Re: [PHP-GTK] GtkStyle this time....

Good catch, but this one is tougher than the last ones.. I will probably
fix it after the conference.

On Tue, 24 Jul 2001, Rich Payne wrote:
> 
> OK, so I have another question. I've been playing with GtkStyles and have
> come across something I just don't understand. Here's a little snipped of
> code:
> 
> function set_widget_style($widget, $colour) {
> 	$current_widget_style=$widget->get_style();
> 	var_dump($current_widget);
> 	$new_widget_style=$current_widget_style->copy();
> 
> 	$new_widget_style->base[GTK_STATE_NORMAL]=$colour;
> 
> 	$widget->set_style($new_widget_style);	
> }
> 
> and I call this passing it a widget (in this case a CList) and a
> GdkColor. Now it works the first time and fails after that, and I think
> Oh, of course, I'm assinging the style to a local variable, by the second
> call that no longer exists. So just for fun I put the var_dump in there
> and what do you know both times it returns a GtkStyle object. 
> 
> So, is that the correct behavior? I expected the var_dump to return a
> NULL.
> 
> Here's the error that php produces:
> <b>Fatal error</b>:  Underlying object missing or of invalid type in
> <b>/home/richp/rdp_projects/teak/colour_selection.php</b> on line
> <b>134</b><br>
> 
> line 134 is  $new_widget_style=$current_widget_style->copy();
> 
> so my code is wrong (I think), but not failing the way I expected.
> 
> Also if anybody has any good example of working with GtkStyles
> (specifically changing them on the fly) that would be appreciated. the
> GTK+ Docs are a little thin.
> 
> TIA,
> --rdp
> 
>  -- 
> Rich Payne
> [email protected]			www.alphalinux.org
> 
> 
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-Andrei