Re: GtkComboBox question

[Mike Massonnet <mmassonnet gmail com>]

Le Wed, 11 Mar 2009 14:24:21 -0700 (GMT-07:00),
Igor Korot <ikorot earthlink net> a écrit :

> Mike,
> 
> -----Original Message-----
> >From: Mike Massonnet <mmassonnet gmail com>
> >Sent: Mar 11, 2009 1:47 PM
> >To: gtk-list gnome org
> >Cc: Igor Korot <ikorot earthlink net>
> >Subject: Re: GtkComboBox question
> >
> >Le Wed, 11 Mar 2009 12:54:09 -0700 (GMT-07:00),
> >Igor Korot <ikorot earthlink net> a écrit :
SNIP

> >> Basically I'm looking for a way to override the mouse click on the
> >> arrow for the combo box when the list either pops-up or closes
> >> down. If this is not the right event/signal, please let me know.
> >
> >I didn't try. The last time I had to hack with this case I used the
> >popdown/up signals, which was plain wrong as they work strictly with
> >the keyboard shortcuts. So you might be right with
> >notify::popup-shown.
> 
> Also, do you know how do I make the function that connects to
> this signal? I was hoping to write something like this:

http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject-notify

> void my_func( GtkComboBox *widget, GtkScrollType scroll_type,
> gpointer user_data) {
>      if( widget->popup-shown )
>      {
> // code for list shown
>      }
>      else
>      {
> // code for list not shown
>      }
> }

You can read the popup-shown value by using g_object_get(). I don't
know how to read the value out of the GParamSpec passed in the callback.

Mike 

> But I don't know if this is a right prototype or not.
> And the code itself, I'm not sure if it's right as well, as I can't
> check...
> 
> >
> >> Thank you.
> 
> Thank you for the fast responce.
> 
> >
> >Mike
>