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 
create(Document * document,Type listType)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 
preservesTypingStyle()46     virtual bool preservesTypingStyle() const { return true; }
47 
48 private:
49     InsertListCommand(Document*, Type);
50 
51     virtual void doApply();
editingAction()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