1 /* 2 * Copyright (C) 2005, 2006, 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 ReplaceSelectionCommand_h 27 #define ReplaceSelectionCommand_h 28 29 #include "CompositeEditCommand.h" 30 31 namespace WebCore { 32 33 class DocumentFragment; 34 class EditingStyle; 35 class ReplacementFragment; 36 37 class ReplaceSelectionCommand : public CompositeEditCommand { 38 public: 39 enum CommandOption { 40 SelectReplacement = 1 << 0, 41 SmartReplace = 1 << 1, 42 MatchStyle = 1 << 2, 43 PreventNesting = 1 << 3, 44 MovingParagraph = 1 << 4 45 }; 46 47 typedef unsigned CommandOptions; 48 49 static PassRefPtr<ReplaceSelectionCommand> create(Document* document, PassRefPtr<DocumentFragment> fragment, CommandOptions options, EditAction action = EditActionPaste) 50 { 51 return adoptRef(new ReplaceSelectionCommand(document, fragment, options, action)); 52 } 53 54 private: 55 ReplaceSelectionCommand(Document*, PassRefPtr<DocumentFragment>, CommandOptions, EditAction); 56 57 virtual void doApply(); 58 virtual EditAction editingAction() const; 59 60 void completeHTMLReplacement(const Position& lastPositionToSelect); 61 62 void insertNodeAfterAndUpdateNodesInserted(PassRefPtr<Node> insertChild, Node* refChild); 63 void insertNodeAtAndUpdateNodesInserted(PassRefPtr<Node>, const Position&); 64 void insertNodeBeforeAndUpdateNodesInserted(PassRefPtr<Node> insertChild, Node* refChild); 65 Node* insertAsListItems(PassRefPtr<Node>, Node* insertionNode, const Position&); 66 67 void updateNodesInserted(Node*); 68 bool shouldRemoveEndBR(Node*, const VisiblePosition&); 69 70 bool shouldMergeStart(bool, bool, bool); 71 bool shouldMergeEnd(bool selectEndWasEndOfParagraph); 72 bool shouldMerge(const VisiblePosition&, const VisiblePosition&); 73 74 void mergeEndIfNeeded(); 75 76 void removeUnrenderedTextNodesAtEnds(); 77 78 void negateStyleRulesThatAffectAppearance(); 79 void handleStyleSpans(); 80 void copyStyleToChildren(Node* parentNode, const CSSMutableStyleDeclaration* parentStyle); 81 void handlePasteAsQuotationNode(); 82 83 virtual void removeNodePreservingChildren(Node*); 84 virtual void removeNodeAndPruneAncestors(Node*); 85 86 VisiblePosition positionAtStartOfInsertedContent(); 87 VisiblePosition positionAtEndOfInsertedContent(); 88 89 bool performTrivialReplace(const ReplacementFragment&); 90 91 RefPtr<Node> m_firstNodeInserted; 92 RefPtr<Node> m_lastLeafInserted; 93 RefPtr<EditingStyle> m_insertionStyle; 94 bool m_selectReplacement; 95 bool m_smartReplace; 96 bool m_matchStyle; 97 RefPtr<DocumentFragment> m_documentFragment; 98 bool m_preventNesting; 99 bool m_movingParagraph; 100 EditAction m_editAction; 101 bool m_shouldMergeEnd; 102 }; 103 104 } // namespace WebCore 105 106 #endif // ReplaceSelectionCommand_h 107