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78 lines
3.0 KiB
C++
78 lines
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; 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 specific 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 nsISupportsArray_h___
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#define nsISupportsArray_h___
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#include "nsCom.h"
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#include "nsICollection.h"
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class nsIBidirectionalEnumerator;
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// {791eafa0-b9e6-11d1-8031-006008159b5a}
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#define NS_ISUPPORTSARRAY_IID \
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{0x791eafa0, 0xb9e6, 0x11d1, \
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{0x80, 0x31, 0x00, 0x60, 0x08, 0x15, 0x9b, 0x5a}}
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// Enumerator callback function. Return PR_FALSE to stop
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typedef PRBool (*nsISupportsArrayEnumFunc)(nsISupports* aElement, void *aData);
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class nsISupportsArray : public nsICollection {
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public:
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static const nsIID& GetIID() { static nsIID iid = NS_ISUPPORTSARRAY_IID; return iid; }
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NS_IMETHOD_(nsISupportsArray&) operator=(const nsISupportsArray& other) = 0;
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NS_IMETHOD_(PRBool) operator==(const nsISupportsArray& other) const = 0;
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NS_IMETHOD_(PRBool) Equals(const nsISupportsArray* other) const = 0;
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NS_IMETHOD_(nsISupports*) ElementAt(PRUint32 aIndex) const = 0;
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NS_IMETHOD_(nsISupports*) operator[](PRUint32 aIndex) const = 0;
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NS_IMETHOD_(PRInt32) IndexOf(const nsISupports* aPossibleElement, PRUint32 aStartIndex = 0) const = 0;
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NS_IMETHOD_(PRInt32) LastIndexOf(const nsISupports* aPossibleElement) const = 0;
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NS_IMETHOD_(PRBool) InsertElementAt(nsISupports* aElement, PRUint32 aIndex) = 0;
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NS_IMETHOD_(PRBool) ReplaceElementAt(nsISupports* aElement, PRUint32 aIndex) = 0;
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NS_IMETHOD_(PRBool) RemoveElementAt(PRUint32 aIndex) = 0;
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NS_IMETHOD_(PRBool) RemoveLastElement(const nsISupports* aElement) = 0;
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NS_IMETHOD_(PRBool) AppendElements(nsISupportsArray* aElements) = 0;
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NS_IMETHOD_(void) Compact(void) = 0;
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NS_IMETHOD_(PRBool) EnumerateForwards(nsISupportsArrayEnumFunc aFunc, void* aData) const = 0;
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NS_IMETHOD_(PRBool) EnumerateBackwards(nsISupportsArrayEnumFunc aFunc, void* aData) const = 0;
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private:
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// Copy constructors are not allowed
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// XXX test whether this has to be here nsISupportsArray(const nsISupportsArray& other);
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};
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// Construct and return a default implementation of nsISupportsArray:
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extern NS_COM nsresult
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NS_NewISupportsArray(nsISupportsArray** aInstancePtrResult);
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// Construct and return a default implementation of an enumerator for nsISupportsArrays:
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extern NS_COM nsresult
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NS_NewISupportsArrayEnumerator(nsISupportsArray* array,
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nsIBidirectionalEnumerator* *aInstancePtrResult);
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#endif // nsISupportsArray_h___
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