third_party/WebKit/Source/modules/battery/BatteryDispatcher.h

   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 BatteryDispatcher_h
   6 #define BatteryDispatcher_h
   7
   8 #include "core/frame/PlatformEventDispatcher.h"
   9 #include "modules/battery/BatteryManager.h"
  10 #include "modules/battery/BatteryStatus.h"
  11 #include "public/platform/WebBatteryStatusListener.h"
  12
  13 namespace blink {
  14
  15 class WebBatteryStatus;
  16
  17 class BatteryDispatcher final : public GarbageCollectedFinalized<BatteryDispatcher>, public PlatformEventDispatcher, public WebBatteryStatusListener {
  18     USING_GARBAGE_COLLECTED_MIXIN(BatteryDispatcher);
  19 public:
  20     static BatteryDispatcher& instance();
  21     ~BatteryDispatcher() override;
  22
  23     BatteryStatus* latestData();
  24
  25     // Inherited from WebBatteryStatusListener.
  26     void updateBatteryStatus(const WebBatteryStatus&) override;
  27
  28     DECLARE_VIRTUAL_TRACE();
  29
  30 private:
  31     BatteryDispatcher();
  32
  33     // Inherited from PlatformEventDispatcher.
  34     void startListening() override;
  35     void stopListening() override;
  36
  37     Member<BatteryStatus> m_batteryStatus;
  38 };
  39
  40 } // namespace blink
  41
  42 #endif // BatteryDispatcher_h