1/*
2 * Copyright (C) 2010, 2011 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. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef EditorState_h
27#define EditorState_h
28
29#include "ArgumentCoders.h"
30#include <WebCore/IntRect.h>
31#include <wtf/NotFound.h>
32#include <wtf/text/WTFString.h>
33
34namespace WebKit {
35
36struct EditorState {
37    EditorState()
38        : shouldIgnoreCompositionSelectionChange(false)
39        , selectionIsNone(true)
40        , selectionIsRange(false)
41        , isContentEditable(false)
42        , isContentRichlyEditable(false)
43        , isInPasswordField(false)
44        , isInPlugin(false)
45        , hasComposition(false)
46#if PLATFORM(QT)
47        , cursorPosition(0)
48        , anchorPosition(0)
49        , inputMethodHints(0)
50#endif
51    {
52    }
53
54    bool shouldIgnoreCompositionSelectionChange;
55
56    bool selectionIsNone; // This will be false when there is a caret selection.
57    bool selectionIsRange;
58    bool isContentEditable;
59    bool isContentRichlyEditable;
60    bool isInPasswordField;
61    bool isInPlugin;
62    bool hasComposition;
63#if PLATFORM(QT)
64    // The anchor, cursor represent either the selection or composition, depending
65    // whether a composition exists or not.
66    unsigned cursorPosition;
67    unsigned anchorPosition;
68
69    WebCore::IntRect editorRect;
70    WebCore::IntRect compositionRect;
71
72    uint64_t inputMethodHints;
73
74    WTF::String selectedText;
75    WTF::String surroundingText;
76#endif
77
78#if PLATFORM(QT) || PLATFORM(GTK)
79    WebCore::IntRect cursorRect;
80#endif
81
82    void encode(CoreIPC::ArgumentEncoder&) const;
83    static bool decode(CoreIPC::ArgumentDecoder&, EditorState&);
84};
85
86}
87
88#endif // EditorState_h
89