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Diffstat (limited to 'include/svl/brdcst.hxx')
-rw-r--r-- | include/svl/brdcst.hxx | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/include/svl/brdcst.hxx b/include/svl/brdcst.hxx new file mode 100644 index 000000000000..258cf6066e58 --- /dev/null +++ b/include/svl/brdcst.hxx @@ -0,0 +1,68 @@ +/* -*- 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 _SFXBRDCST_HXX +#define _SFXBRDCST_HXX + +#include "svl/svldllapi.h" +#include <tools/rtti.hxx> +#include <vector> + +class SfxListener; +class SfxHint; + +//------------------------------------------------------------------------- + +class SVL_DLLPUBLIC SfxBroadcaster +{ + friend class SfxListener; + typedef std::vector<SfxListener*> SfxListenerArr_Impl; + + SfxListenerArr_Impl m_Listeners; + +private: + void AddListener( SfxListener& rListener ); + void RemoveListener( SfxListener& rListener ); + const SfxBroadcaster& operator=(const SfxBroadcaster &); // verboten + +protected: + void Forward(SfxBroadcaster& rBC, const SfxHint& rHint); + virtual void ListenersGone(); + +public: + TYPEINFO(); + + SfxBroadcaster(); + SfxBroadcaster( const SfxBroadcaster &rBC ); + virtual ~SfxBroadcaster(); + + void Broadcast( const SfxHint &rHint ); + bool HasListeners() const; + size_t GetListenerCount() const + { + return m_Listeners.size(); + } + SfxListener* GetListener( sal_uInt16 nNo ) const + { + return m_Listeners[nNo]; + } +}; + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |