1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 #ifndef _SFXLSTNER_HXX 24 #define _SFXLSTNER_HXX 25 26 #include "svl/svldllapi.h" 27 #include <tools/rtti.hxx> 28 #include <svl/svarray.hxx> 29 30 class SfxBroadcaster; 31 class SfxHint; 32 33 #ifndef _SFX_LSTNER_CXX 34 typedef SvPtrarr SfxBroadcasterArr_Impl; 35 #endif 36 37 #define SFX_NOTIFY( rBC, rBCT, rHint, rHintT ) \ 38 Notify( rBC, rHint ) 39 40 //------------------------------------------------------------------------- 41 42 class SVL_DLLPUBLIC SfxListener 43 { 44 SfxBroadcasterArr_Impl aBCs; 45 46 private: 47 const SfxListener& operator=(const SfxListener &); // n.i., ist verboten 48 49 public: 50 TYPEINFO(); 51 52 SfxListener(); 53 SfxListener( const SfxListener &rCopy ); 54 virtual ~SfxListener(); 55 56 sal_Bool StartListening( SfxBroadcaster& rBroadcaster, sal_Bool bPreventDups = sal_False ); 57 sal_Bool EndListening( SfxBroadcaster& rBroadcaster, sal_Bool bAllDups = sal_False ); 58 void EndListening( sal_uInt16 nNo ); 59 void EndListeningAll(); 60 sal_Bool IsListening( SfxBroadcaster& rBroadcaster ) const; 61 GetBroadcasterCount() const62 sal_uInt16 GetBroadcasterCount() const 63 { return aBCs.Count(); } GetBroadcasterJOE(sal_uInt16 nNo) const64 SfxBroadcaster* GetBroadcasterJOE( sal_uInt16 nNo ) const 65 { return (SfxBroadcaster*) aBCs.GetObject(nNo); } 66 67 virtual void Notify( SfxBroadcaster& rBC, const SfxHint& rHint ); 68 69 #ifndef _NOTIFY_HXX 70 void RemoveBroadcaster_Impl( SfxBroadcaster& rBC ); 71 #endif 72 }; 73 74 #endif 75