/* GDBus - GLib D-Bus Library

 *

 * Copyright (C) 2008-2010 Red Hat, Inc.

 *

 * 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 2.1 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

 * 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/>.

 *

 * Author: David Zeuthen <davidz@redhat.com>

 */

#include "config.h"

#include "gdbusobject.h"

#include "gdbusobjectmanager.h"

#include "gdbusinterface.h"

#include "gdbusutils.h"

#include "glibintl.h"

#include "gmarshal-internal.h"

/**

 * SECTION:gdbusobjectmanager

 * @short_description: Base type for D-Bus object managers

 * @include: gio/gio.h

 *

 * The #GDBusObjectManager type is the base type for service- and

 * client-side implementations of the standardized

 * [org.freedesktop.DBus.ObjectManager](http://dbus.freedesktop.org/doc/dbus-specification.html#standard-interfaces-objectmanager)

 * interface.

 *

 * See #GDBusObjectManagerClient for the client-side implementation

 * and #GDBusObjectManagerServer for the service-side implementation.

 */

/**

 * GDBusObjectManager:

 *

 * #GDBusObjectManager is an opaque data structure and can only be accessed

 * using the following functions.

 */

typedef GDBusObjectManagerIface GDBusObjectManagerInterface;

G_DEFINE_INTERFACE (GDBusObjectManager, g_dbus_object_manager, G_TYPE_OBJECT)

enum {

  OBJECT_ADDED,

  OBJECT_REMOVED,

  INTERFACE_ADDED,

  INTERFACE_REMOVED,

  N_SIGNALS

};

static guint signals[N_SIGNALS];

static void

g_dbus_object_manager_default_init (GDBusObjectManagerIface *iface)

{

  /**

   * GDBusObjectManager::object-added:

   * @manager: The #GDBusObjectManager emitting the signal.

   * @object: The #GDBusObject that was added.

   *

   * Emitted when @object is added to @manager.

   *

   * Since: 2.30

   */

  signals[OBJECT_ADDED] =

    g_signal_new (I_("object-added"),

                  G_TYPE_FROM_INTERFACE (iface),

                  G_SIGNAL_RUN_LAST,

                  G_STRUCT_OFFSET (GDBusObjectManagerIface, object_added),

                  NULL,

                  NULL,

                  NULL,

                  G_TYPE_NONE,

                  1,

                  G_TYPE_DBUS_OBJECT);

  /**

   * GDBusObjectManager::object-removed:

   * @manager: The #GDBusObjectManager emitting the signal.

   * @object: The #GDBusObject that was removed.

   *

   * Emitted when @object is removed from @manager.

   *

   * Since: 2.30

   */

  signals[OBJECT_REMOVED] =

    g_signal_new (I_("object-removed"),

                  G_TYPE_FROM_INTERFACE (iface),

                  G_SIGNAL_RUN_LAST,

                  G_STRUCT_OFFSET (GDBusObjectManagerIface, object_removed),

                  NULL,

                  NULL,

                  NULL,

                  G_TYPE_NONE,

                  1,

                  G_TYPE_DBUS_OBJECT);

  /**

   * GDBusObjectManager::interface-added:

   * @manager: The #GDBusObjectManager emitting the signal.

   * @object: The #GDBusObject on which an interface was added.

   * @interface: The #GDBusInterface that was added.

   *

   * Emitted when @interface is added to @object.

   *

   * This signal exists purely as a convenience to avoid having to

   * connect signals to all objects managed by @manager.

   *

   * Since: 2.30

   */

  signals[INTERFACE_ADDED] =

    g_signal_new (I_("interface-added"),

                  G_TYPE_FROM_INTERFACE (iface),

                  G_SIGNAL_RUN_LAST,

                  G_STRUCT_OFFSET (GDBusObjectManagerIface, interface_added),

                  NULL,

                  NULL,

                  _g_cclosure_marshal_VOID__OBJECT_OBJECT,

                  G_TYPE_NONE,

                  2,

                  G_TYPE_DBUS_OBJECT,

                  G_TYPE_DBUS_INTERFACE);

  g_signal_set_va_marshaller (signals[INTERFACE_ADDED],

                              G_TYPE_FROM_INTERFACE (iface),

                              _g_cclosure_marshal_VOID__OBJECT_OBJECTv);

  /**

   * GDBusObjectManager::interface-removed:

   * @manager: The #GDBusObjectManager emitting the signal.

   * @object: The #GDBusObject on which an interface was removed.

   * @interface: The #GDBusInterface that was removed.

   *

   * Emitted when @interface has been removed from @object.

   *

   * This signal exists purely as a convenience to avoid having to

   * connect signals to all objects managed by @manager.

   *

   * Since: 2.30

   */

  signals[INTERFACE_REMOVED] =

    g_signal_new (I_("interface-removed"),

                  G_TYPE_FROM_INTERFACE (iface),

                  G_SIGNAL_RUN_LAST,

                  G_STRUCT_OFFSET (GDBusObjectManagerIface, interface_removed),

                  NULL,

                  NULL,

                  _g_cclosure_marshal_VOID__OBJECT_OBJECT,

                  G_TYPE_NONE,

                  2,

                  G_TYPE_DBUS_OBJECT,

                  G_TYPE_DBUS_INTERFACE);

  g_signal_set_va_marshaller (signals[INTERFACE_REMOVED],

                              G_TYPE_FROM_INTERFACE (iface),

                              _g_cclosure_marshal_VOID__OBJECT_OBJECTv);

}

/* ---------------------------------------------------------------------------------------------------- */

/**

 * g_dbus_object_manager_get_object_path:

 * @manager: A #GDBusObjectManager.

 *

 * Gets the object path that @manager is for.

 *

 * Returns: A string owned by @manager. Do not free.

 *

 * Since: 2.30

 */

const gchar *

g_dbus_object_manager_get_object_path (GDBusObjectManager *manager)

{

  GDBusObjectManagerIface *iface = G_DBUS_OBJECT_MANAGER_GET_IFACE (manager);

  return iface->get_object_path (manager);

}

/**

 * g_dbus_object_manager_get_objects:

 * @manager: A #GDBusObjectManager.

 *

 * Gets all #GDBusObject objects known to @manager.

 *

 * Returns: (transfer full) (element-type GDBusObject): A list of

 *   #GDBusObject objects. The returned list should be freed with

 *   g_list_free() after each element has been freed with

 *   g_object_unref().

 *

 * Since: 2.30

 */

GList *

g_dbus_object_manager_get_objects (GDBusObjectManager *manager)

{

  GDBusObjectManagerIface *iface = G_DBUS_OBJECT_MANAGER_GET_IFACE (manager);

  return iface->get_objects (manager);

}

/**

 * g_dbus_object_manager_get_object:

 * @manager: A #GDBusObjectManager.

 * @object_path: Object path to look up.

 *

 * Gets the #GDBusObjectProxy at @object_path, if any.

 *

 * Returns: (transfer full): A #GDBusObject or %NULL. Free with

 *   g_object_unref().

 *

 * Since: 2.30

 */

GDBusObject *

g_dbus_object_manager_get_object (GDBusObjectManager *manager,

                                  const gchar        *object_path)

{

  GDBusObjectManagerIface *iface = G_DBUS_OBJECT_MANAGER_GET_IFACE (manager);

  g_return_val_if_fail (g_variant_is_object_path (object_path), NULL);

  return iface->get_object (manager, object_path);

}

/**

 * g_dbus_object_manager_get_interface:

 * @manager: A #GDBusObjectManager.

 * @object_path: Object path to look up.

 * @interface_name: D-Bus interface name to look up.

 *

 * Gets the interface proxy for @interface_name at @object_path, if

 * any.

 *

 * Returns: (transfer full): A #GDBusInterface instance or %NULL. Free

 *   with g_object_unref().

 *

 * Since: 2.30

 */

GDBusInterface *

g_dbus_object_manager_get_interface (GDBusObjectManager *manager,

                                     const gchar        *object_path,

                                     const gchar        *interface_name)

{

  GDBusObjectManagerIface *iface = G_DBUS_OBJECT_MANAGER_GET_IFACE (manager);

  g_return_val_if_fail (g_variant_is_object_path (object_path), NULL);

  g_return_val_if_fail (g_dbus_is_interface_name (interface_name), NULL);

  return iface->get_interface (manager, object_path, interface_name);

}