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      1 /*
      2  * Copyright (C) 2001 Peter Kelly (pmk (at) post.com)
      3  * Copyright (C) 2001 Tobias Anton (anton (at) stud.fbi.fh-darmstadt.de)
      4  * Copyright (C) 2006 Samuel Weinig (sam.weinig (at) gmail.com)
      5  * Copyright (C) 2003, 2004, 2005, 2006, 2008 Apple Inc. All rights reserved.
      6  *
      7  * This library is free software; you can redistribute it and/or
      8  * modify it under the terms of the GNU Library General Public
      9  * License as published by the Free Software Foundation; either
     10  * version 2 of the License, or (at your option) any later version.
     11  *
     12  * This library is distributed in the hope that it will be useful,
     13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     15  * Library General Public License for more details.
     16  *
     17  * You should have received a copy of the GNU Library General Public License
     18  * along with this library; see the file COPYING.LIB.  If not, write to
     19  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     20  * Boston, MA 02110-1301, USA.
     21  *
     22  */
     23 
     24 #ifndef MutationEvent_h
     25 #define MutationEvent_h
     26 
     27 #include "Event.h"
     28 #include "Node.h"
     29 
     30 namespace WebCore {
     31 
     32     class MutationEvent : public Event {
     33     public:
     34         enum attrChangeType {
     35             MODIFICATION    = 1,
     36             ADDITION        = 2,
     37             REMOVAL         = 3
     38         };
     39 
     40         static PassRefPtr<MutationEvent> create()
     41         {
     42             return adoptRef(new MutationEvent);
     43         }
     44 
     45         static PassRefPtr<MutationEvent> create(const AtomicString& type, bool canBubble, PassRefPtr<Node> relatedNode = 0,
     46             const String& prevValue = String(), const String& newValue = String(), const String& attrName = String(), unsigned short attrChange = 0)
     47         {
     48             return adoptRef(new MutationEvent(type, canBubble, false, relatedNode, prevValue, newValue, attrName, attrChange));
     49         }
     50 
     51         void initMutationEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<Node> relatedNode,
     52                                const String& prevValue, const String& newValue,
     53                                const String& attrName, unsigned short attrChange);
     54 
     55         Node* relatedNode() const { return m_relatedNode.get(); }
     56         String prevValue() const { return m_prevValue; }
     57         String newValue() const { return m_newValue; }
     58         String attrName() const { return m_attrName; }
     59         unsigned short attrChange() const { return m_attrChange; }
     60 
     61         virtual bool isMutationEvent() const;
     62 
     63     private:
     64         MutationEvent();
     65         MutationEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<Node> relatedNode,
     66                       const String& prevValue, const String& newValue,
     67                       const String& attrName, unsigned short attrChange);
     68 
     69         RefPtr<Node> m_relatedNode;
     70         String m_prevValue;
     71         String m_newValue;
     72         String m_attrName;
     73         unsigned short m_attrChange;
     74     };
     75 
     76 } // namespace WebCore
     77 
     78 #endif // MutationEvent_h
     79