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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         virtual ~MutationEvent();
     35 
     36         enum attrChangeType {
     37             MODIFICATION    = 1,
     38             ADDITION        = 2,
     39             REMOVAL         = 3
     40         };
     41 
     42         static PassRefPtr<MutationEvent> create()
     43         {
     44             return adoptRef(new MutationEvent);
     45         }
     46 
     47         static PassRefPtr<MutationEvent> create(const AtomicString& type, bool canBubble, PassRefPtr<Node> relatedNode = 0,
     48             const String& prevValue = String(), const String& newValue = String(), const String& attrName = String(), unsigned short attrChange = 0)
     49         {
     50             return adoptRef(new MutationEvent(type, canBubble, false, relatedNode, prevValue, newValue, attrName, attrChange));
     51         }
     52 
     53         void initMutationEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<Node> relatedNode,
     54                                const String& prevValue, const String& newValue,
     55                                const String& attrName, unsigned short attrChange);
     56 
     57         Node* relatedNode() const { return m_relatedNode.get(); }
     58         String prevValue() const { return m_prevValue; }
     59         String newValue() const { return m_newValue; }
     60         String attrName() const { return m_attrName; }
     61         unsigned short attrChange() const { return m_attrChange; }
     62 
     63         virtual bool isMutationEvent() const;
     64 
     65     private:
     66         MutationEvent();
     67         MutationEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<Node> relatedNode,
     68                       const String& prevValue, const String& newValue,
     69                       const String& attrName, unsigned short attrChange);
     70 
     71         RefPtr<Node> m_relatedNode;
     72         String m_prevValue;
     73         String m_newValue;
     74         String m_attrName;
     75         unsigned short m_attrChange;
     76     };
     77 
     78 } // namespace WebCore
     79 
     80 #endif // MutationEvent_h
     81