gecko/content/base/public/nsINodeList.h

65 lines
2.4 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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/MPL/
*
* 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.org code.
*
* The Initial Developer of the Original Code is Mozilla.com.
* Portions created by the Initial Developer are Copyright (C) 2008
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Boris Zbarsky <bzbarsky@mit.edu> (Original Author)
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsINodeList_h___
#define nsINodeList_h___
class nsINode;
// IID for the nsINodeList interface
#define NS_INODELIST_IID \
{ 0x06a6639a, 0x2d47, 0x4551, \
{ 0x94, 0xef, 0x93, 0xb8, 0xe1, 0x09, 0x3a, 0xb3 } }
/**
* An internal interface that allows QI-less getting of nodes from node lists
*/
class nsINodeList : public nsISupports {
public:
NS_DECLARE_STATIC_IID_ACCESSOR(NS_INODELIST_IID)
/**
* Get the node at the index. Returns null if the index is out of bounds
*/
virtual nsINode* GetNodeAt(PRUint32 aIndex) = 0;
};
NS_DEFINE_STATIC_IID_ACCESSOR(nsINodeList, NS_INODELIST_IID)
#endif /* nsINodeList_h___ */