Index: chrome/browser/chromeos/input_method/input_method_switch_recorder.cc |
diff --git a/chrome/browser/chromeos/input_method/input_method_switch_recorder.cc b/chrome/browser/chromeos/input_method/input_method_switch_recorder.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..2b8fdf442a8ff458b3f5b8ba5c921136b5f0cff3 |
--- /dev/null |
+++ b/chrome/browser/chromeos/input_method/input_method_switch_recorder.cc |
@@ -0,0 +1,48 @@ |
+// Copyright (c) 2014 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/chromeos/input_method/input_method_switch_recorder.h" |
+ |
+#include "base/metrics/histogram_macros.h" |
+ |
+namespace { |
+ |
+chromeos::input_method::InputMethodSwitchRecorder* |
+ g_input_method_switch_recorder = NULL; |
+ |
+enum SwitchBy { |
+ // The values should not reordered or deleted and new entries should only be |
+ // added at the end (otherwise it will cause problems interpreting logs) |
+ SWITCH_BY_TRAY = 0, |
+ SWITCH_BY_ACCELERATOR = 1, |
+ NUM_SWITCH_BY = 2 |
+}; |
+ |
+} // namespace |
+ |
+namespace chromeos { |
+namespace input_method { |
+ |
+// static |
+InputMethodSwitchRecorder* InputMethodSwitchRecorder::Get() { |
+ if (!g_input_method_switch_recorder) |
+ g_input_method_switch_recorder = new InputMethodSwitchRecorder(); |
+ return g_input_method_switch_recorder; |
+} |
+ |
+InputMethodSwitchRecorder::InputMethodSwitchRecorder() { |
+} |
+ |
+InputMethodSwitchRecorder::~InputMethodSwitchRecorder() { |
+} |
+ |
+void InputMethodSwitchRecorder::RecordSwitch(bool by_tray_menu) { |
+ UMA_HISTOGRAM_ENUMERATION( |
+ "InputMethod.ImeSwitch", |
+ by_tray_menu ? SWITCH_BY_TRAY : SWITCH_BY_ACCELERATOR, NUM_SWITCH_BY); |
+} |
+ |
+} // namespace input_method |
+} // namespace chromeos |
+ |