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78 lines
3.4 KiB
Plaintext
78 lines
3.4 KiB
Plaintext
/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsISupports.idl"
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/**
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* A class factory allows the creation of nsISupports derived
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* components without specifying a concrete base class.
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*/
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[scriptable, object, uuid(00000001-0000-0000-c000-000000000046)]
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interface nsIFactory : nsISupports {
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/**
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* Creates an instance of a component.
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*
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* @param aOuter Pointer to a component that wishes to be aggregated
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* in the resulting instance. This will be nsnull if no
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* aggregation is requested.
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* @param iid The IID of the interface being requested in
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* the component which is being currently created.
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* @param result [out] Pointer to the newly created instance, if successful.
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* @return NS_OK - Component successfully created and the interface
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* being requested was successfully returned in result.
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* NS_NOINTERFACE - Interface not accessible.
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* NS_ERROR_NO_AGGREGATION - if an 'outer' object is supplied, but the
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* component is not aggregatable.
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* NS_ERROR* - Method failure.
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*/
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void createInstance(in nsISupports aOuter, in nsIIDRef iid,
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[retval, iid_is(iid)] out nsQIResult result);
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/**
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* LockFactory provides the client a way to keep the component
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* in memory until it is finished with it. The client can call
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* LockFactory(PR_TRUE) to lock the factory and LockFactory(PR_FALSE)
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* to release the factory.
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*
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* @param lock - Must be PR_TRUE or PR_FALSE
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* @return NS_OK - If the lock operation was successful.
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* NS_ERROR* - Method failure.
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*/
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void lockFactory(in PRBool lock);
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};
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