141 lines
3.1 KiB
C++
141 lines
3.1 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: mutexholder.hxx,v $
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*
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* $Revision: 1.3 $
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*
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* last change: $Author: rt $ $Date: 2005-09-08 16:00:13 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#ifndef __MUTEXHOLDER_HXX_
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#define __MUTEXHOLDER_HXX_
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#ifndef _OSL_MUTEX_HXX_
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#include <osl/mutex.hxx>
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#endif
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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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