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 28 #ifndef _ASYNCEVENTNOTIFIER_HXX_ 29 #define _ASYNCEVENTNOTIFIER_HXX_ 30 31 //------------------------------------------------------------------------ 32 // includes 33 //------------------------------------------------------------------------ 34 35 #include <osl/mutex.hxx> 36 #include <osl/conditn.hxx> 37 #include <cppuhelper/interfacecontainer.h> 38 39 #if defined _MSC_VER 40 #pragma warning(push, 1) 41 #endif 42 #include <windows.h> 43 #if defined _MSC_VER 44 #pragma warning(pop) 45 #endif 46 47 #include <list> 48 #include <utility> 49 #include "eventnotification.hxx" 50 51 //--------------------------------------------- 52 // 53 //--------------------------------------------- 54 55 class CAsyncEventNotifier 56 { 57 public: 58 CAsyncEventNotifier(cppu::OBroadcastHelper& rBroadcastHelper); 59 ~CAsyncEventNotifier(); 60 61 bool SAL_CALL startup(bool bCreateSuspended = true); 62 void SAL_CALL shutdown(); 63 64 // notifications may be added the 65 // the event queue but will only 66 // be notified to the clients after 67 // resume was called 68 void suspend(); 69 70 // resume notifying events 71 void resume(); 72 73 // this class is responsible for the memory management of 74 // the CEventNotification instance 75 void SAL_CALL notifyEvent(CEventNotification* EventNotification); 76 77 void SAL_CALL addListener (const ::com::sun::star::uno::Type& aType , 78 const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& xListener); 79 void SAL_CALL removeListener(const ::com::sun::star::uno::Type& aType , 80 const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& xListener); 81 82 private: 83 size_t SAL_CALL getEventListSize(); 84 void SAL_CALL resetNotifyEvent(); 85 CEventNotification* SAL_CALL getNextEventRecord(); 86 void SAL_CALL removeNextEventRecord(); 87 88 void SAL_CALL run( ); 89 90 static unsigned int WINAPI ThreadProc(LPVOID pParam); 91 92 private: 93 std::list<CEventNotification*> m_EventList; 94 HANDLE m_hThread; 95 bool m_bRun; 96 unsigned m_ThreadId; 97 ::cppu::OBroadcastHelper& m_rBroadcastHelper; 98 HANDLE m_hEvents[2]; 99 HANDLE& m_NotifyEvent; 100 HANDLE& m_ResumeNotifying; 101 osl::Mutex m_Mutex; 102 103 // prevent copy and assignment 104 private: 105 CAsyncEventNotifier( const CAsyncEventNotifier& ); 106 CAsyncEventNotifier& operator=( const CAsyncEventNotifier& ); 107 }; 108 109 #endif 110