1998-12-01 17:50:57 +00:00
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specifzic language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef nsICollection_h___
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#define nsICollection_h___
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#include "nsISupports.h"
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// IID for the nsICollection interface
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#define NS_ICOLLECTION_IID \
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{ 0xaeca730, 0x835b, 0x11d2, \
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{ 0x8f, 0x30, 0x0, 0x60, 0x8, 0x31, 0x1, 0x94 } }
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// IID for the nsICollection Factort interface
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#define NS_ICOLLECTIONFACTORY_IID \
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{ 0xf8052641, 0x8768, 0x11d2, \
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{ 0x8f, 0x39, 0x0, 0x60, 0x8, 0x31, 0x1, 0x94 } }
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//----------------------------------------------------------------------
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/** nsICollection Interface
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* this may be ordered or not. a list or array, the implementation is opaque
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*/
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class nsICollection : public nsISupports {
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public:
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1999-01-22 18:58:43 +00:00
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static const nsIID& IID() { static nsIID iid = NS_ICOLLECTION_IID; return iid; }
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1998-12-01 17:50:57 +00:00
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/** AddItem will take an ISupports and keep track of it
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* @param aItem is the Item to be added WILL BE ADDREFFED
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*/
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virtual nsresult AddItem(nsISupports *aItem)=0;
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/** RemoveItem will take an nsISupports and remove it from the collection
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* @param aItem is the item to be removed WILL BE RELEASED
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*/
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virtual nsresult RemoveItem(nsISupports *aItem)=0;
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/** Clear will clear all items from list
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*/
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virtual nsresult Clear()=0;
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};
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#endif /* nsICollection_h___ */
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