gio/gdbusobjectmanager.c

   1 /* GDBus - GLib D-Bus Library
   2  *
   3  * Copyright (C) 2008-2010 Red Hat, Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General
  16  * Public License along with this library; if not, write to the
  17  * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
  18  * Boston, MA 02111-1307, USA.
  19  *
  20  * Author: David Zeuthen <davidz@redhat.com>
  21  */
  22
  23 #include "config.h"
  24
  25 #include "gdbusobject.h"
  26 #include "gdbusobjectmanager.h"
  27 #include "gdbusinterface.h"
  28 #include "gdbusutils.h"
  29
  30 #include "glibintl.h"
  31
  32 /**
  33  * SECTION:gdbusobjectmanager
  34  * @short_description: Base type for D-Bus object managers
  35  * @include: gio/gio.h
  36  *
  37  * The #GDBusObjectManager type is the base type for service- and
  38  * client-side implementations of the standardized <ulink
  39  * url="http://dbus.freedesktop.org/doc/dbus-specification.html#standard-interfaces-objectmanager">org.freedesktop.DBus.ObjectManager</ulink>
  40  * interface.
  41  *
  42  * See #GDBusObjectManagerClient for the client-side implementation
  43  * and #GDBusObjectManagerServer for the service-side implementation.
  44  */
  45
  46 typedef GDBusObjectManagerIface GDBusObjectManagerInterface;
  47 G_DEFINE_INTERFACE (GDBusObjectManager, g_dbus_object_manager, G_TYPE_OBJECT)
  48
  49 static void
  50 g_dbus_object_manager_default_init (GDBusObjectManagerIface *iface)
  51 {
  52   /**
  53    * GDBusObjectManager::object-added:
  54    * @manager: The #GDBusObjectManager emitting the signal.
  55    * @object: The #GDBusObject that was added.
  56    *
  57    * Emitted when @object is added to @manager.
  58    *
  59    * Since: 2.30
  60    */
  61   g_signal_new ("object-added",
  62                 G_TYPE_FROM_INTERFACE (iface),
  63                 G_SIGNAL_RUN_LAST,
  64                 G_STRUCT_OFFSET (GDBusObjectManagerIface, object_added),
  65                 NULL,
  66                 NULL,
  67                 g_cclosure_marshal_VOID__OBJECT,
  68                 G_TYPE_NONE,
  69                 1,
  70                 G_TYPE_DBUS_OBJECT);
  71
  72   /**
  73    * GDBusObjectManager::object-removed:
  74    * @manager: The #GDBusObjectManager emitting the signal.
  75    * @object: The #GDBusObject that was removed.
  76    *
  77    * Emitted when @object is removed from @manager.
  78    *
  79    * Since: 2.30
  80    */
  81   g_signal_new ("object-removed",
  82                 G_TYPE_FROM_INTERFACE (iface),
  83                 G_SIGNAL_RUN_LAST,
  84                 G_STRUCT_OFFSET (GDBusObjectManagerIface, object_removed),
  85                 NULL,
  86                 NULL,
  87                 g_cclosure_marshal_VOID__OBJECT,
  88                 G_TYPE_NONE,
  89                 1,
  90                 G_TYPE_DBUS_OBJECT);
  91
  92   /**
  93    * GDBusObjectManager::interface-added:
  94    * @manager: The #GDBusObjectManager emitting the signal.
  95    * @object: The #GDBusObject on which an interface was added.
  96    * @interface: The #GDBusInterface that was added.
  97    *
  98    * Emitted when @interface is added to @object.
  99    *
 100    * This signal exists purely as a convenience to avoid having to
 101    * connect signals to all objects managed by @manager.
 102    *
 103    * Since: 2.30
 104    */
 105   g_signal_new ("interface-added",
 106                 G_TYPE_FROM_INTERFACE (iface),
 107                 G_SIGNAL_RUN_LAST,
 108                 G_STRUCT_OFFSET (GDBusObjectManagerIface, interface_added),
 109                 NULL,
 110                 NULL,
 111                 NULL,
 112                 G_TYPE_NONE,
 113                 2,
 114                 G_TYPE_DBUS_OBJECT,
 115                 G_TYPE_DBUS_INTERFACE);
 116
 117   /**
 118    * GDBusObjectManager::interface-removed:
 119    * @manager: The #GDBusObjectManager emitting the signal.
 120    * @object: The #GDBusObject on which an interface was removed.
 121    * @interface: The #GDBusInterface that was removed.
 122    *
 123    * Emitted when @interface has been removed from @object.
 124    *
 125    * This signal exists purely as a convenience to avoid having to
 126    * connect signals to all objects managed by @manager.
 127    *
 128    * Since: 2.30
 129    */
 130   g_signal_new ("interface-removed",
 131                 G_TYPE_FROM_INTERFACE (iface),
 132                 G_SIGNAL_RUN_LAST,
 133                 G_STRUCT_OFFSET (GDBusObjectManagerIface, interface_removed),
 134                 NULL,
 135                 NULL,
 136                 NULL,
 137                 G_TYPE_NONE,
 138                 2,
 139                 G_TYPE_DBUS_OBJECT,
 140                 G_TYPE_DBUS_INTERFACE);
 141
 142 }
 143
 144 /* ---------------------------------------------------------------------------------------------------- */
 145
 146 /**
 147  * g_dbus_object_manager_get_object_path:
 148  * @manager: A #GDBusObjectManager.
 149  *
 150  * Gets the object path that @manager is for.
 151  *
 152  * Returns: A string owned by @manager. Do not free.
 153  *
 154  * Since: 2.30
 155  */
 156 const gchar *
 157 g_dbus_object_manager_get_object_path (GDBusObjectManager *manager)
 158 {
 159   GDBusObjectManagerIface *iface = G_DBUS_OBJECT_MANAGER_GET_IFACE (manager);
 160   return iface->get_object_path (manager);
 161 }
 162
 163 /**
 164  * g_dbus_object_manager_get_objects:
 165  * @manager: A #GDBusObjectManager.
 166  *
 167  * Gets all #GDBusObject objects known to @manager.
 168  *
 169  * Returns: (transfer full) (element-type GDBusObject): A list of
 170  *   #GDBusObject objects. The returned list should be freed with
 171  *   g_list_free() after each element has been freed with
 172  *   g_object_unref().
 173  *
 174  * Since: 2.30
 175  */
 176 GList *
 177 g_dbus_object_manager_get_objects (GDBusObjectManager *manager)
 178 {
 179   GDBusObjectManagerIface *iface = G_DBUS_OBJECT_MANAGER_GET_IFACE (manager);
 180   return iface->get_objects (manager);
 181 }
 182
 183 /**
 184  * g_dbus_object_manager_get_object:
 185  * @manager: A #GDBusObjectManager.
 186  * @object_path: Object path to lookup.
 187  *
 188  * Gets the #GDBusObjectProxy at @object_path, if any.
 189  *
 190  * Returns: (transfer full): A #GDBusObject or %NULL. Free with
 191  *   g_object_unref().
 192  *
 193  * Since: 2.30
 194  */
 195 GDBusObject *
 196 g_dbus_object_manager_get_object (GDBusObjectManager *manager,
 197                                   const gchar        *object_path)
 198 {
 199   GDBusObjectManagerIface *iface = G_DBUS_OBJECT_MANAGER_GET_IFACE (manager);
 200   g_return_val_if_fail (g_variant_is_object_path (object_path), NULL);
 201   return iface->get_object (manager, object_path);
 202 }
 203
 204 /**
 205  * g_dbus_object_manager_get_interface:
 206  * @manager: A #GDBusObjectManager.
 207  * @object_path: Object path to lookup.
 208  * @interface_name: D-Bus interface name to lookup.
 209  *
 210  * Gets the interface proxy for @interface_name at @object_path, if
 211  * any.
 212  *
 213  * Returns: (transfer full): A #GDBusInterface instance or %NULL. Free
 214  *   with g_object_unref().
 215  *
 216  * Since: 2.30
 217  */
 218 GDBusInterface *
 219 g_dbus_object_manager_get_interface (GDBusObjectManager *manager,
 220                                      const gchar        *object_path,
 221                                      const gchar        *interface_name)
 222 {
 223   GDBusObjectManagerIface *iface = G_DBUS_OBJECT_MANAGER_GET_IFACE (manager);
 224   g_return_val_if_fail (g_variant_is_object_path (object_path), NULL);
 225   g_return_val_if_fail (g_dbus_is_interface_name (interface_name), NULL);
 226   return iface->get_interface (manager, object_path, interface_name);
 227 }