зеркало из https://github.com/mozilla/gecko-dev.git
89 строки
2.3 KiB
C++
89 строки
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998-1999 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#ifndef InsertElementTxn_h__
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#define InsertElementTxn_h__
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#include "EditTxn.h"
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#include "nsIEditor.h"
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#include "nsIDOMNode.h"
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#include "nsCOMPtr.h"
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#define INSERT_ELEMENT_TXN_CID \
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{/* b5762440-cbb0-11d2-86db-000064657374 */ \
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0xb5762440, 0xcbb0, 0x11d2, \
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{0x86, 0xdb, 0x0, 0x0, 0x64, 0x65, 0x73, 0x74} }
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/**
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* A transaction that inserts a single element
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*/
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class InsertElementTxn : public EditTxn
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{
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public:
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static const nsIID& GetCID() { static nsIID iid = INSERT_ELEMENT_TXN_CID; return iid; }
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/** initialize the transaction.
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* @param aNode the node to insert
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* @param aParent the node to insert into
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* @param aOffset the offset in aParent to insert aNode
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*/
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NS_IMETHOD Init(nsIDOMNode *aNode,
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nsIDOMNode *aParent,
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PRInt32 aOffset,
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nsIEditor *aEditor);
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private:
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InsertElementTxn();
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public:
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virtual ~InsertElementTxn();
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NS_IMETHOD DoTransaction(void);
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NS_IMETHOD UndoTransaction(void);
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NS_IMETHOD Merge(nsITransaction *aTransaction, PRBool *aDidMerge);
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NS_IMETHOD GetTxnDescription(nsAWritableString& aTxnDescription);
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protected:
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/** the element to insert */
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nsCOMPtr<nsIDOMNode> mNode;
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/** the node into which the new node will be inserted */
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nsCOMPtr<nsIDOMNode> mParent;
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/** the editor for this transaction */
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nsIEditor* mEditor;
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/** the index in mParent for the new node */
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PRInt32 mOffset;
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friend class TransactionFactory;
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};
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#endif
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