gio/tests/gdbus-example-objectmanager-client.c

   1
   2 #include "gdbus-example-objectmanager-generated.h"
   3
   4 /* ---------------------------------------------------------------------------------------------------- */
   5
   6 static void
   7 print_objects (GDBusObjectManager *manager)
   8 {
   9   GList *objects;
  10   GList *l;
  11
  12   g_print ("Object manager at %s\n", g_dbus_object_manager_get_object_path (manager));
  13   objects = g_dbus_object_manager_get_objects (manager);
  14   for (l = objects; l != NULL; l = l->next)
  15     {
  16       ExampleObject *object = EXAMPLE_OBJECT (l->data);
  17       GList *interfaces;
  18       GList *ll;
  19       g_print (" - Object at %s\n", g_dbus_object_get_object_path (G_DBUS_OBJECT (object)));
  20
  21       interfaces = g_dbus_object_get_interfaces (G_DBUS_OBJECT (object));
  22       for (ll = interfaces; ll != NULL; ll = ll->next)
  23         {
  24           GDBusInterface *interface = G_DBUS_INTERFACE (ll->data);
  25           g_print ("   - Interface %s\n", g_dbus_interface_get_info (interface)->name);
  26
  27           /* Note that @interface is really a GDBusProxy instance - and additionally also
  28            * an ExampleAnimal or ExampleCat instance - either of these can be used to
  29            * invoke methods on the remote object. For example, the generated function
  30            *
  31            *  void example_animal_call_poke_sync (ExampleAnimal  *proxy,
  32            *                                      gboolean        make_sad,
  33            *                                      gboolean        make_happy,
  34            *                                      GCancellable   *cancellable,
  35            *                                      GError        **error);
  36            *
  37            * can be used to call the Poke() D-Bus method on the .Animal interface.
  38            * Additionally, the generated function
  39            *
  40            *  const gchar *example_animal_get_mood (ExampleAnimal *object);
  41            *
  42            * can be used to get the value of the :Mood property.
  43            */
  44         }
  45       g_list_free_full (interfaces, g_object_unref);
  46     }
  47   g_list_free_full (objects, g_object_unref);
  48 }
  49
  50 static void
  51 on_object_added (GDBusObjectManager *manager,
  52                  GDBusObject        *object,
  53                  gpointer            user_data)
  54 {
  55   gchar *owner;
  56   owner = g_dbus_object_manager_client_get_name_owner (G_DBUS_OBJECT_MANAGER_CLIENT (manager));
  57   g_print ("Added object at %s (owner %s)\n", g_dbus_object_get_object_path (object), owner);
  58   g_free (owner);
  59 }
  60
  61 static void
  62 on_object_removed (GDBusObjectManager *manager,
  63                    GDBusObject        *object,
  64                    gpointer            user_data)
  65 {
  66   gchar *owner;
  67   owner = g_dbus_object_manager_client_get_name_owner (G_DBUS_OBJECT_MANAGER_CLIENT (manager));
  68   g_print ("Removed object at %s (owner %s)\n", g_dbus_object_get_object_path (object), owner);
  69   g_free (owner);
  70 }
  71
  72 static void
  73 on_notify_name_owner (GObject    *object,
  74                       GParamSpec *pspec,
  75                       gpointer    user_data)
  76 {
  77   GDBusObjectManagerClient *manager = G_DBUS_OBJECT_MANAGER_CLIENT (object);
  78   gchar *name_owner;
  79
  80   name_owner = g_dbus_object_manager_client_get_name_owner (manager);
  81   g_print ("name-owner: %s\n", name_owner);
  82   g_free (name_owner);
  83 }
  84
  85 static void
  86 on_interface_proxy_properties_changed (GDBusObjectManagerClient *manager,
  87                                        GDBusObjectProxy         *object_proxy,
  88                                        GDBusProxy               *interface_proxy,
  89                                        GVariant                 *changed_properties,
  90                                        const gchar *const       *invalidated_properties,
  91                                        gpointer                  user_data)
  92 {
  93   GVariantIter iter;
  94   const gchar *key;
  95   GVariant *value;
  96   gchar *s;
  97
  98   g_print ("Properties Changed on %s:\n", g_dbus_object_get_object_path (G_DBUS_OBJECT (object_proxy)));
  99   g_variant_iter_init (&iter, changed_properties);
 100   while (g_variant_iter_next (&iter, "{&sv}", &key, &value))
 101     {
 102       s = g_variant_print (value, TRUE);
 103       g_print ("  %s -> %s\n", key, s);
 104       g_variant_unref (value);
 105       g_free (s);
 106     }
 107 }
 108
 109 gint
 110 main (gint argc, gchar *argv[])
 111 {
 112   GDBusObjectManager *manager;
 113   GMainLoop *loop;
 114   GError *error;
 115   gchar *name_owner;
 116
 117   manager = NULL;
 118   loop = NULL;
 119
 120   loop = g_main_loop_new (NULL, FALSE);
 121
 122   error = NULL;
 123   manager = example_object_manager_client_new_for_bus_sync (G_BUS_TYPE_SESSION,
 124                                                             G_DBUS_OBJECT_MANAGER_CLIENT_FLAGS_NONE,
 125                                                             "org.gtk.GDBus.Examples.ObjectManager",
 126                                                             "/example/Animals",
 127                                                             NULL, /* GCancellable */
 128                                                             &error);
 129   if (manager == NULL)
 130     {
 131       g_printerr ("Error getting object manager client: %s", error->message);
 132       g_error_free (error);
 133       goto out;
 134     }
 135
 136   name_owner = g_dbus_object_manager_client_get_name_owner (G_DBUS_OBJECT_MANAGER_CLIENT (manager));
 137   g_print ("name-owner: %s\n", name_owner);
 138   g_free (name_owner);
 139
 140   print_objects (manager);
 141
 142   g_signal_connect (manager,
 143                     "notify::name-owner",
 144                     G_CALLBACK (on_notify_name_owner),
 145                     NULL);
 146   g_signal_connect (manager,
 147                     "object-added",
 148                     G_CALLBACK (on_object_added),
 149                     NULL);
 150   g_signal_connect (manager,
 151                     "object-removed",
 152                     G_CALLBACK (on_object_removed),
 153                     NULL);
 154   g_signal_connect (manager,
 155                     "interface-proxy-properties-changed",
 156                     G_CALLBACK (on_interface_proxy_properties_changed),
 157                     NULL);
 158
 159   g_main_loop_run (loop);
 160
 161  out:
 162   if (manager != NULL)
 163     g_object_unref (manager);
 164   if (loop != NULL)
 165     g_main_loop_unref (loop);
 166
 167   return 0;
 168 }