Index: chrome/browser/accessibility/accessibility_notifier.cc |
diff --git a/chrome/browser/accessibility/accessibility_notifier.cc b/chrome/browser/accessibility/accessibility_notifier.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..a320e8d4b7628b3189aa03f1cc783c186e506152 |
--- /dev/null |
+++ b/chrome/browser/accessibility/accessibility_notifier.cc |
@@ -0,0 +1,58 @@ |
+// 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/accessibility/accessibility_notifier.h" |
+ |
+#include "base/prefs/pref_service.h" |
+#include "chrome/browser/accessibility/animation_policy_prefs.h" |
+#include "chrome/browser/chrome_notification_types.h" |
+#include "chrome/browser/chromeos/profiles/profile_helper.h" |
+#include "chrome/browser/profiles/profile.h" |
+#include "chrome/common/pref_names.h" |
+#include "content/public/browser/browser_accessibility_state.h" |
+#include "content/public/browser/notification_details.h" |
+#include "content/public/browser/notification_service.h" |
+#include "content/public/browser/notification_source.h" |
+ |
+AccessibilityNotifier::AccessibilityNotifier(Profile* profile) |
+ : profile_(profile), animation_policy_(ANIMATION_POLICY_ALLOWED) { |
+ SetProfile(profile); |
+} |
+ |
+AccessibilityNotifier::~AccessibilityNotifier() { |
+} |
+ |
+void AccessibilityNotifier::Shutdown() { |
+ pref_change_registrar_.reset(); |
+} |
+ |
+void AccessibilityNotifier::SetProfile(Profile* profile) { |
+ pref_change_registrar_.reset(); |
+ if (profile) { |
+ profile_ = profile; |
+ pref_change_registrar_.reset(new PrefChangeRegistrar); |
+ pref_change_registrar_->Init(profile->GetPrefs()); |
+ pref_change_registrar_->Add( |
+ prefs::kAnimationPolicy, |
+ base::Bind(&AccessibilityNotifier::UpdateAnimationPolicyFromPref, |
+ base::Unretained(this))); |
+ } |
+} |
+ |
+void AccessibilityNotifier::UpdateAnimationPolicyFromPref() { |
+ PrefService* pref_service = profile_->GetPrefs(); |
+ std::string image_animation_policy = |
+ pref_service->GetString(prefs::kAnimationPolicy); |
+ AnimationPolicy animation_policy_from_prefs = ANIMATION_POLICY_ALLOWED; |
+ if (image_animation_policy == chrome::kAnimationPolicyOnce) |
+ animation_policy_from_prefs = ANIMATION_POLICY_ANIMATION_ONCE; |
+ else if (image_animation_policy == chrome::kAnimationPolicyNone) |
+ animation_policy_from_prefs = ANIMATION_POLICY_NO_ANIMATION; |
+ |
+ if (animation_policy_ == animation_policy_from_prefs) |
+ return; |
+ |
+ animation_policy_ = animation_policy_from_prefs; |
+ content::BrowserAccessibilityState::GetInstance()->UpdateAnimationPolicy(); |
+} |