1/* 2 * Copyright (C) 2011 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#include "config.h" 32#include "bindings/core/v8/V8TrackEvent.h" 33 34#include "bindings/core/v8/V8AudioTrack.h" 35#include "bindings/core/v8/V8TextTrack.h" 36#include "bindings/core/v8/V8VideoTrack.h" 37#include "core/html/track/TrackBase.h" 38#include "core/html/track/TrackEvent.h" 39 40namespace blink { 41 42void V8TrackEvent::trackAttributeGetterCustom(const v8::PropertyCallbackInfo<v8::Value>& info) 43{ 44 TrackEvent* trackEvent = V8TrackEvent::toImpl(info.Holder()); 45 TrackBase* track = trackEvent->track(); 46 47 if (!track) { 48 v8SetReturnValueNull(info); 49 return; 50 } 51 52 switch (track->type()) { 53 case TrackBase::TextTrack: 54 v8SetReturnValueFast(info, toTextTrack(track), trackEvent); 55 return; 56 57 case TrackBase::AudioTrack: 58 v8SetReturnValueFast(info, toAudioTrack(track), trackEvent); 59 return; 60 61 case TrackBase::VideoTrack: 62 v8SetReturnValueFast(info, toVideoTrack(track), trackEvent); 63 return; 64 } 65 66 v8SetReturnValueNull(info); 67} 68 69} // namespace blink 70