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      1 /*
      2  * Copyright (C) 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 InsertListCommand_h
     27 #define InsertListCommand_h
     28 
     29 #include "CompositeEditCommand.h"
     30 
     31 namespace WebCore {
     32 
     33 class HTMLElement;
     34 
     35 class InsertListCommand : public CompositeEditCommand {
     36 public:
     37     enum Type { OrderedList, UnorderedList };
     38 
     39     static PassRefPtr<InsertListCommand> create(Document* document, Type listType)
     40     {
     41         return adoptRef(new InsertListCommand(document, listType));
     42     }
     43 
     44     static PassRefPtr<HTMLElement> insertList(Document*, Type);
     45 
     46     virtual bool preservesTypingStyle() const { return true; }
     47 
     48 private:
     49     InsertListCommand(Document*, Type);
     50 
     51     virtual void doApply();
     52     virtual EditAction editingAction() const { return EditActionInsertList; }
     53 
     54     HTMLElement* fixOrphanedListChild(Node*);
     55     bool selectionHasListOfType(const VisibleSelection& selection, const QualifiedName&);
     56     PassRefPtr<HTMLElement> mergeWithNeighboringLists(PassRefPtr<HTMLElement>);
     57     void doApplyForSingleParagraph(bool forceCreateList, const QualifiedName&, Range* currentSelection);
     58     void unlistifyParagraph(const VisiblePosition& originalStart, HTMLElement* listNode, Node* listChildNode);
     59     PassRefPtr<HTMLElement> listifyParagraph(const VisiblePosition& originalStart, const QualifiedName& listTag);
     60     RefPtr<HTMLElement> m_listElement;
     61     Type m_type;
     62 };
     63 
     64 } // namespace WebCore
     65 
     66 #endif // InsertListCommand_h
     67