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      1 /*
      2  * Copyright (C) 2010 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 WebEditorClient_h
     27 #define WebEditorClient_h
     28 
     29 #include <WebCore/EditorClient.h>
     30 #include <WebCore/TextCheckerClient.h>
     31 
     32 namespace WebKit {
     33 
     34 class WebPage;
     35 
     36 class WebEditorClient : public WebCore::EditorClient, public WebCore::TextCheckerClient {
     37 public:
     38     WebEditorClient(WebPage* page)
     39         : m_page(page)
     40     {
     41     }
     42 
     43 private:
     44     virtual void pageDestroyed();
     45 
     46     virtual bool shouldDeleteRange(WebCore::Range*);
     47     virtual bool shouldShowDeleteInterface(WebCore::HTMLElement*);
     48     virtual bool smartInsertDeleteEnabled();
     49     virtual bool isSelectTrailingWhitespaceEnabled();
     50     virtual bool isContinuousSpellCheckingEnabled();
     51     virtual void toggleContinuousSpellChecking();
     52     virtual bool isGrammarCheckingEnabled();
     53     virtual void toggleGrammarChecking();
     54     virtual int spellCheckerDocumentTag();
     55 
     56     virtual bool isEditable();
     57 
     58     virtual bool shouldBeginEditing(WebCore::Range*);
     59     virtual bool shouldEndEditing(WebCore::Range*);
     60     virtual bool shouldInsertNode(WebCore::Node*, WebCore::Range*, WebCore::EditorInsertAction);
     61     virtual bool shouldInsertText(const String&, WebCore::Range*, WebCore::EditorInsertAction);
     62     virtual bool shouldChangeSelectedRange(WebCore::Range* fromRange, WebCore::Range* toRange, WebCore::EAffinity, bool stillSelecting);
     63 
     64     virtual bool shouldApplyStyle(WebCore::CSSStyleDeclaration*, WebCore::Range*);
     65     virtual bool shouldMoveRangeAfterDelete(WebCore::Range*, WebCore::Range*);
     66 
     67     virtual void didBeginEditing();
     68     virtual void respondToChangedContents();
     69     virtual void respondToChangedSelection();
     70     virtual void didEndEditing();
     71     virtual void didWriteSelectionToPasteboard();
     72     virtual void didSetSelectionTypesForPasteboard();
     73 
     74     virtual void registerCommandForUndo(PassRefPtr<WebCore::EditCommand>);
     75     virtual void registerCommandForRedo(PassRefPtr<WebCore::EditCommand>);
     76     virtual void clearUndoRedoOperations();
     77 
     78     virtual bool canCopyCut(bool defaultValue) const;
     79     virtual bool canPaste(bool defaultValue) const;
     80     virtual bool canUndo() const;
     81     virtual bool canRedo() const;
     82 
     83     virtual void undo();
     84     virtual void redo();
     85 
     86     virtual void handleKeyboardEvent(WebCore::KeyboardEvent*);
     87     virtual void handleInputMethodKeydown(WebCore::KeyboardEvent*);
     88 
     89     virtual void textFieldDidBeginEditing(WebCore::Element*);
     90     virtual void textFieldDidEndEditing(WebCore::Element*);
     91     virtual void textDidChangeInTextField(WebCore::Element*);
     92     virtual bool doTextFieldCommandFromEvent(WebCore::Element*, WebCore::KeyboardEvent*);
     93     virtual void textWillBeDeletedInTextField(WebCore::Element*);
     94     virtual void textDidChangeInTextArea(WebCore::Element*);
     95 
     96 #if PLATFORM(MAC)
     97     virtual NSString *userVisibleString(NSURL *);
     98     virtual WebCore::DocumentFragment* documentFragmentFromAttributedString(NSAttributedString *, Vector< RefPtr<WebCore::ArchiveResource> >&);
     99     virtual void setInsertionPasteboard(NSPasteboard *);
    100     virtual NSURL* canonicalizeURL(NSURL*);
    101     virtual NSURL* canonicalizeURLString(NSString*);
    102 #ifdef BUILDING_ON_TIGER
    103     virtual NSArray *pasteboardTypesForSelection(WebCore::Frame*);
    104 #endif
    105 #endif
    106 
    107 #if PLATFORM(MAC) && !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD)
    108     virtual void uppercaseWord();
    109     virtual void lowercaseWord();
    110     virtual void capitalizeWord();
    111     virtual void showSubstitutionsPanel(bool show);
    112     virtual bool substitutionsPanelIsShowing();
    113     virtual void toggleSmartInsertDelete();
    114     virtual bool isAutomaticQuoteSubstitutionEnabled();
    115     virtual void toggleAutomaticQuoteSubstitution();
    116     virtual bool isAutomaticLinkDetectionEnabled();
    117     virtual void toggleAutomaticLinkDetection();
    118     virtual bool isAutomaticDashSubstitutionEnabled();
    119     virtual void toggleAutomaticDashSubstitution();
    120     virtual bool isAutomaticTextReplacementEnabled();
    121     virtual void toggleAutomaticTextReplacement();
    122     virtual bool isAutomaticSpellingCorrectionEnabled();
    123     virtual void toggleAutomaticSpellingCorrection();
    124 #endif
    125 
    126 #if PLATFORM(GTK)
    127     bool executePendingEditorCommands(WebCore::Frame*, Vector<WTF::String>, bool);
    128     void getEditorCommandsForKeyEvent(const WebCore::KeyboardEvent*, Vector<WTF::String>&);
    129 #endif
    130 
    131     TextCheckerClient* textChecker() { return this; }
    132 
    133     virtual void ignoreWordInSpellDocument(const String&);
    134     virtual void learnWord(const String&);
    135     virtual void checkSpellingOfString(const UChar*, int length, int* misspellingLocation, int* misspellingLength);
    136     virtual String getAutoCorrectSuggestionForMisspelledWord(const String& misspelledWord);
    137     virtual void checkGrammarOfString(const UChar*, int length, Vector<WebCore::GrammarDetail>&, int* badGrammarLocation, int* badGrammarLength);
    138 #if PLATFORM(MAC) && !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD)
    139     virtual void checkTextOfParagraph(const UChar* text, int length, WebCore::TextCheckingTypeMask checkingTypes, Vector<WebCore::TextCheckingResult>& results);
    140 #endif
    141     virtual void updateSpellingUIWithGrammarString(const String&, const WebCore::GrammarDetail& detail);
    142     virtual void updateSpellingUIWithMisspelledWord(const String&);
    143     virtual void showSpellingUI(bool show);
    144     virtual bool spellingUIIsShowing();
    145     virtual void getGuessesForWord(const String& word, const String& context, Vector<String>& guesses);
    146     virtual void willSetInputMethodState();
    147     virtual void setInputMethodState(bool enabled);
    148     virtual void requestCheckingOfString(WebCore::SpellChecker*, int, WebCore::TextCheckingTypeMask, const WTF::String&);
    149 #if PLATFORM(MAC) && !defined(BUILDING_ON_SNOW_LEOPARD)
    150     virtual void showCorrectionPanel(WebCore::CorrectionPanelInfo::PanelType, const WebCore::FloatRect& boundingBoxOfReplacedString, const String& replacedString, const String& replacementString, const Vector<String>& alternativeReplacementStrings);
    151     virtual void dismissCorrectionPanel(WebCore::ReasonForDismissingCorrectionPanel);
    152     virtual String dismissCorrectionPanelSoon(WebCore::ReasonForDismissingCorrectionPanel);
    153     virtual void recordAutocorrectionResponse(AutocorrectionResponseType, const String& replacedString, const String& replacementString);
    154 #endif
    155     WebPage* m_page;
    156 };
    157 
    158 } // namespace WebKit
    159 
    160 #endif // WebEditorClient_h
    161