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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 MIDIPort_h
     32 #define MIDIPort_h
     33 
     34 #include "modules/EventTargetModules.h"
     35 #include "platform/heap/Handle.h"
     36 
     37 namespace blink {
     38 
     39 class MIDIAccess;
     40 
     41 class MIDIPort : public RefCountedGarbageCollectedWillBeGarbageCollectedFinalized<MIDIPort>, public EventTargetWithInlineData {
     42     DEFINE_EVENT_TARGET_REFCOUNTING_WILL_BE_REMOVED(RefCountedGarbageCollected<MIDIPort>);
     43     DEFINE_WRAPPERTYPEINFO();
     44     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(MIDIPort);
     45 public:
     46     enum MIDIPortTypeCode {
     47         MIDIPortTypeInput,
     48         MIDIPortTypeOutput
     49     };
     50 
     51     virtual ~MIDIPort() { }
     52 
     53     String id() const { return m_id; }
     54     String manufacturer() const { return m_manufacturer; }
     55     String name() const { return m_name; }
     56     String type() const;
     57     String version() const { return m_version; }
     58 
     59     MIDIAccess* midiAccess() const { return m_access; }
     60 
     61     virtual void trace(Visitor*) OVERRIDE;
     62 
     63     DEFINE_ATTRIBUTE_EVENT_LISTENER(disconnect);
     64 
     65     // EventTarget
     66     virtual const AtomicString& interfaceName() const OVERRIDE { return EventTargetNames::MIDIPort; }
     67     virtual ExecutionContext* executionContext() const OVERRIDE FINAL;
     68 
     69 protected:
     70     MIDIPort(MIDIAccess*, const String& id, const String& manufacturer, const String& name, MIDIPortTypeCode, const String& version);
     71 
     72 private:
     73     String m_id;
     74     String m_manufacturer;
     75     String m_name;
     76     MIDIPortTypeCode m_type;
     77     String m_version;
     78     Member<MIDIAccess> m_access;
     79 };
     80 
     81 } // namespace blink
     82 
     83 #endif // MIDIPort_h
     84