1/*
2 * Copyright (C) 2009 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
27#ifndef CompositionEvent_h
28#define CompositionEvent_h
29
30#include "core/editing/CompositionUnderline.h"
31#include "core/events/UIEvent.h"
32
33namespace blink {
34
35struct CompositionEventInit : UIEventInit {
36    CompositionEventInit();
37
38    String data;
39};
40
41class CompositionEvent FINAL : public UIEvent {
42    DEFINE_WRAPPERTYPEINFO();
43public:
44    static PassRefPtrWillBeRawPtr<CompositionEvent> create()
45    {
46        return adoptRefWillBeNoop(new CompositionEvent);
47    }
48
49    static PassRefPtrWillBeRawPtr<CompositionEvent> create(const AtomicString& type, PassRefPtrWillBeRawPtr<AbstractView> view, const String& data, const Vector<CompositionUnderline>& underlines)
50    {
51        return adoptRefWillBeNoop(new CompositionEvent(type, view, data, underlines));
52    }
53
54    static PassRefPtrWillBeRawPtr<CompositionEvent> create(const AtomicString& type, const CompositionEventInit& initializer)
55    {
56        return adoptRefWillBeNoop(new CompositionEvent(type, initializer));
57    }
58
59    virtual ~CompositionEvent();
60
61    void initCompositionEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtrWillBeRawPtr<AbstractView>, const String& data);
62
63    String data() const { return m_data; }
64    int activeSegmentStart() const { return m_activeSegmentStart; }
65    int activeSegmentEnd() const { return m_activeSegmentEnd; }
66    const Vector<unsigned>& getSegments() const { return m_segments; }
67
68    virtual const AtomicString& interfaceName() const OVERRIDE;
69
70    virtual void trace(Visitor*) OVERRIDE;
71
72private:
73    CompositionEvent();
74    CompositionEvent(const AtomicString& type, PassRefPtrWillBeRawPtr<AbstractView>, const String&, const Vector<CompositionUnderline>& underlines);
75    CompositionEvent(const AtomicString& type, const CompositionEventInit&);
76    void initializeSegments(const Vector<CompositionUnderline>* = 0);
77
78    String m_data;
79    int m_activeSegmentStart;
80    int m_activeSegmentEnd;
81    Vector<unsigned> m_segments;
82};
83
84} // namespace blink
85
86#endif // CompositionEvent_h
87