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authorStefano Karapetsas <[email protected]>2011-12-11 12:55:19 +0100
committerStefano Karapetsas <[email protected]>2011-12-11 12:55:19 +0100
commit51175189c6d7313a3b84019e39496f957c4e6164 (patch)
treee4c2c130fa3140bca28685ef900f04a012e53dcd /src/gpm-main.c
downloadmate-power-manager-51175189c6d7313a3b84019e39496f957c4e6164.tar.bz2
mate-power-manager-51175189c6d7313a3b84019e39496f957c4e6164.tar.xz
moved from Mate-Extra
Diffstat (limited to 'src/gpm-main.c')
-rw-r--r--src/gpm-main.c286
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diff --git a/src/gpm-main.c b/src/gpm-main.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2005-2007 Richard Hughes <[email protected]>
+ *
+ * Taken in part from:
+ * - lshal (C) 2003 David Zeuthen, <[email protected]>
+ * - notibat (C) 2004 Benjamin Kahn, <[email protected]>
+ *
+ * Licensed under the GNU General Public License Version 2
+ *
+ * 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 <string.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <locale.h>
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <gtk/gtk.h>
+#include <dbus/dbus-glib.h>
+#include <dbus/dbus-glib-lowlevel.h>
+
+#include "gpm-stock-icons.h"
+#include "gpm-common.h"
+#include "gpm-manager.h"
+#include "gpm-session.h"
+
+#include "org.mate.PowerManager.h"
+
+#include "egg-debug.h"
+
+/**
+ * gpm_object_register:
+ * @connection: What we want to register to
+ * @object: The GObject we want to register
+ *
+ * Register org.mate.PowerManager on the session bus.
+ * This function MUST be called before DBUS service will work.
+ *
+ * Return value: success
+ **/
+static gboolean
+gpm_object_register (DBusGConnection *connection,
+ GObject *object)
+{
+ DBusGProxy *bus_proxy = NULL;
+ GError *error = NULL;
+ guint request_name_result;
+ gboolean ret;
+
+ bus_proxy = dbus_g_proxy_new_for_name (connection,
+ DBUS_SERVICE_DBUS,
+ DBUS_PATH_DBUS,
+ DBUS_INTERFACE_DBUS);
+
+ ret = dbus_g_proxy_call (bus_proxy, "RequestName", &error,
+ G_TYPE_STRING, GPM_DBUS_SERVICE,
+ G_TYPE_UINT, 0,
+ G_TYPE_INVALID,
+ G_TYPE_UINT, &request_name_result,
+ G_TYPE_INVALID);
+ if (error) {
+ egg_debug ("ERROR: %s", error->message);
+ g_error_free (error);
+ }
+ if (!ret) {
+ /* abort as the DBUS method failed */
+ egg_warning ("RequestName failed!");
+ return FALSE;
+ }
+
+ /* free the bus_proxy */
+ g_object_unref (G_OBJECT (bus_proxy));
+
+ /* already running */
+ if (request_name_result != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) {
+ return FALSE;
+ }
+
+ dbus_g_object_type_install_info (GPM_TYPE_MANAGER, &dbus_glib_gpm_manager_object_info);
+ dbus_g_error_domain_register (GPM_MANAGER_ERROR, NULL, GPM_MANAGER_TYPE_ERROR);
+ dbus_g_connection_register_g_object (connection, GPM_DBUS_PATH, object);
+
+ return TRUE;
+}
+
+/**
+ * timed_exit_cb:
+ * @loop: The main loop
+ *
+ * Exits the main loop, which is helpful for valgrinding g-p-m.
+ *
+ * Return value: FALSE, as we don't want to repeat this action.
+ **/
+static gboolean
+timed_exit_cb (GMainLoop *loop)
+{
+ g_main_loop_quit (loop);
+ return FALSE;
+}
+
+/**
+ * gpm_main_stop_cb:
+ **/
+static void
+gpm_main_stop_cb (GpmSession *session, GMainLoop *loop)
+{
+ g_main_loop_quit (loop);
+}
+
+/**
+ * gpm_main_query_end_session_cb:
+ **/
+static void
+gpm_main_query_end_session_cb (GpmSession *session, guint flags, GMainLoop *loop)
+{
+ /* just send response */
+ gpm_session_end_session_response (session, TRUE, NULL);
+}
+
+/**
+ * gpm_main_end_session_cb:
+ **/
+static void
+gpm_main_end_session_cb (GpmSession *session, guint flags, GMainLoop *loop)
+{
+ /* send response */
+ gpm_session_end_session_response (session, TRUE, NULL);
+
+ /* exit loop, will unref manager */
+ g_main_loop_quit (loop);
+}
+
+/**
+ * main:
+ **/
+int
+main (int argc, char *argv[])
+{
+ GMainLoop *loop;
+ DBusGConnection *system_connection;
+ DBusGConnection *session_connection;
+ gboolean verbose = FALSE;
+ gboolean version = FALSE;
+ gboolean timed_exit = FALSE;
+ gboolean immediate_exit = FALSE;
+ GpmSession *session = NULL;
+ GpmManager *manager = NULL;
+ GError *error = NULL;
+ GOptionContext *context;
+ gint ret;
+
+ const GOptionEntry options[] = {
+ { "verbose", '\0', 0, G_OPTION_ARG_NONE, &verbose,
+ N_("Show extra debugging information"), NULL },
+ { "version", '\0', 0, G_OPTION_ARG_NONE, &version,
+ N_("Show version of installed program and exit"), NULL },
+ { "timed-exit", '\0', 0, G_OPTION_ARG_NONE, &timed_exit,
+ N_("Exit after a small delay (for debugging)"), NULL },
+ { "immediate-exit", '\0', 0, G_OPTION_ARG_NONE, &immediate_exit,
+ N_("Exit after the manager has loaded (for debugging)"), NULL },
+ { NULL}
+ };
+
+ setlocale (LC_ALL, "");
+ bindtextdomain (GETTEXT_PACKAGE, MATELOCALEDIR);
+ bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
+ textdomain (GETTEXT_PACKAGE);
+
+ if (! g_thread_supported ())
+ g_thread_init (NULL);
+ dbus_g_thread_init ();
+ g_type_init ();
+
+ context = g_option_context_new (N_("MATE Power Manager"));
+ /* TRANSLATORS: program name, a simple app to view pending updates */
+ g_option_context_add_main_entries (context, options, GETTEXT_PACKAGE);
+ g_option_context_set_translation_domain(context, GETTEXT_PACKAGE);
+ g_option_context_set_summary (context, _("MATE Power Manager"));
+ g_option_context_parse (context, &argc, &argv, NULL);
+
+ if (version) {
+ g_print ("Version %s\n", VERSION);
+ goto unref_program;
+ }
+
+ if (!g_thread_supported ())
+ g_thread_init (NULL);
+ dbus_g_thread_init ();
+
+ gtk_init (&argc, &argv);
+ egg_debug_init (verbose);
+
+ egg_debug ("MATE %s %s", GPM_NAME, VERSION);
+
+ /* check dbus connections, exit if not valid */
+ system_connection = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error);
+ if (error) {
+ egg_warning ("%s", error->message);
+ g_error_free (error);
+ egg_error ("This program cannot start until you start "
+ "the dbus system service.\n"
+ "It is <b>strongly recommended</b> you reboot "
+ "your computer after starting this service.");
+ }
+
+ session_connection = dbus_g_bus_get (DBUS_BUS_SESSION, &error);
+ if (error) {
+ egg_warning ("%s", error->message);
+ g_error_free (error);
+ egg_error ("This program cannot start until you start the "
+ "dbus session service.\n\n"
+ "This is usually started automatically in X "
+ "or mate startup when you start a new session.");
+ }
+
+ /* add application specific icons to search path */
+ gtk_icon_theme_append_search_path (gtk_icon_theme_get_default (),
+ GPM_DATA G_DIR_SEPARATOR_S "icons");
+
+ loop = g_main_loop_new (NULL, FALSE);
+
+ /* optionally register with the session */
+ session = gpm_session_new ();
+ g_signal_connect (session, "stop", G_CALLBACK (gpm_main_stop_cb), loop);
+ g_signal_connect (session, "query-end-session", G_CALLBACK (gpm_main_query_end_session_cb), loop);
+ g_signal_connect (session, "end-session", G_CALLBACK (gpm_main_end_session_cb), loop);
+ gpm_session_register_client (session, "mate-power-manager", getenv ("DESKTOP_AUTOSTART_ID"));
+
+ /* create a new gui object */
+ manager = gpm_manager_new ();
+
+ if (!gpm_object_register (session_connection, G_OBJECT (manager))) {
+ egg_error ("%s is already running in this session.", GPM_NAME);
+ return 0;
+ }
+
+ /* register to be a policy agent, just like kpackagekit does */
+ ret = dbus_bus_request_name(dbus_g_connection_get_connection(system_connection),
+ "org.freedesktop.Policy.Power",
+ DBUS_NAME_FLAG_REPLACE_EXISTING, NULL);
+ switch (ret) {
+ case DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER:
+ egg_debug ("Successfully acquired interface org.freedesktop.Policy.Power.");
+ break;
+ case DBUS_REQUEST_NAME_REPLY_IN_QUEUE:
+ egg_debug ("Queued for interface org.freedesktop.Policy.Power.");
+ break;
+ default:
+ break;
+ };
+
+ /* Only timeout and close the mainloop if we have specified it
+ * on the command line */
+ if (timed_exit) {
+ g_timeout_add_seconds (20, (GSourceFunc) timed_exit_cb, loop);
+ }
+
+ if (immediate_exit == FALSE) {
+ g_main_loop_run (loop);
+ }
+
+ g_main_loop_unref (loop);
+
+ g_object_unref (session);
+ g_object_unref (manager);
+unref_program:
+ g_option_context_free (context);
+ return 0;
+}
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