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jfrancis%netscape.com 1999-02-12 04:28:29 +00:00
parent b92726dd0f
commit a53854a1ea
2 changed files with 150 additions and 0 deletions
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75
content/base/public/nsIContentIterator.h Normal file
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#ifndef __nsIContentIterator_h___
#define __nsIContentIterator_h___
#include "nsISupports.h"
class nsIContent;
class nsIDOMRange;
#define NS_ICONTENTITERTOR_IID \
{0xa6cf90e2, 0x15b3, 0x11d2, \
{0x93, 0x2e, 0x00, 0x80, 0x5f, 0x8a, 0xdd, 0x32} }
class nsIContentIterator : public nsISupports {
public:
static const nsIID& IID() { static nsIID iid = NS_ICONTENTITERTOR_IID; return iid; }
/* Initializes an iterator for the subtree rooted by the node aRoot
*/
NS_IMETHOD Init(nsIContent* aRoot)=0;
/* Initializes an iterator for the subtree defined by the range aRange
*/
NS_IMETHOD Init(nsIDOMRange* aRange)=0;
/** First will reset the list. will return NS_FAILED if no items
*/
NS_IMETHOD First()=0;
/** Last will reset the list to the end. will return NS_FAILED if no items
*/
NS_IMETHOD Last()=0;
/** Next will advance the list. will return failed if allready at end
*/
NS_IMETHOD Next()=0;
/** Prev will decrement the list. will return failed if allready at beginning
*/
NS_IMETHOD Prev()=0;
/** CurrentItem will return the CurrentItem item it will fail if the list is empty
* @param aItem return value
*/
NS_IMETHOD CurrentNode(nsIContent **aNode)=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
* @param aItem return value
*/
NS_IMETHOD IsDone()=0;
};
#endif // __nsIContentIterator_h___

75
layout/base/public/nsIContentIterator.h Normal file
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#ifndef __nsIContentIterator_h___
#define __nsIContentIterator_h___
#include "nsISupports.h"
class nsIContent;
class nsIDOMRange;
#define NS_ICONTENTITERTOR_IID \
{0xa6cf90e2, 0x15b3, 0x11d2, \
{0x93, 0x2e, 0x00, 0x80, 0x5f, 0x8a, 0xdd, 0x32} }
class nsIContentIterator : public nsISupports {
public:
static const nsIID& IID() { static nsIID iid = NS_ICONTENTITERTOR_IID; return iid; }
/* Initializes an iterator for the subtree rooted by the node aRoot
*/
NS_IMETHOD Init(nsIContent* aRoot)=0;
/* Initializes an iterator for the subtree defined by the range aRange
*/
NS_IMETHOD Init(nsIDOMRange* aRange)=0;
/** First will reset the list. will return NS_FAILED if no items
*/
NS_IMETHOD First()=0;
/** Last will reset the list to the end. will return NS_FAILED if no items
*/
NS_IMETHOD Last()=0;
/** Next will advance the list. will return failed if allready at end
*/
NS_IMETHOD Next()=0;
/** Prev will decrement the list. will return failed if allready at beginning
*/
NS_IMETHOD Prev()=0;
/** CurrentItem will return the CurrentItem item it will fail if the list is empty
* @param aItem return value
*/
NS_IMETHOD CurrentNode(nsIContent **aNode)=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
* @param aItem return value
*/
NS_IMETHOD IsDone()=0;
};
#endif // __nsIContentIterator_h___