diff options
Diffstat (limited to 'chooser/gdm-chooser-session.c')
| -rw-r--r-- | chooser/gdm-chooser-session.c | 337 |
1 files changed, 337 insertions, 0 deletions
diff --git a/chooser/gdm-chooser-session.c b/chooser/gdm-chooser-session.c new file mode 100644 index 0000000..c90403b --- /dev/null +++ b/chooser/gdm-chooser-session.c @@ -0,0 +1,337 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- + * + * Copyright (C) 2007 William Jon McCann <mccann@jhu.edu> + * + * 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 <stdlib.h> +#include <stdio.h> +#include <unistd.h> +#include <string.h> + +#include <glib.h> +#include <glib/gi18n.h> +#include <glib-object.h> + +#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); +} |