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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 #include "battery_status_dispatcher.h"
      6 
      7 #include "content/common/battery_status_messages.h"
      8 #include "content/renderer/render_thread_impl.h"
      9 #include "third_party/WebKit/public/platform/WebBatteryStatusListener.h"
     10 
     11 namespace content {
     12 
     13 BatteryStatusDispatcher::BatteryStatusDispatcher(RenderThread* thread)
     14     : PlatformEventObserver<blink::WebBatteryStatusListener>(thread) {
     15 }
     16 
     17 BatteryStatusDispatcher::~BatteryStatusDispatcher() {
     18 }
     19 
     20 bool BatteryStatusDispatcher::OnControlMessageReceived(
     21     const IPC::Message& message) {
     22   bool handled = true;
     23   IPC_BEGIN_MESSAGE_MAP(BatteryStatusDispatcher, message)
     24     IPC_MESSAGE_HANDLER(BatteryStatusMsg_DidChange, OnDidChange)
     25     IPC_MESSAGE_UNHANDLED(handled = false)
     26   IPC_END_MESSAGE_MAP()
     27   return handled;
     28 }
     29 
     30 void BatteryStatusDispatcher::SendStartMessage() {
     31   RenderThread::Get()->Send(new BatteryStatusHostMsg_Start());
     32 }
     33 
     34 void BatteryStatusDispatcher::SendStopMessage() {
     35   RenderThread::Get()->Send(new BatteryStatusHostMsg_Stop());
     36 }
     37 
     38 void BatteryStatusDispatcher::OnDidChange(
     39     const blink::WebBatteryStatus& status) {
     40   if (listener())
     41     listener()->updateBatteryStatus(status);
     42 }
     43 
     44 void BatteryStatusDispatcher::SendFakeDataForTesting(void* fake_data) {
     45   OnDidChange(*static_cast<blink::WebBatteryStatus*>(fake_data));
     46 }
     47 
     48 }  // namespace content
     49