1/*
2 * Copyright (C) 2012 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 APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25#ifndef UserMediaController_h
26#define UserMediaController_h
27
28#if ENABLE(MEDIA_STREAM)
29
30#include "Page.h"
31#include "UserMediaClient.h"
32#include "UserMediaRequest.h"
33
34namespace WebCore {
35
36class UserMediaController : public Supplement<Page> {
37public:
38    explicit UserMediaController(UserMediaClient*);
39    ~UserMediaController();
40
41    UserMediaClient* client() const { return m_client; }
42    void requestPermission(PassRefPtr<UserMediaRequest>);
43    void cancelRequest(UserMediaRequest*);
44
45    static const char* supplementName();
46    static UserMediaController* from(Page* page) { return static_cast<UserMediaController*>(Supplement<Page>::from(page, supplementName())); }
47
48private:
49    UserMediaClient* m_client;
50};
51
52inline void UserMediaController::requestPermission(PassRefPtr<UserMediaRequest> request)
53{
54    m_client->requestPermission(request);
55}
56
57inline void UserMediaController::cancelRequest(UserMediaRequest* request)
58{
59    m_client->cancelRequest(request);
60}
61
62} // namespace WebCore
63
64#endif // ENABLE(MEDIA_STREAM)
65
66#endif // UserMediaController_h
67