1 /* 2 * Copyright (C) 2005, 2006, 2007, 2008 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 #ifndef TypingCommand_h 27 #define TypingCommand_h 28 29 #include "CompositeEditCommand.h" 30 31 namespace WebCore { 32 33 class TypingCommand : public CompositeEditCommand { 34 public: 35 enum ETypingCommand { 36 DeleteSelection, 37 DeleteKey, 38 ForwardDeleteKey, 39 InsertText, 40 InsertLineBreak, 41 InsertParagraphSeparator, 42 InsertParagraphSeparatorInQuotedContent 43 }; 44 45 static void deleteSelection(Document*, bool smartDelete = false); 46 static void deleteKeyPressed(Document*, bool smartDelete = false, TextGranularity = CharacterGranularity, bool killRing = false); 47 static void forwardDeleteKeyPressed(Document*, bool smartDelete = false, TextGranularity = CharacterGranularity, bool killRing = false); 48 static void insertText(Document*, const String&, bool selectInsertedText = false, bool insertedTextIsComposition = false); 49 static void insertText(Document*, const String&, const VisibleSelection&, bool selectInsertedText = false, bool insertedTextIsComposition = false); 50 static void insertLineBreak(Document*); 51 static void insertParagraphSeparator(Document*); 52 static void insertParagraphSeparatorInQuotedContent(Document*); 53 static bool isOpenForMoreTypingCommand(const EditCommand*); 54 static void closeTyping(EditCommand*); 55 isOpenForMoreTyping()56 bool isOpenForMoreTyping() const { return m_openForMoreTyping; } closeTyping()57 void closeTyping() { m_openForMoreTyping = false; } 58 59 void insertText(const String &text, bool selectInsertedText); 60 void insertTextRunWithoutNewlines(const String &text, bool selectInsertedText); 61 void insertLineBreak(); 62 void insertParagraphSeparatorInQuotedContent(); 63 void insertParagraphSeparator(); 64 void deleteKeyPressed(TextGranularity, bool killRing); 65 void forwardDeleteKeyPressed(TextGranularity, bool killRing); 66 void deleteSelection(bool smartDelete); 67 68 private: 69 static PassRefPtr<TypingCommand> create(Document* document, ETypingCommand command, const String& text = "", bool selectInsertedText = false, TextGranularity granularity = CharacterGranularity, bool killRing = false) 70 { 71 return adoptRef(new TypingCommand(document, command, text, selectInsertedText, granularity, killRing)); 72 } 73 74 TypingCommand(Document*, ETypingCommand, const String& text, bool selectInsertedText, TextGranularity, bool killRing); 75 smartDelete()76 bool smartDelete() const { return m_smartDelete; } setSmartDelete(bool smartDelete)77 void setSmartDelete(bool smartDelete) { m_smartDelete = smartDelete; } 78 79 virtual void doApply(); 80 virtual EditAction editingAction() const; 81 virtual bool isTypingCommand() const; preservesTypingStyle()82 virtual bool preservesTypingStyle() const { return m_preservesTypingStyle; } 83 84 void updatePreservesTypingStyle(ETypingCommand); 85 void markMisspellingsAfterTyping(); 86 void typingAddedToOpenCommand(ETypingCommand); 87 bool makeEditableRootEmpty(); 88 89 ETypingCommand m_commandType; 90 String m_textToInsert; 91 bool m_openForMoreTyping; 92 bool m_selectInsertedText; 93 bool m_smartDelete; 94 TextGranularity m_granularity; 95 bool m_killRing; 96 bool m_preservesTypingStyle; 97 98 // Undoing a series of backward deletes will restore a selection around all of the 99 // characters that were deleted, but only if the typing command being undone 100 // was opened with a backward delete. 101 bool m_openedByBackwardDelete; 102 }; 103 104 } // namespace WebCore 105 106 #endif // TypingCommand_h 107