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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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38 class WebMIDIAccessorClient { | 38 class WebMIDIAccessorClient { |
39 public: | 39 public: |
40 enum MIDIPortState { | 40 enum MIDIPortState { |
41 MIDIPortStateDisconnected, | 41 MIDIPortStateDisconnected, |
42 MIDIPortStateConnected, | 42 MIDIPortStateConnected, |
43 MIDIPortStateOpened, | 43 MIDIPortStateOpened, |
44 }; | 44 }; |
45 | 45 |
46 // didAddInputPort() and didAddOutputPort() can be called before and after | 46 // didAddInputPort() and didAddOutputPort() can be called before and after |
47 // didStartSession() is called. But |id| should be unique in each function. | 47 // didStartSession() is called. But |id| should be unique in each function. |
48 // FIXME: Remove obsolete interfaces that use isActive. | |
49 virtual void didAddInputPort(const WebString& id, const WebString& manufactu
rer, const WebString& name, const WebString& version, bool isActive) = 0; | |
50 virtual void didAddOutputPort(const WebString& id, const WebString& manufact
urer, const WebString& name, const WebString& version, bool isActive) = 0; | |
51 virtual void didAddInputPort(const WebString& id, const WebString& manufactu
rer, const WebString& name, const WebString& version, MIDIPortState) = 0; | 48 virtual void didAddInputPort(const WebString& id, const WebString& manufactu
rer, const WebString& name, const WebString& version, MIDIPortState) = 0; |
52 virtual void didAddOutputPort(const WebString& id, const WebString& manufact
urer, const WebString& name, const WebString& version, MIDIPortState) = 0; | 49 virtual void didAddOutputPort(const WebString& id, const WebString& manufact
urer, const WebString& name, const WebString& version, MIDIPortState) = 0; |
53 // didSetInputPortState() and didSetOutputPortState() should not be called | 50 // didSetInputPortState() and didSetOutputPortState() should not be called |
54 // until didStartSession() is called. | 51 // until didStartSession() is called. |
55 // FIXME: Remove obsolete interfaces that use isActive. | |
56 virtual void didSetInputPortState(unsigned portIndex, bool isActive) = 0; | |
57 virtual void didSetOutputPortState(unsigned portIndex, bool isActive) = 0; | |
58 virtual void didSetInputPortState(unsigned portIndex, MIDIPortState) = 0; | 52 virtual void didSetInputPortState(unsigned portIndex, MIDIPortState) = 0; |
59 virtual void didSetOutputPortState(unsigned portIndex, MIDIPortState) = 0; | 53 virtual void didSetOutputPortState(unsigned portIndex, MIDIPortState) = 0; |
60 | 54 |
61 virtual void didStartSession(bool success, const WebString& error, const Web
String& message) = 0; | 55 virtual void didStartSession(bool success, const WebString& error, const Web
String& message) = 0; |
62 | 56 |
63 // |timeStamp| is in milliseconds according to the Web MIDI API. | 57 // |timeStamp| is in milliseconds according to the Web MIDI API. |
64 virtual void didReceiveMIDIData(unsigned portIndex, const unsigned char* dat
a, size_t length, double timeStamp) = 0; | 58 virtual void didReceiveMIDIData(unsigned portIndex, const unsigned char* dat
a, size_t length, double timeStamp) = 0; |
65 | 59 |
66 protected: | 60 protected: |
67 virtual ~WebMIDIAccessorClient() { } | 61 virtual ~WebMIDIAccessorClient() { } |
68 }; | 62 }; |
69 | 63 |
70 } // namespace blink | 64 } // namespace blink |
71 | 65 |
72 #endif // WebMIDIAccessorClient_h | 66 #endif // WebMIDIAccessorClient_h |
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