libreoffice/comphelper/source/property/ChainablePropertySetInfo.cxx

/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: ChainablePropertySetInfo.cxx,v $
 *
 *  $Revision: 1.5 $
 *
 *  last change: $Author: rt $ $Date: 2005-09-08 02:55:38 $
 *
 *  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 _COMPHELPER_CHAINABLEPROPERTYSETINFO_HXX_
#include <comphelper/ChainablePropertySetInfo.hxx>
#endif
#ifndef _COMPHELPER_TYPEGENERATION_HXX_
#include <comphelper/TypeGeneration.hxx>
#endif

using ::rtl::OUString;
using ::comphelper::PropertyInfo;
using ::comphelper::GenerateCppuType;
using ::comphelper::ChainablePropertySetInfo;
using ::com::sun::star::uno::Any;
using ::com::sun::star::uno::Type;
using ::com::sun::star::uno::XWeak;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::XInterface;
using ::com::sun::star::uno::RuntimeException;
using ::com::sun::star::beans::Property;
using ::com::sun::star::beans::XPropertySetInfo;
using ::com::sun::star::beans::UnknownPropertyException;

ChainablePropertySetInfo::ChainablePropertySetInfo()
    throw()
{
}

ChainablePropertySetInfo::ChainablePropertySetInfo( PropertyInfo* pMap )
    throw()
{
    add ( pMap );
}

ChainablePropertySetInfo::~ChainablePropertySetInfo()
    throw()
{
}

//XInterface
Any SAL_CALL ChainablePropertySetInfo::queryInterface( const Type& rType )
    throw(RuntimeException)
{
    return ::cppu::queryInterface ( rType                                       ,
                                    // OWeakObject interfaces
                                    reinterpret_cast< XInterface*       > ( this )  ,
                                    static_cast < XWeak*                > ( this )  ,
                                    // my own interfaces
                                    static_cast < XPropertySetInfo*     > ( this ) );
}

void SAL_CALL ChainablePropertySetInfo::acquire(  )
    throw()
{
    OWeakObject::acquire();
}
void SAL_CALL ChainablePropertySetInfo::release(  )
    throw()
{
    OWeakObject::release();
}

void ChainablePropertySetInfo::add( PropertyInfo* pMap, sal_Int32 nCount )
    throw()
{
    // nCount < 0   => add all
    // nCount == 0  => add nothing
    // nCount > 0   => add at most nCount entries
    if( maProperties.getLength() )
        maProperties.realloc( 0 );

    while( pMap->mpName && ( ( nCount < 0) || ( nCount-- > 0 ) ) )
    {
        OUString aName( pMap->mpName, pMap->mnNameLen, RTL_TEXTENCODING_ASCII_US );

#ifndef PRODUCT
        PropertyInfoHash::iterator aIter = maMap.find( aName );
        if( aIter != maMap.end() )
            OSL_ENSURE( sal_False, "Warning: PropertyInfo added twice, possible error!");
#endif
        maMap[aName] = pMap++;
    }
}

void ChainablePropertySetInfo::remove( const rtl::OUString& aName )
    throw()
{
    maMap.erase ( aName );
    if ( maProperties.getLength() )
         maProperties.realloc( 0 );
}

Sequence< ::Property > SAL_CALL ChainablePropertySetInfo::getProperties()
    throw(::com::sun::star::uno::RuntimeException)
{
    sal_Int32 nSize = maMap.size();
    if( maProperties.getLength() != nSize )
    {
        maProperties.realloc ( nSize );
        Property* pProperties = maProperties.getArray();

        PropertyInfoHash::iterator aIter = maMap.begin();
        const PropertyInfoHash::iterator aEnd = maMap.end();
        for ( ; aIter != aEnd; ++aIter, ++pProperties)
        {
            PropertyInfo* pInfo = (*aIter).second;

            pProperties->Name = OUString( pInfo->mpName, pInfo->mnNameLen, RTL_TEXTENCODING_ASCII_US );
            pProperties->Handle = pInfo->mnHandle;
            const Type* pType;
            GenerateCppuType ( pInfo->meCppuType, pType);
            pProperties->Type = *pType;
            pProperties->Attributes = pInfo->mnAttributes;
        }
    }
    return maProperties;
}

Property SAL_CALL ChainablePropertySetInfo::getPropertyByName( const ::rtl::OUString& rName )
    throw(::UnknownPropertyException, ::com::sun::star::uno::RuntimeException)
{
    PropertyInfoHash::iterator aIter = maMap.find( rName );

    if ( maMap.end() == aIter )
        throw UnknownPropertyException();

    PropertyInfo *pInfo = (*aIter).second;
    Property aProperty;
    aProperty.Name   = OUString( pInfo->mpName, pInfo->mnNameLen, RTL_TEXTENCODING_ASCII_US );
    aProperty.Handle = pInfo->mnHandle;
    const Type* pType = &aProperty.Type;
    GenerateCppuType ( pInfo->meCppuType, pType );
    aProperty.Type = *pType;
    aProperty.Attributes = pInfo->mnAttributes;
    return aProperty;
}

sal_Bool SAL_CALL ChainablePropertySetInfo::hasPropertyByName( const ::rtl::OUString& rName )
    throw(::com::sun::star::uno::RuntimeException)
{
    return static_cast < sal_Bool > ( maMap.find ( rName ) != maMap.end() );
}