nsIFactory.idl
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- /* -*- Mode: IDL; tab-width: 4; 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 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 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 ***** */
- #include "nsISupports.idl"
- /**
- * A class factory allows the creation of nsISupports derived
- * components without specifying a concrete base class.
- *
- * @status FROZEN
- */
- [scriptable, object, uuid(00000001-0000-0000-c000-000000000046)]
- interface nsIFactory : nsISupports {
- /**
- * Creates an instance of a component.
- *
- * @param aOuter Pointer to a component that wishes to be aggregated
- * in the resulting instance. This will be nsnull if no
- * aggregation is requested.
- * @param iid The IID of the interface being requested in
- * the component which is being currently created.
- * @param result [out] Pointer to the newly created instance, if successful.
- * @return NS_OK - Component successfully created and the interface
- * being requested was successfully returned in result.
- * NS_NOINTERFACE - Interface not accessible.
- * NS_ERROR_NO_AGGREGATION - if an 'outer' object is supplied, but the
- * component is not aggregatable.
- * NS_ERROR* - Method failure.
- */
- void createInstance(in nsISupports aOuter, in nsIIDRef iid,
- [retval, iid_is(iid)] out nsQIResult result);
- /**
- * LockFactory provides the client a way to keep the component
- * in memory until it is finished with it. The client can call
- * LockFactory(PR_TRUE) to lock the factory and LockFactory(PR_FALSE)
- * to release the factory.
- *
- * @param lock - Must be PR_TRUE or PR_FALSE
- * @return NS_OK - If the lock operation was successful.
- * NS_ERROR* - Method failure.
- */
- void lockFactory(in PRBool lock);
- };