58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
/* -*- 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 "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS"
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* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
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* the License for the specific language governing rights and limitations
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* under the License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* Corporation. Portions created by Netscape are Copyright (C) 1998
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* Netscape Communications Corporation. All Rights Reserved.
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*/
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#ifndef nsGenericDOMNodeList_h__
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#define nsGenericDOMNodeList_h__
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#include "nsISupports.h"
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#include "nsIDOMNodeList.h"
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#include "nsIScriptObjectOwner.h"
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/**
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* This is a base class for a generic DOM Node List. The base class
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* provides implementations for nsISupports and nsIScriptObjectOwner,
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* but it is up to the subclass to implement the core node list
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* methods:
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* GetLength
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* Item
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*
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*/
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class nsGenericDOMNodeList : public nsIDOMNodeList,
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public nsIScriptObjectOwner
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{
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public:
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nsGenericDOMNodeList();
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virtual ~nsGenericDOMNodeList();
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NS_DECL_ISUPPORTS
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NS_IMETHOD GetScriptObject(nsIScriptContext *aContext, void** aScriptObject);
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NS_IMETHOD SetScriptObject(void *aScriptObject);
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// The following need to be defined in the subclass
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// nsIDOMNodeList interface
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NS_IMETHOD GetLength(PRUint32* aLength)=0;
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NS_IMETHOD Item(PRUint32 aIndex, nsIDOMNode** aReturn)=0;
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protected:
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void* mScriptObject;
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};
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#endif // nsGenericDOMNodeList_h__
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