Re: Combo Boxes

[David Odin <David Odin bigfoot com>]

On Wed, May 30, 2001 at 10:11:05PM -0400, Brooklyn Linux Solutions wrote:
> I'm getting a warning on this compile on the following line:
>       GtkWidget * entry;
>       combo = gtk_combo_new();
>
>       entry = GTK_ENTRY(GTK_COMBO(combo)->entry);
>
> combobox.c:35: warning: assignment from incompatible pointer type
  Which looks pretty normal to me. You've declared entry as a
GtkWidget *. And GTK_ENTRY() returns a GtkEntry *...

> I assume the GTK_ENTRY casts the wrong kind of point, although an entry is
> a 
> GtkWidget * and so I've declared the variable entry.
>
>
> Can I cast the expression:  GTK_ENTRY(GTK_COMBO(combo)->entry);
> like
>
> GTK_WIDGET(GTK_ENTRY(GTK_COMBO(combo)->entry))
  Certainly you can. But what's the point?
  The 'entry' field of a GtkCombo is a GtkWidget *.
  So you can do your assignment above just like this:

    entry = GTK_COMBO(combo)->entry;

> Ruben
>
> -- 
> Brooklyn Linux Solutions
> http://www.mrbrklyn.com
> http://www.brooklynonline.com
  Your mail server has been fixed?

                   DindinX

-- 
 David Odin bigfoot com