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