Mozilla/mozilla/layout/html/content/src/nsGenericDOMHTMLCollection.h
vidur%netscape.com ac22156a81 Generic HTML collection base class
git-svn-id: svn://10.0.0.236/trunk@14622 18797224-902f-48f8-a5cc-f745e15eee43
1998-11-13 22:30:23 +00:00

60 lines
1.9 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are Copyright (C) 1998
* Netscape Communications Corporation. All Rights Reserved.
*/
#ifndef nsGenericDOMHTMLCollection_h__
#define nsGenericDOMHTMLCollection_h__
#include "nsISupports.h"
#include "nsIDOMHTMLCollection.h"
#include "nsIScriptObjectOwner.h"
/**
* This is a base class for a generic HTML collection. The base class
* provides implementations for nsISupports and nsIScriptObjectOwner,
* but it is up to the subclass to implement the core HTML collection
* method:
* GetLength
* Item
* NameItem
*
*/
class nsGenericDOMHTMLCollection : public nsIDOMHTMLCollection,
public nsIScriptObjectOwner
{
public:
nsGenericDOMHTMLCollection();
virtual ~nsGenericDOMHTMLCollection();
NS_DECL_ISUPPORTS
NS_IMETHOD GetScriptObject(nsIScriptContext *aContext, void** aScriptObject);
NS_IMETHOD SetScriptObject(void *aScriptObject);
// The following need to be defined in the base class
// nsIDOMHTMLCollection interface
NS_IMETHOD GetLength(PRUint32* aLength)=0;
NS_IMETHOD Item(PRUint32 aIndex, nsIDOMNode** aReturn)=0;
NS_IMETHOD NamedItem(const nsString& aName, nsIDOMNode** aReturn)=0;
protected:
void* mScriptObject;
};
#endif // nsGenericDOMHTMLCollection_h__