1 files changed, 16 insertions, 0 deletions
diff --git a/chrome/browser/idle_mac.cc b/chrome/browser/idle_mac.cc
new file mode 100644
index 0000000..383e4c7
--- /dev/null
+++ b/chrome/browser/idle_mac.cc
@@ -0,0 +1,16 @@
+// Copyright (c) 2009 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.
+
+#include "chrome/browser/idle.h"
+
+#include <CoreGraphics/CGEventSource.h>
+
+IdleState CalculateIdleState(unsigned int idle_threshold) {
+  unsigned int idle_time = CGEventSourceSecondsSinceLastEventType(
+     kCGEventSourceStateCombinedSessionState,
+     kCGAnyInputEventType);
+  if (idle_time >= idle_threshold)
+    return IDLE_STATE_IDLE;
+  return IDLE_STATE_ACTIVE;
+}