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      1 /*
      2  * Copyright (C) 2008 Apple 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 APPLE 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 APPLE 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 XMLHttpRequestUpload_h
     27 #define XMLHttpRequestUpload_h
     28 
     29 #include "EventListener.h"
     30 #include "EventNames.h"
     31 #include "EventTarget.h"
     32 #include <wtf/Forward.h>
     33 #include <wtf/HashMap.h>
     34 #include <wtf/RefCounted.h>
     35 #include <wtf/RefPtr.h>
     36 #include <wtf/PassRefPtr.h>
     37 #include <wtf/Vector.h>
     38 #include <wtf/text/AtomicStringHash.h>
     39 
     40 namespace WebCore {
     41 
     42     class ScriptExecutionContext;
     43     class XMLHttpRequest;
     44 
     45     class XMLHttpRequestUpload : public RefCounted<XMLHttpRequestUpload>, public EventTarget {
     46     public:
     47         static PassRefPtr<XMLHttpRequestUpload> create(XMLHttpRequest* xmlHttpRequest)
     48         {
     49             return adoptRef(new XMLHttpRequestUpload(xmlHttpRequest));
     50         }
     51 
     52         virtual XMLHttpRequestUpload* toXMLHttpRequestUpload() { return this; }
     53 
     54         XMLHttpRequest* associatedXMLHttpRequest() const { return m_xmlHttpRequest; }
     55         void disconnectXMLHttpRequest() { m_xmlHttpRequest = 0; }
     56 
     57         ScriptExecutionContext* scriptExecutionContext() const;
     58 
     59         DEFINE_ATTRIBUTE_EVENT_LISTENER(abort);
     60         DEFINE_ATTRIBUTE_EVENT_LISTENER(error);
     61         DEFINE_ATTRIBUTE_EVENT_LISTENER(load);
     62         DEFINE_ATTRIBUTE_EVENT_LISTENER(loadstart);
     63         DEFINE_ATTRIBUTE_EVENT_LISTENER(progress);
     64 
     65         using RefCounted<XMLHttpRequestUpload>::ref;
     66         using RefCounted<XMLHttpRequestUpload>::deref;
     67 
     68     private:
     69         XMLHttpRequestUpload(XMLHttpRequest*);
     70 
     71         virtual void refEventTarget() { ref(); }
     72         virtual void derefEventTarget() { deref(); }
     73         virtual EventTargetData* eventTargetData();
     74         virtual EventTargetData* ensureEventTargetData();
     75 
     76         XMLHttpRequest* m_xmlHttpRequest;
     77         EventTargetData m_eventTargetData;
     78     };
     79 
     80 } // namespace WebCore
     81 
     82 #endif // XMLHttpRequestUpload_h
     83