gtk widget subclasses and theme/style inheritance

["Brian J. Tarricone" <bjt23 cornell edu>]

On Wed, 7 Jul 2004, Owen Taylor wrote:

> On Wed, 2004-07-07 at 17:20, Brian J. Tarricone wrote:
> > hello-
> > 
> > forgive me if this has been discussed elsewhere, but i've been unable to 
> > find anything relevant via google, and the mailing list search feature 
> > appears to be broken.
> > 
> > i've written a subclass of GtkImageMenuItem, called XfceAppMenuItem.  
> > visually, it's the same as GtkImageMenuItem (or at least it's supposed 
> > to be).  however, it doesn't seem to be inheriting its theme properly.  
> > if i have a menu with mixed items (some GtkImageMenuItem, some 
> > XfceAppMenuItem), and i select the "Default" gtk2 theme, the 
> > GtkImageMenuItem instances have a white text color when the item is 
> > highlighted, but XfceAppMenuItem keeps its black text when highlighted.  
> > i've heard reports that something similar happens with some other (but 
> > not all) themes as well.
> > 
> > i've tried using gtk_widget_set_name(mi, "GtkMenuItem"), but that didn't 
> > work.  i've used gdb to examine the GtkStyle struct returned by 
> > gtk_widget_get_style() for both a regular GtkMenuItem and an 
> > XfceAppMenuItem, and the color listings are identical (for all 5 
> > GTK_STATE_* types).
> > 
> > i'm getting rather frustrated, and i'm hoping someone might be able to 
> > shed some light on this.
> 
> You can replace gtk_rc_get_style() with gtk_rc_get_style_by_paths()
> to pretend to be a different type of widget.

ah, i see.  i had tried something like that previously, but with no 
luck, but it just dawned on me to try using that on the GtkLabel itself 
rather than just on the XfceAppMenuItem, which seems to do the trick.

thank you,
brian