Re: who define *_parent_class variable ?

[KLEIN Stéphane <stephane harobed org>]

Le Tue, 29 Apr 2008 07:22:24 +0200, Jean Bréfort a écrit :

> Le lundi 28 avril 2008 à 21:07 +0000, KLEIN Stephane a écrit :
>> Hello,
>> 
>> in many gobject source code I've some variable named
>> "foo_bar_parent_class". Example in gedit source code :
>> 
>> * gedit_view_parent_class
>> * gedit_tab_parent_class
>> * gedit_statusbar_parent_class
>> 
>> I would like to know what is the macro definition that define this
>> variable ? In gobject document, I found this : G_DEFINE_TYPE() [1] but
>> this macro is never called in previous examples (gedit source code).
>> 
>> Someone can tell to me what define *_parent_class variable ?
>> 
>> Thanks for your help,
>> Stephane
>> 
>> [1] http://library.gnome.org/devel/gobject/2.6/gobject-Type-
>> Information.html#G-DEFINE-TYPE:CAPS
> 
> In your foo_bar_class_init function, add this line:
> 
> foo_bar_parent_klass = g_type_class_peek_parent (klass);

In gedit source code, there aren't *_parent_class = 
g_type_class_peek_parent(klass)

Example, I don't found it for :

* gedit_view_parent_class
* gedit_tab_parent_class
* gedit_statusbar_parent_class

I think there are a macro whose do it but who and where ?

Regards,
Stephane