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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 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 MIDIController_h | |
32 #define MIDIController_h | |
33 | |
34 #include "core/frame/LocalFrame.h" | |
35 #include "platform/heap/Handle.h" | |
36 #include <memory> | |
37 | |
38 namespace blink { | |
39 | |
40 class MIDIAccessInitializer; | |
41 class MIDIClient; | |
42 class MIDIOptions; | |
43 | |
44 class MIDIController final : public GarbageCollectedFinalized<MIDIController>, p
ublic Supplement<LocalFrame> { | |
45 USING_GARBAGE_COLLECTED_MIXIN(MIDIController); | |
46 public: | |
47 virtual ~MIDIController(); | |
48 | |
49 void requestPermission(MIDIAccessInitializer*, const MIDIOptions&); | |
50 void cancelPermissionRequest(MIDIAccessInitializer*); | |
51 | |
52 static MIDIController* create(std::unique_ptr<MIDIClient>); | |
53 static const char* supplementName(); | |
54 static MIDIController* from(LocalFrame* frame) { return static_cast<MIDICont
roller*>(Supplement<LocalFrame>::from(frame, supplementName())); } | |
55 | |
56 DEFINE_INLINE_VIRTUAL_TRACE() { Supplement<LocalFrame>::trace(visitor); } | |
57 | |
58 protected: | |
59 explicit MIDIController(std::unique_ptr<MIDIClient>); | |
60 | |
61 private: | |
62 std::unique_ptr<MIDIClient> m_client; | |
63 }; | |
64 | |
65 } // namespace blink | |
66 | |
67 #endif // MIDIController_h | |
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