Source/WebCore/platform/mediastream/RTCStatsRequest.h

/*
 * Copyright (C) 2012 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:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 * 3. 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
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 */

#ifndef RTCStatsRequest_h
#define RTCStatsRequest_h

#if ENABLE(WEB_RTC)

#include <wtf/PassRefPtr.h>
#include <wtf/RefCounted.h>
#include <wtf/text/WTFString.h>

namespace WebCore {

class MediaStreamTrackPrivate;
class RTCStatsResponseBase;

class RTCStatsRequest : public RefCounted<RTCStatsRequest> {
public:
    virtual ~RTCStatsRequest() { }

    virtual PassRefPtr<RTCStatsResponseBase> createResponse() = 0;
    virtual bool hasSelector() = 0;
    virtual MediaStreamTrackPrivate* track() = 0;
    virtual void requestSucceeded(PassRefPtr<RTCStatsResponseBase>) = 0;
    virtual void requestFailed(const String&) = 0;

protected:
    RTCStatsRequest() { }
};

} // namespace WebCore

#endif // ENABLE(WEB_RTC)

#endif // RTCStatsRequest_h