1/*
2 * Copyright (C) 2013 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
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY GOOGLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL GOOGLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "modules/mediastream/MediaStreamTrackSourcesRequestImpl.h"
28
29#include "core/dom/CrossThreadTask.h"
30#include "core/dom/ExecutionContext.h"
31#include "modules/mediastream/MediaStreamTrackSourcesCallback.h"
32#include "platform/weborigin/SecurityOrigin.h"
33#include "public/platform/WebSourceInfo.h"
34#include "wtf/Functional.h"
35#include "wtf/PassOwnPtr.h"
36
37namespace blink {
38
39MediaStreamTrackSourcesRequestImpl* MediaStreamTrackSourcesRequestImpl::create(ExecutionContext& context, MediaStreamTrackSourcesCallback* callback)
40{
41    return new MediaStreamTrackSourcesRequestImpl(context, callback);
42}
43
44MediaStreamTrackSourcesRequestImpl::MediaStreamTrackSourcesRequestImpl(ExecutionContext& context, MediaStreamTrackSourcesCallback* callback)
45    : m_callback(callback)
46    , m_executionContext(&context)
47{
48}
49
50MediaStreamTrackSourcesRequestImpl::~MediaStreamTrackSourcesRequestImpl()
51{
52}
53
54String MediaStreamTrackSourcesRequestImpl::origin()
55{
56    return m_executionContext->securityOrigin()->toString();
57}
58
59void MediaStreamTrackSourcesRequestImpl::requestSucceeded(const WebVector<WebSourceInfo>& webSourceInfos)
60{
61    ASSERT(m_callback);
62
63    for (size_t i = 0; i < webSourceInfos.size(); ++i)
64        m_sourceInfos.append(SourceInfo::create(webSourceInfos[i]));
65    m_executionContext->postTask(createCrossThreadTask(&MediaStreamTrackSourcesRequestImpl::performCallback, this));
66}
67
68void MediaStreamTrackSourcesRequestImpl::performCallback()
69{
70    m_callback->handleEvent(m_sourceInfos);
71    m_callback.clear();
72}
73
74void MediaStreamTrackSourcesRequestImpl::trace(Visitor* visitor)
75{
76    visitor->trace(m_callback);
77    visitor->trace(m_executionContext);
78    visitor->trace(m_sourceInfos);
79    MediaStreamTrackSourcesRequest::trace(visitor);
80}
81
82} // namespace blink
83