1/*
2 * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2006 Zack Rusin <zack@kde.org>
4 * Copyright (C) 2006 Apple Computer, Inc.
5 *
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
21 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
25 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#ifndef EditorClientQt_h
31#define EditorClientQt_h
32
33#include "EditorClient.h"
34#include "TextCheckerClient.h"
35#include "RefCounted.h"
36
37#include <wtf/Forward.h>
38
39class QWebPage;
40
41namespace WebCore {
42
43class EditorClientQt : public EditorClient, public TextCheckerClient {
44public:
45    EditorClientQt(QWebPage* page);
46
47    virtual void pageDestroyed();
48
49    virtual bool shouldDeleteRange(Range*);
50    virtual bool shouldShowDeleteInterface(HTMLElement*);
51    virtual bool smartInsertDeleteEnabled();
52    virtual void toggleSmartInsertDelete();
53    virtual bool isSelectTrailingWhitespaceEnabled();
54    virtual bool isContinuousSpellCheckingEnabled();
55    virtual void toggleContinuousSpellChecking();
56    virtual bool isGrammarCheckingEnabled();
57    virtual void toggleGrammarChecking();
58    virtual int spellCheckerDocumentTag();
59    virtual bool selectWordBeforeMenuEvent();
60
61    virtual bool shouldBeginEditing(Range*);
62    virtual bool shouldEndEditing(Range*);
63    virtual bool shouldInsertNode(Node*, Range*, EditorInsertAction);
64    virtual bool shouldInsertText(const String&, Range*, EditorInsertAction);
65    virtual bool shouldChangeSelectedRange(Range* fromRange, Range* toRange, EAffinity, bool stillSelecting);
66
67    virtual bool shouldApplyStyle(CSSStyleDeclaration*, Range*);
68
69    virtual bool shouldMoveRangeAfterDelete(Range*, Range*);
70
71    virtual void didBeginEditing();
72    virtual void respondToChangedContents();
73    virtual void respondToChangedSelection();
74    virtual void didEndEditing();
75    virtual void didWriteSelectionToPasteboard();
76    virtual void didSetSelectionTypesForPasteboard();
77
78    virtual void registerCommandForUndo(PassRefPtr<EditCommand>);
79    virtual void registerCommandForRedo(PassRefPtr<EditCommand>);
80    virtual void clearUndoRedoOperations();
81
82    virtual bool canCopyCut(bool defaultValue) const;
83    virtual bool canPaste(bool defaultValue) const;
84    virtual bool canUndo() const;
85    virtual bool canRedo() const;
86
87    virtual void undo();
88    virtual void redo();
89
90    virtual void handleKeyboardEvent(KeyboardEvent*);
91    virtual void handleInputMethodKeydown(KeyboardEvent*);
92
93    virtual void textFieldDidBeginEditing(Element*);
94    virtual void textFieldDidEndEditing(Element*);
95    virtual void textDidChangeInTextField(Element*);
96    virtual bool doTextFieldCommandFromEvent(Element*, KeyboardEvent*);
97    virtual void textWillBeDeletedInTextField(Element*);
98    virtual void textDidChangeInTextArea(Element*);
99
100    virtual void ignoreWordInSpellDocument(const String&);
101    virtual void learnWord(const String&);
102    virtual void checkSpellingOfString(const UChar*, int length, int* misspellingLocation, int* misspellingLength);
103    virtual String getAutoCorrectSuggestionForMisspelledWord(const String& misspelledWord);
104    virtual void checkGrammarOfString(const UChar*, int length, Vector<GrammarDetail>&, int* badGrammarLocation, int* badGrammarLength);
105    virtual void updateSpellingUIWithGrammarString(const String&, const GrammarDetail&);
106    virtual void updateSpellingUIWithMisspelledWord(const String&);
107    virtual void showSpellingUI(bool show);
108    virtual bool spellingUIIsShowing();
109    virtual void getGuessesForWord(const String& word, const String& context, Vector<String>& guesses);
110    virtual void willSetInputMethodState();
111    virtual void setInputMethodState(bool enabled);
112    virtual void requestCheckingOfString(SpellChecker*, int, WebCore::TextCheckingTypeMask, const String&) {}
113    virtual TextCheckerClient* textChecker() { return this; }
114
115    bool isEditing() const;
116
117    static bool dumpEditingCallbacks;
118    static bool acceptsEditing;
119
120private:
121    QWebPage* m_page;
122    bool m_editing;
123    bool m_inUndoRedo; // our undo stack works differently - don't re-enter!
124};
125
126}
127
128#endif
129
130// vim: ts=4 sw=4 et
131