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311 строки
13 KiB
Plaintext
311 строки
13 KiB
Plaintext
/* -*- 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
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 2000 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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* Scott Collins <scc@netscape.com>
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*/
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/* nsISupportsIterators.idl --- IDL defining general purpose iterators */
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#include "nsISupports.idl"
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/*
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...
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*/
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/**
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* ...
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*/
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[scriptable, uuid(7330650e-1dd2-11b2-a0c2-9ff86ee97bed)]
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interface nsIOutputIterator : nsISupports
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{
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/**
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* Put |anElementToPut| into the underlying container or sequence at the position currently pointed to by this iterator.
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* The iterator and the underlying container or sequence cooperate to |Release()|
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* the replaced element, if any and if necessary, and to |AddRef()| the new element.
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*
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* The result is undefined if this iterator currently points outside the
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* useful range of the underlying container or sequence.
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*
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* @param anElementToPut the element to place into the underlying container or sequence
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*/
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void putElement( in nsISupports anElementToPut );
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/**
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* Advance this iterator to the next position in the underlying container or sequence.
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*/
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void stepForward();
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};
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/**
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* ...
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*/
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[scriptable, uuid(85585e12-1dd2-11b2-a930-f6929058269a)]
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interface nsIInputIterator : nsISupports
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{
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/**
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* Retrieve (and |AddRef()|) the element this iterator currently points to.
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*
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* The result is undefined if this iterator currently points outside the
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* useful range of the underlying container or sequence.
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*
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* @result a new reference to the element this iterator currently points to (if any)
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*/
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nsISupports getElement();
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/**
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* Advance this iterator to the next position in the underlying container or sequence.
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*/
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void stepForward();
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/**
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* Test if |anotherIterator| points to the same position in the underlying container or sequence.
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*
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* The result is undefined if |anotherIterator| was not created by or for the same underlying container or sequence.
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*
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* @param anotherIterator another iterator to compare against, created by or for the same underlying container or sequence
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* @result true if |anotherIterator| points to the same position in the underlying container or sequence
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*/
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boolean isEqualTo( in nsISupports anotherIterator );
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/**
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* Create a new iterator pointing to the same position in the underlying container or sequence to which this iterator currently points.
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* The returned iterator is suitable for use in a subsequent call to |isEqualTo()| against this iterator.
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*
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* @result a new iterator pointing at the same position in the same underlying container or sequence as this iterator
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*/
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nsISupports clone();
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};
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/**
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* ...
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*/
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[scriptable, uuid(8da01646-1dd2-11b2-98a7-c7009045be7e)]
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interface nsIForwardIterator : nsISupports
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{
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/**
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* Retrieve (and |AddRef()|) the element this iterator currently points to.
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*
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* The result is undefined if this iterator currently points outside the
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* useful range of the underlying container or sequence.
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*
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* @result a new reference to the element this iterator currently points to (if any)
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*/
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nsISupports getElement();
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/**
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* Put |anElementToPut| into the underlying container or sequence at the position currently pointed to by this iterator.
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* The iterator and the underlying container or sequence cooperate to |Release()|
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* the replaced element, if any and if necessary, and to |AddRef()| the new element.
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*
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* The result is undefined if this iterator currently points outside the
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* useful range of the underlying container or sequence.
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*
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* @param anElementToPut the element to place into the underlying container or sequence
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*/
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void putElement( in nsISupports anElementToPut );
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/**
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* Advance this iterator to the next position in the underlying container or sequence.
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*/
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void stepForward();
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/**
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* Test if |anotherIterator| points to the same position in the underlying container or sequence.
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*
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* The result is undefined if |anotherIterator| was not created by or for the same underlying container or sequence.
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*
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* @param anotherIterator another iterator to compare against, created by or for the same underlying container or sequence
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* @result true if |anotherIterator| points to the same position in the underlying container or sequence
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*/
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boolean isEqualTo( in nsISupports anotherIterator );
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/**
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* Create a new iterator pointing to the same position in the underlying container or sequence to which this iterator currently points.
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* The returned iterator is suitable for use in a subsequent call to |isEqualTo()| against this iterator.
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*
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* @result a new iterator pointing at the same position in the same underlying container or sequence as this iterator
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*/
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nsISupports clone();
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};
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/**
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* ...
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*/
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[scriptable, uuid(948defaa-1dd1-11b2-89f6-8ce81f5ebda9)]
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interface nsIBidirectionalIterator : nsISupports
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{
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/**
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* Retrieve (and |AddRef()|) the element this iterator currently points to.
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*
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* The result is undefined if this iterator currently points outside the
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* useful range of the underlying container or sequence.
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*
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* @result a new reference to the element this iterator currently points to (if any)
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*/
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nsISupports getElement();
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/**
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* Put |anElementToPut| into the underlying container or sequence at the position currently pointed to by this iterator.
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* The iterator and the underlying container or sequence cooperate to |Release()|
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* the replaced element, if any and if necessary, and to |AddRef()| the new element.
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*
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* The result is undefined if this iterator currently points outside the
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* useful range of the underlying container or sequence.
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*
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* @param anElementToPut the element to place into the underlying container or sequence
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*/
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void putElement( in nsISupports anElementToPut );
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/**
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* Advance this iterator to the next position in the underlying container or sequence.
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*/
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void stepForward();
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/**
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* Move this iterator to the previous position in the underlying container or sequence.
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*/
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void stepBackward();
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/**
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* Test if |anotherIterator| points to the same position in the underlying container or sequence.
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*
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* The result is undefined if |anotherIterator| was not created by or for the same underlying container or sequence.
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*
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* @param anotherIterator another iterator to compare against, created by or for the same underlying container or sequence
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* @result true if |anotherIterator| points to the same position in the underlying container or sequence
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*/
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boolean isEqualTo( in nsISupports anotherIterator );
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/**
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* Create a new iterator pointing to the same position in the underlying container or sequence to which this iterator currently points.
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* The returned iterator is suitable for use in a subsequent call to |isEqualTo()| against this iterator.
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*
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* @result a new iterator pointing at the same position in the same underlying container or sequence as this iterator
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*/
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nsISupports clone();
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};
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/**
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* ...
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*/
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[scriptable, uuid(9bd6fdb0-1dd1-11b2-9101-d15375968230)]
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interface nsIRandomAccessIterator : nsISupports
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{
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/**
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* Retrieve (and |AddRef()|) the element this iterator currently points to.
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*
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* The result is undefined if this iterator currently points outside the
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* useful range of the underlying container or sequence.
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*
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* @result a new reference to the element this iterator currently points to (if any)
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*/
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nsISupports getElement();
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/**
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* Retrieve (and |AddRef()|) an element at some offset from where this iterator currently points.
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* The offset may be negative. |getElementAt(0)| is equivalent to |getElement()|.
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*
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* The result is undefined if this iterator currently points outside the
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* useful range of the underlying container or sequence.
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*
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* @param anOffset a |0|-based offset from the position to which this iterator currently points
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* @result a new reference to the indicated element (if any)
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*/
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nsISupports getElementAt( in PRInt32 anOffset );
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/**
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* Put |anElementToPut| into the underlying container or sequence at the position currently pointed to by this iterator.
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* The iterator and the underlying container or sequence cooperate to |Release()|
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* the replaced element, if any and if necessary, and to |AddRef()| the new element.
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*
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* The result is undefined if this iterator currently points outside the
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* useful range of the underlying container or sequence.
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*
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* @param anElementToPut the element to place into the underlying container or sequence
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*/
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void putElement( in nsISupports anElementToPut );
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/**
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* Put |anElementToPut| into the underlying container or sequence at the position |anOffset| away from that currently pointed to by this iterator.
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* The iterator and the underlying container or sequence cooperate to |Release()|
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* the replaced element, if any and if necessary, and to |AddRef()| the new element.
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* |putElementAt(0, obj)| is equivalent to |putElement(obj)|.
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*
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* The result is undefined if this iterator currently points outside the
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* useful range of the underlying container or sequence.
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*
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* @param anOffset a |0|-based offset from the position to which this iterator currently points
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* @param anElementToPut the element to place into the underlying container or sequence
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*/
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void putElementAt( in PRInt32 anOffset, in nsISupports anElementToPut );
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/**
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* Advance this iterator to the next position in the underlying container or sequence.
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*/
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void stepForward();
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/**
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* Move this iterator by |anOffset| positions in the underlying container or sequence.
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* |anOffset| may be negative. |stepForwardBy(1)| is equivalent to |stepForward()|.
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* |stepForwardBy(0)| is a no-op.
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*
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* @param anOffset a |0|-based offset from the position to which this iterator currently points
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*/
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void stepForwardBy( in PRInt32 anOffset );
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/**
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* Move this iterator to the previous position in the underlying container or sequence.
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*/
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void stepBackward();
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/**
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* Move this iterator backwards by |anOffset| positions in the underlying container or sequence.
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* |anOffset| may be negative. |stepBackwardBy(1)| is equivalent to |stepBackward()|.
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* |stepBackwardBy(n)| is equivalent to |stepForwardBy(-n)|. |stepBackwardBy(0)| is a no-op.
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*
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* @param anOffset a |0|-based offset from the position to which this iterator currently points
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*/
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void stepBackwardBy( in PRInt32 anOffset );
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/**
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* Test if |anotherIterator| points to the same position in the underlying container or sequence.
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*
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* The result is undefined if |anotherIterator| was not created by or for the same underlying container or sequence.
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*
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* @param anotherIterator another iterator to compare against, created by or for the same underlying container or sequence
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* @result true if |anotherIterator| points to the same position in the underlying container or sequence
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*/
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boolean isEqualTo( in nsISupports anotherIterator );
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/**
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* Create a new iterator pointing to the same position in the underlying container or sequence to which this iterator currently points.
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* The returned iterator is suitable for use in a subsequent call to |isEqualTo()| against this iterator.
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*
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* @result a new iterator pointing at the same position in the same underlying container or sequence as this iterator
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*/
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nsISupports clone();
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};
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%{C++
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%}
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