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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
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY GOOGLE INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL GOOGLE INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef MediaStreamTrackSourcesRequest_h
     27 #define MediaStreamTrackSourcesRequest_h
     28 
     29 #include "platform/heap/Handle.h"
     30 #include "public/platform/WebVector.h"
     31 #include "wtf/PassOwnPtr.h"
     32 #include "wtf/PassRefPtr.h"
     33 #include "wtf/RefCounted.h"
     34 #include "wtf/text/WTFString.h"
     35 
     36 namespace blink {
     37 class WebSourceInfo;
     38 }
     39 
     40 namespace WebCore {
     41 
     42 class MediaStreamTrackSourcesRequest : public RefCountedWillBeGarbageCollectedFinalized<MediaStreamTrackSourcesRequest> {
     43 public:
     44     class ExtraData {
     45     public:
     46         virtual ~ExtraData() { }
     47     };
     48 
     49     virtual ~MediaStreamTrackSourcesRequest() { }
     50 
     51     virtual String origin() = 0;
     52     virtual void requestSucceeded(const blink::WebVector<blink::WebSourceInfo>&) = 0;
     53 
     54     ExtraData* extraData() const { return m_extraData.get(); }
     55     void setExtraData(PassOwnPtr<ExtraData> extraData) { m_extraData = extraData; }
     56 
     57     virtual void trace(Visitor*) { }
     58 
     59 protected:
     60     MediaStreamTrackSourcesRequest() { }
     61 
     62 private:
     63     OwnPtr<ExtraData> m_extraData;
     64 };
     65 
     66 } // namespace WebCore
     67 
     68 #endif // MediaStreamTrackSourcesRequest_h
     69