1*b1cdbd2cSJim Jagielski /************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski 23*b1cdbd2cSJim Jagielski #ifndef _SWTHREADMANAGER_HXX 24*b1cdbd2cSJim Jagielski #define _SWTHREADMANAGER_HXX 25*b1cdbd2cSJim Jagielski 26*b1cdbd2cSJim Jagielski #include <osl/interlck.h> 27*b1cdbd2cSJim Jagielski #include <osl/mutex.hxx> 28*b1cdbd2cSJim Jagielski #include <rtl/ref.hxx> 29*b1cdbd2cSJim Jagielski 30*b1cdbd2cSJim Jagielski #include <boost/utility.hpp> 31*b1cdbd2cSJim Jagielski #include <memory> 32*b1cdbd2cSJim Jagielski 33*b1cdbd2cSJim Jagielski 34*b1cdbd2cSJim Jagielski class ObservableThread; 35*b1cdbd2cSJim Jagielski class ThreadManager; 36*b1cdbd2cSJim Jagielski 37*b1cdbd2cSJim Jagielski /** class to manage threads in Writer using a <ThreadManager> instance 38*b1cdbd2cSJim Jagielski 39*b1cdbd2cSJim Jagielski OD 2007-04-13 #i73788# 40*b1cdbd2cSJim Jagielski Conforms the singleton pattern 41*b1cdbd2cSJim Jagielski 42*b1cdbd2cSJim Jagielski @author OD 43*b1cdbd2cSJim Jagielski */ 44*b1cdbd2cSJim Jagielski class SwThreadManager 45*b1cdbd2cSJim Jagielski : private ::boost::noncopyable 46*b1cdbd2cSJim Jagielski { 47*b1cdbd2cSJim Jagielski public: 48*b1cdbd2cSJim Jagielski 49*b1cdbd2cSJim Jagielski static SwThreadManager& GetThreadManager(); 50*b1cdbd2cSJim Jagielski 51*b1cdbd2cSJim Jagielski static bool ExistsThreadManager(); 52*b1cdbd2cSJim Jagielski 53*b1cdbd2cSJim Jagielski // private: don't call! 54*b1cdbd2cSJim Jagielski SwThreadManager(); 55*b1cdbd2cSJim Jagielski // private: don't call! 56*b1cdbd2cSJim Jagielski ~SwThreadManager(); 57*b1cdbd2cSJim Jagielski 58*b1cdbd2cSJim Jagielski oslInterlockedCount AddThread( const rtl::Reference< ObservableThread >& rThread ); 59*b1cdbd2cSJim Jagielski 60*b1cdbd2cSJim Jagielski void RemoveThread( const oslInterlockedCount nThreadID ); 61*b1cdbd2cSJim Jagielski 62*b1cdbd2cSJim Jagielski /** suspend the starting of threads 63*b1cdbd2cSJim Jagielski 64*b1cdbd2cSJim Jagielski Suspending the starting of further threads is sensible during the 65*b1cdbd2cSJim Jagielski destruction of a Writer document. 66*b1cdbd2cSJim Jagielski 67*b1cdbd2cSJim Jagielski @author OD 68*b1cdbd2cSJim Jagielski */ 69*b1cdbd2cSJim Jagielski void SuspendStartingOfThreads(); 70*b1cdbd2cSJim Jagielski 71*b1cdbd2cSJim Jagielski /** continues the starting of threads after it has been suspended 72*b1cdbd2cSJim Jagielski 73*b1cdbd2cSJim Jagielski @author OD 74*b1cdbd2cSJim Jagielski */ 75*b1cdbd2cSJim Jagielski void ResumeStartingOfThreads(); 76*b1cdbd2cSJim Jagielski 77*b1cdbd2cSJim Jagielski bool StartingOfThreadsSuspended(); 78*b1cdbd2cSJim Jagielski 79*b1cdbd2cSJim Jagielski private: 80*b1cdbd2cSJim Jagielski static bool mbThreadManagerInstantiated; 81*b1cdbd2cSJim Jagielski 82*b1cdbd2cSJim Jagielski ::std::auto_ptr<ThreadManager> mpThreadManagerImpl; 83*b1cdbd2cSJim Jagielski 84*b1cdbd2cSJim Jagielski }; 85*b1cdbd2cSJim Jagielski #endif 86