Re: Getting all data from a GObject

[Paolo Costabel <paolo zebradevelopment com>]

Not that I know of. Data can be anything, so if you get a NULL pointer 
or a number that points outside the application memory, you get a 
segfault when checking for the type. I guess you could catch the 
segfault signal and ignore it...

myaconis nycap rr com wrote:

> That works great.  Unfortunately, when I check to see if the data associated with the Quark is a widget (i.e. GTK_IS_WIDGET( data )) occasionally I'll get a seg fault.  
>
> Is there any way to make that check more safely?  I only really care about the widgets.
>
> ----- Original Message -----
> From: Paolo Costabel <paolo zebradevelopment com>
> Date: Monday, January 10, 2005 1:48 pm
> Subject: Re: Getting all data from a GObject
>
>  
>
> > Try
> >
> > g_datalist_foreach( &object->qdata, my_function , user_data);
> >
> > void        my_function (GQuark 
> > <http://developer.gnome.org/doc/API/2.0/glib/glib-Quarks.html#GQuark> key_id,
> >                        gpointer 
> > <http://developer.gnome.org/doc/API/2.0/glib/glib-Basic-
> > Types.html#gpointer> data,
> >                        gpointer 
> > <http://developer.gnome.org/doc/API/2.0/glib/glib-Basic-
> > Types.html#gpointer> user_data)
> > {
> >         printf("Key: %s\n",g_quark_to_string (key_id));
> >
> > }
> >
> >
> >
> > myaconis nycap rr com wrote:
> >
> >    
> >
> > > Is there a way to get all the data assigned to a GObject by 
> > >      
> > g_object_set_data?  Basically what I would like to do is grab a 
> > list of keys for a particular GObject that I have no prior 
> > knowledge of so that I can iterate through them.  
> >    
> >
> > > Thanks 
> > >
> > > _______________________________________________
> > > gtk-app-devel-list mailing list
> > > gtk-app-devel-list gnome org
> > > http://mail.gnome.org/mailman/listinfo/gtk-app-devel-list
> > >
> > >
> > >
> > >      
> >    
>
>
>