Learning_GTK4_tree/gtk/gtkactionobservableprivate.h

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2023-12-12 11:36:42 +01:00
/*
* Copyright © 2011 Canonical Limited
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2 of the
* licence or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Authors: Ryan Lortie <desrt@desrt.ca>
*/
#pragma once
#include "gtkactionobserverprivate.h"
G_BEGIN_DECLS
#define GTK_TYPE_ACTION_OBSERVABLE (gtk_action_observable_get_type ())
#define GTK_ACTION_OBSERVABLE(inst) (G_TYPE_CHECK_INSTANCE_CAST ((inst), \
GTK_TYPE_ACTION_OBSERVABLE, GtkActionObservable))
#define GTK_IS_ACTION_OBSERVABLE(inst) (G_TYPE_CHECK_INSTANCE_TYPE ((inst), \
GTK_TYPE_ACTION_OBSERVABLE))
#define GTK_ACTION_OBSERVABLE_GET_IFACE(inst) (G_TYPE_INSTANCE_GET_INTERFACE ((inst), \
GTK_TYPE_ACTION_OBSERVABLE, \
GtkActionObservableInterface))
typedef struct _GtkActionObservableInterface GtkActionObservableInterface;
struct _GtkActionObservableInterface
{
GTypeInterface g_iface;
void (* register_observer) (GtkActionObservable *observable,
const char *action_name,
GtkActionObserver *observer);
void (* unregister_observer) (GtkActionObservable *observable,
const char *action_name,
GtkActionObserver *observer);
};
GType gtk_action_observable_get_type (void);
void gtk_action_observable_register_observer (GtkActionObservable *observable,
const char *action_name,
GtkActionObserver *observer);
void gtk_action_observable_unregister_observer (GtkActionObservable *observable,
const char *action_name,
GtkActionObserver *observer);
G_END_DECLS