mirror of
https://github.com/rn10950/RetroZilla.git
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119 lines
3.7 KiB
C++
119 lines
3.7 KiB
C++
/* -*- Mode: C++; 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 XPCOM Array implementation.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corp.
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* Portions created by the Initial Developer are Copyright (C) 2002
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Alec Flett <alecf@netscape.com>
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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 the GNU General Public License Version 2 or later (the "GPL"), or
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* 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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#ifndef nsArray_h__
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#define nsArray_h__
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#include "nsIArray.h"
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#include "nsCOMArray.h"
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#include "nsCOMPtr.h"
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#define NS_ARRAY_CLASSNAME \
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"nsIArray implementation"
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// {35C66FD1-95E9-4e0a-80C5-C3BD2B375481}
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#define NS_ARRAY_CID \
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{ 0x35c66fd1, 0x95e9, 0x4e0a, \
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{ 0x80, 0xc5, 0xc3, 0xbd, 0x2b, 0x37, 0x54, 0x81 } }
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// create a new, empty array
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nsresult NS_COM
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NS_NewArray(nsIMutableArray** aResult);
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// The resulting array will hold an owning reference to every element
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// in the original nsCOMArray<T>. This also means that any further
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// changes to the original nsCOMArray<T> will not affect the new
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// array, and that the original array can go away and the new array
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// will still hold valid elements.
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nsresult NS_COM
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NS_NewArray(nsIMutableArray** aResult, const nsCOMArray_base& base);
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// adapter class to map nsIArray->nsCOMArray
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// do NOT declare this as a stack or member variable, use
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// nsCOMArray instead!
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// if you need to convert a nsCOMArray->nsIArray, see NS_NewArray above
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class nsArray : public nsIMutableArray
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{
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public:
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nsArray() { }
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nsArray(const nsCOMArray_base& aBaseArray) : mArray(aBaseArray)
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{ }
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NS_DECL_ISUPPORTS
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NS_DECL_NSIARRAY
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NS_DECL_NSIMUTABLEARRAY
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private:
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~nsArray();
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nsCOMArray_base mArray;
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};
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// helper class for do_QueryElementAt
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class NS_COM nsQueryArrayElementAt : public nsCOMPtr_helper
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{
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public:
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nsQueryArrayElementAt(nsIArray* aArray, PRUint32 aIndex,
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nsresult* aErrorPtr)
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: mArray(aArray),
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mIndex(aIndex),
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mErrorPtr(aErrorPtr)
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{
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// nothing else to do here
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}
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virtual nsresult NS_FASTCALL operator()(const nsIID& aIID, void**) const;
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private:
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nsIArray* mArray;
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PRUint32 mIndex;
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nsresult* mErrorPtr;
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};
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inline
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const nsQueryArrayElementAt
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do_QueryElementAt(nsIArray* aArray, PRUint32 aIndex, nsresult* aErrorPtr = 0)
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{
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return nsQueryArrayElementAt(aArray, aIndex, aErrorPtr);
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}
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#endif
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