зеркало из https://github.com/mozilla/pjs.git
79 строки
2.0 KiB
C
79 строки
2.0 KiB
C
|
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
||
|
|
*
|
||
|
|
* The contents of this file are subject to the Netscape Public License
|
||
|
|
* Version 1.0 (the "NPL"); you may not use this file except in
|
||
|
|
* compliance with the NPL. You may obtain a copy of the NPL at
|
||
|
|
* http://www.mozilla.org/NPL/
|
||
|
|
*
|
||
|
|
* Software distributed under the NPL is distributed on an "AS IS" basis,
|
||
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
|
||
|
|
* for the specific language governing rights and limitations under the
|
||
|
|
* NPL.
|
||
|
|
*
|
||
|
|
* The Initial Developer of this code under the NPL is Netscape
|
||
|
|
* Communications Corporation. Portions created by Netscape are
|
||
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
|
||
|
|
* Reserved.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef DeleteElementTxn_h__
|
||
|
|
#define DeleteElementTxn_h__
|
||
|
|
|
||
|
|
#include "EditTxn.h"
|
||
|
|
#include "nsIDOMNode.h"
|
||
|
|
#include "nsCOMPtr.h"
|
||
|
|
|
||
|
|
class nsIDOMDocument;
|
||
|
|
class nsIDOMElement;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* A transaction that deletes a single element
|
||
|
|
*/
|
||
|
|
class DeleteElementTxn : public EditTxn
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
|
||
|
|
DeleteElementTxn(nsEditor *aEditor,
|
||
|
|
nsIDOMDocument *aDoc,
|
||
|
|
nsIDOMNode *aElement,
|
||
|
|
nsIDOMNode *aParent);
|
||
|
|
|
||
|
|
virtual ~DeleteElementTxn();
|
||
|
|
|
||
|
|
virtual nsresult Do(void);
|
||
|
|
|
||
|
|
virtual nsresult Undo(void);
|
||
|
|
|
||
|
|
virtual nsresult Redo(void);
|
||
|
|
|
||
|
|
virtual nsresult GetIsTransient(PRBool *aIsTransient);
|
||
|
|
|
||
|
|
virtual nsresult Merge(PRBool *aDidMerge, nsITransaction *aTransaction);
|
||
|
|
|
||
|
|
virtual nsresult Write(nsIOutputStream *aOutputStream);
|
||
|
|
|
||
|
|
virtual nsresult GetUndoString(nsString **aString);
|
||
|
|
|
||
|
|
virtual nsresult GetRedoString(nsString **aString);
|
||
|
|
|
||
|
|
protected:
|
||
|
|
|
||
|
|
/** the document into which the new node will be inserted */
|
||
|
|
nsIDOMDocument *mDoc;
|
||
|
|
|
||
|
|
/** the element to delete */
|
||
|
|
nsIDOMNode *mElement;
|
||
|
|
|
||
|
|
/** the node into which the new node will be inserted */
|
||
|
|
nsIDOMNode *mParent;
|
||
|
|
|
||
|
|
/** the index in mParent for the new node */
|
||
|
|
PRUint32 mOffsetInParent;
|
||
|
|
|
||
|
|
/** the node we will insert mNewNode before. We compute this ourselves. */
|
||
|
|
nsCOMPtr<nsIDOMNode> mRefNode;
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif
|