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37 :
38 : #ifndef nsMutationEvent_h__
39 : #define nsMutationEvent_h__
40 :
41 : #include "nsGUIEvent.h"
42 : #include "nsIDOMNode.h"
43 : #include "nsIAtom.h"
44 : #include "nsIDOMEventTarget.h"
45 : #include "nsIContent.h"
46 :
47 : class nsMutationEvent : public nsEvent
48 88 : {
49 : public:
50 88 : nsMutationEvent(bool isTrusted, PRUint32 msg)
51 : : nsEvent(isTrusted, msg, NS_MUTATION_EVENT),
52 88 : mAttrChange(0)
53 : {
54 88 : flags |= NS_EVENT_FLAG_CANT_CANCEL;
55 88 : }
56 :
57 : nsCOMPtr<nsIDOMNode> mRelatedNode;
58 : nsCOMPtr<nsIAtom> mAttrName;
59 : nsCOMPtr<nsIAtom> mPrevAttrValue;
60 : nsCOMPtr<nsIAtom> mNewAttrValue;
61 : unsigned short mAttrChange;
62 : };
63 :
64 : #define NS_MUTATION_START 1800
65 : #define NS_MUTATION_SUBTREEMODIFIED (NS_MUTATION_START)
66 : #define NS_MUTATION_NODEINSERTED (NS_MUTATION_START+1)
67 : #define NS_MUTATION_NODEREMOVED (NS_MUTATION_START+2)
68 : #define NS_MUTATION_NODEREMOVEDFROMDOCUMENT (NS_MUTATION_START+3)
69 : #define NS_MUTATION_NODEINSERTEDINTODOCUMENT (NS_MUTATION_START+4)
70 : #define NS_MUTATION_ATTRMODIFIED (NS_MUTATION_START+5)
71 : #define NS_MUTATION_CHARACTERDATAMODIFIED (NS_MUTATION_START+6)
72 : #define NS_MUTATION_END (NS_MUTATION_START+6)
73 :
74 : // Bits are actually checked to optimize mutation event firing.
75 : // That's why I don't number from 0x00. The first event should
76 : // always be 0x01.
77 : #define NS_EVENT_BITS_MUTATION_SUBTREEMODIFIED 0x01
78 : #define NS_EVENT_BITS_MUTATION_NODEINSERTED 0x02
79 : #define NS_EVENT_BITS_MUTATION_NODEREMOVED 0x04
80 : #define NS_EVENT_BITS_MUTATION_NODEREMOVEDFROMDOCUMENT 0x08
81 : #define NS_EVENT_BITS_MUTATION_NODEINSERTEDINTODOCUMENT 0x10
82 : #define NS_EVENT_BITS_MUTATION_ATTRMODIFIED 0x20
83 : #define NS_EVENT_BITS_MUTATION_CHARACTERDATAMODIFIED 0x40
84 :
85 : #endif // nsMutationEvent_h__
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