From 060bc69d8bdfe9860a71109ecf92810beb99f4da Mon Sep 17 00:00:00 2001
From: Charles Kerr <charles.kerr@canonical.com>
Date: Tue, 17 Dec 2013 21:59:43 -0600
Subject: add clock + tests

---
 src/clock.cpp | 98 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 src/clock.cpp

(limited to 'src/clock.cpp')

diff --git a/src/clock.cpp b/src/clock.cpp
new file mode 100644
index 0000000..4a75ceb
--- /dev/null
+++ b/src/clock.cpp
@@ -0,0 +1,98 @@
+/*
+ * 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
-- 
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