Source/modules/webmidi/MIDIController.h

/*
 * Copyright (C) 2013 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 */

#ifndef MIDIController_h
#define MIDIController_h

#include "core/page/Page.h"
#include "wtf/RefPtr.h"

namespace WebCore {

class MIDIAccess;
class MIDIClient;

class MIDIController : public Supplement<Page> {
public:
    ~MIDIController();

    void requestSysExPermission(PassRefPtr<MIDIAccess>);
    void cancelSysExPermissionRequest(MIDIAccess*);

    static PassOwnPtr<MIDIController> create(MIDIClient*);
    static const char* supplementName();
    static MIDIController* from(Page* page) { return static_cast<MIDIController*>(Supplement<Page>::from(page, supplementName())); }

protected:
    explicit MIDIController(MIDIClient*);

private:
    MIDIClient* m_client;
};

} // namespace WebCore

#endif // MIDIController_h