gecko/content/events/public/nsMutationEvent.h
2012-05-21 12:12:37 +01:00

54 lines
2.1 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsMutationEvent_h__
#define nsMutationEvent_h__
#include "nsGUIEvent.h"
#include "nsIDOMNode.h"
#include "nsIAtom.h"
#include "nsIDOMEventTarget.h"
#include "nsIContent.h"
class nsMutationEvent : public nsEvent
{
public:
nsMutationEvent(bool isTrusted, PRUint32 msg)
: nsEvent(isTrusted, msg, NS_MUTATION_EVENT),
mAttrChange(0)
{
flags |= NS_EVENT_FLAG_CANT_CANCEL;
}
nsCOMPtr<nsIDOMNode> mRelatedNode;
nsCOMPtr<nsIAtom> mAttrName;
nsCOMPtr<nsIAtom> mPrevAttrValue;
nsCOMPtr<nsIAtom> mNewAttrValue;
unsigned short mAttrChange;
};
#define NS_MUTATION_START 1800
#define NS_MUTATION_SUBTREEMODIFIED (NS_MUTATION_START)
#define NS_MUTATION_NODEINSERTED (NS_MUTATION_START+1)
#define NS_MUTATION_NODEREMOVED (NS_MUTATION_START+2)
#define NS_MUTATION_NODEREMOVEDFROMDOCUMENT (NS_MUTATION_START+3)
#define NS_MUTATION_NODEINSERTEDINTODOCUMENT (NS_MUTATION_START+4)
#define NS_MUTATION_ATTRMODIFIED (NS_MUTATION_START+5)
#define NS_MUTATION_CHARACTERDATAMODIFIED (NS_MUTATION_START+6)
#define NS_MUTATION_END (NS_MUTATION_START+6)
// Bits are actually checked to optimize mutation event firing.
// That's why I don't number from 0x00. The first event should
// always be 0x01.
#define NS_EVENT_BITS_MUTATION_SUBTREEMODIFIED 0x01
#define NS_EVENT_BITS_MUTATION_NODEINSERTED 0x02
#define NS_EVENT_BITS_MUTATION_NODEREMOVED 0x04
#define NS_EVENT_BITS_MUTATION_NODEREMOVEDFROMDOCUMENT 0x08
#define NS_EVENT_BITS_MUTATION_NODEINSERTEDINTODOCUMENT 0x10
#define NS_EVENT_BITS_MUTATION_ATTRMODIFIED 0x20
#define NS_EVENT_BITS_MUTATION_CHARACTERDATAMODIFIED 0x40
#endif // nsMutationEvent_h__