| // Copyright 2018 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 "ui/views/accessibility/ax_event_manager.h" |
| |
| #include "base/no_destructor.h" |
| #include "ui/views/accessibility/ax_event_observer.h" |
| |
| namespace views { |
| |
| AXEventManager::AXEventManager() = default; |
| |
| AXEventManager::~AXEventManager() = default; |
| |
| // static |
| AXEventManager* AXEventManager::Get() { |
| static base::NoDestructor<AXEventManager> instance; |
| return instance.get(); |
| } |
| |
| void AXEventManager::AddObserver(AXEventObserver* observer) { |
| observers_.AddObserver(observer); |
| } |
| |
| void AXEventManager::RemoveObserver(AXEventObserver* observer) { |
| observers_.RemoveObserver(observer); |
| } |
| |
| void AXEventManager::NotifyViewEvent(views::View* view, |
| ax::mojom::Event event_type) { |
| for (AXEventObserver& observer : observers_) |
| observer.OnViewEvent(view, event_type); |
| } |
| |
| } // namespace views |