libreoffice/dbaccess/source/ui/querydesign/TableConnectionData.cxx

/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: TableConnectionData.cxx,v $
 *
 *  $Revision: 1.6 $
 *
 *  last change: $Author: rt $ $Date: 2005-09-08 16:28:37 $
 *
 *  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 DBAUI_TABLECONNECTIONDATA_HXX
#include "TableConnectionData.hxx"
#endif
#ifndef _TOOLS_DEBUG_HXX
#include <tools/debug.hxx>
#endif
#ifndef _COMPHELPER_STLTYPES_HXX_
#include <comphelper/stl_types.hxx>
#endif

using namespace dbaui;
using namespace comphelper;
//==================================================================
// class OTableConnectionData
//==================================================================
DBG_NAME(OTableConnectionData);
TYPEINIT0(OTableConnectionData);
//------------------------------------------------------------------------
OTableConnectionData::OTableConnectionData()
{
    DBG_CTOR(OTableConnectionData,NULL);
    Init();
}

//------------------------------------------------------------------------
OTableConnectionData::OTableConnectionData( const String& rSourceWinName, const String& rDestWinName, const String& rConnName )
    :m_aSourceWinName( rSourceWinName )
    ,m_aDestWinName( rDestWinName )
    ,m_aConnName( rConnName )
{
    DBG_CTOR(OTableConnectionData,NULL);
    Init();
}

//------------------------------------------------------------------------
void OTableConnectionData::Init()
{
    //////////////////////////////////////////////////////////////////////
    // LineDataList mit Defaults initialisieren
    DBG_ASSERT(m_vConnLineData.size() == 0, "OTableConnectionData::Init() : nur mit leere Linienliste aufzurufen !");
    ResetConnLines(TRUE);
        // das legt Defaults an
}

//------------------------------------------------------------------------
void OTableConnectionData::Init(const String& rSourceWinName, const String& rDestWinName, const String& rConnName)
{
    // erst mal alle LineDatas loeschen
    OConnectionLineDataVec().swap(m_vConnLineData);
    // dann die Strings
    m_aSourceWinName = rSourceWinName;
    m_aDestWinName = rDestWinName;
    m_aConnName = rConnName;

    // den Rest erledigt das andere Init
    Init();
}

//------------------------------------------------------------------------
OTableConnectionData::OTableConnectionData( const OTableConnectionData& rConnData )
{
    DBG_CTOR(OTableConnectionData,NULL);
    *this = rConnData;
}

//------------------------------------------------------------------------
void OTableConnectionData::CopyFrom(const OTableConnectionData& rSource)
{
    *this = rSource;
    // hier ziehe ich mich auf das (nicht-virtuelle) operator= zurueck, das nur meine Members kopiert
}

//------------------------------------------------------------------------
OTableConnectionData::~OTableConnectionData()
{
    DBG_DTOR(OTableConnectionData,NULL);
    // LineDataList loeschen
    ResetConnLines(FALSE);
}

//------------------------------------------------------------------------
OTableConnectionData& OTableConnectionData::operator=( const OTableConnectionData& rConnData )
{
    if (&rConnData == this)
        return *this;

    m_aSourceWinName = rConnData.GetSourceWinName();
    m_aDestWinName = rConnData.GetDestWinName();
    m_aConnName = rConnData.GetConnName();

    // clear line list
    ResetConnLines(FALSE);

    // und kopieren
    OConnectionLineDataVec* pLineData = const_cast<OTableConnectionData*>(&rConnData)->GetConnLineDataList();

    OConnectionLineDataVec::const_iterator aIter = pLineData->begin();
    for(;aIter != pLineData->end();++aIter)
        m_vConnLineData.push_back(new OConnectionLineData(**aIter));

    return *this;
}

//------------------------------------------------------------------------
BOOL OTableConnectionData::SetConnLine( USHORT nIndex, const String& rSourceFieldName, const String& rDestFieldName )
{
    if (USHORT(m_vConnLineData.size()) < nIndex)
        return FALSE;
        // == ist noch erlaubt, das entspricht einem Append

    if (m_vConnLineData.size() == nIndex)
        return AppendConnLine(rSourceFieldName, rDestFieldName);

    OConnectionLineDataRef pConnLineData = m_vConnLineData[nIndex];
    DBG_ASSERT(pConnLineData != NULL, "OTableConnectionData::SetConnLine : habe ungueltiges LineData-Objekt");

    pConnLineData->SetSourceFieldName( rSourceFieldName );
    pConnLineData->SetDestFieldName( rDestFieldName );

    return TRUE;
}

//------------------------------------------------------------------------
BOOL OTableConnectionData::AppendConnLine( const ::rtl::OUString& rSourceFieldName, const ::rtl::OUString& rDestFieldName )
{
    OConnectionLineDataVec::iterator aIter = m_vConnLineData.begin();
    for(;aIter != m_vConnLineData.end();++aIter)
    {
        if((*aIter)->GetDestFieldName() == rDestFieldName && (*aIter)->GetSourceFieldName() == rSourceFieldName)
            break;
    }
    if(aIter == m_vConnLineData.end())
    {
        OConnectionLineDataRef pNew = new OConnectionLineData(rSourceFieldName, rDestFieldName);
        if (!pNew.isValid())
            return FALSE;

        m_vConnLineData.push_back(pNew);
    }
    return TRUE;
}

//------------------------------------------------------------------------
void OTableConnectionData::ResetConnLines( BOOL bUseDefaults )
{
    OConnectionLineDataVec().swap(m_vConnLineData);

    if (bUseDefaults)
    {
        for (USHORT i=0; i<MAX_CONN_COUNT; i++)
            m_vConnLineData.push_back( new OConnectionLineData());
    }
}

//------------------------------------------------------------------------
OConnectionLineDataRef OTableConnectionData::CreateLineDataObj()
{
    return new OConnectionLineData();
}

//------------------------------------------------------------------------
OConnectionLineDataRef OTableConnectionData::CreateLineDataObj( const OConnectionLineData& rConnLineData )
{
    return new OConnectionLineData( rConnLineData );
}
// -----------------------------------------------------------------------------
OTableConnectionData* OTableConnectionData::NewInstance() const
{
    return new OTableConnectionData();
}
// -----------------------------------------------------------------------------
void OTableConnectionData::normalizeLines()
{
    // noch ein wenig Normalisierung auf den LineDatas : leere Lines vom Anfang an das Ende verschieben
    sal_Int32 nCount = m_vConnLineData.size();
    for(sal_Int32 i=0;i<nCount;)
    {
        if(!m_vConnLineData[i]->GetSourceFieldName().getLength() && !m_vConnLineData[i]->GetDestFieldName().getLength())
        {
            OConnectionLineDataRef pData = m_vConnLineData[i];
            m_vConnLineData.erase(m_vConnLineData.begin()+i);
            m_vConnLineData.push_back(pData);
            --nCount;
        }
        else
            ++i;
    }
}
// -----------------------------------------------------------------------------