/usr/share/idl/thunderbird/nsISimpleEnumerator.idl is in thunderbird-dev 1:52.8.0-1~deb8u1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISupports.idl"
/**
* Used to enumerate over elements defined by its implementor.
* Although hasMoreElements() can be called independently of getNext(),
* getNext() must be pre-ceeded by a call to hasMoreElements(). There is
* no way to "reset" an enumerator, once you obtain one.
*
* @version 1.0
*/
[scriptable, uuid(D1899240-F9D2-11D2-BDD6-000064657374)]
interface nsISimpleEnumerator : nsISupports {
/**
* Called to determine whether or not the enumerator has
* any elements that can be returned via getNext(). This method
* is generally used to determine whether or not to initiate or
* continue iteration over the enumerator, though it can be
* called without subsequent getNext() calls. Does not affect
* internal state of enumerator.
*
* @see getNext()
* @return true if there are remaining elements in the enumerator.
* false if there are no more elements in the enumerator.
*/
boolean hasMoreElements();
/**
* Called to retrieve the next element in the enumerator. The "next"
* element is the first element upon the first call. Must be
* pre-ceeded by a call to hasMoreElements() which returns PR_TRUE.
* This method is generally called within a loop to iterate over
* the elements in the enumerator.
*
* @see hasMoreElements()
* @throws NS_ERROR_FAILURE if there are no more elements
* to enumerate.
* @return the next element in the enumeration.
*/
nsISupports getNext();
};
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