124 lines
2.7 KiB
C++
124 lines
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef __MUTEXHOLDER_HXX_
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#define __MUTEXHOLDER_HXX_
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#include <osl/mutex.hxx>
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class SotMutexHolder
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{
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::osl::Mutex m_aMutex;
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sal_Int32 m_nRefCount;
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public:
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SotMutexHolder() : m_nRefCount( 0 ) {}
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void AddRef()
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{
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m_nRefCount++;
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}
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void ReleaseRef()
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{
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if ( !--m_nRefCount )
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delete this;
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}
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::osl::Mutex& GetMutex() { return m_aMutex; }
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};
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class SotMutexHolderRef
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{
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SotMutexHolder* m_pHolder;
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public:
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SotMutexHolderRef()
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: m_pHolder( NULL )
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{}
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SotMutexHolderRef( SotMutexHolder* pHolder )
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: m_pHolder( pHolder )
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{
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if ( m_pHolder )
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m_pHolder->AddRef();
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}
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SotMutexHolderRef( const SotMutexHolderRef& rRef )
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: m_pHolder( rRef.m_pHolder )
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{
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if ( m_pHolder )
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m_pHolder->AddRef();
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}
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~SotMutexHolderRef()
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{
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if ( m_pHolder )
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m_pHolder->ReleaseRef();
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}
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SotMutexHolderRef& operator =( const SotMutexHolderRef& rRef )
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{
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if ( m_pHolder )
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m_pHolder->ReleaseRef();
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m_pHolder = rRef.m_pHolder;
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if ( m_pHolder )
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m_pHolder->AddRef();
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return *this;
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}
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SotMutexHolderRef& operator =( SotMutexHolder* pHolder )
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{
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if ( m_pHolder )
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m_pHolder->ReleaseRef();
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m_pHolder = pHolder;
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if ( m_pHolder )
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m_pHolder->AddRef();
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return *this;
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}
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SotMutexHolder* operator ->() const
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{
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return m_pHolder;
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}
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SotMutexHolder& operator *() const
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{
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return *m_pHolder;
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}
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operator SotMutexHolder*() const
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{
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return m_pHolder;
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}
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sal_Bool Is() const
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{
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return m_pHolder != NULL;
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}
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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