ChromeOS Mouse settings.

chrome/browser/chromeos/preferences.cc

 // Copyright (c) 2011 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/preferences.h"
 
 #include "base/command_line.h"
 #include "base/i18n/time_formatting.h"
 #include "base/metrics/histogram.h"
 #include "base/string_split.h"
@@ skipping 26 matching lines @@
 Preferences::~Preferences() {}
 
 // static
 void Preferences::RegisterUserPrefs(PrefService* prefs) {
   input_method::InputMethodManager* manager =
       input_method::InputMethodManager::GetInstance();
 
   prefs->RegisterBooleanPref(prefs::kTapToClickEnabled,
                              false,
                              PrefService::SYNCABLE_PREF);
+  prefs->RegisterBooleanPref(prefs::kPrimaryMouseButtonLeft,
+                             true,
+                             PrefService::SYNCABLE_PREF);
   prefs->RegisterBooleanPref(prefs::kLabsMediaplayerEnabled,
                              false,
                              PrefService::UNSYNCABLE_PREF);
   prefs->RegisterBooleanPref(prefs::kLabsAdvancedFilesystemEnabled,
                              false,
                              PrefService::UNSYNCABLE_PREF);
   // Check if the accessibility pref is already registered, which can happen
   // in WizardController::RegisterPrefs. We still want to try to register
   // the pref here in case of Chrome/Linux with ChromeOS=1.
   if (prefs->FindPreference(prefs::kSpokenFeedbackEnabled) == NULL) {
@@ skipping 144 matching lines @@
   prefs->RegisterStringPref(prefs::kOAuth1Secret,
                             "",
                             PrefService::UNSYNCABLE_PREF);
 }
 
 void Preferences::Init(PrefService* prefs) {
   tap_to_click_enabled_.Init(prefs::kTapToClickEnabled, prefs, this);
   accessibility_enabled_.Init(prefs::kSpokenFeedbackEnabled, prefs, this);
   sensitivity_.Init(prefs::kTouchpadSensitivity, prefs, this);
   use_24hour_clock_.Init(prefs::kUse24HourClock, prefs, this);
+  primary_mouse_button_left_.Init(prefs::kPrimaryMouseButtonLeft, prefs, this);
   language_hotkey_next_engine_in_menu_.Init(
       prefs::kLanguageHotkeyNextEngineInMenu, prefs, this);
   language_hotkey_previous_engine_.Init(
       prefs::kLanguageHotkeyPreviousEngine, prefs, this);
   language_preferred_languages_.Init(prefs::kLanguagePreferredLanguages,
                                      prefs, this);
   language_preload_engines_.Init(prefs::kLanguagePreloadEngines, prefs, this);
   for (size_t i = 0; i < language_prefs::kNumChewingBooleanPrefs; ++i) {
     language_chewing_boolean_prefs_[i].Init(
         language_prefs::kChewingBooleanPrefs[i].pref_name, prefs, this);
@@ skipping 81 matching lines @@
     int sensitivity = sensitivity_.GetValue();
     system::touchpad_settings::SetSensitivity(sensitivity);
     if (pref_name) {
       UMA_HISTOGRAM_CUSTOM_COUNTS(
           "Touchpad.Sensitivity.Changed", sensitivity, 1, 5, 5);
     } else {
       UMA_HISTOGRAM_CUSTOM_COUNTS(
           "Touchpad.Sensitivity.Started", sensitivity, 1, 5, 5);
     }
   }
+  if (!pref_name || *pref_name == prefs::kPrimaryMouseButtonLeft) {
+    const bool left = primary_mouse_button_left_.GetValue();
+    system::mouse_settings::SetPrimaryButtonLeft(left);
+    if (pref_name)
+      UMA_HISTOGRAM_BOOLEAN("Mouse.PrimaryButtonLeft.Changed", left);
+    else
+      UMA_HISTOGRAM_BOOLEAN("Mouse.PrimaryButtonLeft.Started", left);
+  }
 
   // We don't handle prefs::kLanguageCurrentInputMethod and PreviousInputMethod
   // here.
 
   if (!pref_name || *pref_name == prefs::kLanguageHotkeyNextEngineInMenu) {
     SetLanguageConfigStringListAsCSV(
         language_prefs::kHotKeySectionName,
         language_prefs::kNextEngineInMenuConfigName,
         language_hotkey_next_engine_in_menu_.GetValue());
   }
@@ skipping 263 matching lines @@
 
   // Remove invalid prefs.
   DictionaryPrefUpdate updater(prefs, prefs::kLanguagePreferredVirtualKeyboard);
   DictionaryValue* pref_value = updater.Get();
   for (size_t i = 0; i < layouts_to_remove.size(); ++i) {
     pref_value->RemoveWithoutPathExpansion(layouts_to_remove[i], NULL);
   }
 }
 
 }  // namespace chromeos