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 24 #ifndef COMPHELPER_COMPONENTGUARD_HXX 25 #define COMPHELPER_COMPONENTGUARD_HXX 26 27 /** === begin UNO includes === **/ 28 #include <com/sun/star/lang/DisposedException.hpp> 29 /** === end UNO includes === **/ 30 31 #include <cppuhelper/weak.hxx> 32 #include <cppuhelper/interfacecontainer.hxx> 33 34 //...................................................................................................................... 35 namespace comphelper 36 { 37 //...................................................................................................................... 38 39 //================================================================================================================== 40 //= ComponentGuard 41 //================================================================================================================== 42 class ComponentGuard 43 { 44 public: ComponentGuard(::cppu::OWeakObject & i_component,::cppu::OBroadcastHelper & i_broadcastHelper)45 ComponentGuard( ::cppu::OWeakObject& i_component, ::cppu::OBroadcastHelper & i_broadcastHelper ) 46 :m_aGuard( i_broadcastHelper.rMutex ) 47 { 48 if ( i_broadcastHelper.bDisposed ) 49 throw ::com::sun::star::lang::DisposedException( ::rtl::OUString(), &i_component ); 50 } 51 ~ComponentGuard()52 ~ComponentGuard() 53 { 54 } 55 clear()56 void clear() { m_aGuard.clear(); } reset()57 void reset() { m_aGuard.reset(); } 58 59 private: 60 ::osl::ResettableMutexGuard m_aGuard; 61 }; 62 63 //...................................................................................................................... 64 } // namespace comphelper 65 //...................................................................................................................... 66 67 #endif // COMPHELPER_COMPONENTGUARD_HXX 68