third_party/WebKit/Source/core/events/MutationEvent.h

   1 /*
   2  * Copyright (C) 2001 Peter Kelly (pmk@post.com)
   3  * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de)
   4  * Copyright (C) 2006 Samuel Weinig (sam.weinig@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 "core/events/Event.h"
  28 #include "core/dom/Node.h"
  29
  30 namespace blink {
  31
  32 class MutationEvent final : public Event {
  33     DEFINE_WRAPPERTYPEINFO();
  34 public:
  35     ~MutationEvent() override;
  36
  37     enum AttrChangeType {
  38         MODIFICATION    = 1, // NOLINT
  39         ADDITION        = 2, // NOLINT
  40         REMOVAL         = 3  // NOLINT
  41     };
  42
  43     static PassRefPtrWillBeRawPtr<MutationEvent> create()
  44     {
  45         return adoptRefWillBeNoop(new MutationEvent);
  46     }
  47
  48     static PassRefPtrWillBeRawPtr<MutationEvent> create(
  49         const AtomicString& type, bool canBubble, PassRefPtrWillBeRawPtr<Node> relatedNode = nullptr,
  50         const String& prevValue = String(), const String& newValue = String(), const String& attrName = String(), unsigned short attrChange = 0)
  51     {
  52         return adoptRefWillBeNoop(new MutationEvent(type, canBubble, false, relatedNode, prevValue, newValue, attrName, attrChange));
  53     }
  54
  55     void initMutationEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtrWillBeRawPtr<Node> relatedNode, const String& prevValue, const String& newValue, 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     const AtomicString& interfaceName() const override;
  64
  65     DECLARE_VIRTUAL_TRACE();
  66
  67 private:
  68     MutationEvent();
  69     MutationEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtrWillBeRawPtr<Node> relatedNode, const String& prevValue, const String& newValue, const String& attrName, unsigned short attrChange);
  70
  71     RefPtrWillBeMember<Node> m_relatedNode;
  72     String m_prevValue;
  73     String m_newValue;
  74     String m_attrName;
  75     unsigned short m_attrChange;
  76 };
  77
  78 } // namespace blink
  79
  80 #endif // MutationEvent_h