Quelle  View.cxx   Sprache: C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
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 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
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 * This file incorporates work covered by the following license notice:
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 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
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 *   License, Version 2.0 (the "License"); you may not use this file
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#include <View.hxx>
#include <strings.hxx>

#include <connectivity/dbtools.hxx>

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

#include <comphelper/diagnose_ex.hxx>

namespace dbaccess
{

    using namespace ::com::sun::star::uno;
    using ::com::sun::star::sdbc::XConnection;
    using ::com::sun::star::lang::XMultiServiceFactory;

    static OUString lcl_getServiceNameForSetting(const Reference< css::sdbc::XConnection >&&nbsp;_xConnection,const OUString& i_sSetting)
    {
        OUString sSupportService;
        Any aValue;
        if ( dbtools::getDataSourceSetting(_xConnection,i_sSetting,aValue) )
        {
            aValue >>= sSupportService;
        }
        return sSupportService;
    }
    // View
    View::View( const Reference< XConnection >& _rxConnection, bool _bCaseSensitive,
        const OUString& _rCatalogName,const OUString& _rSchemaName, const OUString& ;_rName )
        :View_Base( _bCaseSensitive, _rName, _rxConnection->getMetaData(), OUString(), _rSchemaName, _rCatalogName )
    {
        m_nCommandHandle = getProperty(PROPERTY_COMMAND).Handle;
        try
        {
            Reference<XMultiServiceFactory> xFac(_rxConnection,UNO_QUERY_THROW);
            m_xViewAccess.set(xFac->createInstance(lcl_getServiceNameForSetting(_rxConnection,u"ViewAccessServiceName"_ustr)),UNO_QUERY);
        }
        catch(const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION("dbaccess");
        }
    }

    View::~View()
    {
    }

    IMPLEMENT_FORWARD_REFCOUNT( View, View_Base )
    IMPLEMENT_GET_IMPLEMENTATION_ID( View )

    Any SAL_CALL View::queryInterface( const Type & _rType )
    {
        if(_rType == cppu::UnoType<XAlterView>::get()&& !m_xViewAccess.is() )
            return Any();
        Any aReturn = View_Base::queryInterface( _rType );
        if ( !aReturn.hasValue() )
            aReturn = View_IBASE::queryInterface( _rType );
        return aReturn;
    }

    Sequence< Type > SAL_CALL View::getTypes(  )
    {
        Type aAlterType = cppu::UnoType<XAlterView>::get();

        Sequence< Type > aTypes( ::comphelper::concatSequences(View_Base::getTypes(),View_IBASE::getTypes()) );
        std::vector<Type> aOwnTypes;
        aOwnTypes.reserve(aTypes.getLength());

        for (auto& type : aTypes)
            if (m_xViewAccess || type != aAlterType)
                aOwnTypes.push_back(type);

        return Sequence< Type >(aOwnTypes.data(), aOwnTypes.size());
    }

    void SAL_CALL View::alterCommand( const OUString& _rNewCommand )
    {
        OSL_ENSURE(m_xViewAccess.is(),"Illegal call to AlterView!");
        m_xViewAccess->alterCommand(this,_rNewCommand);
    }

    void SAL_CALL View::getFastPropertyValue( Any& _rValue, sal_Int32 _nHandle ) const
    {
        if ( _nHandle == m_nCommandHandle && m_xViewAccess.is() )
        {
            // retrieve the very current command, don't rely on the base classes cached value
            // (which we initialized empty, anyway)
            _rValue <<= m_xViewAccess->getCommand(const_cast<View*>(this));
            return;
        }

        View_Base::getFastPropertyValue( _rValue, _nHandle );
    }

} // namespace dbaccess

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