1 files changed, 137 insertions, 0 deletions
diff --git a/src/mm-sleep-monitor-upower.c b/src/mm-sleep-monitor-upower.c
new file mode 100644
index 00000000..37760fec
--- /dev/null
+++ b/src/mm-sleep-monitor-upower.c
@@ -0,0 +1,137 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * 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.
+ *
+ * (C) Copyright 2012 Red Hat, Inc.
+ * Author: Matthias Clasen <mclasen@redhat.com>
+ */
+
+#include "config.h"
+
+#include <errno.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <dbus/dbus-glib.h>
+#include <gio/gio.h>
+
+#include "mm-log.h"
+#include "mm-utils.h"
+#include "mm-sleep-monitor.h"
+
+#define UPOWER_DBUS_SERVICE "org.freedesktop.UPower"
+
+struct _MMSleepMonitor {
+    GObject parent_instance;
+
+    DBusGProxy *upower_proxy;
+};
+
+struct _MMSleepMonitorClass {
+    GObjectClass parent_class;
+
+    void (*sleeping) (MMSleepMonitor *monitor);
+    void (*resuming) (MMSleepMonitor *monitor);
+};
+
+
+enum {
+    SLEEPING,
+    RESUMING,
+    LAST_SIGNAL,
+};
+static guint signals[LAST_SIGNAL] = {0};
+
+G_DEFINE_TYPE (MMSleepMonitor, mm_sleep_monitor, G_TYPE_OBJECT);
+
+/********************************************************************/
+
+static void
+upower_sleeping_cb (DBusGProxy *proxy, gpointer user_data)
+{
+    mm_dbg ("[sleep-monitor] received UPower sleeping signal");
+    g_signal_emit (user_data, signals[SLEEPING], 0);
+}
+
+static void
+upower_resuming_cb (DBusGProxy *proxy, gpointer user_data)
+{
+    mm_dbg ("[sleep-monitor] received UPower resuming signal");
+    g_signal_emit (user_data, signals[RESUMING], 0);
+}
+
+static void
+mm_sleep_monitor_init (MMSleepMonitor *self)
+{
+    DBusGConnection *bus;
+
+    bus = mm_dbus_manager_get_connection (mm_dbus_manager_get ());
+    self->upower_proxy = dbus_g_proxy_new_for_name (bus,
+                                                    UPOWER_DBUS_SERVICE,
+                                                    "/org/freedesktop/UPower",
+                                                    "org.freedesktop.UPower");
+    if (self->upower_proxy) {
+        dbus_g_proxy_add_signal (self->upower_proxy, "Sleeping", G_TYPE_INVALID);
+        dbus_g_proxy_connect_signal (self->upower_proxy, "Sleeping",
+                                     G_CALLBACK (upower_sleeping_cb),
+                                     self, NULL);
+
+        dbus_g_proxy_add_signal (self->upower_proxy, "Resuming", G_TYPE_INVALID);
+        dbus_g_proxy_connect_signal (self->upower_proxy, "Resuming",
+                                     G_CALLBACK (upower_resuming_cb),
+                                     self, NULL);
+    } else
+        mm_warn ("could not initialize UPower D-Bus proxy");
+}
+
+static void
+finalize (GObject *object)
+{
+    MMSleepMonitor *self = MM_SLEEP_MONITOR (object);
+
+    if (self->upower_proxy)
+        g_object_unref (self->upower_proxy);
+
+    if (G_OBJECT_CLASS (mm_sleep_monitor_parent_class)->finalize != NULL)
+        G_OBJECT_CLASS (mm_sleep_monitor_parent_class)->finalize (object);
+}
+
+static void
+mm_sleep_monitor_class_init (MMSleepMonitorClass *klass)
+{
+    GObjectClass *gobject_class;
+
+    gobject_class = G_OBJECT_CLASS (klass);
+
+    gobject_class->finalize = finalize;
+
+    signals[SLEEPING] = g_signal_new (MM_SLEEP_MONITOR_SLEEPING,
+                                      MM_TYPE_SLEEP_MONITOR,
+                                      G_SIGNAL_RUN_LAST,
+                                      G_STRUCT_OFFSET (MMSleepMonitorClass, sleeping),
+                                      NULL,                   /* accumulator      */
+                                      NULL,                   /* accumulator data */
+                                      g_cclosure_marshal_VOID__VOID,
+                                      G_TYPE_NONE, 0);
+    signals[RESUMING] = g_signal_new (MM_SLEEP_MONITOR_RESUMING,
+                                      MM_TYPE_SLEEP_MONITOR,
+                                      G_SIGNAL_RUN_LAST,
+                                      G_STRUCT_OFFSET (MMSleepMonitorClass, resuming),
+                                      NULL,                   /* accumulator      */
+                                      NULL,                   /* accumulator data */
+                                      g_cclosure_marshal_VOID__VOID,
+                                      G_TYPE_NONE, 0);
+}
+
+MM_DEFINE_SINGLETON_GETTER (MMSleepMonitor, mm_sleep_monitor_get, MM_TYPE_SLEEP_MONITOR);