[nautilus] dbus-manager: add a skeleton of NautilusDBusManager

[Cosimo Cecchi <cosimoc src gnome org>]

commit b238be002e446e102e056b8484666f21feb6b6f2
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Wed Dec 1 19:39:31 2010 +0100

    dbus-manager: add a skeleton of NautilusDBusManager

 libnautilus-private/Makefile.am             |    2 +
 libnautilus-private/nautilus-dbus-manager.c |  171 +++++++++++++++++++++++++++
 libnautilus-private/nautilus-dbus-manager.h |   10 ++
 src/nautilus-application.c                  |    5 +
 4 files changed, 188 insertions(+), 0 deletions(-)
---
diff --git a/libnautilus-private/Makefile.am b/libnautilus-private/Makefile.am
index 0acf9d9..610541b 100644
--- a/libnautilus-private/Makefile.am
+++ b/libnautilus-private/Makefile.am
@@ -57,6 +57,8 @@ libnautilus_private_la_SOURCES = \
 	nautilus-column-chooser.h \
 	nautilus-column-utilities.c \
 	nautilus-column-utilities.h \
+	nautilus-dbus-manager.c \
+	nautilus-dbus-manager.h \
 	nautilus-debug-log.c \
 	nautilus-debug-log.h \
 	nautilus-default-file-icon.c \
diff --git a/libnautilus-private/nautilus-dbus-manager.c b/libnautilus-private/nautilus-dbus-manager.c
new file mode 100644
index 0000000..302d469
--- /dev/null
+++ b/libnautilus-private/nautilus-dbus-manager.c
@@ -0,0 +1,171 @@
+#include <config.h>
+
+#include "nautilus-dbus-manager.h"
+
+#include <gio/gio.h>
+
+static const gchar introspection_xml[] =
+  "<node>"
+  "  <interface name='org.gnome.nautilus.FileOperations'>"
+  "    <method name='CopyURIs'>"
+  "      <arg type='as' name='URIList' direction='in'/>"
+  "      <arg type='s' name='Destination' direction='in'/>"
+  "    </method>"
+  "  </interface>"
+  "</node>";
+
+typedef struct _NautilusDBusManager NautilusDBusManager;
+typedef struct _NautilusDBusManagerClass NautilusDBusManagerClass;
+
+struct _NautilusDBusManager {
+  GObject parent;
+
+  GDBusConnection *connection;
+
+  guint owner_id;
+  guint registration_id;
+};
+
+struct _NautilusDBusManagerClass {
+  GObjectClass parent_class;
+};
+
+static GType nautilus_dbus_manager_get_type (void) G_GNUC_CONST;
+G_DEFINE_TYPE (NautilusDBusManager, nautilus_dbus_manager, G_TYPE_OBJECT);
+
+static NautilusDBusManager *singleton = NULL;
+
+static void
+nautilus_dbus_manager_dispose (GObject *object)
+{
+  NautilusDBusManager *self = (NautilusDBusManager *) object;
+
+  if (self->registration_id != 0)
+    {
+      g_dbus_connection_unregister_object (self->connection, self->registration_id);
+      self->registration_id = 0;
+    }
+  
+  if (self->owner_id != 0)
+    {
+      g_bus_unown_name (self->owner_id);
+      self->owner_id = 0;
+    }
+
+  g_clear_object (&self->connection);
+
+  G_OBJECT_CLASS (nautilus_dbus_manager_parent_class)->dispose (object);
+}
+
+static void
+nautilus_dbus_manager_class_init (NautilusDBusManagerClass *klass)
+{
+  GObjectClass *oclass = G_OBJECT_CLASS (klass);
+
+  oclass->dispose = nautilus_dbus_manager_dispose;
+}
+
+static void
+handle_method_call (GDBusConnection *connection,
+                    const gchar *sender,
+                    const gchar *object_path,
+                    const gchar *interface_name,
+                    const gchar *method_name,
+                    GVariant *parameters,
+                    GDBusMethodInvocation *invocation,
+                    gpointer user_data)
+{
+  const gchar **uris = NULL;
+  const gchar *destination_uri = NULL;
+
+  if (g_strcmp0 (method_name, "CopyURIs") == 0)
+    {
+      g_variant_get (parameters, "(^a&s&s)", &uris, &destination_uri);
+
+      g_print ("Called CopyURIs with dest %s and uri %s\n", destination_uri, uris[0]);
+    }
+
+  g_dbus_method_invocation_return_value (invocation, NULL);
+}
+
+static const GDBusInterfaceVTable interface_vtable =
+{
+  handle_method_call,
+  NULL,
+  NULL,
+};
+
+static void
+name_acquired_cb (GDBusConnection *conn,
+                  const gchar *name,
+                  gpointer user_data)
+{
+  NautilusDBusManager *self = user_data;
+  GDBusNodeInfo *introspection_data;
+  GError *error = NULL;
+
+  self->connection = g_object_ref (conn);
+  introspection_data = g_dbus_node_info_new_for_xml (introspection_xml, &error);
+
+  if (error != NULL)
+    {
+      g_warning ("Error parsing the FileOperations XML interface: %s", error->message);
+      g_error_free (error);
+
+      g_bus_unown_name (self->owner_id);
+      self->owner_id = 0;
+
+      return;
+    }
+  
+  self->registration_id = g_dbus_connection_register_object (conn,
+                                                             "/org/gnome/nautilus",
+                                                             introspection_data->interfaces[0],
+                                                             &interface_vtable,
+                                                             self,
+                                                             NULL, &error);
+
+  if (error != NULL)
+    {
+      g_warning ("Error registering the FileOperations proxy on the bus: %s", error->message);
+      g_error_free (error);
+
+      g_bus_unown_name (self->owner_id);
+
+      return;
+    }
+}
+
+static void
+name_lost_cb (GDBusConnection *conn,
+              const gchar *name,
+              gpointer user_data)
+{
+
+}
+
+static void
+nautilus_dbus_manager_init (NautilusDBusManager *self)
+{
+  self->owner_id = g_bus_own_name (G_BUS_TYPE_SESSION,
+                                   "org.gnome.nautilus",
+                                   G_BUS_NAME_OWNER_FLAGS_NONE,
+                                   NULL,
+                                   name_acquired_cb,
+                                   name_lost_cb,
+                                   self,
+                                   NULL);
+}
+
+void
+nautilus_dbus_manager_start (void)
+{
+  singleton = g_object_new (nautilus_dbus_manager_get_type (),
+                            NULL);
+}
+
+void
+nautilus_dbus_manager_stop (void)
+{
+  g_clear_object (&singleton);
+}
diff --git a/libnautilus-private/nautilus-dbus-manager.h b/libnautilus-private/nautilus-dbus-manager.h
new file mode 100644
index 0000000..dd2d8b7
--- /dev/null
+++ b/libnautilus-private/nautilus-dbus-manager.h
@@ -0,0 +1,10 @@
+
+#ifndef __NAUTILUS_DBUS_MANAGER_H__
+#define __NAUTILUS_DBUS_MANAGER_H__
+
+#include <glib-object.h>
+
+void nautilus_dbus_manager_start (void);
+void nautilus_dbus_manager_stop (void);
+
+#endif /* __NAUTILUS_DBUS_MANAGER_H__ */
diff --git a/src/nautilus-application.c b/src/nautilus-application.c
index f32ef09..9eecbd6 100644
--- a/src/nautilus-application.c
+++ b/src/nautilus-application.c
@@ -53,6 +53,7 @@
 #include "nautilus-window-private.h"
 #include "nautilus-window-slot.h"
 
+#include <libnautilus-private/nautilus-dbus-manager.h>
 #include <libnautilus-private/nautilus-debug-log.h>
 #include <libnautilus-private/nautilus-desktop-link-monitor.h>
 #include <libnautilus-private/nautilus-directory-private.h>
@@ -1266,6 +1267,8 @@ nautilus_application_finalize (GObject *object)
 		application->proxy = NULL;
 	}
 
+	nautilus_dbus_manager_stop ();
+
         G_OBJECT_CLASS (nautilus_application_parent_class)->finalize (object);
 }
 
@@ -1545,6 +1548,8 @@ nautilus_application_startup (GApplication *app)
 	/* initialize search path for custom icons */
 	gtk_icon_theme_append_search_path (gtk_icon_theme_get_default (),
 					   NAUTILUS_DATADIR G_DIR_SEPARATOR_S "icons");
+
+	nautilus_dbus_manager_start ();
 }
 
 static void