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-rw-r--r--src/clock.cpp98
1 files changed, 98 insertions, 0 deletions
diff --git a/src/clock.cpp b/src/clock.cpp
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+++ b/src/clock.cpp
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+/*
+ * Copyright 2013 Canonical Ltd.
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 3, as published
+ * by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranties of
+ * MERCHANTABILITY, SATISFACTORY QUALITY, 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 <http://www.gnu.org/licenses/>.
+ *
+ * Authors:
+ * Charles Kerr <charles.kerr@canonical.com>
+ */
+
+#include <datetime/clock.h>
+
+#include <glib.h>
+#include <gio/gio.h>
+
+namespace unity {
+namespace indicator {
+namespace datetime {
+
+/***
+****
+***/
+
+Clock::Clock():
+ cancellable_(g_cancellable_new())
+{
+ g_bus_get(G_BUS_TYPE_SYSTEM, cancellable_, onSystemBusReady, this);
+
+ timezones.changed().connect([this](const std::set<std::string>& timezones){
+ g_message ("timezones changed... new count is %d", (int)timezones.size());
+ skewDetected();
+ });
+}
+
+Clock::~Clock()
+{
+ g_cancellable_cancel(cancellable_);
+ g_clear_object(&cancellable_);
+
+ if (sleep_subscription_id_)
+ g_dbus_connection_signal_unsubscribe(system_bus_ , sleep_subscription_id_);
+
+ g_clear_object(&system_bus_);
+}
+
+void
+Clock::onSystemBusReady(GObject*, GAsyncResult * res, gpointer gself)
+{
+ GDBusConnection * system_bus;
+
+ if ((system_bus = g_bus_get_finish(res, nullptr)))
+ {
+ auto self = static_cast<Clock*>(gself);
+
+ self->system_bus_ = system_bus;
+
+ self->sleep_subscription_id_ = g_dbus_connection_signal_subscribe(
+ system_bus,
+ nullptr,
+ "org.freedesktop.login1.Manager", // interface
+ "PrepareForSleep", // signal name
+ "/org/freedesktop/login1", // object path
+ nullptr, // arg0
+ G_DBUS_SIGNAL_FLAGS_NONE,
+ onPrepareForSleep,
+ self,
+ nullptr);
+ }
+}
+
+void
+Clock::onPrepareForSleep(GDBusConnection * connection G_GNUC_UNUSED,
+ const gchar * sender_name G_GNUC_UNUSED,
+ const gchar * object_path G_GNUC_UNUSED,
+ const gchar * interface_name G_GNUC_UNUSED,
+ const gchar * signal_name G_GNUC_UNUSED,
+ GVariant * parameters G_GNUC_UNUSED,
+ gpointer gself)
+{
+ static_cast<Clock*>(gself)->skewDetected();
+}
+
+/***
+****
+***/
+
+} // namespace datetime
+} // namespace indicator
+} // namespace unity