libreoffice/dbaccess/source/ui/inc/JoinExchange.hxx

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */
#ifndef DBAUI_JOINEXCHANGE_HXX
#define DBAUI_JOINEXCHANGE_HXX

#include "dbexchange.hxx"
#include "TableWindowListBox.hxx"

#include <svtools/transfer.hxx>
#include <com/sun/star/lang/XUnoTunnel.hpp>
#include <cppuhelper/implbase1.hxx>

namespace dbaui
{
    //==================================================================
    // OJoinExchObj :
    // Additional data to create Joins in the JoinShell
    //==================================================================

    typedef ::cppu::ImplHelper1< ::com::sun::star::lang::XUnoTunnel > OJoinExchObj_Base;
    class OJoinExchObj
                    :public TransferableHelper
                    ,public OJoinExchObj_Base
    {
        static String           m_sJoinFormat;
        sal_Bool                m_bFirstEntry;

    protected:
        OJoinExchangeData           m_jxdSourceDescription;
        IDragTransferableListener*  m_pDragListener;

        virtual ~OJoinExchObj();
    public:
        OJoinExchObj(const OJoinExchangeData& jxdSource,sal_Bool _bFirstEntry=sal_False);


        // XInterface
        virtual ::com::sun::star::uno::Any SAL_CALL queryInterface( const ::com::sun::star::uno::Type& aType ) throw(::com::sun::star::uno::RuntimeException);
        virtual void SAL_CALL acquire(  ) throw();
        virtual void SAL_CALL release(  ) throw();

        // XUnoTunnel
        virtual sal_Int64 SAL_CALL getSomething( const ::com::sun::star::uno::Sequence< sal_Int8 >& _rIdentifier ) throw(::com::sun::star::uno::RuntimeException);

        void StartDrag( Window* pWindow, sal_Int8 nDragSourceActions, IDragTransferableListener* _pListener );

        static OJoinExchangeData    GetSourceDescription(const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >& _rxObject);
        static sal_Bool             isFormatAvailable( const DataFlavorExVector& _rFormats ,SotFormatStringId _nSlotID=SOT_FORMATSTR_ID_SBA_JOIN);

    protected:
        virtual void                AddSupportedFormats();
        virtual sal_Bool            GetData( const ::com::sun::star::datatransfer::DataFlavor& rFlavor );
        virtual void                DragFinished( sal_Int8 nDropAction );

        static ::com::sun::star::uno::Sequence< sal_Int8 > getUnoTunnelImplementationId();

    private:
        using TransferableHelper::StartDrag;
    };
}
#endif // DBAUI_JOINEXCHANGE_HXX


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