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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef CONTENT_RENDERER_BATTERY_STATUS_BATTERY_STATUS_DISPATCHER_H_ |
| 6 #define CONTENT_RENDERER_BATTERY_STATUS_BATTERY_STATUS_DISPATCHER_H_ |
| 7 |
| 8 #include "content/public/renderer/render_process_observer.h" |
| 9 |
| 10 namespace blink { |
| 11 class WebBatteryStatus; |
| 12 class WebBatteryStatusListener; |
| 13 } |
| 14 |
| 15 namespace content { |
| 16 class RenderThread; |
| 17 |
| 18 class CONTENT_EXPORT BatteryStatusDispatcher : public RenderProcessObserver { |
| 19 public: |
| 20 explicit BatteryStatusDispatcher(RenderThread* thread); |
| 21 virtual ~BatteryStatusDispatcher(); |
| 22 |
| 23 // RenderProcessObserver method. |
| 24 virtual bool OnControlMessageReceived(const IPC::Message& message) OVERRIDE; |
| 25 |
| 26 // Sets the listener to receive battery status updates. Returns true if the |
| 27 // registration was successful. |
| 28 bool SetListener(blink::WebBatteryStatusListener* listener); |
| 29 |
| 30 protected: |
| 31 virtual bool Start(); |
| 32 virtual bool Stop(); |
| 33 |
| 34 private: |
| 35 void OnDidChange(const blink::WebBatteryStatus& status); |
| 36 |
| 37 blink::WebBatteryStatusListener* listener_; |
| 38 |
| 39 DISALLOW_COPY_AND_ASSIGN(BatteryStatusDispatcher); |
| 40 }; |
| 41 |
| 42 } // namespace content |
| 43 |
| 44 #endif // CONTENT_RENDERER_BATTERY_STATUS_BATTERY_STATUS_DISPATCHER_H_ |
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