mirror of
https://github.com/mozilla/gecko-dev.git
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151 lines
3.3 KiB
C++
151 lines
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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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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#include "nsMsgTxn.h"
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static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
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static NS_DEFINE_IID(kITransactionIID, NS_ITRANSACTION_IID);
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NS_IMPL_THREADSAFE_ADDREF(nsMsgTxn)
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NS_IMPL_THREADSAFE_RELEASE(nsMsgTxn)
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// note that aEditor is not refcounted
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nsMsgTxn::nsMsgTxn()
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{
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NS_INIT_REFCNT();
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m_txnType = 0;
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m_undoString = "Undo";
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m_redoString = "Redo";
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}
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nsMsgTxn::~nsMsgTxn()
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{
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}
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NS_IMETHODIMP nsMsgTxn::Do(void)
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{
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return NS_OK;
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}
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NS_IMETHODIMP nsMsgTxn::GetIsTransient(PRBool *aIsTransient)
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{
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if (nsnull!=aIsTransient)
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*aIsTransient = PR_FALSE;
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else
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return NS_ERROR_NULL_POINTER;
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return NS_OK;
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}
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NS_IMETHODIMP nsMsgTxn::Merge(PRBool *aDidMerge, nsITransaction *aTransaction)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP nsMsgTxn::Write(nsIOutputStream *aOutputStream)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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nsMsgTxn::QueryInterface(REFNSIID aIID, void** aInstancePtr)
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{
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if (NULL == aInstancePtr) {
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return NS_ERROR_NULL_POINTER;
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}
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if (aIID.Equals(kISupportsIID)) {
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*aInstancePtr = (void*)(nsISupports*)this;
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NS_ADDREF_THIS();
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return NS_OK;
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}
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if (aIID.Equals(kITransactionIID)) {
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*aInstancePtr = (void*)(nsITransaction*)this;
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NS_ADDREF_THIS();
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return NS_OK;
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}
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*aInstancePtr = 0;
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return NS_NOINTERFACE;
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}
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NS_IMETHODIMP nsMsgTxn::GetMsgWindow(nsIMsgWindow **msgWindow)
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{
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if (!msgWindow || !m_msgWindow)
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return NS_ERROR_NULL_POINTER;
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*msgWindow = m_msgWindow;
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NS_ADDREF (*msgWindow);
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return NS_OK;
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}
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NS_IMETHODIMP nsMsgTxn::SetMsgWindow(nsIMsgWindow *msgWindow)
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{
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m_msgWindow = msgWindow;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMsgTxn::SetUndoString(nsString *aString)
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{
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if (!aString) return NS_ERROR_NULL_POINTER;
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m_undoString = *aString;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMsgTxn::SetRedoString(nsString* aString)
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{
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if (!aString) return NS_ERROR_NULL_POINTER;
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m_redoString = *aString;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMsgTxn::GetUndoString(nsString* aString)
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{
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if (!aString) return NS_ERROR_NULL_POINTER;
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*aString = m_undoString;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMsgTxn::GetRedoString(nsString* aString)
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{
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if (!aString) return NS_ERROR_NULL_POINTER;
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*aString = m_redoString;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMsgTxn::GetTransactionType(PRUint32 *txnType)
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{
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if (!txnType)
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return NS_ERROR_NULL_POINTER;
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*txnType = m_txnType;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsMsgTxn::SetTransactionType(PRUint32 txnType)
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{
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m_txnType = txnType;
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return NS_OK;
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}
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