1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ 2 /* 3 * This file is part of the LibreOffice project. 4 * 5 * This Source Code Form is subject to the terms of the Mozilla Public 6 * License, v. 2.0. If a copy of the MPL was not distributed with this 7 * file, You can obtain one at http://mozilla.org/MPL/2.0/. 8 * 9 * This file incorporates work covered by the following license notice: 10 * 11 * Licensed to the Apache Software Foundation (ASF) under one or more 12 * contributor license agreements. See the NOTICE file distributed 13 * with this work for additional information regarding copyright 14 * ownership. The ASF licenses this file to you under the Apache 15 * License, Version 2.0 (the "License"); you may not use this file 16 * except in compliance with the License. You may obtain a copy of 17 * the License at http://www.apache.org/licenses/LICENSE-2.0 . 18 */ 19 20 #ifndef INCLUDED_UNOCONTROLS_SOURCE_INC_OCONNECTIONPOINTHELPER_HXX 21 #define INCLUDED_UNOCONTROLS_SOURCE_INC_OCONNECTIONPOINTHELPER_HXX 22 23 #include <com/sun/star/lang/XConnectionPoint.hpp> 24 #include <cppuhelper/weak.hxx> 25 #include <cppuhelper/weakref.hxx> 26 27 namespace com::sun::star::lang { class XConnectionPointContainer; } 28 namespace unocontrols { class OConnectionPointContainerHelper; } 29 30 namespace unocontrols { 31 32 class OConnectionPointHelper : public css::lang::XConnectionPoint 33 , public ::cppu::OWeakObject 34 { 35 public: 36 OConnectionPointHelper( ::osl::Mutex& aMutex , 37 OConnectionPointContainerHelper* pContainerImplementation , 38 css::uno::Type const & aType ); 39 40 virtual ~OConnectionPointHelper() override; 41 42 // XInterface 43 44 /** 45 @short give answer, if interface is supported 46 @descr The interfaces are searched by type. 47 48 @seealso XInterface 49 50 @param "rType" is the type of searched interface. 51 52 @return Any information about found interface 53 54 @onerror A RuntimeException is thrown. 55 */ 56 57 virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type& aType ) override; 58 59 /** 60 @short increment refcount 61 @seealso XInterface 62 @seealso release() 63 @onerror A RuntimeException is thrown. 64 */ 65 66 virtual void SAL_CALL acquire() throw() override; 67 68 /** 69 @short decrement refcount 70 @seealso XInterface 71 @seealso acquire() 72 @onerror A RuntimeException is thrown. 73 */ 74 75 virtual void SAL_CALL release() throw() override; 76 77 // XConnectionPoint 78 79 virtual css::uno::Type SAL_CALL getConnectionType() override; 80 81 virtual css::uno::Reference< css::lang::XConnectionPointContainer > SAL_CALL getConnectionPointContainer() override; 82 83 virtual void SAL_CALL advise( 84 const css::uno::Reference< css::uno::XInterface >& xListener 85 ) override; 86 87 virtual void SAL_CALL unadvise( const css::uno::Reference< css::uno::XInterface >& xListener ) override; 88 89 virtual css::uno::Sequence< css::uno::Reference< css::uno::XInterface > > SAL_CALL getConnections() override; 90 91 private: 92 bool impl_LockContainer(); 93 94 void impl_UnlockContainer(); 95 96 private: 97 98 ::osl::Mutex& m_aSharedMutex; 99 css::uno::WeakReference< css::lang::XConnectionPointContainer > m_oContainerWeakReference; // Reference to container-class!. Don't use Reference<...> 100 // It is a ring-reference => and must be a wekreference! 101 OConnectionPointContainerHelper* m_pContainerImplementation; 102 css::uno::Type const m_aInterfaceType; 103 css::uno::Reference< css::uno::XInterface > m_xLock; 104 }; 105 106 } 107 108 #endif // INCLUDED_UNOCONTROLS_SOURCE_INC_OCONNECTIONPOINTHELPER_HXX 109 110 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ 111