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#ifndef WebUserMediaRequest_h
32#define WebUserMediaRequest_h
33
34#include "WebSecurityOrigin.h"
35#include "public/platform/WebCommon.h"
36#include "public/platform/WebPrivatePtr.h"
37#include "public/platform/WebString.h"
38
39namespace blink {
40
41class UserMediaRequest;
42class WebDocument;
43class WebMediaConstraints;
44class WebMediaStream;
45class WebMediaStreamSource;
46template <typename T> class WebVector;
47
48class WebUserMediaRequest {
49public:
50    WebUserMediaRequest() { }
51    WebUserMediaRequest(const WebUserMediaRequest& request) { assign(request); }
52    ~WebUserMediaRequest() { reset(); }
53
54    WebUserMediaRequest& operator=(const WebUserMediaRequest& other)
55    {
56        assign(other);
57        return *this;
58    }
59
60    BLINK_EXPORT void reset();
61    bool isNull() const { return m_private.isNull(); }
62    BLINK_EXPORT bool equals(const WebUserMediaRequest&) const;
63    BLINK_EXPORT void assign(const WebUserMediaRequest&);
64
65    BLINK_EXPORT bool audio() const;
66    BLINK_EXPORT bool video() const;
67    BLINK_EXPORT WebMediaConstraints audioConstraints() const;
68    BLINK_EXPORT WebMediaConstraints videoConstraints() const;
69
70    BLINK_EXPORT WebSecurityOrigin securityOrigin() const;
71    BLINK_EXPORT WebDocument ownerDocument() const;
72
73    BLINK_EXPORT void requestSucceeded(const WebMediaStream&);
74
75    BLINK_EXPORT void requestDenied(const WebString& description = WebString());
76    BLINK_EXPORT void requestFailedConstraint(const WebString& constraintName, const WebString& description = WebString());
77    BLINK_EXPORT void requestFailedUASpecific(const WebString& name, const WebString& constraintName = WebString(), const WebString& description = WebString());
78
79    // DEPRECATED
80    BLINK_EXPORT void requestFailed(const WebString& description = WebString()) { requestDenied(description); }
81
82#if BLINK_IMPLEMENTATION
83    WebUserMediaRequest(UserMediaRequest*);
84    operator UserMediaRequest*() const;
85#endif
86
87private:
88    WebPrivatePtr<UserMediaRequest> m_private;
89};
90
91inline bool operator==(const WebUserMediaRequest& a, const WebUserMediaRequest& b)
92{
93    return a.equals(b);
94}
95
96} // namespace blink
97
98#endif // WebUserMediaRequest_h
99