pjs/editor/base/TransactionFactory.cpp

107 строки
3.9 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.
*/
#include "TransactionFactory.h"
// transactions this factory knows how to build
#include "EditAggregateTxn.h"
#include "InsertTextTxn.h"
#include "DeleteTextTxn.h"
#include "CreateElementTxn.h"
#include "InsertElementTxn.h"
#include "DeleteElementTxn.h"
#include "DeleteRangeTxn.h"
#include "ChangeAttributeTxn.h"
#include "SplitElementTxn.h"
#include "JoinElementTxn.h"
#include "InsertTableTxn.h"
#include "InsertTableCellTxn.h"
#include "InsertTableColumnTxn.h"
#include "InsertTableRowTxn.h"
#include "DeleteTableTxn.h"
#include "DeleteTableCellTxn.h"
#include "DeleteTableColumnTxn.h"
#include "DeleteTableRowTxn.h"
#include "JoinTableCellsTxn.h"
static NS_DEFINE_IID(kEditAggregateTxnIID, EDIT_AGGREGATE_TXN_IID);
static NS_DEFINE_IID(kInsertTextTxnIID, INSERT_TEXT_TXN_IID);
static NS_DEFINE_IID(kDeleteTextTxnIID, DELETE_TEXT_TXN_IID);
static NS_DEFINE_IID(kCreateElementTxnIID, CREATE_ELEMENT_TXN_IID);
static NS_DEFINE_IID(kInsertElementTxnIID, INSERT_ELEMENT_TXN_IID);
static NS_DEFINE_IID(kDeleteElementTxnIID, DELETE_ELEMENT_TXN_IID);
static NS_DEFINE_IID(kDeleteRangeTxnIID, DELETE_RANGE_TXN_IID);
static NS_DEFINE_IID(kChangeAttributeTxnIID,CHANGE_ATTRIBUTE_TXN_IID);
static NS_DEFINE_IID(kSplitElementTxnIID, SPLIT_ELEMENT_TXN_IID);
static NS_DEFINE_IID(kJoinElementTxnIID, JOIN_ELEMENT_TXN_IID);
static NS_DEFINE_IID(kInsertTableTxnIID, INSERT_TABLE_TXN_IID);
static NS_DEFINE_IID(kInsertTableCellTxnIID, INSERT_CELL_TXN_IID);
static NS_DEFINE_IID(kInsertTableColumnTxnIID, INSERT_COLUMN_TXN_IID);
static NS_DEFINE_IID(kInsertTableRowTxnIID, INSERT_ROW_TXN_IID);
static NS_DEFINE_IID(kDeleteTableTxnIID, DELETE_TABLE_TXN_IID);
static NS_DEFINE_IID(kDeleteTableCellTxnIID, DELETE_CELL_TXN_IID);
static NS_DEFINE_IID(kDeleteTableColumnTxnIID, DELETE_COLUMN_TXN_IID);
static NS_DEFINE_IID(kDeleteTableRowTxnIID, DELETE_ROW_TXN_IID);
static NS_DEFINE_IID(kJoinTableCellsTxnIID, JOIN_CELLS_TXN_IID);
TransactionFactory::TransactionFactory()
{
}
TransactionFactory::~TransactionFactory()
{
}
nsresult
TransactionFactory::GetNewTransaction(REFNSIID aTxnType, EditTxn **aResult)
{
nsresult result = NS_OK;
*aResult = nsnull;
if (aTxnType.Equals(kInsertTextTxnIID))
*aResult = new InsertTextTxn();
else if (aTxnType.Equals(kDeleteTextTxnIID))
*aResult = new DeleteTextTxn();
else if (aTxnType.Equals(kCreateElementTxnIID))
*aResult = new CreateElementTxn();
else if (aTxnType.Equals(kInsertElementTxnIID))
*aResult = new InsertElementTxn();
else if (aTxnType.Equals(kDeleteElementTxnIID))
*aResult = new DeleteElementTxn();
else if (aTxnType.Equals(kDeleteRangeTxnIID))
*aResult = new DeleteRangeTxn();
else if (aTxnType.Equals(kChangeAttributeTxnIID))
*aResult = new ChangeAttributeTxn();
else if (aTxnType.Equals(kSplitElementTxnIID))
*aResult = new SplitElementTxn();
else if (aTxnType.Equals(kJoinElementTxnIID))
*aResult = new JoinElementTxn();
else if (aTxnType.Equals(kEditAggregateTxnIID))
*aResult = new EditAggregateTxn();
else
result = NS_ERROR_NO_INTERFACE;
if (NS_SUCCEEDED(result) && nsnull==*aResult)
result = NS_ERROR_OUT_OF_MEMORY;
if (NS_SUCCEEDED(result))
NS_ADDREF(*aResult);
return result;
}