-

-#include <dbus/dbus-glib.h>

-#include <dbus/dbus-glib-lowlevel.h>

-static DBusGConnection *

-get_system_bus (void)

- GError *error;

- static DBusGConnection *bus = NULL;

-

- if (bus == NULL) {

- error = NULL;

- bus = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error);

- if (bus == NULL) {

- g_warning ("Couldn't connect to system bus: %s",

- error->message);

- g_error_free (error);

- }

-

- return bus;

-notify_can_do (DBusGProxy *proxy,

- DBusGProxyCall *call,

- void *user_data)

- GError *error = NULL;

- gint value;

- if (dbus_g_proxy_end_call (proxy, call,

- &error,

- G_TYPE_INT, &value,

- G_TYPE_INVALID)) {

- DBusGConnection *bus;

- DBusGProxy *proxy;

-

- bus = get_system_bus ();

- if (bus == NULL)

- return;

-

- proxy = dbus_g_proxy_new_for_name (bus,

- "org.mate.SettingsDaemon.DateTimeMechanism",

- "/",

- "org.mate.SettingsDaemon.DateTimeMechanism");

-

- dbus_g_proxy_begin_call_with_timeout (proxy,

- action,

- notify_can_do,

- callback, NULL,

- INT_MAX,

- G_TYPE_INVALID);

-set_time_notify (DBusGProxy *proxy,

- DBusGProxyCall *call,

- void *user_data)

- SetTimeCallbackData *data = user_data;

- GError *error = NULL;

-

- if (dbus_g_proxy_end_call (proxy, call, &error, G_TYPE_INVALID)) {

- if (data->callback)

- data->callback (data->data, NULL);

- }

- else {

- if (error->domain == DBUS_GERROR &&

- error->code == DBUS_GERROR_NO_REPLY) {

- /* these errors happen because dbus doesn't

- * use monotonic clocks

- */

- g_warning ("ignoring no-reply error when setting time");

- else {

- if (data->callback)

- data->callback (data->data, error);

- else

- g_error_free (error);

- }

- DBusGConnection *bus;

- DBusGProxy *proxy;

- bus = get_system_bus ();

- if (bus == NULL)

- return;

-

- proxy = dbus_g_proxy_new_for_name (bus,

- "org.mate.SettingsDaemon.DateTimeMechanism",

- "/",

- "org.mate.SettingsDaemon.DateTimeMechanism");

- dbus_g_proxy_begin_call_with_timeout (proxy,

- "SetTime",

- set_time_notify,

- data, free_data,

- INT_MAX,

- /* parameters: */

- G_TYPE_INT64, data->time,

- G_TYPE_INVALID,

- /* return values: */

- G_TYPE_INVALID);

- dbus_g_proxy_begin_call_with_timeout (proxy,

- "SetTimezone",

- set_time_notify,

- data, free_data,

- INT_MAX,

- /* parameters: */

- G_TYPE_STRING, data->filename,

- G_TYPE_INVALID,

- /* return values: */

- G_TYPE_INVALID);

-DBUS_GLIB_REQUIRED=0.80

-PKG_CHECK_MODULES(PANEL, $GMODULE_ADD gdk-pixbuf-2.0 >= $GDK_PIXBUF_REQUIRED pango >= $PANGO_REQUIRED gtk+-3.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED gio-unix-2.0 >= $GLIB_REQUIRED mate-desktop-2.0 >= $LIBMATE_DESKTOP_REQUIRED gio-2.0 >= $GLIB_REQUIRED libmate-menu >= $LIBMATE_MENU_REQUIRED dbus-glib-1 >= $DBUS_GLIB_REQUIRED)

-PKG_CHECK_MODULES(CLOCK, pango >= $PANGO_REQUIRED gtk+-3.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED gio-2.0 >= $GLIB_REQUIRED librsvg-2.0 >= $LIBRSVG_REQUIRED dbus-glib-1 mateweather >= $WEATHER_REQUIRED mate-desktop-2.0 >= $LIBMATE_DESKTOP_REQUIRED)

-DBUS_REQUIRED=1.1.2

-

- panel-dbus-service.c \

- panel-dbus-service.h \

-/*

- * panel-dbus-service.c: a simple base object to use a DBus service. Only

- * useful when subclassed.

- *

- * Copyright (C) 2008 Novell, Inc.

- *

- * Based on code from panel-power-manager.c:

- * Copyright (C) 2006 Ray Strode <[email protected]>

- * (not sure the copyright header was complete)

- *

- * 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 St, Fifth Floor, Boston, MA

- * 02110-1301, USA.

- *

- * Authors:

- * Vincent Untz <[email protected]>

- */

-

-#include <string.h>

-

-#include <glib.h>

-#include <glib-object.h>

-

-#include <dbus/dbus-glib.h>

-

-#include "panel-dbus-service.h"

-

-struct _PanelDBusServicePrivate {

- DBusGConnection *dbus_connection;

- DBusGProxy *bus_proxy;

- DBusGProxy *service_proxy;

- guint32 is_connected : 1;

-

- const char *service_name;

- const char *service_path;

- const char *service_interface;

-};

-

-static void panel_dbus_service_finalize (GObject *object);

-static void panel_dbus_service_class_install_properties (PanelDBusServiceClass *service_class);

-

-static void panel_dbus_service_get_property (GObject *object,

- guint prop_id,

- GValue *value,

- GParamSpec *pspec);

-

-enum {

- PROP_0 = 0,

- PROP_IS_CONNECTED

-};

-

-G_DEFINE_TYPE (PanelDBusService, panel_dbus_service, G_TYPE_OBJECT);

-

-static void

-panel_dbus_service_class_init (PanelDBusServiceClass *service_class)

-{

- GObjectClass *object_class;

-

- object_class = G_OBJECT_CLASS (service_class);

-

- object_class->finalize = panel_dbus_service_finalize;

-

- panel_dbus_service_class_install_properties (service_class);

-

- g_type_class_add_private (service_class,

- sizeof (PanelDBusServicePrivate));

-}

-

-static void

-panel_dbus_service_class_install_properties (PanelDBusServiceClass *service_class)

-{

- GObjectClass *object_class;

- GParamSpec *param_spec;

-

- object_class = G_OBJECT_CLASS (service_class);

- object_class->get_property = panel_dbus_service_get_property;

-

- param_spec = g_param_spec_boolean ("is-connected",

- "Is connected",

- "Whether the panel is connected to "

- "a DBus service",

- FALSE,

- G_PARAM_READABLE);

- g_object_class_install_property (object_class, PROP_IS_CONNECTED,

- param_spec);

-}

-

-static void

-panel_dbus_service_init (PanelDBusService *service)

-{

- service->priv = G_TYPE_INSTANCE_GET_PRIVATE (service,

- PANEL_TYPE_DBUS_SERVICE,

- PanelDBusServicePrivate);

-

- service->priv->dbus_connection = NULL;

- service->priv->bus_proxy = NULL;

- service->priv->service_proxy = NULL;

- service->priv->is_connected = FALSE;

-

- service->priv->service_name = NULL;

- service->priv->service_path = NULL;

- service->priv->service_interface = NULL;

-}

-

-static void

-panel_dbus_service_finalize (GObject *object)

-{

- PanelDBusService *service;

-

- service = PANEL_DBUS_SERVICE (object);

-

- if (service->priv->dbus_connection != NULL) {

- dbus_g_connection_unref (service->priv->dbus_connection);

- service->priv->dbus_connection = NULL;

- }

-

- if (service->priv->bus_proxy != NULL) {

- g_object_unref (service->priv->bus_proxy);

- service->priv->bus_proxy = NULL;

- }

-

- if (service->priv->service_proxy != NULL) {

- g_object_unref (service->priv->service_proxy);

- service->priv->service_proxy = NULL;

- }

-

- G_OBJECT_CLASS (panel_dbus_service_parent_class)->finalize (object);

-}

-

-static void

-panel_dbus_service_get_property (GObject *object,

- guint prop_id,

- GValue *value,

- GParamSpec *pspec)

-{

- PanelDBusService *service;

-

- service = PANEL_DBUS_SERVICE (object);

-

- switch (prop_id) {

- case PROP_IS_CONNECTED:

- g_value_set_boolean (value,

- service->priv->is_connected);

- break;

-

- default:

- G_OBJECT_WARN_INVALID_PROPERTY_ID (object,

- prop_id,

- pspec);

- }

-}

-

-static void

-panel_dbus_service_on_name_owner_changed (DBusGProxy *bus_proxy,

- const char *name,

- const char *prev_owner,

- const char *new_owner,

- PanelDBusService *service)

-{

- g_assert (service->priv->service_name != NULL);

-

- if (name && strcmp (name, service->priv->service_name) != 0)

- return;

-

- if (service->priv->service_proxy != NULL) {

- g_object_unref (service->priv->service_proxy);

- service->priv->service_proxy = NULL;

- }

-

- panel_dbus_service_ensure_connection (service, NULL);

-}

-

-gboolean

-panel_dbus_service_ensure_connection (PanelDBusService *service,

- GError **error)

-{

- GError *connection_error;

- gboolean is_connected;

-

- g_return_val_if_fail (PANEL_IS_DBUS_SERVICE (service), FALSE);

-

- if (!service->priv->service_name ||

- !service->priv->service_path ||

- !service->priv->service_interface)

- return FALSE;

-

- connection_error = NULL;

- if (service->priv->dbus_connection == NULL) {

- service->priv->dbus_connection = dbus_g_bus_get (DBUS_BUS_SESSION,

- &connection_error);

-

- if (service->priv->dbus_connection == NULL) {

- g_propagate_error (error, connection_error);

- is_connected = FALSE;

- goto out;

- }

- }

-

- if (service->priv->bus_proxy == NULL) {

- service->priv->bus_proxy =

- dbus_g_proxy_new_for_name_owner (service->priv->dbus_connection,

- DBUS_SERVICE_DBUS,

- DBUS_PATH_DBUS,

- DBUS_INTERFACE_DBUS,

- &connection_error);

-

- if (service->priv->bus_proxy == NULL) {

- g_propagate_error (error, connection_error);

- is_connected = FALSE;

- goto out;

- }

-

- dbus_g_proxy_add_signal (service->priv->bus_proxy,

- "NameOwnerChanged",

- G_TYPE_STRING,

- G_TYPE_STRING,

- G_TYPE_STRING,

- G_TYPE_INVALID);

- dbus_g_proxy_connect_signal (service->priv->bus_proxy,

- "NameOwnerChanged",

- G_CALLBACK (panel_dbus_service_on_name_owner_changed),

- service, NULL);

- }

-

- if (service->priv->service_proxy == NULL) {

- service->priv->service_proxy =

- dbus_g_proxy_new_for_name_owner (

- service->priv->dbus_connection,

- service->priv->service_name,

- service->priv->service_path,

- service->priv->service_interface,

- &connection_error);

-

- if (service->priv->service_proxy == NULL) {

- g_propagate_error (error, connection_error);

- is_connected = FALSE;

- goto out;

- }

- }

- is_connected = TRUE;

-

-out:

- if (service->priv->is_connected != is_connected) {

- service->priv->is_connected = is_connected;

- g_object_notify (G_OBJECT (service), "is-connected");

- }

-

- if (!is_connected) {

- if (service->priv->dbus_connection == NULL) {

- if (service->priv->bus_proxy != NULL) {

- g_object_unref (service->priv->bus_proxy);

- service->priv->bus_proxy = NULL;

- }

-

- if (service->priv->service_proxy != NULL) {

- g_object_unref (service->priv->service_proxy);

- service->priv->service_proxy = NULL;

- }

- } else if (service->priv->bus_proxy == NULL) {

- if (service->priv->service_proxy != NULL) {

- g_object_unref (service->priv->service_proxy);

- service->priv->service_proxy = NULL;

- }

- }

- }

-

- return is_connected;

-}

-

-void

-panel_dbus_service_define_service (PanelDBusService *service,

- const char *name,

- const char *path,

- const char *interface)

-{

- g_return_if_fail (PANEL_IS_DBUS_SERVICE (service));

-

- g_assert (name != NULL);

- g_assert (path != NULL);

- g_assert (interface != NULL);

- g_assert (service->priv->service_name == NULL);

- g_assert (service->priv->service_path == NULL);

- g_assert (service->priv->service_interface == NULL);

-

- service->priv->service_name = name;

- service->priv->service_path = path;

- service->priv->service_interface = interface;

-}

-

-DBusGProxy *

-panel_dbus_service_get_proxy (PanelDBusService *service)

-{

- g_return_val_if_fail (PANEL_IS_DBUS_SERVICE (service), NULL);

-

- return service->priv->service_proxy;

-}

-/*

- * panel-dbus-service.h: a simple base object to use a DBus service. Only

- * useful when subclassed.

- *

- * Copyright (C) 2008 Novell, Inc.

- *

- * Based on code from panel-power-manager.h:

- * Copyright (C) 2006 Ray Strode <[email protected]>

- * (not sure the copyright header was complete)

- *

- * 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 St, Fifth Floor, Boston, MA

- * 02110-1301, USA.

- *

- * Authors:

- * Vincent Untz <[email protected]>

- */

-

-#ifndef PANEL_DBUS_SERVICE_H

-#define PANEL_DBUS_SERVICE_H

-

-#include <glib-object.h>

-#include <dbus/dbus-glib.h>

-

-#ifdef __cplusplus

-extern "C" {

-#endif

-

-#define PANEL_TYPE_DBUS_SERVICE (panel_dbus_service_get_type ())

-#define PANEL_DBUS_SERVICE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PANEL_TYPE_DBUS_SERVICE, PanelDBusService))

-#define PANEL_DBUS_SERVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PANEL_TYPE_DBUS_SERVICE, PanelDBusServiceClass))

-#define PANEL_IS_DBUS_SERVICE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PANEL_TYPE_DBUS_SERVICE))

-#define PANEL_IS_DBUS_SERVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PANEL_TYPE_DBUS_SERVICE))

-#define PANEL_DBUS_SERVICE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), PANEL_TYPE_DBUS_SERVICE, PanelDBusServiceClass))

-

-typedef struct _PanelDBusService PanelDBusService;

-typedef struct _PanelDBusServiceClass PanelDBusServiceClass;

-typedef struct _PanelDBusServicePrivate PanelDBusServicePrivate;

-

-struct _PanelDBusService {

- GObject parent;

-

- /*< private > */

- PanelDBusServicePrivate *priv;

-};

-

-struct _PanelDBusServiceClass {

- GObjectClass parent_class;

-};

-

-GType panel_dbus_service_get_type (void);

-

-void panel_dbus_service_define_service (PanelDBusService *service,

- const char *name,

- const char *path,

- const char *interface);

-

-gboolean panel_dbus_service_ensure_connection (PanelDBusService *service,

- GError **error);

-

-DBusGProxy *panel_dbus_service_get_proxy (PanelDBusService *service);

-

-#ifdef __cplusplus

-}

-#endif

-

-#endif /* PANEL_DBUS_SERVICE_H */

-#include <dbus/dbus-glib.h>

-

-#include "panel-dbus-service.h"

-

-static GObject *panel_session_manager_constructor (GType type,

- guint n_construct_properties,

- GObjectConstructParam *construct_properties);

-G_DEFINE_TYPE (PanelSessionManager, panel_session_manager, PANEL_TYPE_DBUS_SERVICE);

- object_class->constructor = panel_session_manager_constructor;

-}

-

-static GObject *

-panel_session_manager_constructor (GType type,

- guint n_construct_properties,

- GObjectConstructParam *construct_properties)

-{

- GObject *obj;

- GError *error;

-

- obj = G_OBJECT_CLASS (panel_session_manager_parent_class)->constructor (

- type,

- n_construct_properties,

- construct_properties);

-

-

- panel_dbus_service_define_service (PANEL_DBUS_SERVICE (obj),

- "org.gnome.SessionManager",

- "/org/gnome/SessionManager",

- "org.gnome.SessionManager");

-

- error = NULL;

- if (!panel_dbus_service_ensure_connection (PANEL_DBUS_SERVICE (obj),

- &error)) {

- g_message ("Could not connect to session manager: %s",

- error->message);

-

- return obj;

- GError *error;

- DBusGProxy *proxy;

- error = NULL;

-

- if (!panel_dbus_service_ensure_connection (PANEL_DBUS_SERVICE (manager),

- &error)) {

- g_warning ("Could not connect to session manager: %s",

- error->message);

- g_error_free (error);

- return;

- }

-

- proxy = panel_dbus_service_get_proxy (PANEL_DBUS_SERVICE (manager));

-

- if (!dbus_g_proxy_call (proxy, "Logout", &error,

- G_TYPE_UINT, mode, G_TYPE_INVALID,

- G_TYPE_INVALID) &&

- error != NULL) {

- GError *error;

- DBusGProxy *proxy;

- error = NULL;

-

- if (!panel_dbus_service_ensure_connection (PANEL_DBUS_SERVICE (manager),

- &error)) {

- g_warning ("Could not connect to session manager: %s",

- error->message);

- g_error_free (error);

- return;

- }

-

- proxy = panel_dbus_service_get_proxy (PANEL_DBUS_SERVICE (manager));

-

- if (!dbus_g_proxy_call (proxy, "Shutdown", &error,

- G_TYPE_INVALID,

- G_TYPE_INVALID) &&

- error != NULL) {

- GError *error;

- DBusGProxy *proxy;

- error = NULL;

-

- if (!panel_dbus_service_ensure_connection (PANEL_DBUS_SERVICE (manager),

- &error)) {

- g_warning ("Could not connect to session manager: %s",

- error->message);

- g_error_free (error);

-

- return FALSE;

- }

-

- proxy = panel_dbus_service_get_proxy (PANEL_DBUS_SERVICE (manager));

-

- if (!dbus_g_proxy_call (proxy, "CanShutdown", &error,

- G_TYPE_INVALID, G_TYPE_BOOLEAN,

- &is_shutdown_available, G_TYPE_INVALID) &&

- error != NULL) {

-

-#include "panel-dbus-service.h"

-

-#ifdef __cplusplus

-extern "C" {

-#endif

-#define PANEL_SESSION_MANAGER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PANEL_TYPE_SESSION_MANAGER, PanelSessionManager))

-#define PANEL_SESSION_MANAGER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PANEL_TYPE_SESSION_MANAGER, PanelSessionManagerClass))

-#define PANEL_IS_SESSION_MANAGER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PANEL_TYPE_SESSION_MANAGER))

-#define PANEL_IS_SESSION_MANAGER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PANEL_TYPE_SESSION_MANAGER))

-#define PANEL_SESSION_MANAGER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), PANEL_TYPE_SESSION_MANAGER, PanelSessionManagerClass))

-

-typedef struct _PanelSessionManager PanelSessionManager;

-typedef struct _PanelSessionManagerClass PanelSessionManagerClass;

-

-struct _PanelSessionManager {

- PanelDBusService parent;

-};

-

-struct _PanelSessionManagerClass {

- PanelDBusServiceClass parent_class;

-};

-

-GType panel_session_manager_get_type (void);

-#ifdef __cplusplus

-}

-#endif