1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3  * This file is part of the LibreOffice project.
4  *
5  * This Source Code Form is subject to the terms of the Mozilla Public
6  * License, v. 2.0. If a copy of the MPL was not distributed with this
7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8  *
9  * This file incorporates work covered by the following license notice:
10  *
11  *   Licensed to the Apache Software Foundation (ASF) under one or more
12  *   contributor license agreements. See the NOTICE file distributed
13  *   with this work for additional information regarding copyright
14  *   ownership. The ASF licenses this file to you under the Apache
15  *   License, Version 2.0 (the "License"); you may not use this file
16  *   except in compliance with the License. You may obtain a copy of
17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
18  */
19 
20 #include "enumeration.hxx"
21 
22 #include <osl/diagnose.h>
23 
24 #include <com/sun/star/container/NoSuchElementException.hpp>
25 #include <com/sun/star/container/XIndexAccess.hpp>
26 #include <com/sun/star/uno/Any.hxx>
27 #include <com/sun/star/uno/RuntimeException.hpp>
28 
29 using com::sun::star::container::NoSuchElementException;
30 using com::sun::star::container::XIndexAccess;
31 using com::sun::star::uno::Any;
32 using com::sun::star::uno::RuntimeException;
33 
Enumeration(XIndexAccess * pContainer)34 Enumeration::Enumeration(XIndexAccess* pContainer)
35     : mxContainer(pContainer)
36     , mnIndex(0)
37 {
38     OSL_ENSURE(mxContainer.is(), "no container?");
39 }
40 
hasMoreElements()41 sal_Bool Enumeration::hasMoreElements()
42 {
43     if (!mxContainer.is())
44         throw RuntimeException();
45 
46     return mnIndex < mxContainer->getCount();
47 }
48 
nextElement()49 Any Enumeration::nextElement()
50 {
51     if (!mxContainer.is())
52         throw RuntimeException();
53     if (mnIndex >= mxContainer->getCount())
54         throw NoSuchElementException();
55 
56     return mxContainer->getByIndex(mnIndex++);
57 }
58 
59 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
60