/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: configaccess.hxx,v $
 *
 *  $Revision: 1.3 $
 *
 *  last change: $Author: rt $ $Date: 2005-09-09 00:21:54 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *    Lesser General Public License for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/

#ifndef __FRAMEWORK_CONFIG_CONFIGACCESS_HXX_
#define __FRAMEWORK_CONFIG_CONFIGACCESS_HXX_

//_______________________________________
// my own includes

#ifndef __FRAMEWORK_THREADHELP_THREADHELPBASE_HXX_
#include <threadhelp/threadhelpbase.hxx>
#endif

#ifndef __FRAMEWORK_MACROS_DEBUG_HXX_
#include <macros/debug.hxx>
#endif

#ifndef __FRAMEWORK_GENERAL_H_
#include <general.h>
#endif

//_______________________________________
// interface includes

#ifndef _COM_SUN_STAR_LANG_XMULTISERVICEFACTORY_HPP_
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#endif

//_______________________________________
// other includes

#ifndef _RTL_USTRING_HXX_
#include <rtl/ustring.hxx>
#endif

//_______________________________________
// namespace

namespace framework{

//_______________________________________
// public const

//_______________________________________
/**
    @short  implements a simple configuration access
    @descr  Sometimes it's better to have direct config access
            instead of using soecialize config items of the svtools
            project. This class can wrapp such configuration access.
 */
class ConfigAccess : public ThreadHelpBase
{
    //___________________________________
    // const

    public:

        /** represent the possible modes of the internal wrapped configuration access */
        enum EOpenMode
        {
            /// config isn't used yet
            E_CLOSED,
            /// config access is open for reading only
            E_READONLY,
            /// config access is open for reading/writing data
            E_READWRITE
        };

    //___________________________________
    // member

    private:

        /**
            reference to the uno service manager
            It's neccessary to instanciate own needed services.
         */
        css::uno::Reference< css::lang::XMultiServiceFactory > m_xSMGR;

        /** hold an opened configuration alive */
        css::uno::Reference< css::uno::XInterface > m_xConfig;

        /** knows the root of the opened config access point */
        ::rtl::OUString m_sRoot;

        /** represent the current open mode */
        EOpenMode m_eMode;

    //___________________________________
    // native interface methods

    public:

                 ConfigAccess( const css::uno::Reference< css::lang::XMultiServiceFactory >& xSMGR ,
                               const ::rtl::OUString&                                        sRoot );
        virtual ~ConfigAccess();

        virtual void      open   ( EOpenMode eMode );
        virtual void      close  (                 );
        virtual EOpenMode getMode(                 ) const;

        virtual const css::uno::Reference< css::uno::XInterface >& cfg();
};

} // namespace framework

#endif // __FRAMEWORK_CONFIG_CONFIGACCESS_HXX_