1 /************************************************************************* 2 * 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * Copyright 2000, 2010 Oracle and/or its affiliates. 6 * 7 * OpenOffice.org - a multi-platform office productivity suite 8 * 9 * This file is part of OpenOffice.org. 10 * 11 * OpenOffice.org is free software: you can redistribute it and/or modify 12 * it under the terms of the GNU Lesser General Public License version 3 13 * only, as published by the Free Software Foundation. 14 * 15 * OpenOffice.org is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU Lesser General Public License version 3 for more details 19 * (a copy is included in the LICENSE file that accompanied this code). 20 * 21 * You should have received a copy of the GNU Lesser General Public License 22 * version 3 along with OpenOffice.org. If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 #ifndef _SVT_BROADCAST_HXX 28 #define _SVT_BROADCAST_HXX 29 30 #include "svl/svldllapi.h" 31 #include <tools/rtti.hxx> 32 33 class SvtListener; 34 class SfxHint; 35 class SvtListenerBase; 36 37 //------------------------------------------------------------------------- 38 39 class SVL_DLLPUBLIC SvtBroadcaster 40 { 41 friend class SvtListener; 42 friend class SvtListenerBase; 43 friend class SvtListenerIter; 44 SvtListenerBase* pRoot; 45 46 const SvtBroadcaster& operator=(const SvtBroadcaster &); // verboten 47 48 protected: 49 void Forward( SvtBroadcaster& rBC, 50 const SfxHint& rHint ); 51 virtual void ListenersGone(); 52 53 public: 54 TYPEINFO(); 55 56 SvtBroadcaster(); 57 SvtBroadcaster( const SvtBroadcaster &rBC ); 58 virtual ~SvtBroadcaster(); 59 60 void Broadcast( const SfxHint &rHint ); 61 62 sal_Bool HasListeners() const { return 0 != pRoot; } 63 }; 64 65 66 #endif 67 68