/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- * * Copyright (C) 2007 William Jon McCann * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * */ #include "config.h" #include #include #include #include #include #include #include #include "gdm-chooser-session.h" #include "gdm-client.h" #include "gdm-host-chooser-dialog.h" struct _GdmChooserSession { GObject parent; GdmClient *client; GdmRemoteGreeter *remote_greeter; GdmChooser *chooser; GtkWidget *chooser_dialog; }; enum { PROP_0, }; static void gdm_chooser_session_class_init (GdmChooserSessionClass *klass); static void gdm_chooser_session_init (GdmChooserSession *chooser_session); static void gdm_chooser_session_finalize (GObject *object); G_DEFINE_TYPE (GdmChooserSession, gdm_chooser_session, G_TYPE_OBJECT) static gpointer session_object = NULL; static gboolean launch_compiz (GdmChooserSession *session) { GError *error; gboolean ret; g_debug ("GdmChooserSession: Launching compiz"); ret = FALSE; error = NULL; g_spawn_command_line_async ("gtk-window-decorator --replace", &error); if (error != NULL) { g_warning ("Error starting WM: %s", error->message); g_error_free (error); goto out; } error = NULL; g_spawn_command_line_async ("compiz --replace", &error); if (error != NULL) { g_warning ("Error starting WM: %s", error->message); g_error_free (error); goto out; } ret = TRUE; /* FIXME: should try to detect if it actually works */ out: return ret; } static gboolean launch_metacity (GdmChooserSession *session) { GError *error; gboolean ret; g_debug ("GdmChooserSession: Launching metacity"); ret = FALSE; error = NULL; g_spawn_command_line_async ("metacity --replace", &error); if (error != NULL) { g_warning ("Error starting WM: %s", error->message); g_error_free (error); goto out; } ret = TRUE; out: return ret; } static void start_window_manager (GdmChooserSession *session) { if (! launch_metacity (session)) { launch_compiz (session); } } static gboolean start_settings_daemon (GdmChooserSession *session) { GError *error; gboolean ret; g_debug ("GdmChooserSession: Launching settings daemon"); ret = FALSE; error = NULL; g_spawn_command_line_async (GNOME_SETTINGS_DAEMON_DIR "/gnome-settings-daemon", &error); if (error != NULL) { g_warning ("Error starting settings daemon: %s", error->message); g_error_free (error); goto out; } ret = TRUE; out: return ret; } static void on_dialog_response (GtkDialog *dialog, int response_id, GdmChooserSession *session) { GdmChooserHost *host; GError *error = NULL; host = NULL; switch (response_id) { case GTK_RESPONSE_OK: host = gdm_host_chooser_dialog_get_host (GDM_HOST_CHOOSER_DIALOG (dialog)); case GTK_RESPONSE_NONE: /* delete event */ default: break; } if (host != NULL) { char *hostname; /* only support XDMCP hosts in remote chooser */ g_assert (gdm_chooser_host_get_kind (host) == GDM_CHOOSER_HOST_KIND_XDMCP); hostname = NULL; gdm_address_get_hostname (gdm_chooser_host_get_address (host), &hostname); /* FIXME: fall back to numerical address? */ if (hostname != NULL) { g_debug ("GdmChooserSession: Selected hostname '%s'", hostname); gdm_chooser_call_select_hostname_sync (session->chooser, hostname, NULL, &error); if (error != NULL) { g_debug ("GdmChooserSession: %s", error->message); g_clear_error (&error); } g_free (hostname); } } gdm_remote_greeter_call_disconnect_sync (session->remote_greeter, NULL, &error); if (error != NULL) { g_debug ("GdmChooserSession: disconnect failed: %s", error->message); } } gboolean gdm_chooser_session_start (GdmChooserSession *session, GError **error) { g_return_val_if_fail (GDM_IS_CHOOSER_SESSION (session), FALSE); session->remote_greeter = gdm_client_get_remote_greeter_sync (session->client, NULL, error); if (session->remote_greeter == NULL) { return FALSE; } session->chooser = gdm_client_get_chooser_sync (session->client, NULL, error); if (session->chooser == NULL) { return FALSE; } start_settings_daemon (session); start_window_manager (session); /* Only support XDMCP on remote choosers */ session->chooser_dialog = gdm_host_chooser_dialog_new (GDM_CHOOSER_HOST_KIND_XDMCP); g_signal_connect (session->chooser_dialog, "response", G_CALLBACK (on_dialog_response), session); gtk_widget_show (session->chooser_dialog); return TRUE; } void gdm_chooser_session_stop (GdmChooserSession *session) { g_return_if_fail (GDM_IS_CHOOSER_SESSION (session)); } static void gdm_chooser_session_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { switch (prop_id) { default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gdm_chooser_session_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { switch (prop_id) { default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static GObject * gdm_chooser_session_constructor (GType type, guint n_construct_properties, GObjectConstructParam *construct_properties) { GdmChooserSession *chooser_session; chooser_session = GDM_CHOOSER_SESSION (G_OBJECT_CLASS (gdm_chooser_session_parent_class)->constructor (type, n_construct_properties, construct_properties)); return G_OBJECT (chooser_session); } static void gdm_chooser_session_dispose (GObject *object) { g_debug ("GdmChooserSession: Disposing chooser_session"); G_OBJECT_CLASS (gdm_chooser_session_parent_class)->dispose (object); } static void gdm_chooser_session_class_init (GdmChooserSessionClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); object_class->get_property = gdm_chooser_session_get_property; object_class->set_property = gdm_chooser_session_set_property; object_class->constructor = gdm_chooser_session_constructor; object_class->dispose = gdm_chooser_session_dispose; object_class->finalize = gdm_chooser_session_finalize; } static void gdm_chooser_session_init (GdmChooserSession *session) { session->client = gdm_client_new (); } static void gdm_chooser_session_finalize (GObject *object) { GdmChooserSession *chooser_session; g_return_if_fail (object != NULL); g_return_if_fail (GDM_IS_CHOOSER_SESSION (object)); chooser_session = GDM_CHOOSER_SESSION (object); g_return_if_fail (chooser_session != NULL); g_clear_object (&chooser_session->chooser); g_clear_object (&chooser_session->remote_greeter); g_clear_object (&chooser_session->client); G_OBJECT_CLASS (gdm_chooser_session_parent_class)->finalize (object); } GdmChooserSession * gdm_chooser_session_new (void) { if (session_object != NULL) { g_object_ref (session_object); } else { session_object = g_object_new (GDM_TYPE_CHOOSER_SESSION, NULL); g_object_add_weak_pointer (session_object, (gpointer *) &session_object); } return GDM_CHOOSER_SESSION (session_object); }