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 "core/editing/TextInsertionBaseCommand.h" 30 31 namespace WebCore { 32 33 class TypingCommand FINAL : public TextInsertionBaseCommand { 34 public: 35 enum ETypingCommand { 36 DeleteSelection, 37 DeleteKey, 38 ForwardDeleteKey, 39 InsertText, 40 InsertLineBreak, 41 InsertParagraphSeparator, 42 InsertParagraphSeparatorInQuotedContent 43 }; 44 45 enum TextCompositionType { 46 TextCompositionNone, 47 TextCompositionUpdate, 48 TextCompositionConfirm 49 }; 50 51 enum Option { 52 SelectInsertedText = 1 << 0, 53 KillRing = 1 << 1, 54 RetainAutocorrectionIndicator = 1 << 2, 55 PreventSpellChecking = 1 << 3, 56 SmartDelete = 1 << 4 57 }; 58 typedef unsigned Options; 59 60 static void deleteSelection(Document&, Options = 0); 61 static void deleteKeyPressed(Document&, Options = 0, TextGranularity = CharacterGranularity); 62 static void forwardDeleteKeyPressed(Document&, Options = 0, TextGranularity = CharacterGranularity); 63 static void insertText(Document&, const String&, Options, TextCompositionType = TextCompositionNone); 64 static void insertText(Document&, const String&, const VisibleSelection&, Options, TextCompositionType = TextCompositionNone); 65 static void insertLineBreak(Document&, Options); 66 static void insertParagraphSeparator(Document&, Options); 67 static void insertParagraphSeparatorInQuotedContent(Document&); 68 static void closeTyping(LocalFrame*); 69 70 void insertText(const String &text, bool selectInsertedText); 71 void insertTextRunWithoutNewlines(const String &text, bool selectInsertedText); 72 void insertLineBreak(); 73 void insertParagraphSeparatorInQuotedContent(); 74 void insertParagraphSeparator(); 75 void deleteKeyPressed(TextGranularity, bool killRing); 76 void forwardDeleteKeyPressed(TextGranularity, bool killRing); 77 void deleteSelection(bool smartDelete); setCompositionType(TextCompositionType type)78 void setCompositionType(TextCompositionType type) { m_compositionType = type; } 79 80 private: 81 static PassRefPtrWillBeRawPtr<TypingCommand> create(Document& document, ETypingCommand command, const String& text = "", Options options = 0, TextGranularity granularity = CharacterGranularity) 82 { 83 return adoptRefWillBeNoop(new TypingCommand(document, command, text, options, granularity, TextCompositionNone)); 84 } 85 create(Document & document,ETypingCommand command,const String & text,Options options,TextCompositionType compositionType)86 static PassRefPtrWillBeRawPtr<TypingCommand> create(Document& document, ETypingCommand command, const String& text, Options options, TextCompositionType compositionType) 87 { 88 return adoptRefWillBeNoop(new TypingCommand(document, command, text, options, CharacterGranularity, compositionType)); 89 } 90 91 TypingCommand(Document&, ETypingCommand, const String& text, Options, TextGranularity, TextCompositionType); 92 setSmartDelete(bool smartDelete)93 void setSmartDelete(bool smartDelete) { m_smartDelete = smartDelete; } isOpenForMoreTyping()94 bool isOpenForMoreTyping() const { return m_openForMoreTyping; } closeTyping()95 void closeTyping() { m_openForMoreTyping = false; } 96 97 static PassRefPtrWillBeRawPtr<TypingCommand> lastTypingCommandIfStillOpenForTyping(LocalFrame*); 98 99 virtual void doApply() OVERRIDE; 100 virtual EditAction editingAction() const OVERRIDE; 101 virtual bool isTypingCommand() const OVERRIDE; preservesTypingStyle()102 virtual bool preservesTypingStyle() const OVERRIDE { return m_preservesTypingStyle; } setShouldRetainAutocorrectionIndicator(bool retain)103 virtual void setShouldRetainAutocorrectionIndicator(bool retain) OVERRIDE { m_shouldRetainAutocorrectionIndicator = retain; } shouldStopCaretBlinking()104 virtual bool shouldStopCaretBlinking() const OVERRIDE { return true; } setShouldPreventSpellChecking(bool prevent)105 void setShouldPreventSpellChecking(bool prevent) { m_shouldPreventSpellChecking = prevent; } 106 107 static void updateSelectionIfDifferentFromCurrentSelection(TypingCommand*, LocalFrame*); 108 109 void updatePreservesTypingStyle(ETypingCommand); 110 void markMisspellingsAfterTyping(ETypingCommand); 111 void typingAddedToOpenCommand(ETypingCommand); 112 bool makeEditableRootEmpty(); 113 updateCommandTypeOfOpenCommand(ETypingCommand typingCommand)114 void updateCommandTypeOfOpenCommand(ETypingCommand typingCommand) { m_commandType = typingCommand; } commandTypeOfOpenCommand()115 ETypingCommand commandTypeOfOpenCommand() const { return m_commandType; } 116 117 ETypingCommand m_commandType; 118 String m_textToInsert; 119 bool m_openForMoreTyping; 120 bool m_selectInsertedText; 121 bool m_smartDelete; 122 TextGranularity m_granularity; 123 TextCompositionType m_compositionType; 124 bool m_killRing; 125 bool m_preservesTypingStyle; 126 127 // Undoing a series of backward deletes will restore a selection around all of the 128 // characters that were deleted, but only if the typing command being undone 129 // was opened with a backward delete. 130 bool m_openedByBackwardDelete; 131 132 bool m_shouldRetainAutocorrectionIndicator; 133 bool m_shouldPreventSpellChecking; 134 }; 135 136 } // namespace WebCore 137 138 #endif // TypingCommand_h 139