content/renderer/battery_status/battery_status_dispatcher.cc

   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