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      1 /*
      2  * Copyright 2007, The Android Open Source Project
      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  *  * Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  *  * 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 THE COPYRIGHT HOLDERS ``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 THE COPYRIGHT OWNER 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 EditorClientAndroid_h
     27 #define EditorClientAndroid_h
     28 
     29 #include "EditorClient.h"
     30 #include "Page.h"
     31 
     32 using namespace WebCore;
     33 
     34 namespace android {
     35 
     36 class EditorClientAndroid : public EditorClient {
     37 public:
     38     EditorClientAndroid() {
     39         m_shouldChangeSelectedRange = true;
     40         m_uiGeneratedSelectionChange = false;
     41     }
     42     virtual void pageDestroyed();
     43 
     44     virtual bool shouldDeleteRange(Range*);
     45     virtual bool shouldShowDeleteInterface(HTMLElement*);
     46     virtual bool smartInsertDeleteEnabled();
     47     virtual bool isSelectTrailingWhitespaceEnabled();
     48     virtual bool isContinuousSpellCheckingEnabled();
     49     virtual void toggleContinuousSpellChecking();
     50     virtual bool isGrammarCheckingEnabled();
     51     virtual void toggleGrammarChecking();
     52     virtual int spellCheckerDocumentTag();
     53 
     54     virtual bool isEditable();
     55 
     56     virtual bool shouldBeginEditing(Range*);
     57     virtual bool shouldEndEditing(Range*);
     58     virtual bool shouldInsertNode(Node*, Range*, EditorInsertAction);
     59     virtual bool shouldInsertText(const String&, Range*, EditorInsertAction);
     60     virtual bool shouldChangeSelectedRange(Range* fromRange, Range* toRange, EAffinity, bool stillSelecting);
     61 
     62     virtual bool shouldApplyStyle(CSSStyleDeclaration*, Range*);
     63 //  virtual bool shouldChangeTypingStyle(CSSStyleDeclaration* fromStyle, CSSStyleDeclaration* toStyle);
     64 //  virtual bool doCommandBySelector(SEL selector);
     65     virtual bool shouldMoveRangeAfterDelete(Range*, 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 //  virtual void didChangeTypingStyle:(NSNotification *)notification;
     74 //  virtual void didChangeSelection:(NSNotification *)notification;
     75 //  virtual NSUndoManager* undoManager:(WebView *)webView;
     76 
     77     virtual void registerCommandForUndo(PassRefPtr<EditCommand>);
     78     virtual void registerCommandForRedo(PassRefPtr<EditCommand>);
     79     virtual void clearUndoRedoOperations();
     80 
     81     virtual bool canUndo() const;
     82     virtual bool canRedo() const;
     83 
     84     virtual void undo();
     85     virtual void redo();
     86 
     87     virtual void handleKeyboardEvent(KeyboardEvent*);
     88     virtual void handleInputMethodKeydown(KeyboardEvent*);
     89 
     90     virtual void textFieldDidBeginEditing(Element*);
     91     virtual void textFieldDidEndEditing(Element*);
     92     virtual void textDidChangeInTextField(Element*);
     93     virtual bool doTextFieldCommandFromEvent(Element*, KeyboardEvent*);
     94     virtual void textWillBeDeletedInTextField(Element*);
     95     virtual void textDidChangeInTextArea(Element*);
     96 
     97     virtual void ignoreWordInSpellDocument(const String&);
     98     virtual void learnWord(const String&);
     99     virtual void checkSpellingOfString(const UChar*, int length, int* misspellingLocation, int* misspellingLength);
    100     virtual String getAutoCorrectSuggestionForMisspelledWord(const String& misspelledWorld);
    101     virtual void checkGrammarOfString(const UChar*, int length, WTF::Vector<GrammarDetail>&, int* badGrammarLocation, int* badGrammarLength);
    102     virtual void updateSpellingUIWithGrammarString(const String&, const GrammarDetail& detail);
    103     virtual void updateSpellingUIWithMisspelledWord(const String&);
    104     virtual void showSpellingUI(bool show);
    105     virtual bool spellingUIIsShowing();
    106     virtual void getGuessesForWord(const String&, WTF::Vector<String>& guesses);
    107     virtual void setInputMethodState(bool);
    108 
    109     // Android specific:
    110     void setPage(Page* page) { m_page = page; }
    111     void setShouldChangeSelectedRange(bool shouldChangeSelectedRange) { m_shouldChangeSelectedRange = shouldChangeSelectedRange; }
    112     void setUiGeneratedSelectionChange(bool uiGenerated) { m_uiGeneratedSelectionChange = uiGenerated; }
    113 private:
    114     Page* m_page;
    115     bool  m_shouldChangeSelectedRange;
    116     bool  m_uiGeneratedSelectionChange;
    117 };
    118 
    119 }
    120 
    121 #endif
    122