Mozilla/mozilla/caps/src/nsCCapsManagerFactory.cpp
sudu%netscape.com a0b23975e0 New xpcom caps manager apis
git-svn-id: svn://10.0.0.236/trunk@10276 18797224-902f-48f8-a5cc-f745e15eee43
1998-09-17 18:12:32 +00:00

119 lines
3.3 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* 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 "prtypes.h"
#include "nspr.h"
#include "prmem.h"
#include "prmon.h"
#include "prlog.h"
#include "nsCCapsManager.h"
#include "nsCCapsManagerFactory.h"
#include "nsRepository.h"
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
static NS_DEFINE_IID(kIFactoryIID, NS_IFACTORY_IID);
nsIFactory *nsCCapsManagerFactory::m_pNSIFactory = NULL;
////////////////////////////////////////////////////////////////////////////
// from nsISupports
NS_METHOD
nsCCapsManagerFactory::QueryInterface(const nsIID& aIID, void** aInstancePtr)
{
PR_ASSERT(NULL != aInstancePtr);
if (NULL == aInstancePtr) {
return NS_ERROR_NULL_POINTER;
}
if (aIID.Equals(kIFactoryIID) ||
aIID.Equals(kISupportsIID)) {
*aInstancePtr = (void*) this;
AddRef();
return NS_OK;
}
return NS_NOINTERFACE;
}
NS_IMPL_ADDREF(nsCCapsManagerFactory)
NS_IMPL_RELEASE(nsCCapsManagerFactory)
////////////////////////////////////////////////////////////////////////////
// from nsIFactory:
NS_METHOD
nsCCapsManagerFactory::CreateInstance(nsISupports *aOuter, REFNSIID aIID, void **aResult)
{
nsCCapsManager *pNSCCapsManager = NULL;
*aResult = NULL;
if (aOuter && !aIID.Equals(kISupportsIID))
return NS_NOINTERFACE; // XXX right error?
pNSCCapsManager = new nsCCapsManager(aOuter);
if (pNSCCapsManager->QueryInterface(aIID,
(void**)aResult) != NS_OK) {
// then we're trying get a interface other than nsISupports and
// nsICapsManager
return NS_ERROR_FAILURE;
}
return NS_OK;
}
NS_METHOD
nsCCapsManagerFactory::LockFactory(PRBool aLock)
{
return NS_OK;
}
////////////////////////////////////////////////////////////////////////////
// from nsCCapsManagerFactory:
nsCCapsManagerFactory::nsCCapsManagerFactory(void)
{
if( m_pNSIFactory != NULL)
{
return;
}
NS_INIT_REFCNT();
nsresult err = NS_OK;
NS_DEFINE_IID(kIFactoryIID, NS_IFACTORY_IID);
err = this->QueryInterface(kIFactoryIID, (void**)&m_pNSIFactory);
if ( (err == NS_OK) && (m_pNSIFactory != NULL) )
{
NS_DEFINE_CID(kCCapsManagerCID, NS_CCAPSMANAGER_CID);
nsRepository::RegisterFactory(kCCapsManagerCID, m_pNSIFactory,
PR_FALSE);
}
}
nsCCapsManagerFactory::~nsCCapsManagerFactory()
{
if(mRefCnt == 0)
{
NS_DEFINE_CID(kCCapsManagerCID, NS_CCAPSMANAGER_CID);
nsRepository::UnregisterFactory(kCCapsManagerCID, (nsIFactory *)m_pNSIFactory);
}
}