gecko-dev/xpcom/glue/nsComponentManagerUtils.cpp

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* 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 the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
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#ifndef nsXPCOM_h__
#include "nsXPCOM.h"
#endif
#ifndef nsCOMPtr_h__
#include "nsCOMPtr.h"
#endif
#include "nsComponentManagerUtils.h"
#include "nsIServiceManagerUtils.h"
nsresult
nsCreateInstanceByCID::operator()( const nsIID& aIID, void** aInstancePtr ) const
{
nsCOMPtr<nsIComponentManager> compMgr;
nsresult status = NS_GetComponentManager(getter_AddRefs(compMgr));
if (compMgr)
status = compMgr->CreateInstance(mCID, mOuter, aIID, aInstancePtr);
else if (NS_SUCCEEDED(status))
status = NS_ERROR_UNEXPECTED;
if ( NS_FAILED(status) )
*aInstancePtr = 0;
if ( mErrorPtr )
*mErrorPtr = status;
return status;
}
nsresult
nsCreateInstanceByContractID::operator()( const nsIID& aIID, void** aInstancePtr ) const
{
nsresult status;
if ( mContractID ) {
nsCOMPtr<nsIComponentManager> compMgr;
status = NS_GetComponentManager(getter_AddRefs(compMgr));
if (compMgr)
status = compMgr->CreateInstanceByContractID(mContractID, mOuter,
aIID, aInstancePtr);
else if (NS_SUCCEEDED(status))
status = NS_ERROR_UNEXPECTED;
}
else
status = NS_ERROR_NULL_POINTER;
if (NS_FAILED(status))
*aInstancePtr = 0;
if ( mErrorPtr )
*mErrorPtr = status;
return status;
}
nsresult
nsGetServiceByCID::operator()( const nsIID& aIID, void** aInstancePtr ) const
{
nsresult status = NS_ERROR_FAILURE;
if ( mServiceManager ) {
status = mServiceManager->GetService(mCID, aIID, (void**)aInstancePtr);
} else {
nsCOMPtr<nsIServiceManager> mgr;
NS_GetServiceManager(getter_AddRefs(mgr));
if (mgr)
status = mgr->GetService(mCID, aIID, (void**)aInstancePtr);
}
if ( NS_FAILED(status) )
*aInstancePtr = 0;
if ( mErrorPtr )
*mErrorPtr = status;
return status;
}
nsresult
nsGetServiceByContractID::operator()( const nsIID& aIID, void** aInstancePtr ) const
{
nsresult status = NS_ERROR_FAILURE;
if ( mServiceManager ) {
status = mServiceManager->GetServiceByContractID(mContractID, aIID, (void**)aInstancePtr);
} else {
nsCOMPtr<nsIServiceManager> mgr;
NS_GetServiceManager(getter_AddRefs(mgr));
if (mgr)
status = mgr->GetServiceByContractID(mContractID, aIID, (void**)aInstancePtr);
}
if ( NS_FAILED(status) )
*aInstancePtr = 0;
if ( mErrorPtr )
*mErrorPtr = status;
return status;
}