diff options
Diffstat (limited to 'include/svl/listeneriter.hxx')
-rw-r--r-- | include/svl/listeneriter.hxx | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/include/svl/listeneriter.hxx b/include/svl/listeneriter.hxx new file mode 100644 index 000000000000..9a621d80e244 --- /dev/null +++ b/include/svl/listeneriter.hxx @@ -0,0 +1,65 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * 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/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 . + */ +#ifndef _SVT_LISTENERITER_HXX +#define _SVT_LISTENERITER_HXX + +#include "svl/svldllapi.h" +#include <tools/rtti.hxx> + +class SvtListener; +class SvtListenerBase; +class SvtBroadcaster; + +//------------------------------------------------------------------------- + +class SVL_DLLPUBLIC SvtListenerIter +{ + friend class SvtListenerBase; + + SvtBroadcaster& rRoot; + SvtListenerBase *pAkt, *pDelNext; + + // for the update of all iterator's, if a listener is added or removed + // at the same time. + static SvtListenerIter *pListenerIters; + SvtListenerIter *pNxtIter; + + SVL_DLLPRIVATE static void RemoveListener( SvtListenerBase& rDel, + SvtListenerBase* pNext ); + +public: + SvtListenerIter( SvtBroadcaster& ); + ~SvtListenerIter(); + + const SvtBroadcaster& GetBroadcaster() const { return rRoot; } + SvtBroadcaster& GetBroadcaster() { return rRoot; } + + SvtListener* GoNext(); // to the next + + SvtListener* GoStart(); // to the start of the list + + SvtListener* GetCurr() const; // returns the current + + int IsChanged() const { return pDelNext != pAkt; } +}; + + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |