1 files changed, 40 insertions, 0 deletions
diff --git a/chromium/ash/system/chromeos/power/user_activity_notifier.h b/chromium/ash/system/chromeos/power/user_activity_notifier.h
new file mode 100644
index 00000000000..78b2c431144
--- /dev/null
+++ b/chromium/ash/system/chromeos/power/user_activity_notifier.h
@@ -0,0 +1,40 @@
+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef ASH_SYSTEM_CHROMEOS_POWER_USER_ACTIVITY_NOTIFIER_H_
+#define ASH_SYSTEM_CHROMEOS_POWER_USER_ACTIVITY_NOTIFIER_H_
+
+#include "ash/wm/user_activity_observer.h"
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "base/time/time.h"
+
+namespace ash {
+
+class UserActivityDetector;
+
+namespace internal {
+
+// Notifies the power manager when the user is active.
+class UserActivityNotifier : public UserActivityObserver {
+ public:
+  explicit UserActivityNotifier(UserActivityDetector* detector);
+  virtual ~UserActivityNotifier();
+
+  // UserActivityObserver implementation.
+  virtual void OnUserActivity(const ui::Event* event) OVERRIDE;
+
+ private:
+  UserActivityDetector* detector_;  // not owned
+
+  // Last time that the power manager was notified.
+  base::TimeTicks last_notify_time_;
+
+  DISALLOW_COPY_AND_ASSIGN(UserActivityNotifier);
+};
+
+}  // namespace internal
+}  // namespace ash
+
+#endif  // ASH_SYSTEM_CHROMEOS_POWER_USER_ACTIVITY_NOTIFIER_H_