Function
GtkKeySnoopFunc
Declaration
gint
(* GtkKeySnoopFunc) (
  GtkWidget* grab_widget,
  GdkEventKey* event,
  gpointer func_data
)
      Description [src]
Key snooper functions are called before normal event delivery. They can be used to implement custom key event handling.
Parameters
grab_widget- 
            
Type:
GtkWidgetThe widget to which the event will be delivered.
The data is owned by the caller of the function.  event- 
            
Type:
GdkEventKeyThe key event.
The data is owned by the caller of the function.  func_data- 
            
Type:
gpointerData supplied to gtk_key_snooper_install().
The argument can be NULL.The data is owned by the caller of the function.