Retrieves the #GActionGroup that was registered using prefix. The resulting #GActionGroup may have been registered to widget or any #GtkWidget in its ancestry.
If no action group was found matching prefix, then null is returned.
The “prefix” of the action group.
A #GActionGroup or null.
Retrieves the #GActionGroup that was registered using prefix. The resulting #GActionGroup may have been registered to widget or any #GtkWidget in its ancestry.
If no action group was found matching prefix, then null is returned.