/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
*
* Copyright (C) 2012 Red Hat, Inc.
*
* 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, 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, see .
*/
#include "config.h"
#include
#include
#include "gsm-system.h"
#include "gsm-systemd.h"
#ifdef HAVE_CONSOLEKIT
#include "gsm-consolekit.h"
#endif
enum {
REQUEST_COMPLETED,
SHUTDOWN_PREPARED,
LAST_SIGNAL
};
enum {
PROP_0,
PROP_ACTIVE
};
static guint signals[LAST_SIGNAL] = { 0 };
G_DEFINE_INTERFACE (GsmSystem, gsm_system, G_TYPE_OBJECT)
static void
gsm_system_default_init (GsmSystemInterface *iface)
{
GParamSpec *pspec;
signals [REQUEST_COMPLETED] =
g_signal_new ("request-completed",
GSM_TYPE_SYSTEM,
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GsmSystemInterface, request_completed),
NULL, NULL, NULL,
G_TYPE_NONE,
1, G_TYPE_POINTER);
signals[SHUTDOWN_PREPARED] =
g_signal_new ("shutdown-prepared",
GSM_TYPE_SYSTEM,
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GsmSystemInterface, shutdown_prepared),
NULL, NULL, NULL,
G_TYPE_NONE,
1, G_TYPE_BOOLEAN);
pspec = g_param_spec_boolean ("active",
"Active",
"Whether or not session is active",
TRUE,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
g_object_interface_install_property (iface, pspec);
}
typedef GObject GsmSystemNull;
typedef GObjectClass GsmSystemNullClass;
static void do_nothing (void) { }
static gboolean return_true (void) { return TRUE; }
static gboolean return_false (void) { return TRUE; }
static void
gsm_system_null_init_iface (GsmSystemInterface *iface)
{
iface->can_switch_user = (void *) return_false;
iface->can_stop = (void *) return_false;
iface->can_restart = (void *) return_false;
iface->can_restart_to_firmware_setup = (void *) return_false;
iface->set_restart_to_firmware_setup = (void *) do_nothing;
iface->can_suspend = (void *) return_false;
iface->can_hibernate = (void *) return_false;
iface->attempt_stop = (void *) do_nothing;
iface->attempt_restart = (void *) do_nothing;
iface->suspend = (void *) do_nothing;
iface->hibernate = (void *) do_nothing;
iface->set_session_idle = (void *) do_nothing;
iface->is_login_session = (void *) return_true;
iface->set_inhibitors = (void *) do_nothing;
iface->prepare_shutdown = (void *) do_nothing;
iface->complete_shutdown = (void *) do_nothing;
iface->is_last_session_for_user = (void *) return_false;
}
static void
gsm_system_null_init (GsmSystemNull *gsn)
{
}
static void
gsm_system_null_get_property (GObject *object, guint prop_id,
GValue *value, GParamSpec *pspec)
{
g_value_set_boolean (value, TRUE);
}
static void
gsm_system_null_class_init (GsmSystemNullClass *class)
{
class->get_property = gsm_system_null_get_property;
class->set_property = (void *) do_nothing;
g_object_class_override_property (class, 1, "active");
}
static GType gsm_system_null_get_type (void);
G_DEFINE_TYPE_WITH_CODE (GsmSystemNull, gsm_system_null, G_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE (GSM_TYPE_SYSTEM, gsm_system_null_init_iface))
GQuark
gsm_system_error_quark (void)
{
static GQuark error_quark = 0;
if (error_quark == 0) {
error_quark = g_quark_from_static_string ("gsm-system-error");
}
return error_quark;
}
gboolean
gsm_system_can_switch_user (GsmSystem *system)
{
return GSM_SYSTEM_GET_IFACE (system)->can_switch_user (system);
}
gboolean
gsm_system_can_stop (GsmSystem *system)
{
return GSM_SYSTEM_GET_IFACE (system)->can_stop (system);
}
gboolean
gsm_system_can_restart (GsmSystem *system)
{
return GSM_SYSTEM_GET_IFACE (system)->can_restart (system);
}
gboolean
gsm_system_can_restart_to_firmware_setup (GsmSystem *system)
{
return GSM_SYSTEM_GET_IFACE (system)->can_restart_to_firmware_setup (system);
}
void
gsm_system_set_restart_to_firmware_setup (GsmSystem *system,
gboolean enable)
{
GSM_SYSTEM_GET_IFACE (system)->set_restart_to_firmware_setup (system, enable);
}
gboolean
gsm_system_can_suspend (GsmSystem *system)
{
return GSM_SYSTEM_GET_IFACE (system)->can_suspend (system);
}
gboolean
gsm_system_can_hibernate (GsmSystem *system)
{
return GSM_SYSTEM_GET_IFACE (system)->can_hibernate (system);
}
void
gsm_system_attempt_stop (GsmSystem *system)
{
GSM_SYSTEM_GET_IFACE (system)->attempt_stop (system);
}
void
gsm_system_attempt_restart (GsmSystem *system)
{
GSM_SYSTEM_GET_IFACE (system)->attempt_restart (system);
}
void
gsm_system_suspend (GsmSystem *system)
{
GSM_SYSTEM_GET_IFACE (system)->suspend (system);
}
void
gsm_system_hibernate (GsmSystem *system)
{
GSM_SYSTEM_GET_IFACE (system)->hibernate (system);
}
void
gsm_system_set_session_idle (GsmSystem *system,
gboolean is_idle)
{
GSM_SYSTEM_GET_IFACE (system)->set_session_idle (system, is_idle);
}
void
gsm_system_set_inhibitors (GsmSystem *system,
GsmInhibitorFlag flags)
{
GSM_SYSTEM_GET_IFACE (system)->set_inhibitors (system, flags);
}
gboolean
gsm_system_is_login_session (GsmSystem *system)
{
return GSM_SYSTEM_GET_IFACE (system)->is_login_session (system);
}
gboolean
gsm_system_is_last_session_for_user (GsmSystem *system)
{
return GSM_SYSTEM_GET_IFACE (system)->is_last_session_for_user (system);
}
/**
* gsm_system_is_active:
*
* Returns: %TRUE if the current session is in the foreground
* Since: 3.8
*/
gboolean
gsm_system_is_active (GsmSystem *system)
{
gboolean is_active;
g_object_get ((GObject*)system, "active", &is_active, NULL);
return is_active;
}
void
gsm_system_prepare_shutdown (GsmSystem *system,
gboolean restart)
{
GSM_SYSTEM_GET_IFACE (system)->prepare_shutdown (system, restart);
}
void
gsm_system_complete_shutdown (GsmSystem *system)
{
GSM_SYSTEM_GET_IFACE (system)->complete_shutdown (system);
}
GsmSystem *
gsm_get_system (void)
{
static GsmSystem *system = NULL;
if (system == NULL) {
system = GSM_SYSTEM (gsm_systemd_new ());
if (system != NULL) {
g_debug ("Using systemd for session tracking");
}
}
#ifdef HAVE_CONSOLEKIT
if (system == NULL) {
system = GSM_SYSTEM (gsm_consolekit_new ());
if (system != NULL) {
g_debug ("Using ConsoleKit for session tracking");
}
}
#endif
if (system == NULL) {
system = g_object_new (gsm_system_null_get_type (), NULL);
g_warning ("Using null backend for session tracking");
}
return g_object_ref (system);
}