1// Copyright (c) 2012 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 "chrome/browser/chromeos/extensions/media_player_event_router.h" 6 7#include "base/memory/singleton.h" 8#include "content/public/browser/browser_context.h" 9#include "extensions/browser/event_router.h" 10#include "extensions/browser/extension_system.h" 11 12namespace extensions { 13 14static void BroadcastEvent(content::BrowserContext* context, 15 const std::string& event_name) { 16 if (context && EventRouter::Get(context)) { 17 scoped_ptr<base::ListValue> args(new base::ListValue()); 18 scoped_ptr<extensions::Event> event(new extensions::Event( 19 event_name, args.Pass())); 20 EventRouter::Get(context)->BroadcastEvent(event.Pass()); 21 } 22} 23 24MediaPlayerEventRouter::MediaPlayerEventRouter(content::BrowserContext* context) 25 : browser_context_(context) {} 26 27MediaPlayerEventRouter::~MediaPlayerEventRouter() { 28} 29 30void MediaPlayerEventRouter::NotifyNextTrack() { 31 BroadcastEvent(browser_context_, "mediaPlayerPrivate.onNextTrack"); 32} 33 34void MediaPlayerEventRouter::NotifyPrevTrack() { 35 BroadcastEvent(browser_context_, "mediaPlayerPrivate.onPrevTrack"); 36} 37 38void MediaPlayerEventRouter::NotifyTogglePlayState() { 39 BroadcastEvent(browser_context_, "mediaPlayerPrivate.onTogglePlayState"); 40} 41 42} // namespace extensions 43