/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla 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/MPL/ * * 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 XPCOM. * * 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 of 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 * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ #ifndef nsServiceManagerUtils_h__ #define nsServiceManagerUtils_h__ #include "nsIServiceManager.h" #include "nsCOMPtr.h" inline const nsGetServiceByCID do_GetService(const nsCID& aCID) { return nsGetServiceByCID(aCID); } inline const nsGetServiceByCIDWithError do_GetService(const nsCID& aCID, nsresult* error) { return nsGetServiceByCIDWithError(aCID, error); } inline const nsGetServiceByContractID do_GetService(const char* aContractID) { return nsGetServiceByContractID(aContractID); } inline const nsGetServiceByContractIDWithError do_GetService( const char* aContractID, nsresult* error) { return nsGetServiceByContractIDWithError(aContractID, error); } class nsGetServiceFromCategory : public nsCOMPtr_helper { public: nsGetServiceFromCategory(const char* aCategory, const char* aEntry, nsresult* aErrorPtr) : mCategory(aCategory), mEntry(aEntry), mErrorPtr(aErrorPtr) { // nothing else to do } virtual nsresult NS_FASTCALL operator()( const nsIID&, void** ) const; protected: const char* mCategory; const char* mEntry; nsresult* mErrorPtr; }; inline const nsGetServiceFromCategory do_GetServiceFromCategory( const char* category, const char* entry, nsresult* error = 0) { return nsGetServiceFromCategory(category, entry, error); } NS_COM_GLUE nsresult CallGetService(const nsCID &aClass, const nsIID &aIID, void **aResult); NS_COM_GLUE nsresult CallGetService(const char *aContractID, const nsIID &aIID, void **aResult); // type-safe shortcuts for calling |GetService| template <class DestinationType> inline nsresult CallGetService( const nsCID &aClass, DestinationType** aDestination) { NS_PRECONDITION(aDestination, "null parameter"); return CallGetService(aClass, NS_GET_TEMPLATE_IID(DestinationType), reinterpret_cast<void**>(aDestination)); } template <class DestinationType> inline nsresult CallGetService( const char *aContractID, DestinationType** aDestination) { NS_PRECONDITION(aContractID, "null parameter"); NS_PRECONDITION(aDestination, "null parameter"); return CallGetService(aContractID, NS_GET_TEMPLATE_IID(DestinationType), reinterpret_cast<void**>(aDestination)); } #endif