/* GTK - The GIMP Toolkit

 * Copyright (C) 2008 Tristan Van Berkom <tristan.van.berkom@gmail.com>

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public

 * License as published by the Free Software Foundation; either

 * version 2 of the License, 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

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library General Public

 * License along with this library; if not, write to the

 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,

 * Boston, MA 02111-1307, USA.

 */

#ifndef __GTK_ACTIVATABLE_H__

#define __GTK_ACTIVATABLE_H__

#if defined(GTK_DISABLE_SINGLE_INCLUDES) && !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)

#error "Only <gtk/gtk.h> can be included directly."

#endif

#include <gtk/gtkaction.h>

#include <gtk/gtktypeutils.h>

G_BEGIN_DECLS

#define GTK_TYPE_ACTIVATABLE            (gtk_activatable_get_type ())

#define GTK_ACTIVATABLE(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_ACTIVATABLE, GtkActivatable))

#define GTK_ACTIVATABLE_CLASS(obj)      (G_TYPE_CHECK_CLASS_CAST ((obj), GTK_TYPE_ACTIVATABLE, GtkActivatableIface))

#define GTK_IS_ACTIVATABLE(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_ACTIVATABLE))

#define GTK_ACTIVATABLE_GET_IFACE(obj)  (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GTK_TYPE_ACTIVATABLE, GtkActivatableIface))

typedef struct _GtkActivatable      GtkActivatable; /* Dummy typedef */

typedef struct _GtkActivatableIface GtkActivatableIface;

/**

 * GtkActivatableIface:

 * @update: Called to update the activatable when its related action's properties change.

 * You must check the #GtkActivatable:use-action-appearance property only apply action

 * properties that are meant to effect the appearance accordingly.

 * @sync_action_properties: Called to update the activatable completely, this is called internally when

 * #GtkActivatable::related-action property is set or unset and by the implementor when

 * #GtkActivatable::use-action-appearance changes.<note><para>This method can be called

 * with a %NULL action at times</para></note>

 *

 * Since: 2.16

 */

struct _GtkActivatableIface

{

  GTypeInterface g_iface;

  /* virtual table */

  void   (* update)                   (GtkActivatable *activatable,

		                       GtkAction      *action,

		                       const gchar    *property_name);

  void   (* sync_action_properties)   (GtkActivatable *activatable,

		                       GtkAction      *action);

};

GType      gtk_activatable_get_type                   (void) G_GNUC_CONST;

void       gtk_activatable_sync_action_properties     (GtkActivatable *activatable,

						       GtkAction      *action);

void       gtk_activatable_set_related_action         (GtkActivatable *activatable,

						       GtkAction      *action);

GtkAction *gtk_activatable_get_related_action         (GtkActivatable *activatable);

void       gtk_activatable_set_use_action_appearance  (GtkActivatable *activatable,

						       gboolean        use_appearance);

gboolean   gtk_activatable_get_use_action_appearance  (GtkActivatable *activatable);

/* For use in activatable implementations */

void       gtk_activatable_do_set_related_action      (GtkActivatable *activatable,

						       GtkAction      *action);

G_END_DECLS

#endif /* __GTK_ACTIVATABLE_H__ */