1/*
2 * Copyright (C) 2007, 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 COMPUTER, 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 COMPUTER, 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 ProgressEvent_h
27#define ProgressEvent_h
28
29#include "Event.h"
30
31namespace WebCore {
32
33    class ProgressEvent : public Event {
34    public:
35        static PassRefPtr<ProgressEvent> create()
36        {
37            return adoptRef(new ProgressEvent);
38        }
39        static PassRefPtr<ProgressEvent> create(const AtomicString& type, bool lengthComputable, unsigned loaded, unsigned total)
40        {
41            return adoptRef(new ProgressEvent(type, lengthComputable, loaded, total));
42        }
43
44        void initProgressEvent(const AtomicString& typeArg,
45                               bool canBubbleArg,
46                               bool cancelableArg,
47                               bool lengthComputableArg,
48                               unsigned loadedArg,
49                               unsigned totalArg);
50
51        bool lengthComputable() const { return m_lengthComputable; }
52        unsigned loaded() const { return m_loaded; }
53        unsigned total() const { return m_total; }
54
55        virtual bool isProgressEvent() const { return true; }
56
57    protected:
58        ProgressEvent();
59        ProgressEvent(const AtomicString& type, bool lengthComputable, unsigned loaded, unsigned total);
60
61    private:
62        bool m_lengthComputable;
63        unsigned m_loaded;
64        unsigned m_total;
65    };
66}
67
68#endif // ProgressEvent_h
69
70