1 | /* |
2 | * Copyright (C) 2016 Apple 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. ``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 APPLE 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 | |
27 | #pragma once |
28 | |
29 | #if ENABLE(MEDIA_STREAM) |
30 | |
31 | #include "ActiveDOMObject.h" |
32 | #include <wtf/Function.h> |
33 | #include <wtf/text/WTFString.h> |
34 | |
35 | namespace WebCore { |
36 | |
37 | class CaptureDevice; |
38 | class Document; |
39 | class SecurityOrigin; |
40 | |
41 | class MediaDevicesEnumerationRequest final : public ContextDestructionObserver, public RefCounted<MediaDevicesEnumerationRequest> { |
42 | public: |
43 | using CompletionHandler = WTF::Function<void(const Vector<CaptureDevice>&, const String& deviceIdentifierHashSalt, bool originHasPersistentAccess)>; |
44 | |
45 | static Ref<MediaDevicesEnumerationRequest> create(Document&, CompletionHandler&&); |
46 | |
47 | virtual ~MediaDevicesEnumerationRequest(); |
48 | |
49 | void start(); |
50 | void cancel(); |
51 | |
52 | bool wasCanceled() const { return !m_completionHandler; } |
53 | |
54 | WEBCORE_EXPORT void setDeviceInfo(const Vector<CaptureDevice>&, const String& deviceIdentifierHashSalt, bool originHasPersistentAccess); |
55 | |
56 | WEBCORE_EXPORT SecurityOrigin* userMediaDocumentOrigin() const; |
57 | WEBCORE_EXPORT SecurityOrigin* topLevelDocumentOrigin() const; |
58 | |
59 | private: |
60 | MediaDevicesEnumerationRequest(ScriptExecutionContext&, CompletionHandler&&); |
61 | |
62 | // ContextDestructionObserver |
63 | void contextDestroyed() final; |
64 | |
65 | CompletionHandler m_completionHandler; |
66 | }; |
67 | |
68 | } // namespace WebCore |
69 | |
70 | #endif // ENABLE(MEDIA_STREAM) |
71 | |