1 files changed, 78 insertions, 0 deletions
diff --git a/xbmc/windowing/linux/OSScreenSaverFreedesktop.cpp b/xbmc/windowing/linux/OSScreenSaverFreedesktop.cpp
new file mode 100644
index 0000000..167930d
--- /dev/null
+++ b/xbmc/windowing/linux/OSScreenSaverFreedesktop.cpp
@@ -0,0 +1,78 @@
+/*
+ *  Copyright (C) 2017-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#include "OSScreenSaverFreedesktop.h"
+
+#include "CompileInfo.h"
+#include "guilib/LocalizeStrings.h"
+#include "utils/log.h"
+
+#include "platform/linux/DBusMessage.h"
+#include "platform/linux/DBusUtil.h"
+
+using namespace KODI::WINDOWING::LINUX;
+
+namespace
+{
+const std::string SCREENSAVER_OBJECT = "/org/freedesktop/ScreenSaver";
+const std::string SCREENSAVER_INTERFACE = "org.freedesktop.ScreenSaver";
+}
+
+bool COSScreenSaverFreedesktop::IsAvailable()
+{
+  // Test by making a call to a function without side-effects
+  CDBusMessage dummyMessage(SCREENSAVER_INTERFACE, SCREENSAVER_OBJECT, SCREENSAVER_INTERFACE, "GetActive");
+  CDBusError error;
+  dummyMessage.SendSession(error);
+  // We do not care whether GetActive() is actually supported, we're just checking for the name to be there
+  // (GNOME for example does not support GetActive)
+  return !error || error.Name() == DBUS_ERROR_NOT_SUPPORTED;
+}
+
+void COSScreenSaverFreedesktop::Inhibit()
+{
+  if (m_inhibited)
+  {
+    return;
+  }
+
+  CDBusMessage inhibitMessage(SCREENSAVER_INTERFACE, SCREENSAVER_OBJECT, SCREENSAVER_INTERFACE, "Inhibit");
+  inhibitMessage.AppendArguments(std::string(CCompileInfo::GetAppName()),
+                                 g_localizeStrings.Get(14086));
+  if (!inhibitMessage.SendSession())
+  {
+    // DBus call failed
+    CLog::Log(LOGERROR, "Inhibiting freedesktop screen saver failed");
+    return;
+  }
+
+  if (!inhibitMessage.GetReplyArguments(&m_cookie))
+  {
+    CLog::Log(LOGERROR, "Could not retrieve cookie from org.freedesktop.ScreenSaver Inhibit response");
+    return;
+  }
+
+  m_inhibited = true;
+}
+
+void COSScreenSaverFreedesktop::Uninhibit()
+{
+  if (!m_inhibited)
+  {
+    return;
+  }
+
+  CDBusMessage uninhibitMessage(SCREENSAVER_INTERFACE, SCREENSAVER_OBJECT, SCREENSAVER_INTERFACE, "UnInhibit");
+  uninhibitMessage.AppendArgument(m_cookie);
+  if (!uninhibitMessage.SendSession())
+  {
+    CLog::Log(LOGERROR, "Uninhibiting freedesktop screen saver failed");
+  }
+
+  m_inhibited = false;
+}