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 "bindings/v8/ScriptWrappable.h"
30#include "core/events/EventListener.h"
31#include "core/events/ThreadLocalEventNames.h"
32#include "core/xml/XMLHttpRequest.h"
33#include "core/xml/XMLHttpRequestEventTarget.h"
34#include "wtf/Forward.h"
35#include "wtf/HashMap.h"
36#include "wtf/PassOwnPtr.h"
37#include "wtf/RefCounted.h"
38#include "wtf/RefPtr.h"
39#include "wtf/Vector.h"
40#include "wtf/text/AtomicStringHash.h"
41
42namespace WebCore {
43
44class ExecutionContext;
45class XMLHttpRequest;
46
47class XMLHttpRequestUpload : public ScriptWrappable, public XMLHttpRequestEventTarget {
48public:
49    static PassOwnPtr<XMLHttpRequestUpload> create(XMLHttpRequest* xmlHttpRequest)
50    {
51        return adoptPtr(new XMLHttpRequestUpload(xmlHttpRequest));
52    }
53
54    void ref() { m_xmlHttpRequest->ref(); }
55    void deref() { m_xmlHttpRequest->deref(); }
56    XMLHttpRequest* xmlHttpRequest() const { return m_xmlHttpRequest; }
57
58    virtual const AtomicString& interfaceName() const OVERRIDE;
59    virtual ExecutionContext* executionContext() const OVERRIDE;
60
61    void dispatchEventAndLoadEnd(const AtomicString&, bool, unsigned long long, unsigned long long);
62    void dispatchProgressEvent(unsigned long long, unsigned long long);
63
64    void handleRequestError(const AtomicString&);
65
66private:
67    explicit XMLHttpRequestUpload(XMLHttpRequest*);
68
69    virtual void refEventTarget() OVERRIDE { ref(); }
70    virtual void derefEventTarget() OVERRIDE { deref(); }
71
72    XMLHttpRequest* m_xmlHttpRequest;
73    EventTargetData m_eventTargetData;
74
75    // Last progress event values; used when issuing the
76    // required 'progress' event on a request error or abort.
77    unsigned long long m_lastBytesSent;
78    unsigned long long m_lastTotalBytesToBeSent;
79};
80
81} // namespace WebCore
82
83#endif // XMLHttpRequestUpload_h
84