Support focus highlight in Android window

chrome/browser/chromeos/arc/intent_helper/arc_settings_service.cc

 // Copyright 2015 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/arc/intent_helper/arc_settings_service.h"
 
 #include <string>
 
 #include "base/gtest_prod_util.h"
 #include "base/json/json_writer.h"
@@ skipping 100 matching lines @@
 
   // Stops listening for Chrome settings changes.
   void StopObservingSettingsChanges();
 
   // Retrieves Chrome's state for the settings that need to be synced on each
   // Android boot and send it to Android.
   void SyncRuntimeSettings() const;
   // Send settings that need to be synced only on Android first start to
   // Android.
   void SyncInitialSettings() const;
+  void SyncFocusHighlightEnabled() const;
   void SyncFontSize() const;
   void SyncLocale() const;
   void SyncProxySettings() const;
   void SyncReportingConsent() const;
   void SyncSpokenFeedbackEnabled() const;
   void SyncTimeZone() const;
   void SyncUse24HourClock() const;
   void SyncBackupEnabled() const;
   void SyncLocationServiceEnabled() const;
   void SyncAccessibilityVirtualKeyboardEnabled() const;
@@ skipping 47 matching lines @@
     arc_session_manager->RemoveObserver(this);
 
   if (bluetooth_adapter_)
     bluetooth_adapter_->RemoveObserver(this);
 }
 
 void ArcSettingsServiceImpl::StartObservingSettingsChanges() {
   Profile* profile = ProfileManager::GetActiveUserProfile();
   registrar_.Init(profile->GetPrefs());
 
+  // Keep these lines ordered lexicographically.
+  AddPrefToObserve(prefs::kAccessibilityFocusHighlightEnabled);
+  AddPrefToObserve(prefs::kAccessibilitySpokenFeedbackEnabled);
+  AddPrefToObserve(prefs::kAccessibilityVirtualKeyboardEnabled);
+  AddPrefToObserve(prefs::kArcBackupRestoreEnabled);
+  AddPrefToObserve(prefs::kUse24HourClock);
   AddPrefToObserve(prefs::kWebKitDefaultFixedFontSize);
   AddPrefToObserve(prefs::kWebKitDefaultFontSize);
   AddPrefToObserve(prefs::kWebKitMinimumFontSize);
-  AddPrefToObserve(prefs::kAccessibilitySpokenFeedbackEnabled);
-  AddPrefToObserve(prefs::kUse24HourClock);
-  AddPrefToObserve(prefs::kArcBackupRestoreEnabled);
   AddPrefToObserve(proxy_config::prefs::kProxy);
   AddPrefToObserve(onc::prefs::kDeviceOpenNetworkConfiguration);
   AddPrefToObserve(onc::prefs::kOpenNetworkConfiguration);
-  AddPrefToObserve(prefs::kAccessibilityVirtualKeyboardEnabled);
 
   reporting_consent_subscription_ = CrosSettings::Get()->AddSettingsObserver(
       chromeos::kStatsReportingPref,
       base::Bind(&ArcSettingsServiceImpl::SyncReportingConsent,
                  base::Unretained(this)));
 
   TimezoneSettings::GetInstance()->AddObserver(this);
 
   if (device::BluetoothAdapterFactory::IsBluetoothAdapterAvailable()) {
     device::BluetoothAdapterFactory::GetAdapter(
@@ skipping 12 matching lines @@
   bluetooth_adapter_->AddObserver(this);
 
   AdapterPoweredChanged(adapter.get(), adapter->IsPowered());
 }
 
 void ArcSettingsServiceImpl::OnArcInitialStart() {
   SyncInitialSettings();
 }
 
 void ArcSettingsServiceImpl::SyncRuntimeSettings() const {
+  // Keep these lines ordered lexicographically.
+  SyncAccessibilityVirtualKeyboardEnabled();
+  SyncFocusHighlightEnabled();
   SyncFontSize();
   SyncLocale();
   SyncProxySettings();
   SyncReportingConsent();
   SyncSpokenFeedbackEnabled();
   SyncTimeZone();
   SyncUse24HourClock();
-  SyncAccessibilityVirtualKeyboardEnabled();
 
   const PrefService* const prefs =
       ProfileManager::GetActiveUserProfile()->GetPrefs();
   if (prefs->IsManagedPreference(prefs::kArcBackupRestoreEnabled))
     SyncBackupEnabled();
   if (prefs->IsManagedPreference(prefs::kArcLocationServiceEnabled))
     SyncLocationServiceEnabled();
 }
 
 void ArcSettingsServiceImpl::SyncInitialSettings() const {
@@ skipping 18 matching lines @@
 void ArcSettingsServiceImpl::AdapterPoweredChanged(
     device::BluetoothAdapter* adapter,
     bool powered) {
   base::DictionaryValue extras;
   extras.SetBoolean("enable", powered);
   SendSettingsBroadcast("org.chromium.arc.intent_helper.SET_BLUETOOTH_STATE",
                         extras);
 }
 
 void ArcSettingsServiceImpl::OnPrefChanged(const std::string& pref_name) const {
-  if (pref_name == prefs::kAccessibilitySpokenFeedbackEnabled) {
+  if (pref_name == prefs::kAccessibilityFocusHighlightEnabled) {
+    SyncFocusHighlightEnabled();
+  } else if (pref_name == prefs::kAccessibilitySpokenFeedbackEnabled) {
     SyncSpokenFeedbackEnabled();
   } else if (pref_name == prefs::kWebKitDefaultFixedFontSize ||
              pref_name == prefs::kWebKitDefaultFontSize ||
              pref_name == prefs::kWebKitMinimumFontSize) {
     SyncFontSize();
   } else if (pref_name == prefs::kUse24HourClock) {
     SyncUse24HourClock();
   } else if (pref_name == proxy_config::prefs::kProxy) {
     SyncProxySettings();
   } else if (pref_name == onc::prefs::kDeviceOpenNetworkConfiguration ||
@@ skipping 48 matching lines @@
   DCHECK(pref);
   bool enabled = false;
   bool value_exists = pref->GetValue()->GetAsBoolean(&enabled);
   DCHECK(value_exists);
   base::DictionaryValue extras;
   extras.SetBoolean("enabled", enabled);
   extras.SetBoolean("managed", !pref->IsUserModifiable());
   SendSettingsBroadcast(action, extras);
 }
 
+void ArcSettingsServiceImpl::SyncFocusHighlightEnabled() const {
+  SendBoolPrefSettingsBroadcast(
+      prefs::kAccessibilityFocusHighlightEnabled,
+      "org.chromium.arc.intent_helper.SET_FOCUS_HIGHLIGHT_ENABLED");
+}
+
 void ArcSettingsServiceImpl::SyncSpokenFeedbackEnabled() const {
   SendBoolPrefSettingsBroadcast(
       prefs::kAccessibilitySpokenFeedbackEnabled,
       "org.chromium.arc.intent_helper.SET_SPOKEN_FEEDBACK_ENABLED");
 }
 
 void ArcSettingsServiceImpl::SyncLocale() const {
   const PrefService::Preference* pref =
       registrar_.prefs()->FindPreference(prefs::kApplicationLocale);
   DCHECK(pref);
@@ skipping 147 matching lines @@
 
 void ArcSettingsService::OnInstanceReady() {
   impl_.reset(new ArcSettingsServiceImpl(arc_bridge_service()));
 }
 
 void ArcSettingsService::OnInstanceClosed() {
   impl_.reset();
 }
 
 }  // namespace arc