| // Copyright 2016 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. |
| |
| #ifndef UI_ARC_NOTIFICATION_ARC_NOTIFICATION_SURFACE_MANAGER_ |
| #define UI_ARC_NOTIFICATION_ARC_NOTIFICATION_SURFACE_MANAGER_ |
| |
| #include <map> |
| #include <string> |
| |
| #include "base/macros.h" |
| #include "base/observer_list.h" |
| #include "components/exo/notification_surface_manager.h" |
| |
| namespace arc { |
| |
| // Keeps track of NotificationSurface. |
| class ArcNotificationSurfaceManager : public exo::NotificationSurfaceManager { |
| public: |
| class Observer { |
| public: |
| // Invoked when a notification surface is added to the registry. |
| virtual void OnNotificationSurfaceAdded( |
| exo::NotificationSurface* surface) = 0; |
| |
| // Invoked when a notification surface is removed from the registry. |
| virtual void OnNotificationSurfaceRemoved( |
| exo::NotificationSurface* surface) = 0; |
| |
| protected: |
| virtual ~Observer() = default; |
| }; |
| |
| ArcNotificationSurfaceManager(); |
| ~ArcNotificationSurfaceManager() override; |
| |
| static ArcNotificationSurfaceManager* Get(); |
| |
| // exo::NotificationSurfaceManager: |
| exo::NotificationSurface* GetSurface( |
| const std::string& notification_id) const override; |
| void AddSurface(exo::NotificationSurface* surface) override; |
| void RemoveSurface(exo::NotificationSurface* surface) override; |
| |
| void AddObserver(Observer* observer); |
| void RemoveObserver(Observer* observer); |
| |
| private: |
| using NotificationSurfaceMap = |
| std::map<std::string, exo::NotificationSurface*>; |
| NotificationSurfaceMap notification_surface_map_; |
| |
| base::ObserverList<Observer> observers_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ArcNotificationSurfaceManager); |
| }; |
| |
| } // namespace arc |
| |
| #endif // UI_ARC_NOTIFICATION_ARC_NOTIFICATION_SURFACE_MANAGER_ |