Mozilla/mozilla/xpfc/msg/test/src/nsMsgTestFactory.cpp
dmose%mozilla.org ce50f7d151 updated license boilerplate to xPL 1.1, a=chofmann@netscape.com,r=endico@mozilla.org
git-svn-id: svn://10.0.0.236/trunk@52900 18797224-902f-48f8-a5cc-f745e15eee43
1999-11-06 02:47:15 +00:00

120 lines
3.0 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 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#include "nscore.h"
#include "nsIFactory.h"
#include "nsISupports.h"
#include "nsMsgTestCIID.h"
#include "nsMsgTest.h"
#include "nsMsgTestFactory.h"
static NS_DEFINE_IID(kCMsgTest, NS_MSGTEST_CID);
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
static NS_DEFINE_IID(kIFactoryIID, NS_IFACTORY_IID);
nsMsgTestFactory::nsMsgTestFactory(const nsCID &aClass)
{
mRefCnt = 0;
mClassID = aClass;
}
nsMsgTestFactory::~nsMsgTestFactory()
{
NS_ASSERTION(mRefCnt == 0, "non-zero refcnt at destruction");
}
nsresult nsMsgTestFactory::QueryInterface(const nsIID &aIID,
void **aResult)
{
if (aResult == NULL) {
return NS_ERROR_NULL_POINTER;
}
// Always NULL result, in case of failure
*aResult = NULL;
if (aIID.Equals(kISupportsIID)) {
*aResult = (void *)(nsISupports*)this;
} else if (aIID.Equals(kIFactoryIID)) {
*aResult = (void *)(nsIFactory*)this;
}
if (*aResult == NULL) {
return NS_NOINTERFACE;
}
AddRef(); // Increase reference count for caller
return NS_OK;
}
nsrefcnt nsMsgTestFactory::AddRef()
{
return ++mRefCnt;
}
nsrefcnt nsMsgTestFactory::Release()
{
if (--mRefCnt == 0) {
delete this;
return 0; // Don't access mRefCnt after deleting!
}
return mRefCnt;
}
nsresult nsMsgTestFactory::CreateInstance(nsISupports *aOuter,
const nsIID &aIID,
void **aResult)
{
if (aResult == NULL) {
return NS_ERROR_NULL_POINTER;
}
*aResult = NULL;
nsISupports *inst = nsnull;
if (aIID.Equals(kCMsgTest)) {
inst = (nsISupports *)(nsIApplicationShell *)new nsMsgTest();
}
if (inst == NULL) {
return NS_ERROR_OUT_OF_MEMORY;
}
nsresult res = inst->QueryInterface(aIID, aResult);
if (res != NS_OK) {
// We didn't get the right interface, so clean up
delete inst;
}
return res;
}
nsresult nsMsgTestFactory::LockFactory(PRBool aLock)
{
// Not implemented in simplest case.
return NS_OK;
}