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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 WebMIDIClient_h | |
| 32 #define WebMIDIClient_h | |
| 33 | |
| 34 namespace blink { | |
| 35 | |
| 36 struct WebMIDIOptions; | |
| 37 class WebMIDIPermissionRequest; | |
| 38 | |
| 39 class WebMIDIClient { | |
| 40 public: | |
| 41 virtual ~WebMIDIClient() { } | |
| 42 | |
| 43 // Request a permission to use MIDI system. Called when requestMIDIAccess() | |
| 44 // is called with any option. | |
| 45 // Once the request is done, any WebMIDIPermissionRequest instances equal to | |
| 46 // |request| must not be accessed after that. | |
| 47 virtual void requestPermission(const WebMIDIPermissionRequest& /* request */
, const WebMIDIOptions& /* options */) = 0; | |
| 48 | |
| 49 // Cancel the request since the requesting frame may be moving to | |
| 50 // a new page. | |
| 51 // Once canceled, any WebMIDIPermissionRequest instances equal to | |
| 52 // |request| must not be accessed after that. | |
| 53 virtual void cancelPermissionRequest(const WebMIDIPermissionRequest& /* requ
est */) = 0; | |
| 54 }; | |
| 55 | |
| 56 } // namespace blink | |
| 57 | |
| 58 #endif // WebMIDIClient_h | |
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Chromium Code Reviews
Issue 2116763002:
Reland: Web MIDI: use mojom::blink::PermissionService directly to ask permission (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master