gecko-dev/rdf/chrome/build/nsChromeFactory.cpp

123 строки
3.8 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 "nsIServiceManager.h"
#include "nsIComponentManager.h"
#include "nsIGenericFactory.h"
#include "nsIChromeRegistry.h"
#include "nscore.h"
#include "rdf.h"
#ifdef NECKO
#include "nsChromeProtocolHandler.h"
#endif
static NS_DEFINE_CID(kComponentManagerCID, NS_COMPONENTMANAGER_CID);
static NS_DEFINE_CID(kGenericFactoryCID, NS_GENERICFACTORY_CID);
static NS_DEFINE_CID(kChromeRegistryCID, NS_CHROMEREGISTRY_CID);
#ifdef NECKO
static NS_DEFINE_CID(kChromeProtocolHandlerCID, NS_CHROMEPROTOCOLHANDLER_CID);
#endif
static NS_IMETHODIMP
NS_ConstructChromeRegistry(nsISupports *aOuter, REFNSIID aIID, void **aResult)
{
nsresult rv;
NS_ASSERTION(aOuter == nsnull, "no aggregation");
nsIChromeRegistry* chromeRegistry;
rv = NS_NewChromeRegistry(&chromeRegistry);
if (NS_FAILED(rv)) {
NS_ERROR("Unable to construct chrome registry");
return rv;
}
rv = chromeRegistry->QueryInterface(aIID, aResult);
NS_ASSERTION(NS_SUCCEEDED(rv), "unable to find correct interface");
NS_RELEASE(chromeRegistry);
return rv;
}
extern "C" PR_IMPLEMENT(nsresult)
NSGetFactory(nsISupports* aServMgr,
const nsCID &aClass,
const char *aClassName,
const char *aProgID,
nsIFactory **aFactory)
{
nsresult rv;
NS_ASSERTION(aFactory != nsnull, "bad factory pointer");
nsIGenericFactory* fact;
if (aClass.Equals(kChromeRegistryCID)) {
rv = NS_NewGenericFactory(&fact, NS_ConstructChromeRegistry);
}
#ifdef NECKO
else if (aClass.Equals(kChromeProtocolHandlerCID)) {
rv = NS_NewGenericFactory(&fact, nsChromeProtocolHandler::Create);
}
#endif
else {
rv = NS_ERROR_FAILURE;
}
if (NS_SUCCEEDED(rv))
*aFactory = fact;
return rv;
}
extern "C" PR_IMPLEMENT(nsresult)
NSRegisterSelf(nsISupports* aServMgr , const char* aPath)
{
nsresult rv;
NS_WITH_SERVICE1(nsIComponentManager, compMgr,
aServMgr, kComponentManagerCID, &rv);
if (NS_FAILED(rv)) return rv;
rv = compMgr->RegisterComponent(kChromeRegistryCID,
"Chrome Registry",
NS_RDF_DATASOURCE_PROGID_PREFIX "chrome",
aPath,
PR_TRUE, PR_TRUE);
#ifdef NECKO
if (NS_FAILED(rv)) return rv;
rv = compMgr->RegisterComponent(kChromeProtocolHandlerCID,
"Chrome Protocol Handler",
NS_NETWORK_PROTOCOL_PROGID_PREFIX "chrome",
aPath, PR_TRUE, PR_TRUE);
#endif
return rv;
}
extern "C" PR_IMPLEMENT(nsresult)
NSUnregisterSelf(nsISupports* aServMgr, const char* aPath)
{
nsresult rv;
NS_WITH_SERVICE1(nsIComponentManager, compMgr,
aServMgr, kComponentManagerCID, &rv);
if (NS_FAILED(rv)) return rv;
rv = compMgr->UnregisterComponent(kChromeRegistryCID, aPath);
#ifdef NECKO
if (NS_FAILED(rv)) return rv;
rv = compMgr->UnregisterComponent(kChromeProtocolHandlerCID, aPath);
#endif
return rv;
}