05310fac62
2008/04/01 12:27:21 thb 1.3.16.2: #i85898# Stripping all external header guards 2008/03/31 12:22:43 rt 1.3.16.1: #i87441# Change license header to LPGL v3.
102 lines
3 KiB
C++
102 lines
3 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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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: autoobject.hxx,v $
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* $Revision: 1.4 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org 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
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef CONFIGMGR_AUTOOBJECT_HXX
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#define CONFIGMGR_AUTOOBJECT_HXX
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#include "utility.hxx"
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namespace configmgr
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{
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////////////////////////////////////////////////////////////////////////////////
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using ::rtl::OUString;
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//-----------------------------------------------------------------------------
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template < class Object >
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class AutoObject : Noncopyable
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{
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public:
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typedef Object object_type;
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typedef Object * Ptr;
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public:
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AutoObject() : m_pObject(NULL) {}
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AutoObject(Object * _obj) : m_pObject(_obj) {}
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~AutoObject() { delete m_pObject; }
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bool is() const;
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Ptr get() const;
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Ptr getOrCreate();
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private:
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Ptr internalCreate();
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private:
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Ptr m_pObject;
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};
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//-----------------------------------------------------------------------------
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template < class Object >
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inline
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Object * AutoObject<Object>::get() const
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{
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return m_pObject;
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}
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//-----------------------------------------------------------------------------
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template < class Object >
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inline
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bool AutoObject<Object>::is() const
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{
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return get() != NULL;
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}
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//-----------------------------------------------------------------------------
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template < class Object >
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Object * AutoObject<Object>::getOrCreate()
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{
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Object * p = get();
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return p ? p : internalCreate();
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}
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//-----------------------------------------------------------------------------
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template < class Object >
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Object * AutoObject<Object>::internalCreate()
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{
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if (m_pObject == NULL)
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m_pObject = new Object();
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return m_pObject;
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}
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//-----------------------------------------------------------------------------
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////////////////////////////////////////////////////////////////////////////////
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} // namespace configmgr
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#endif
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