/usr/include/thunderbird-11.0.1/nsIContentIterator.h is in thunderbird-dev 11.0.1+build1-0ubuntu2.
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/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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* 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/
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* The Original Code is mozilla.org code.
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* The Initial Developer of the Original Code is
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* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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#ifndef __nsIContentIterator_h___
#define __nsIContentIterator_h___
#include "nsISupports.h"
class nsINode;
class nsIDOMRange;
class nsIRange;
class nsRange;
#define NS_ICONTENTITERATOR_IID \
{ 0x2550078e, 0xae87, 0x4914, \
{ 0xb3, 0x04, 0xe4, 0xd1, 0x46, 0x19, 0x3d, 0x5f } }
class nsIContentIterator : public nsISupports
{
public:
NS_DECLARE_STATIC_IID_ACCESSOR(NS_ICONTENTITERATOR_IID)
/* Initializes an iterator for the subtree rooted by the node aRoot
*/
virtual nsresult Init(nsINode* aRoot) = 0;
/* Initializes an iterator for the subtree defined by the range aRange
Subclasses should make sure they implement both of these!
*/
virtual nsresult Init(nsIDOMRange* aRange) = 0;
virtual nsresult Init(nsIRange* aRange) = 0;
/** First will reset the list.
*/
virtual void First() = 0;
/** Last will reset the list to the end.
*/
virtual void Last() = 0;
/** Next will advance the list.
*/
virtual void Next() = 0;
/** Prev will decrement the list.
*/
virtual void Prev() = 0;
/** CurrentItem will return the current item, or null if the list is empty
* @return the current node
*/
virtual nsINode *GetCurrentNode() = 0;
/** return if the collection is at the end. that is the beginning following a call to Prev
* and it is the end of the list following a call to next
* @return if the iterator is done.
*/
virtual bool IsDone() = 0;
/** PositionAt will position the iterator to the supplied node
*/
virtual nsresult PositionAt(nsINode* aCurNode) = 0;
};
NS_DEFINE_STATIC_IID_ACCESSOR(nsIContentIterator, NS_ICONTENTITERATOR_IID)
#endif // __nsIContentIterator_h___
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