/* -*- 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 .
 */

#include "SelectionBrowseBox.hxx"
#include <com/sun/star/sdbc/XDatabaseMetaData.hpp>
#include <com/sun/star/sdbc/DataType.hpp>
#include "QueryDesignView.hxx"
#include "querycontroller.hxx"
#include "sqlbison.hxx"
#include "QueryTableView.hxx"
#include "browserids.hxx"
#include <comphelper/extract.hxx>
#include <comphelper/stl_types.hxx>
#include <comphelper/string.hxx>
#include <comphelper/types.hxx>
#include "TableFieldInfo.hxx"
#include "dbu_qry.hrc"
#include "dbaccess_helpid.hrc"
#include <com/sun/star/container/XNameAccess.hpp>
#include "dbustrings.hrc"
#include "QTableWindow.hxx"
#include <vcl/msgbox.hxx>
#include <vcl/settings.hxx>
#include "QueryDesignFieldUndoAct.hxx"
#include "sqlmessage.hxx"
#include "UITools.hxx"
#include <osl/diagnose.h>
#include "svtools/treelistentry.hxx"

using namespace ::svt;
using namespace ::dbaui;
using namespace ::connectivity;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::util;
using namespace ::com::sun::star::accessibility;

#define DEFAULT_QUERY_COLS  20
#define DEFAULT_SIZE        GetTextWidth("0") * 30
#define HANDLE_ID            0
#define HANDLE_COLUMN_WITDH 70
#define SORT_COLUMN_NONE    0xFFFFFFFF

namespace
{
    bool isFieldNameAsterisk(const OUString& _sFieldName )
    {
        bool bAsterisk = !(!_sFieldName.isEmpty() && _sFieldName.toChar() != '*');
        if ( !bAsterisk )
        {
            sal_Int32 nTokenCount = comphelper::string::getTokenCount(_sFieldName, '.');
            if (    (nTokenCount == 2 && _sFieldName.getToken(1,'.')[0] == '*' )
                ||  (nTokenCount == 3 && _sFieldName.getToken(2,'.')[0] == '*' ) )
            {
                bAsterisk = true;
            }
        }
        return bAsterisk;
    }
    bool lcl_SupportsCoreSQLGrammar(const Reference< XConnection>& _xConnection)
    {
        bool bSupportsCoreGrammar = false;
        if ( _xConnection.is() )
        {
            try
            {
                Reference< XDatabaseMetaData >  xMetaData = _xConnection->getMetaData();
                bSupportsCoreGrammar = xMetaData.is() && xMetaData->supportsCoreSQLGrammar();
            }
            catch(Exception&)
            {
            }
        }
        return bSupportsCoreGrammar;
    }
}

OSelectionBrowseBox::OSelectionBrowseBox( vcl::Window* pParent )
                   :EditBrowseBox( pParent,EditBrowseBoxFlags::NO_HANDLE_COLUMN_CONTENT, WB_3DLOOK, BrowserMode::COLUMNSELECTION | BrowserMode::KEEPHIGHLIGHT |  BrowserMode::HIDESELECT |
                                  BrowserMode::HIDECURSOR | BrowserMode::HLINES | BrowserMode::VLINES )
                   ,m_nSeekRow(0)
                   ,m_nMaxColumns(0)
                   ,m_aFunctionStrings(ModuleRes(STR_QUERY_FUNCTIONS))
                   ,m_nVisibleCount(0)
                   ,m_nLastSortColumn(SORT_COLUMN_NONE)
                   ,m_bOrderByUnRelated(true)
                   ,m_bGroupByUnRelated(true)
                   ,m_bStopTimer(false)
                   ,m_bWasEditing(false)
                   ,m_bDisableErrorBox(false)
                   ,m_bInUndoMode(false)
{
    SetHelpId(HID_CTL_QRYDGNCRIT);

    m_nMode =       BrowserMode::COLUMNSELECTION | BrowserMode::HIDESELECT
                |   BrowserMode::KEEPHIGHLIGHT   | BrowserMode::HIDECURSOR
                |   BrowserMode::HLINES      | BrowserMode::VLINES
                |   BrowserMode::HEADERBAR_NEW   ;

    m_pTextCell     = VclPtr<Edit>::Create(&GetDataWindow(), 0);
    m_pVisibleCell  = VclPtr<CheckBoxControl>::Create(&GetDataWindow());
    m_pTableCell    = VclPtr<ListBoxControl>::Create(&GetDataWindow());     m_pTableCell->SetDropDownLineCount( 20 );
    m_pFieldCell    = VclPtr<ComboBoxControl>::Create(&GetDataWindow());    m_pFieldCell->SetDropDownLineCount( 20 );
    m_pOrderCell    = VclPtr<ListBoxControl>::Create(&GetDataWindow());
    m_pFunctionCell = VclPtr<ListBoxControl>::Create(&GetDataWindow());     m_pFunctionCell->SetDropDownLineCount( 20 );

    m_pVisibleCell->SetHelpId(HID_QRYDGN_ROW_VISIBLE);
    m_pTableCell->SetHelpId(HID_QRYDGN_ROW_TABLE);
    m_pFieldCell->SetHelpId(HID_QRYDGN_ROW_FIELD);
    m_pOrderCell->SetHelpId(HID_QRYDGN_ROW_ORDER);
    m_pFunctionCell->SetHelpId(HID_QRYDGN_ROW_FUNCTION);

    // switch off triState of css::form::CheckBox
    m_pVisibleCell->GetBox().EnableTriState( false );

    vcl::Font aTitleFont = OutputDevice::GetDefaultFont( DefaultFontType::SANS_UNICODE,Window::GetSettings().GetLanguageTag().getLanguageType(),GetDefaultFontFlags::OnlyOne);
    aTitleFont.SetFontSize(Size(0, 6));
    SetTitleFont(aTitleFont);

    OUString aTxt(ModuleRes(STR_QUERY_SORTTEXT));
    sal_Int32 nCount = comphelper::string::getTokenCount(aTxt, ';');
    for (sal_Int32 nIdx = 0; nIdx < nCount; nIdx++)
        m_pOrderCell->InsertEntry(aTxt.getToken(nIdx, ';'));

    for(long i=0;i < BROW_ROW_CNT;i++)
        m_bVisibleRow.push_back(true);

    m_bVisibleRow[BROW_FUNCTION_ROW] = false;   // first hide

    m_timerInvalidate.SetTimeout(200);
    m_timerInvalidate.SetTimeoutHdl(LINK(this, OSelectionBrowseBox, OnInvalidateTimer));
    m_timerInvalidate.Start();
}

OSelectionBrowseBox::~OSelectionBrowseBox()
{
    disposeOnce();
}

void OSelectionBrowseBox::dispose()
{
    m_pTextCell.disposeAndClear();
    m_pVisibleCell.disposeAndClear();
    m_pFieldCell.disposeAndClear();
    m_pTableCell.disposeAndClear();
    m_pOrderCell.disposeAndClear();
    m_pFunctionCell.disposeAndClear();
    ::svt::EditBrowseBox::dispose();
}

void OSelectionBrowseBox::initialize()
{
    Reference< XConnection> xConnection = static_cast<OQueryController&>(getDesignView()->getController()).getConnection();
    if(xConnection.is())
    {
        const IParseContext& rContext = static_cast<OQueryController&>(getDesignView()->getController()).getParser().getContext();
        const IParseContext::InternationalKeyCode eFunctions[] = {
            IParseContext::InternationalKeyCode::Avg,IParseContext::InternationalKeyCode::Count,IParseContext::InternationalKeyCode::Max
            ,IParseContext::InternationalKeyCode::Min,IParseContext::InternationalKeyCode::Sum
            ,IParseContext::InternationalKeyCode::Every
            ,IParseContext::InternationalKeyCode::Any
            ,IParseContext::InternationalKeyCode::Some
            ,IParseContext::InternationalKeyCode::StdDevPop
            ,IParseContext::InternationalKeyCode::StdDevSamp
            ,IParseContext::InternationalKeyCode::VarSamp
            ,IParseContext::InternationalKeyCode::VarPop
            ,IParseContext::InternationalKeyCode::Collect
            ,IParseContext::InternationalKeyCode::Fusion
            ,IParseContext::InternationalKeyCode::Intersection
        };

        OUString sGroup = m_aFunctionStrings.getToken(comphelper::string::getTokenCount(m_aFunctionStrings, ';') - 1, ';');
        m_aFunctionStrings = m_aFunctionStrings.getToken(0, ';');

        for (IParseContext::InternationalKeyCode eFunction : eFunctions)
        {
            m_aFunctionStrings += ";";
            m_aFunctionStrings += OStringToOUString(rContext.getIntlKeywordAscii(eFunction),
                RTL_TEXTENCODING_UTF8);
        }
        m_aFunctionStrings += ";";
        m_aFunctionStrings += sGroup;

        // Aggregate functions in general available only with Core SQL
        // We slip in a few optionals one, too.
        if ( lcl_SupportsCoreSQLGrammar(xConnection) )
        {
            sal_Int32 nCount = comphelper::string::getTokenCount(m_aFunctionStrings, ';');
            for( sal_Int32 nIdx = 0; nIdx < nCount; nIdx++ )
                m_pFunctionCell->InsertEntry(m_aFunctionStrings.getToken(nIdx, ';'));
        }
        else // else only COUNT(*) and COUNT("table".*)
        {
            m_pFunctionCell->InsertEntry(m_aFunctionStrings.getToken(0, ';'));
            m_pFunctionCell->InsertEntry(m_aFunctionStrings.getToken(2, ';')); // 2 -> COUNT
        }
        try
        {
            Reference< XDatabaseMetaData >  xMetaData = xConnection->getMetaData();
            if ( xMetaData.is() )
            {
                m_bOrderByUnRelated = xMetaData->supportsOrderByUnrelated();
                m_bGroupByUnRelated = xMetaData->supportsGroupByUnrelated();
            }
        }
        catch(Exception&)
        {
        }
    }

    Init();
}

OQueryDesignView* OSelectionBrowseBox::getDesignView()
{
    OSL_ENSURE(static_cast<const OQueryDesignView*>(GetParent()),"Parent isn't an OQueryDesignView!");
    return static_cast<OQueryDesignView*>(GetParent());
}

OQueryDesignView* OSelectionBrowseBox::getDesignView() const
{
    OSL_ENSURE(static_cast<const OQueryDesignView*>(GetParent()),"Parent isn't an OQueryDesignView!");
    return static_cast<OQueryDesignView*>(GetParent());
}

namespace
{
    class OSelectionBrwBoxHeader : public ::svt::EditBrowserHeader
    {
        VclPtr<OSelectionBrowseBox> m_pBrowseBox;
    protected:
        virtual void Select() override;
    public:
        explicit OSelectionBrwBoxHeader(OSelectionBrowseBox* pParent);
        virtual ~OSelectionBrwBoxHeader() { disposeOnce(); }
        virtual void dispose() override { m_pBrowseBox.clear(); ::svt::EditBrowserHeader::dispose(); }
    };
    OSelectionBrwBoxHeader::OSelectionBrwBoxHeader(OSelectionBrowseBox* pParent)
        : ::svt::EditBrowserHeader(pParent,WB_BUTTONSTYLE|WB_DRAG)
        ,m_pBrowseBox(pParent)
    {
    }

    void OSelectionBrwBoxHeader::Select()
    {
        EditBrowserHeader::Select();
        m_pBrowseBox->GrabFocus();

        BrowserMode nMode = m_pBrowseBox->GetMode();
        if ( 0 == m_pBrowseBox->GetSelectColumnCount() )
        {
            m_pBrowseBox->DeactivateCell();
            // we are in the right mode if a row hase been selected row
            if ( nMode & BrowserMode::HIDESELECT )
            {
                nMode &= ~BrowserMode::HIDESELECT;
                nMode |= BrowserMode::MULTISELECTION;
                m_pBrowseBox->SetMode( nMode );
            }
        }
        m_pBrowseBox->SelectColumnId( GetCurItemId() );
        m_pBrowseBox->DeactivateCell();
    }
}

VclPtr<BrowserHeader> OSelectionBrowseBox::imp_CreateHeaderBar(BrowseBox* /*pParent*/)
{
    return VclPtr<OSelectionBrwBoxHeader>::Create(this);
}

void OSelectionBrowseBox::ColumnMoved( sal_uInt16 nColId, bool _bCreateUndo )
{
    EditBrowseBox::ColumnMoved( nColId );
    // swap the two columns
    sal_uInt16 nNewPos = GetColumnPos( nColId );
    OTableFields& rFields = getFields();
    if ( rFields.size() > sal_uInt16(nNewPos-1) )
    {
        sal_uInt16 nOldPos = 0;
        OTableFields::const_iterator aEnd = rFields.end();
        OTableFields::const_iterator aIter = rFields.begin();
        for (; aIter != aEnd && ( (*aIter)->GetColumnId() != nColId ); ++aIter,++nOldPos)
            ;

        OSL_ENSURE( (nNewPos-1) != nOldPos && nOldPos < rFields.size(),"Old and new position are equal!");
        if ( aIter != aEnd )
        {
            OTableFieldDescRef pOldEntry = rFields[nOldPos];
            rFields.erase(rFields.begin() + nOldPos);
            rFields.insert(rFields.begin() + nNewPos - 1,pOldEntry);

            // create the undo action
            if ( !m_bInUndoMode && _bCreateUndo )
            {
                OTabFieldMovedUndoAct* pUndoAct = new OTabFieldMovedUndoAct(this);
                pUndoAct->SetColumnPosition( nOldPos + 1);
                pUndoAct->SetTabFieldDescr(pOldEntry);

                getDesignView()->getController().addUndoActionAndInvalidate(pUndoAct);
            }
        }
    }
    else
        OSL_FAIL("Invalid column id!");
}

void OSelectionBrowseBox::Init()
{

    EditBrowseBox::Init();

    // set the header bar
    BrowserHeader* pNewHeaderBar = CreateHeaderBar(this);
    pNewHeaderBar->SetMouseTransparent(false);

    SetHeaderBar(pNewHeaderBar);
    SetMode(m_nMode);

    vcl::Font aFont( GetDataWindow().GetFont() );
    aFont.SetWeight( WEIGHT_NORMAL );
    GetDataWindow().SetFont( aFont );

    Size aHeight;
    const Control* pControls[] = { m_pTextCell,m_pVisibleCell,m_pTableCell,m_pFieldCell };

    for (const Control* pControl : pControls)
    {
        const Size aTemp(pControl->GetOptimalSize());
        if ( aTemp.Height() > aHeight.Height() )
            aHeight.Height() = aTemp.Height();
    }
    SetDataRowHeight(aHeight.Height());
    SetTitleLines(1);
    // get number of visible rows
    for(long i=0;i<BROW_ROW_CNT;i++)
    {
        if(m_bVisibleRow[i])
            m_nVisibleCount++;
    }
    RowInserted(0, m_nVisibleCount, false);
    try
    {
        Reference< XConnection> xConnection = static_cast<OQueryController&>(getDesignView()->getController()).getConnection();
        if(xConnection.is())
        {
            Reference< XDatabaseMetaData >  xMetaData = xConnection->getMetaData();
            m_nMaxColumns = xMetaData.is() ? xMetaData->getMaxColumnsInSelect() : 0;

        }
        else
            m_nMaxColumns = 0;
    }
    catch(const SQLException&)
    {
        OSL_FAIL("Catched Exception when asking for database metadata options!");
        m_nMaxColumns = 0;
    }
}

void OSelectionBrowseBox::PreFill()
{
    SetUpdateMode(false);

    if (GetCurRow() != 0)
        GoToRow(0);

    static_cast< OQueryController& >( getDesignView()->getController() ).clearFields();

    DeactivateCell();

    RemoveColumns();
    InsertHandleColumn( HANDLE_COLUMN_WITDH );
    SetUpdateMode(true);
}

void OSelectionBrowseBox::ClearAll()
{
    SetUpdateMode(false);

    OTableFields::const_reverse_iterator aIter = getFields().rbegin();
    for ( ;aIter != getFields().rend(); ++aIter )
    {
        if ( !(*aIter)->IsEmpty() )
        {
            RemoveField( (*aIter)->GetColumnId() );
            aIter = getFields().rbegin();
        }
    }
    m_nLastSortColumn = SORT_COLUMN_NONE;
    SetUpdateMode(true);
}

void OSelectionBrowseBox::SetReadOnly(bool bRO)
{
    if (bRO)
    {
        DeactivateCell();
        m_nMode &= ~BrowserMode::HIDECURSOR;
        SetMode(m_nMode);
    }
    else
    {
        m_nMode |= BrowserMode::HIDECURSOR;
        SetMode(m_nMode);
        ActivateCell();
    }
}

CellController* OSelectionBrowseBox::GetController(long nRow, sal_uInt16 nColId)
{
    if ( nColId > getFields().size() )
        return nullptr;
    OTableFieldDescRef pEntry = getFields()[nColId-1];
    OSL_ENSURE(pEntry.is(), "OSelectionBrowseBox::GetController : keine FieldDescription !");

    if (!pEntry.is())
        return nullptr;

    if (static_cast<OQueryController&>(getDesignView()->getController()).isReadOnly())
        return nullptr;

    long nCellIndex = GetRealRow(nRow);
    switch (nCellIndex)
    {
        case BROW_FIELD_ROW:
            return new ComboBoxCellController(m_pFieldCell);
        case BROW_TABLE_ROW:
            return new ListBoxCellController(m_pTableCell);
        case BROW_VIS_ROW:
            return new CheckBoxCellController(m_pVisibleCell);
        case BROW_ORDER_ROW:
            return new ListBoxCellController(m_pOrderCell);
        case BROW_FUNCTION_ROW:
            return new ListBoxCellController(m_pFunctionCell);
        default:
            return new EditCellController(m_pTextCell);
    }
}

void OSelectionBrowseBox::InitController(CellControllerRef& /*rController*/, long nRow, sal_uInt16 nColId)
{
    OSL_ENSURE(nColId != BROWSER_INVALIDID,"An Invalid Id was set!");
    if ( nColId == BROWSER_INVALIDID )
        return;
    sal_uInt16 nPos = GetColumnPos(nColId);
    if ( nPos == 0 || nPos == BROWSER_INVALIDID || nPos > getFields().size() )
        return;
    OTableFieldDescRef pEntry = getFields()[nPos-1];
    OSL_ENSURE(pEntry.is(), "OSelectionBrowseBox::InitController : keine FieldDescription !");
    long nCellIndex = GetRealRow(nRow);

    switch (nCellIndex)
    {
        case BROW_FIELD_ROW:
        {
            m_pFieldCell->Clear();
            m_pFieldCell->SetText(OUString());

            OUString aField(pEntry->GetField());
            OUString aTable(pEntry->GetAlias());

            getDesignView()->fillValidFields(aTable, m_pFieldCell);

            // replace with alias.*
            if (aField.trim() == "*")
            {
                aField = aTable + ".*";
            }
            m_pFieldCell->SetText(aField);
        }   break;
        case BROW_TABLE_ROW:
        {
            m_pTableCell->Clear();
            enableControl(pEntry,m_pTableCell);
            if ( !pEntry->isCondition() )
            {
                OJoinTableView::OTableWindowMap& rTabWinList = getDesignView()->getTableView()->GetTabWinMap();
                OJoinTableView::OTableWindowMap::const_iterator aIter = rTabWinList.begin();
                OJoinTableView::OTableWindowMap::const_iterator aEnd = rTabWinList.end();

                for(;aIter != aEnd;++aIter)
                    m_pTableCell->InsertEntry(static_cast<OQueryTableWindow*>(aIter->second.get())->GetAliasName());

                m_pTableCell->InsertEntry(OUString(ModuleRes(STR_QUERY_NOTABLE)), 0);
                if (!pEntry->GetAlias().isEmpty())
                    m_pTableCell->SelectEntry(pEntry->GetAlias());
                else
                    m_pTableCell->SelectEntry(OUString(ModuleRes(STR_QUERY_NOTABLE)));
            }
        }   break;
        case BROW_VIS_ROW:
        {
            m_pVisibleCell->GetBox().Check(pEntry->IsVisible());
            m_pVisibleCell->GetBox().SaveValue();

            enableControl(pEntry,m_pTextCell);

            if(!pEntry->IsVisible() && pEntry->GetOrderDir() != ORDER_NONE && !m_bOrderByUnRelated)
            {
               // a column has to visible in order to show up in ORDER BY
                pEntry->SetVisible();
                m_pVisibleCell->GetBox().Check(pEntry->IsVisible());
                m_pVisibleCell->GetBox().SaveValue();
                m_pVisibleCell->GetBox().Disable();
                m_pVisibleCell->GetBox().EnableInput(false);
                OUString aMessage(ModuleRes(STR_QRY_ORDERBY_UNRELATED));
                OQueryDesignView* paDView = getDesignView();
                ScopedVclPtrInstance<InfoBox>(paDView, aMessage)->Execute();
            }
        }   break;
        case BROW_ORDER_ROW:
            m_pOrderCell->SelectEntryPos(
                sal::static_int_cast< sal_uInt16 >(pEntry->GetOrderDir()));
            enableControl(pEntry,m_pOrderCell);
            break;
        case BROW_COLUMNALIAS_ROW:
            setTextCellContext(pEntry,pEntry->GetFieldAlias(),HID_QRYDGN_ROW_ALIAS);
            break;
        case BROW_FUNCTION_ROW:
            setFunctionCell(pEntry);
            break;
        default:
        {
            sal_uInt16  nIdx = sal_uInt16(nCellIndex - BROW_CRIT1_ROW);
            setTextCellContext(pEntry,pEntry->GetCriteria( nIdx ),HID_QRYDGN_ROW_CRIT);
        }
    }
    Controller()->ClearModified();
}

void OSelectionBrowseBox::notifyTableFieldChanged(const OUString& _sOldAlias, const OUString& _sAlias, bool& _bListAction, sal_uInt16 _nColumnId)
{
    appendUndoAction(_sOldAlias,_sAlias,BROW_TABLE_ROW,_bListAction);
    if ( m_bVisibleRow[BROW_TABLE_ROW] )
        RowModified(GetBrowseRow(BROW_TABLE_ROW), _nColumnId);
}

void OSelectionBrowseBox::notifyFunctionFieldChanged(const OUString& _sOldFunctionName, const OUString& _sFunctionName, bool& _bListAction, sal_uInt16 _nColumnId)
{
    appendUndoAction(_sOldFunctionName,_sFunctionName,BROW_FUNCTION_ROW,_bListAction);
    if ( !m_bVisibleRow[BROW_FUNCTION_ROW] )
        SetRowVisible(BROW_FUNCTION_ROW, true);
    RowModified(GetBrowseRow(BROW_FUNCTION_ROW), _nColumnId);
}

void OSelectionBrowseBox::clearEntryFunctionField(const OUString& _sFieldName,OTableFieldDescRef& _pEntry, bool& _bListAction,sal_uInt16 _nColumnId)
{
    if ( isFieldNameAsterisk( _sFieldName ) && (!_pEntry->isNoneFunction() || _pEntry->IsGroupBy()) )
    {
        OUString sFunctionName;
        GetFunctionName(SQL_TOKEN_COUNT,sFunctionName);
        OUString sOldLocalizedFunctionName = _pEntry->GetFunction();
        if ( sOldLocalizedFunctionName != sFunctionName || _pEntry->IsGroupBy() )
        {
            // append undo action for the function field
            _pEntry->SetFunctionType(FKT_NONE);
            _pEntry->SetFunction(OUString());
            _pEntry->SetGroupBy(false);
            notifyFunctionFieldChanged(sOldLocalizedFunctionName,_pEntry->GetFunction(),_bListAction,_nColumnId);
        }
    }
}

bool OSelectionBrowseBox::fillColumnRef(const OSQLParseNode* _pColumnRef, const Reference< XConnection >& _rxConnection, OTableFieldDescRef& _pEntry, bool& _bListAction )
{
    OSL_ENSURE(_pColumnRef,"No valid parsenode!");
    OUString sColumnName,sTableRange;
    OSQLParseTreeIterator::getColumnRange(_pColumnRef,_rxConnection,sColumnName,sTableRange);
    return fillColumnRef(sColumnName,sTableRange,_rxConnection->getMetaData(),_pEntry,_bListAction);
}

bool OSelectionBrowseBox::fillColumnRef(const OUString& _sColumnName, const OUString& _sTableRange, const Reference<XDatabaseMetaData>& _xMetaData, OTableFieldDescRef& _pEntry, bool& _bListAction)
{
    bool bError = false;
    ::comphelper::UStringMixEqual bCase(_xMetaData->supportsMixedCaseQuotedIdentifiers());
    // check if the table name is the same
    if ( !_sTableRange.isEmpty() && (bCase(_pEntry->GetTable(),_sTableRange) || bCase(_pEntry->GetAlias(),_sTableRange)) )
    { // a table was already inserted and the tables contains that column name

        if ( !_pEntry->GetTabWindow() )
        { // fill tab window
            OUString sOldAlias = _pEntry->GetAlias();
            if ( !fillEntryTable(_pEntry,_pEntry->GetTable()) )
                fillEntryTable(_pEntry,_pEntry->GetAlias()); // only when the first failed
            if ( !bCase(sOldAlias,_pEntry->GetAlias()) )
                notifyTableFieldChanged(sOldAlias,_pEntry->GetAlias(),_bListAction,GetCurColumnId());
        }
    }
    // check if the table window
    OQueryTableWindow* pEntryTab = static_cast<OQueryTableWindow*>(_pEntry->GetTabWindow());
    if ( !pEntryTab ) // no table found with this name so we have to travel through all tables
    {
        sal_uInt16 nTabCount = 0;
        if ( !static_cast<OQueryTableView*>(getDesignView()->getTableView())->FindTableFromField(_sColumnName,_pEntry,nTabCount) ) // error occurred: column not in table window
        {
            OUString sErrorMsg(ModuleRes(RID_STR_FIELD_DOESNT_EXIST));
            sErrorMsg = sErrorMsg.replaceFirst("$name$",_sColumnName);
            ScopedVclPtrInstance<OSQLErrorBox>(this, sErrorMsg)->Execute();
            bError = true;
        }
        else
        {
            pEntryTab = static_cast<OQueryTableWindow*>(_pEntry->GetTabWindow());
            notifyTableFieldChanged(OUString(),_pEntry->GetAlias(),_bListAction,GetCurColumnId());
        }
    }
    if ( pEntryTab ) // here we got a valid table
        _pEntry->SetField(_sColumnName);

    return bError;
}

bool OSelectionBrowseBox::saveField(OUString& _sFieldName ,OTableFieldDescRef& _pEntry, bool& _bListAction)
{
    bool bError = false;

    OQueryController& rController = static_cast<OQueryController&>(getDesignView()->getController());

    // first look if the name can be found in our tables
    sal_uInt16 nTabCount = 0;
    OUString sOldAlias = _pEntry->GetAlias();
    if ( static_cast<OQueryTableView*>(getDesignView()->getTableView())->FindTableFromField(_sFieldName,_pEntry,nTabCount) )
    {
        // append undo action for the alias name
        _pEntry->SetField(_sFieldName);
        notifyTableFieldChanged(sOldAlias,_pEntry->GetAlias(),_bListAction,GetCurColumnId());
        clearEntryFunctionField(_sFieldName,_pEntry,_bListAction,_pEntry->GetColumnId());
        return bError;
    }

    Reference<XConnection> xConnection( rController.getConnection() );
    Reference< XDatabaseMetaData > xMetaData;
    if ( xConnection.is() )
        xMetaData = xConnection->getMetaData();
    OSL_ENSURE( xMetaData.is(), "OSelectionBrowseBox::saveField: invalid connection/meta data!" );
    if ( !xMetaData.is() )
        return true;

    OUString sErrorMsg;
    // second test if the name can be set as select columns in a pseudo statement
    // we have to look which entries  we should quote

    const OUString sFieldAlias = _pEntry->GetFieldAlias();
    ::connectivity::OSQLParser& rParser( rController.getParser() );
    {
        // automatically add parentheses around subqueries
        OSQLParseNode *pParseNode = nullptr;
        OUString devnull;
        pParseNode = rParser.parseTree( devnull, _sFieldName, true );
        if (pParseNode == nullptr)
            pParseNode = rParser.parseTree( devnull, _sFieldName );
        if (pParseNode != nullptr && SQL_ISRULE(pParseNode, select_statement))
            _sFieldName = "(" + _sFieldName + ")";
    }

    OSQLParseNode* pParseNode = nullptr;
    {
        // 4 passes in trying to interprete the field name
        // - don't quote the field name, parse internationally
        // - don't quote the field name, parse en-US
        // - quote the field name, parse internationally
        // - quote the field name, parse en-US
        size_t nPass = 4;
        OUString sQuotedFullFieldName(::dbtools::quoteName( xMetaData->getIdentifierQuoteString(), _sFieldName ));
        OUString sFullFieldName(_sFieldName);

        if  ( _pEntry->isAggreateFunction() )
        {
            OSL_ENSURE(!_pEntry->GetFunction().isEmpty(),"Functionname darf hier nicht leer sein! ;-(");
            sQuotedFullFieldName = _pEntry->GetFunction() + "(" + sQuotedFullFieldName + ")";
            sFullFieldName = _pEntry->GetFunction() + "(" + sFullFieldName + ")";
        }

        do
        {
            bool bQuote = ( nPass <= 2 );
            bool bInternational = ( nPass % 2 ) == 0;

            OUString sSql;
            if ( bQuote )
                sSql += sQuotedFullFieldName;
            else
                sSql += sFullFieldName;

            sSql = "SELECT " + sSql;
            if ( !sFieldAlias.isEmpty() )
            { // always quote the alias name: there cannot be a function in it
                sSql += " ";
                sSql += ::dbtools::quoteName( xMetaData->getIdentifierQuoteString(), sFieldAlias );
            }
            sSql += " FROM x";

            pParseNode = rParser.parseTree( sErrorMsg, sSql, bInternational );
        }
        while ( ( pParseNode == nullptr ) && ( --nPass > 0 ) );
    }

    if ( pParseNode == nullptr )
    {
        // something different which we have to check
        OUString sErrorMessage( ModuleRes( STR_QRY_COLUMN_NOT_FOUND ) );
        sErrorMessage = sErrorMessage.replaceFirst("$name$",_sFieldName);
        ScopedVclPtrInstance<OSQLErrorBox>(this, sErrorMessage)->Execute();

        return true;
    }

    // we got a valid select column
    // find what type of column has be inserted
    ::connectivity::OSQLParseNode* pSelection = pParseNode->getChild(2);
    if ( SQL_ISRULE(pSelection,selection) ) // we found the asterisk
    {
        _pEntry->SetField(_sFieldName);
        clearEntryFunctionField(_sFieldName,_pEntry,_bListAction,_pEntry->GetColumnId());
    }
    else // travel through the select column parse node
    {
        ::comphelper::UStringMixEqual bCase(xMetaData->supportsMixedCaseQuotedIdentifiers());

        OTableFieldDescRef aSelEntry = _pEntry;
        sal_uInt16 nColumnId = aSelEntry->GetColumnId();

        sal_uInt32 nCount = pSelection->count();
        for (sal_uInt32 i = 0; i < nCount; ++i)
        {
            if ( i > 0 ) // may we have to append more than one field
            {
                sal_uInt16 nColumnPostion;
                aSelEntry = FindFirstFreeCol(nColumnPostion);
                if ( !aSelEntry.is() )
                {
                    AppendNewCol();
                    aSelEntry = FindFirstFreeCol(nColumnPostion);
                }
                ++nColumnPostion;
                nColumnId = GetColumnId(nColumnPostion);
            }

            ::connectivity::OSQLParseNode* pChild = pSelection->getChild( i );
            OSL_ENSURE(SQL_ISRULE(pChild,derived_column), "No derived column found!");
            // get the column alias
            OUString sColumnAlias = OSQLParseTreeIterator::getColumnAlias(pChild);
            if ( !sColumnAlias.isEmpty() ) // we found an as clause
            {
                OUString aSelectionAlias = aSelEntry->GetFieldAlias();
                aSelEntry->SetFieldAlias( sColumnAlias );
                // append undo
                appendUndoAction(aSelectionAlias,aSelEntry->GetFieldAlias(),BROW_COLUMNALIAS_ROW,_bListAction);
                if ( m_bVisibleRow[BROW_COLUMNALIAS_ROW] )
                    RowModified(GetBrowseRow(BROW_COLUMNALIAS_ROW), nColumnId);
            }

            ::connectivity::OSQLParseNode* pColumnRef = pChild->getChild(0);
            if (
                    pColumnRef->getKnownRuleID() != OSQLParseNode::subquery &&
                    pColumnRef->count() == 3 &&
                    SQL_ISPUNCTUATION(pColumnRef->getChild(0),"(") &&
                    SQL_ISPUNCTUATION(pColumnRef->getChild(2),")")
                )
                pColumnRef = pColumnRef->getChild(1);

            if ( SQL_ISRULE(pColumnRef,column_ref) ) // we found a valid column name or more column names
            {
                // look if we can find the corresponding table
                bError = fillColumnRef( pColumnRef, xConnection, aSelEntry, _bListAction );

                // we found a simple column so we must clear the function fields but only when the column name is '*'
                // and the function is different to count
                clearEntryFunctionField(_sFieldName,aSelEntry,_bListAction,nColumnId);
            }
            // do we have a aggregate function and only a function?
            else if ( SQL_ISRULE(pColumnRef,general_set_fct) )
            {
                OUString sLocalizedFunctionName;
                if ( GetFunctionName(pColumnRef->getChild(0)->getTokenID(),sLocalizedFunctionName) )
                {
                    OUString sOldLocalizedFunctionName = aSelEntry->GetFunction();
                    aSelEntry->SetFunction(sLocalizedFunctionName);
                    sal_uInt32 nFunCount = pColumnRef->count() - 1;
                    sal_Int32 nFunctionType = FKT_AGGREGATE;
                    bool bQuote = false;
                    // may be there exists only one parameter which is a column, fill all information into our fields
                    if ( nFunCount == 4 && SQL_ISRULE(pColumnRef->getChild(3),column_ref) )
                        bError = fillColumnRef( pColumnRef->getChild(3), xConnection, aSelEntry, _bListAction );
                    else if ( nFunCount == 3 ) // we have a COUNT(*) here, so take the first table
                        bError = fillColumnRef( "*", OUString(), xMetaData, aSelEntry, _bListAction );
                    else
                    {
                        nFunctionType |= FKT_NUMERIC;
                        bQuote = true;
                        aSelEntry->SetDataType(DataType::DOUBLE);
                        aSelEntry->SetFieldType(TAB_NORMAL_FIELD);
                    }

                    // now parse the parameters
                    OUString sParameters;
                    for(sal_uInt32 function = 2; function < nFunCount; ++function) // we only want to parse the parameters of the function
                        pColumnRef->getChild(function)->parseNodeToStr( sParameters, xConnection, &rParser.getContext(), true, bQuote );

                    aSelEntry->SetFunctionType(nFunctionType);
                    aSelEntry->SetField(sParameters);
                    if ( aSelEntry->IsGroupBy() )
                    {
                        sOldLocalizedFunctionName = m_aFunctionStrings.getToken(comphelper::string::getTokenCount(m_aFunctionStrings, ';')-1, ';');
                        aSelEntry->SetGroupBy(false);
                    }

                    // append undo action
                    notifyFunctionFieldChanged(sOldLocalizedFunctionName,sLocalizedFunctionName,_bListAction, nColumnId);
                }
                else
                    OSL_FAIL("Unsupported function inserted!");

            }
            else
            {
                // so we first clear the function field
                clearEntryFunctionField(_sFieldName,aSelEntry,_bListAction,nColumnId);
                OUString sFunction;
                pColumnRef->parseNodeToStr( sFunction,
                                            xConnection,
                                            &rController.getParser().getContext(),
                                            true); // quote is to true because we need quoted elements inside the function

                getDesignView()->fillFunctionInfo(pColumnRef,sFunction,aSelEntry);

                if( SQL_ISRULEOR3(pColumnRef, position_exp, extract_exp, fold) ||
                    SQL_ISRULEOR3(pColumnRef, char_substring_fct, length_exp, char_value_fct) )
                    // a calculation has been found ( can be calc and function )
                {
                    // now parse the whole statement
                    sal_uInt32 nFunCount = pColumnRef->count();
                    OUString sParameters;
                    for(sal_uInt32 function = 0; function < nFunCount; ++function)
                        pColumnRef->getChild(function)->parseNodeToStr( sParameters, xConnection, &rParser.getContext(), true );

                    sOldAlias = aSelEntry->GetAlias();
                    sal_Int32 nNewFunctionType = aSelEntry->GetFunctionType() | FKT_NUMERIC | FKT_OTHER;
                    aSelEntry->SetFunctionType(nNewFunctionType);
                    aSelEntry->SetField(sParameters);
                }
                else
                {
                    aSelEntry->SetFieldAlias(sColumnAlias);
                    if ( SQL_ISRULE(pColumnRef,set_fct_spec) )
                        aSelEntry->SetFunctionType(/*FKT_NUMERIC | */FKT_OTHER);
                    else
                        aSelEntry->SetFunctionType(FKT_NUMERIC | FKT_OTHER);
                }

                aSelEntry->SetAlias(OUString());
                notifyTableFieldChanged(sOldAlias,aSelEntry->GetAlias(),_bListAction, nColumnId);
            }

            if ( i > 0 && !InsertField(aSelEntry,BROWSER_INVALIDID,true,false).is() ) // may we have to append more than one field
            { // the field could not be inserted
                OUString sErrorMessage( ModuleRes( RID_STR_FIELD_DOESNT_EXIST ) );
                sErrorMessage = sErrorMessage.replaceFirst("$name$",aSelEntry->GetField());
                ScopedVclPtrInstance<OSQLErrorBox>(this, sErrorMessage)->Execute();
                bError = true;
            }
        }
    }
    delete pParseNode;

    return bError;
}

bool OSelectionBrowseBox::SaveModified()
{
    OQueryController& rController = static_cast<OQueryController&>(getDesignView()->getController());
    OTableFieldDescRef pEntry = nullptr;
    sal_uInt16 nCurrentColumnPos = GetColumnPos(GetCurColumnId());
    if(getFields().size() > static_cast<sal_uInt16>(nCurrentColumnPos - 1))
        pEntry = getEntry(nCurrentColumnPos - 1);

    bool bWasEmpty      = pEntry.is() && pEntry->IsEmpty();
    bool bError         = false;
    bool bListAction    = false;

    if (pEntry.is() && Controller().Is() && Controller()->IsModified())
    {
        // for the Undo-action
        OUString strOldCellContents,sNewValue;
        long nRow = GetRealRow(GetCurRow());
        bool bAppendRow = false;
        switch (nRow)
        {
            case BROW_VIS_ROW:
                {
                    bool bOldValue = m_pVisibleCell->GetBox().GetSavedValue() != TRISTATE_FALSE;
                    strOldCellContents = bOldValue ? OUStringLiteral("1") : OUStringLiteral("0");
                    sNewValue          = !bOldValue ? OUStringLiteral("1") : OUStringLiteral("0");
                }
                if((m_bOrderByUnRelated || pEntry->GetOrderDir() == ORDER_NONE) &&
                   (m_bGroupByUnRelated || !pEntry->IsGroupBy()))
                {
                    pEntry->SetVisible(m_pVisibleCell->GetBox().IsChecked());
                }
                else
                {
                    pEntry->SetVisible();
                    m_pVisibleCell->GetBox().Check();
                }
                break;

            case BROW_FIELD_ROW:
            {
                OUString aFieldName(m_pFieldCell->GetText());
                try
                {
                    if (aFieldName.isEmpty())
                    {
                        OTableFieldDescRef pNewEntry = new OTableFieldDesc();
                        pNewEntry->SetColumnId( pEntry->GetColumnId() );
                        ::std::replace(getFields().begin(),getFields().end(),pEntry,pNewEntry);
                        sal_uInt16 nCol = GetCurColumnId();
                        for (int i = 0; i < m_nVisibleCount; i++)   // redraw column
                            RowModified(i,nCol);
                    }
                    else
                    {
                        strOldCellContents = pEntry->GetField();
                        bListAction = true;
                        if ( !m_bInUndoMode )
                            rController.GetUndoManager().EnterListAction(OUString(),OUString());

                        sal_Int32 nPos = m_pFieldCell->GetEntryPos(aFieldName);
                        OUString aAliasName = pEntry->GetAlias();
                        if ( nPos != COMBOBOX_ENTRY_NOTFOUND && aAliasName.isEmpty() && comphelper::string::getTokenCount(aFieldName, '.') > 1 )
                        { // special case, we have a table field so we must cut the table name
                            OUString sTableAlias = aFieldName.getToken(0,'.');
                            pEntry->SetAlias(sTableAlias);
                            OUString sColumnName = aFieldName.copy(sTableAlias.getLength()+1,aFieldName.getLength() - sTableAlias.getLength() -1);
                            Reference<XConnection> xConnection = rController.getConnection();
                            if ( !xConnection.is() )
                                return false;
                            bError = fillColumnRef( sColumnName, sTableAlias, xConnection->getMetaData(), pEntry, bListAction );
                        }
                        else
                            bError = true;

                        if ( bError )
                            bError = saveField(aFieldName,pEntry,bListAction);
                    }
                }
                catch(Exception&)
                {
                    bError = true;
                }
                if ( bError )
                {
                    sNewValue = aFieldName;
                    if ( !m_bInUndoMode )
                        static_cast<OQueryController&>(getDesignView()->getController()).GetUndoManager().LeaveListAction();
                    bListAction = false;
                }
                else
                    sNewValue = pEntry->GetField();
                rController.InvalidateFeature( ID_BROWSER_QUERY_EXECUTE );
            }
            break;

            case BROW_TABLE_ROW:
            {
                OUString aAliasName = m_pTableCell->GetSelectEntry();
                strOldCellContents = pEntry->GetAlias();
                if ( m_pTableCell->GetSelectEntryPos() != 0 )
                {
                    pEntry->SetAlias(aAliasName);
                    // we have to set the table name as well as the table window
                    OJoinTableView::OTableWindowMap& rTabWinList = getDesignView()->getTableView()->GetTabWinMap();
                    OJoinTableView::OTableWindowMap::const_iterator aIter = rTabWinList.find(aAliasName);
                    if(aIter != rTabWinList.end())
                    {
                        OQueryTableWindow* pEntryTab = static_cast<OQueryTableWindow*>(aIter->second.get());
                        if (pEntryTab)
                        {
                            pEntry->SetTable(pEntryTab->GetTableName());
                            pEntry->SetTabWindow(pEntryTab);
                        }
                    }
                }
                else
                {
                    pEntry->SetAlias(OUString());
                    pEntry->SetTable(OUString());
                    pEntry->SetTabWindow(nullptr);
                }
                sNewValue = pEntry->GetAlias();

            }   break;

            case BROW_ORDER_ROW:
            {
                strOldCellContents = OUString::number((sal_uInt16)pEntry->GetOrderDir());
                sal_Int32 nIdx = m_pOrderCell->GetSelectEntryPos();
                if (nIdx == LISTBOX_ENTRY_NOTFOUND)
                    nIdx = 0;
                pEntry->SetOrderDir(EOrderDir(nIdx));
                if(!m_bOrderByUnRelated)
                {
                    pEntry->SetVisible();
                    m_pVisibleCell->GetBox().Check();
                    RowModified(GetBrowseRow(BROW_VIS_ROW), GetCurColumnId());
                }
                sNewValue = OUString::number((sal_uInt16)pEntry->GetOrderDir());
            }   break;

            case BROW_COLUMNALIAS_ROW:
                strOldCellContents = pEntry->GetFieldAlias();
                pEntry->SetFieldAlias(m_pTextCell->GetText());
                sNewValue = pEntry->GetFieldAlias();
                break;
            case BROW_FUNCTION_ROW:
                {
                    strOldCellContents = pEntry->GetFunction();
                    sal_Int32 nPos = m_pFunctionCell->GetSelectEntryPos();
                    // these functions are only available in CORE
                    OUString sFunctionName        = m_pFunctionCell->GetEntry(nPos);
                    OUString sGroupFunctionName   = m_aFunctionStrings.getToken(comphelper::string::getTokenCount(m_aFunctionStrings, ';')-1, ';');
                    bool bGroupBy = false;
                    if ( sGroupFunctionName.equals(sFunctionName) ) // check if the function name is GROUP
                    {
                        bGroupBy = true;

                        if ( !m_bGroupByUnRelated && !pEntry->IsVisible() )
                        {
                            // we have to change the visible flag, so we must append also an undo action
                            pEntry->SetVisible();
                            m_pVisibleCell->GetBox().Check();
                            appendUndoAction("0","1",BROW_VIS_ROW,bListAction);
                            RowModified(GetBrowseRow(BROW_VIS_ROW), GetCurColumnId());
                        }

                        pEntry->SetFunction(OUString());
                        pEntry->SetFunctionType(pEntry->GetFunctionType() & ~FKT_AGGREGATE );
                    }
                    else if ( nPos ) // we found an aggregate function
                    {
                        pEntry->SetFunctionType(pEntry->GetFunctionType() | FKT_AGGREGATE );
                        pEntry->SetFunction(sFunctionName);
                    }
                    else
                    {
                        sFunctionName.clear();
                        pEntry->SetFunction(OUString());
                        pEntry->SetFunctionType(pEntry->GetFunctionType() & ~FKT_AGGREGATE );
                    }

                    pEntry->SetGroupBy(bGroupBy);

                    sNewValue = sFunctionName;
                }
                break;
            default:
            {
                Reference< XConnection> xConnection = static_cast<OQueryController&>(getDesignView()->getController()).getConnection();
                if(!xConnection.is())
                    break;

                sal_uInt16  nIdx = sal_uInt16(nRow - BROW_CRIT1_ROW);
                OUString aText = comphelper::string::stripStart(m_pTextCell->GetText(), ' ');

                OUString aCrit;
                if(!aText.isEmpty())
                {
                    OUString aErrorMsg;
                    Reference<XPropertySet> xColumn;
                    OSQLParseNode* pParseNode = getDesignView()->getPredicateTreeFromEntry(pEntry,aText,aErrorMsg,xColumn);

                    if (pParseNode)
                    {
                        pParseNode->parseNodeToPredicateStr(aCrit,
                                                            xConnection,
                                                            static_cast<OQueryController&>(getDesignView()->getController()).getNumberFormatter(),
                                                            xColumn,
                                                            pEntry->GetAlias(),
                                                            getDesignView()->getLocale(),
                                                            static_cast<sal_Char>(getDesignView()->getDecimalSeparator().toChar()),
                                                            &(static_cast<OQueryController&>(getDesignView()->getController()).getParser().getContext()));
                        delete pParseNode;
                    }
                    else
                    {
                        if(xColumn.is())
                        {
                            sal_Int32 nType = 0;
                            xColumn->getPropertyValue(PROPERTY_TYPE) >>= nType;
                            switch(nType)
                            {
                                case DataType::CHAR:
                                case DataType::VARCHAR:
                                case DataType::LONGVARCHAR:
                                case DataType::CLOB:
                                    if(!aText.startsWith("'") || !aText.endsWith("'"))
                                    {
                                        aText = aText.replaceAll("'", "''");
                                        aText = "'" + aText + "'";
                                    }
                                    break;
                                default:
                                    ;
                            }
                            ::connectivity::OSQLParser& rParser = static_cast<OQueryController&>(getDesignView()->getController()).getParser();
                            pParseNode = rParser.predicateTree(aErrorMsg,
                                                                aText,
                                                                static_cast<OQueryController&>(getDesignView()->getController()).getNumberFormatter(),
                                                                xColumn);
                            if (pParseNode)
                            {
                                pParseNode->parseNodeToPredicateStr(aCrit,
                                                                    xConnection,
                                                                    static_cast<OQueryController&>(getDesignView()->getController()).getNumberFormatter(),
                                                                    xColumn,
                                                                    pEntry->GetAlias(),
                                                                    getDesignView()->getLocale(),
                                                                    static_cast<sal_Char>(getDesignView()->getDecimalSeparator().toChar()),
                                                                    &(static_cast<OQueryController&>(getDesignView()->getController()).getParser().getContext()));
                                delete pParseNode;
                            }
                            else
                            {
                                if ( !m_bDisableErrorBox )
                                {
                                    ScopedVclPtrInstance<OSQLWarningBox>(this, aErrorMsg)->Execute();
                                }
                                bError = true;
                            }
                        }
                        else
                        {
                            if ( !m_bDisableErrorBox )
                            {
                                ScopedVclPtrInstance<OSQLWarningBox>(this, aErrorMsg)->Execute();
                            }
                            bError = true;
                        }
                    }
                }
                strOldCellContents = pEntry->GetCriteria(nIdx);
                pEntry->SetCriteria(nIdx, aCrit);
                sNewValue = pEntry->GetCriteria(nIdx);
                if(!aCrit.isEmpty() && nRow >= (GetRowCount()-1))
                    bAppendRow = true;
            }
        }
        if(!bError && Controller())
            Controller()->ClearModified();

        RowModified(GetCurRow(), GetCurColumnId());

        if ( bAppendRow )
        {
            RowInserted( GetRowCount()-1 );
            m_bVisibleRow.push_back(true);
            ++m_nVisibleCount;
        }

        if(!bError)
        {
            // and now the undo-action for the total
            appendUndoAction(strOldCellContents,sNewValue,nRow);

        }
    }

    // did I store data in a FieldDescription which was empty before and which is not empty anymore after the changes?
    if ( pEntry.is() && bWasEmpty && !pEntry->IsEmpty() && !bError )
    {
        // Default to visible
        pEntry->SetVisible();
        appendUndoAction("0","1",BROW_VIS_ROW,bListAction);
        RowModified(BROW_VIS_ROW, GetCurColumnId());

        // if required add empty columns
        sal_uInt16 nDummy;
        CheckFreeColumns(nDummy);
    }

    if ( bListAction && !m_bInUndoMode )
        static_cast<OQueryController&>(getDesignView()->getController()).GetUndoManager().LeaveListAction();

    return pEntry != nullptr && !bError;
}

bool OSelectionBrowseBox::SeekRow(long nRow)
{
    m_nSeekRow = nRow;
    return nRow < m_nVisibleCount;
}

void OSelectionBrowseBox::PaintCell(OutputDevice& rDev, const Rectangle& rRect, sal_uInt16 nColumnId) const
{
    rDev.SetClipRegion(vcl::Region(rRect));

    OTableFieldDescRef pEntry = nullptr;
    sal_uInt16 nPos = GetColumnPos(nColumnId);
    if(getFields().size() > sal_uInt16(nPos - 1))
        pEntry = getFields()[nPos - 1];

    if (!pEntry.is())
        return;

    long nRow = GetRealRow(m_nSeekRow);
    if (nRow == BROW_VIS_ROW)
        PaintTristate(rDev, rRect, pEntry->IsVisible() ? TRISTATE_TRUE : TRISTATE_FALSE);
    else
        rDev.DrawText(rRect, GetCellText(nRow, nColumnId),DrawTextFlags::VCenter);

    rDev.SetClipRegion( );
}

void OSelectionBrowseBox::PaintStatusCell(OutputDevice& rDev, const Rectangle& rRect) const
{
    Rectangle aRect(rRect);
    aRect.TopLeft().Y() -= 2;
    OUString  aLabel(ModuleRes(STR_QUERY_HANDLETEXT));

   // from BROW_CRIT2_ROW onwards all rows are shown "or"
    sal_Int32 nToken = (m_nSeekRow >= GetBrowseRow(BROW_CRIT2_ROW))
        ?  BROW_CRIT2_ROW : GetRealRow(m_nSeekRow);
    rDev.DrawText(aRect, aLabel.getToken(nToken, ';'),DrawTextFlags::VCenter);
}

void OSelectionBrowseBox::RemoveColumn(sal_uInt16 _nColumnId)
{
    OQueryController& rController = static_cast<OQueryController&>(getDesignView()->getController());

    sal_uInt16 nPos = GetColumnPos(_nColumnId);
    // the control should always have exactly one more column: the HandleColumn
    OSL_ENSURE((nPos == 0) || (nPos <= getFields().size()), "OSelectionBrowseBox::RemoveColumn : invalid parameter nColId");
    // ColId is synonymous to Position, and the condition should be valid

    sal_uInt16 nCurCol = GetCurColumnId();
    long nCurrentRow = GetCurRow();

    DeactivateCell();

    getFields().erase( getFields().begin() + (nPos - 1) );
    OTableFieldDescRef pEntry = new OTableFieldDesc();
    pEntry->SetColumnId(_nColumnId);
    getFields().push_back(pEntry);

    EditBrowseBox::RemoveColumn( _nColumnId );
    InsertDataColumn( _nColumnId , OUString(), DEFAULT_SIZE );

    // Neuzeichnen
    Rectangle aInvalidRect = GetInvalidRect( _nColumnId );
    Invalidate( aInvalidRect );

    ActivateCell( nCurrentRow, nCurCol );

    rController.setModified( true );

    invalidateUndoRedo();
}

void OSelectionBrowseBox::RemoveField(sal_uInt16 nColumnId )
{
    OQueryController& rController = static_cast<OQueryController&>(getDesignView()->getController());

    sal_uInt16 nPos = GetColumnPos(nColumnId);
    OSL_ENSURE(getFields().size() > sal_uInt16(nPos-1),"ID is to great!");

    OTableFieldDescRef pDesc = getEntry((sal_uInt32)(nPos - 1)) ;
    pDesc->SetColWidth( (sal_uInt16)GetColumnWidth(nColumnId) );    // was not stored this before

    // trigger UndoAction
    if ( !m_bInUndoMode )
    {
        OTabFieldDelUndoAct* pUndoAction = new OTabFieldDelUndoAct( this );
        pUndoAction->SetTabFieldDescr(pDesc);
        pUndoAction->SetColumnPosition(nPos);
        rController.addUndoActionAndInvalidate( pUndoAction );
    }

    RemoveColumn(nColumnId);

    invalidateUndoRedo();
}

void OSelectionBrowseBox::adjustSelectionMode( bool _bClickedOntoHeader, bool _bClickedOntoHandleCol )
{
    // if a Header has been selected it should be shown otherwise not
    if ( _bClickedOntoHeader )
    {
        if (0 == GetSelectColumnCount() )
            // I am in the correct mode if a selected column exists
            if ( BrowserMode::HIDESELECT == ( m_nMode & BrowserMode::HIDESELECT ) )
            {
                m_nMode &= ~BrowserMode::HIDESELECT;
                m_nMode |= BrowserMode::MULTISELECTION;
                SetMode( m_nMode );
            }
    }
    else if ( BrowserMode::HIDESELECT != ( m_nMode & BrowserMode::HIDESELECT ) )
    {
        if ( GetSelectColumnCount() != 0 )
            SetNoSelection();

        if ( _bClickedOntoHandleCol )
        {
            m_nMode |= BrowserMode::HIDESELECT;
            m_nMode &= ~BrowserMode::MULTISELECTION;
            SetMode( m_nMode );
        }
    }
}

void OSelectionBrowseBox::MouseButtonDown(const BrowserMouseEvent& rEvt)
{
    if( rEvt.IsLeft() )
    {
        bool bOnHandle = HANDLE_ID == rEvt.GetColumnId();
        bool bOnHeader = ( rEvt.GetRow() < 0 ) && !bOnHandle;
        adjustSelectionMode( bOnHeader, bOnHandle );
    }
    EditBrowseBox::MouseButtonDown(rEvt);
}

void OSelectionBrowseBox::MouseButtonUp(const BrowserMouseEvent& rEvt)
{
    EditBrowseBox::MouseButtonUp( rEvt );
    static_cast<OQueryController&>(getDesignView()->getController()).InvalidateFeature( ID_BROWSER_QUERY_EXECUTE );
}

void OSelectionBrowseBox::KeyInput( const KeyEvent& rEvt )
{
    if (IsColumnSelected(GetCurColumnId()))
    {
        if (rEvt.GetKeyCode().GetCode() == KEY_DELETE &&    // Delete rows
            !rEvt.GetKeyCode().IsShift() &&
            !rEvt.GetKeyCode().IsMod1())
        {
            RemoveField(GetCurColumnId());
            return;
        }
    }
    EditBrowseBox::KeyInput(rEvt);
}

sal_Int8 OSelectionBrowseBox::AcceptDrop( const BrowserAcceptDropEvent& rEvt )
{
    sal_Int8 nDropAction = DND_ACTION_NONE;
    if  ( rEvt.GetRow() >= -1 )
    {
        if ( IsEditing() )
        {
            // allow the asterisk again
            m_bDisableErrorBox = true;
            SaveModified();
            m_bDisableErrorBox = false;
            DeactivateCell();
        }
        // check if the format is already supported, if not deactivate the current cell and try again
        if ( OJoinExchObj::isFormatAvailable(GetDataFlavors()) )
            nDropAction = DND_ACTION_LINK;
    }

    return nDropAction;
}

sal_Int8 OSelectionBrowseBox::ExecuteDrop( const BrowserExecuteDropEvent& _rEvt )
{

    TransferableDataHelper aDropped(_rEvt.maDropEvent.Transferable);
    if (!OJoinExchObj::isFormatAvailable(aDropped.GetDataFlavorExVector()))
    {
        OSL_FAIL("OSelectionBrowseBox::ExecuteDrop: this should never have passed AcceptDrop!");
        return DND_ACTION_NONE;
    }

    rtl::Reference<OTableFieldDesc> aInfo;
    // insert the field at the selected position
    OJoinExchangeData jxdSource = OJoinExchObj::GetSourceDescription(_rEvt.maDropEvent.Transferable);
    InsertField(jxdSource);

    return DND_ACTION_LINK;
}

OTableFieldDescRef OSelectionBrowseBox::AppendNewCol( sal_uInt16 nCnt)
{
    // one or more can be created, but the first one will is not returned
    sal_uInt32 nCount = getFields().size();
    for (sal_uInt16 i=0 ; i<nCnt ; i++)
    {
        OTableFieldDescRef pEmptyEntry = new OTableFieldDesc();
        getFields().push_back(pEmptyEntry);
        sal_uInt16 nColumnId = sal::static_int_cast< sal_uInt16 >(getFields().size());
        pEmptyEntry->SetColumnId( nColumnId );

        InsertDataColumn( nColumnId , OUString(), DEFAULT_SIZE );
    }

    return getFields()[nCount];
}

void OSelectionBrowseBox::DeleteFields(const OUString& rAliasName)
{
    if (!getFields().empty())
    {
        sal_uInt16 nColId = GetCurColumnId();
        sal_uInt32 nRow = GetCurRow();

        bool bWasEditing = IsEditing();
        if (bWasEditing)
            DeactivateCell();

        OTableFields::const_reverse_iterator aIter = getFields().rbegin();
        OTableFieldDescRef pEntry = nullptr;
        for(sal_uInt16 nPos=sal::static_int_cast< sal_uInt16 >(getFields().size());aIter != getFields().rend();++aIter,--nPos)
        {
            pEntry = *aIter;
            if ( pEntry->GetAlias().equals( rAliasName ) )
            {
                RemoveField( GetColumnId( nPos ) );
                break;
            }
        }

        if (bWasEditing)
            ActivateCell(nRow , nColId);
    }
}

void OSelectionBrowseBox::SetColWidth(sal_uInt16 nColId, long nNewWidth)
{
    bool bWasEditing = IsEditing();
    if (bWasEditing)
        DeactivateCell();

    // create the BaseClass
    SetColumnWidth(nColId, nNewWidth);

    // tell it the FieldDescription
    OTableFieldDescRef pEntry = getEntry(GetColumnPos(nColId) - 1);
    if (pEntry.is())
        pEntry->SetColWidth(sal_uInt16(GetColumnWidth(nColId)));

    if (bWasEditing)
        ActivateCell(GetCurRow(), GetCurColumnId());
}

Rectangle OSelectionBrowseBox::GetInvalidRect( sal_uInt16 nColId )
{
    // The rectangle is the full output area of the window
    Rectangle aInvalidRect( Point(0,0), GetOutputSizePixel() );

    // now update the left side
    Rectangle aFieldRect(GetCellRect( 0, nColId )); // used instead of GetFieldRectPixel
    aInvalidRect.Left() = aFieldRect.Left();

    return aInvalidRect;
}

void OSelectionBrowseBox::InsertColumn(const OTableFieldDescRef& pEntry, sal_uInt16& _nColumnPosition)
{
    // the control should have exactly one more column: the HandleColumn
    OSL_ENSURE(_nColumnPosition == BROWSER_INVALIDID || (_nColumnPosition <= (long)getFields().size()), "OSelectionBrowseBox::InsertColumn : invalid parameter nColId.");
     // -1 means at the end. Count means at the end, others denotes a correct position

    sal_uInt16 nCurCol = GetCurColumnId();
    long nCurrentRow = GetCurRow();

    DeactivateCell();

    // remember the column id of the current position
    sal_uInt16 nColumnId = GetColumnId(_nColumnPosition);
    // put at the end of the list if to small or to big,
    if ((_nColumnPosition == BROWSER_INVALIDID) || (_nColumnPosition >= getFields().size()))   // append the field
    {
        if (FindFirstFreeCol(_nColumnPosition) == nullptr)  // no more free columns
        {
            AppendNewCol();
            _nColumnPosition = sal::static_int_cast< sal_uInt16 >(
                getFields().size());
        }
        else
            ++_nColumnPosition; // within the list
        nColumnId = GetColumnId(_nColumnPosition);
        pEntry->SetColumnId( nColumnId );
        getFields()[ _nColumnPosition - 1] = pEntry;
    }

    // check if the column ids are identical, if not we have to move
    if ( pEntry->GetColumnId() != nColumnId )
    {
        sal_uInt16 nOldPosition = GetColumnPos(pEntry->GetColumnId());
        OSL_ENSURE( nOldPosition != 0,"Old position was 0. Not possible!");
        SetColumnPos(pEntry->GetColumnId(),_nColumnPosition);
        // we have to delete an empty field for the fields list, because the columns must have equal length
        if ( nOldPosition > 0 && nOldPosition <= getFields().size() )
            getFields()[nOldPosition - 1] = pEntry;

        ColumnMoved(pEntry->GetColumnId(),false);
    }

    if ( pEntry->GetFunctionType() & (FKT_AGGREGATE) )
    {
        OUString sFunctionName = pEntry->GetFunction();
        if ( GetFunctionName(sal_uInt32(-1),sFunctionName) )
            pEntry->SetFunction(sFunctionName);
    }

    nColumnId = pEntry->GetColumnId();

    SetColWidth(nColumnId,getDesignView()->getColWidth(GetColumnPos(nColumnId)-1));
    // redraw
    Rectangle aInvalidRect = GetInvalidRect( nColumnId );
    Invalidate( aInvalidRect );

    ActivateCell( nCurrentRow, nCurCol );
    static_cast<OQueryController&>(getDesignView()->getController()).setModified( true );

    invalidateUndoRedo();
}

OTableFieldDescRef OSelectionBrowseBox::InsertField(const OJoinExchangeData& jxdSource)
{
    OQueryTableWindow* pSourceWin = static_cast<OQueryTableWindow*>(jxdSource.pListBox->GetTabWin());
    if (!pSourceWin)
        return nullptr;

    // name and position of the selected field
    OUString aFieldName = jxdSource.pListBox->GetEntryText(jxdSource.pEntry);
    sal_uInt32 nFieldIndex = jxdSource.pListBox->GetModel()->GetAbsPos(jxdSource.pEntry);
    OTableFieldInfo* pInf = static_cast<OTableFieldInfo*>(jxdSource.pEntry->GetUserData());

    // construct DragInfo, such that I use the other InsertField
    OTableFieldDescRef aInfo = new OTableFieldDesc(pSourceWin->GetTableName(),aFieldName);
    aInfo->SetTabWindow(pSourceWin);
    aInfo->SetFieldIndex(nFieldIndex);
    aInfo->SetFieldType(pInf->GetKeyType());
    aInfo->SetAlias(pSourceWin->GetAliasName());

    aInfo->SetDataType(pInf->GetDataType());
    aInfo->SetVisible();

    return InsertField(aInfo);
}

OTableFieldDescRef OSelectionBrowseBox::InsertField(const OTableFieldDescRef& _rInfo, sal_uInt16 _nColumnPosition, bool bVis, bool bActivate)
{

    if(m_nMaxColumns && m_nMaxColumns <= FieldsCount())
        return nullptr;
    if (bActivate)
        SaveModified();

    // new column description
    OTableFieldDescRef pEntry = _rInfo;
    pEntry->SetVisible(bVis);

    // insert column
    InsertColumn( pEntry, _nColumnPosition );

    if ( !m_bInUndoMode )
    {
        // trigger UndoAction
        OTabFieldCreateUndoAct* pUndoAction = new OTabFieldCreateUndoAct( this );
        pUndoAction->SetTabFieldDescr( pEntry );
        pUndoAction->SetColumnPosition(_nColumnPosition);
        getDesignView()->getController().addUndoActionAndInvalidate( pUndoAction );
    }

    return pEntry;
}

sal_uInt16 OSelectionBrowseBox::FieldsCount()
{
    OTableFields::const_iterator aIter = getFields().begin();
    OTableFields::const_iterator aEnd = getFields().end();
    sal_uInt16 nCount = 0;

    while (aIter != aEnd)
    {
        if ((*aIter).is() && !(*aIter)->IsEmpty())
            ++nCount;
        ++aIter;
    }

    return nCount;
}

OTableFieldDescRef OSelectionBrowseBox::FindFirstFreeCol(sal_uInt16& _rColumnPosition )
{
    OTableFields::const_iterator aIter = getFields().begin();
    OTableFields::const_iterator aEnd  = getFields().end();

    _rColumnPosition = BROWSER_INVALIDID;

    while ( aIter != aEnd )
    {
        ++_rColumnPosition;
        OTableFieldDescRef pEntry = (*aIter);
        if ( pEntry.is() && pEntry->IsEmpty() )
            return pEntry;
        ++aIter;
    }

    return nullptr;
}

void OSelectionBrowseBox::CheckFreeColumns(sal_uInt16& _rColumnPosition)
{
    if (FindFirstFreeCol(_rColumnPosition) == nullptr)
    {
        // it is full, append a Packen column
        AppendNewCol(DEFAULT_QUERY_COLS);
        OSL_VERIFY(FindFirstFreeCol(_rColumnPosition).is());
    }
}

void OSelectionBrowseBox::AddGroupBy( const OTableFieldDescRef& rInfo , sal_uInt32 /*_nCurrentPos*/)
{
    Reference< XConnection> xConnection = static_cast<OQueryController&>(getDesignView()->getController()).getConnection();
    if(!xConnection.is())
        return;
    OSL_ENSURE(!rInfo->IsEmpty(),"AddGroupBy:: OTableFieldDescRef sollte nicht Empty sein!");
    OTableFieldDescRef pEntry;
    const Reference<XDatabaseMetaData> xMeta = xConnection->getMetaData();
    const ::comphelper::UStringMixEqual bCase(xMeta.is() && xMeta->supportsMixedCaseQuotedIdentifiers());
    //sal_Bool bAppend = sal_False;

    OTableFields& rFields = getFields();
    OTableFields::const_iterator aIter = rFields.begin();
    OTableFields::const_iterator aEnd = rFields.end();
    for(;aIter != aEnd;++aIter)
    {
        pEntry = *aIter;
        OSL_ENSURE(pEntry.is(),"OTableFieldDescRef was null!");

        const OUString   aField = pEntry->GetField();
        const OUString   aAlias = pEntry->GetAlias();

        if (bCase(aField,rInfo->GetField()) &&
            bCase(aAlias,rInfo->GetAlias()) &&
            pEntry->GetFunctionType() == rInfo->GetFunctionType() &&
            pEntry->GetFunction() == rInfo->GetFunction())
        {
            if ( pEntry->isNumericOrAggreateFunction() && rInfo->IsGroupBy() )
            {
                pEntry->SetGroupBy(false);
                aIter = rFields.end();
                break;
            }
            else
            {
                if ( !pEntry->IsGroupBy() && !pEntry->HasCriteria() ) // here we have a where condition which is no having clause
                {
                    pEntry->SetGroupBy(rInfo->IsGroupBy());
                    if(!m_bGroupByUnRelated && pEntry->IsGroupBy())
                        pEntry->SetVisible();
                    break;
                }
            }

        }
    }

    if (aIter == rFields.end())
    {
        OTableFieldDescRef pTmp = InsertField(rInfo, BROWSER_INVALIDID, false, false );
        if ( (pTmp->isNumericOrAggreateFunction() && rInfo->IsGroupBy()) ) // the GroupBy is inherited from rInfo
            pTmp->SetGroupBy(false);
    }
}

void OSelectionBrowseBox::DuplicateConditionLevel( const sal_uInt16 nLevel)
{
    const sal_uInt16 nNewLevel = nLevel +1;
    OTableFields& rFields = getFields();
    OTableFields::const_iterator aIter = rFields.begin();
    OTableFields::const_iterator aEnd = rFields.end();
    for(;aIter != aEnd;++aIter)
    {
        OTableFieldDescRef pEntry = *aIter;

        OUString sValue = pEntry->GetCriteria(nLevel);
        if ( !sValue.isEmpty() )
        {
            pEntry->SetCriteria( nNewLevel, sValue);
            if ( nNewLevel == (m_nVisibleCount-BROW_CRIT1_ROW-1) )
            {
                RowInserted( GetRowCount()-1 );
                m_bVisibleRow.push_back(true);
                ++m_nVisibleCount;
            }
            m_bVisibleRow[BROW_CRIT1_ROW + nNewLevel] = true;
        }
    }
}

void OSelectionBrowseBox::AddCondition( const OTableFieldDescRef& rInfo, const OUString& rValue, const sal_uInt16 nLevel,bool _bAddOrOnOneLine )
{
    Reference< XConnection> xConnection = static_cast<OQueryController&>(getDesignView()->getController()).getConnection();
    if(!xConnection.is())
        return;
    OSL_ENSURE(rInfo.is() && !rInfo->IsEmpty(),"AddCondition:: OTableFieldDescRef sollte nicht Empty sein!");

    OTableFieldDescRef pLastEntry;
    Reference<XDatabaseMetaData> xMeta = xConnection->getMetaData();
    ::comphelper::UStringMixEqual bCase(xMeta.is() && xMeta->supportsMixedCaseQuotedIdentifiers());

    OTableFields& rFields = getFields();
    OTableFields::const_iterator aIter = rFields.begin();
    OTableFields::const_iterator aEnd = rFields.end();
    for(;aIter != aEnd;++aIter)
    {
        OTableFieldDescRef pEntry = *aIter;
        const OUString   aField = pEntry->GetField();
        const OUString   aAlias = pEntry->GetAlias();

        if (bCase(aField,rInfo->GetField()) &&
            bCase(aAlias,rInfo->GetAlias()) &&
            pEntry->GetFunctionType() == rInfo->GetFunctionType() &&
            pEntry->GetFunction() == rInfo->GetFunction() &&
            pEntry->IsGroupBy() == rInfo->IsGroupBy() )
        {
            if ( pEntry->isNumericOrAggreateFunction() && rInfo->IsGroupBy() )
                pEntry->SetGroupBy(false);
            else
            {
                if(!m_bGroupByUnRelated && pEntry->IsGroupBy())
                    pEntry->SetVisible();
            }
            if (pEntry->GetCriteria(nLevel).isEmpty() )
            {
                pEntry->SetCriteria( nLevel, rValue);
                if(nLevel == (m_nVisibleCount-BROW_CRIT1_ROW-1))
                {
                    RowInserted( GetRowCount()-1 );
                    m_bVisibleRow.push_back(true);
                    ++m_nVisibleCount;
                }
                m_bVisibleRow[BROW_CRIT1_ROW + nLevel] = true;
                break;
            }
            if ( _bAddOrOnOneLine )
            {
                pLastEntry = pEntry;
            }
        }
    }
    if ( pLastEntry.is() )
    {
        OUString sCriteria = rValue;
        OUString sOldCriteria = pLastEntry->GetCriteria( nLevel );
        if ( !sOldCriteria.isEmpty() )
        {
            sCriteria = "( ";
            sCriteria += sOldCriteria;
            sCriteria += " OR ";
            sCriteria += rValue;
            sCriteria += " )";
        }
        pLastEntry->SetCriteria( nLevel, sCriteria);
        if(nLevel == (m_nVisibleCount-BROW_CRIT1_ROW-1))
        {
            RowInserted( GetRowCount()-1 );
            m_bVisibleRow.push_back(true);
            ++m_nVisibleCount;
        }
        m_bVisibleRow[BROW_CRIT1_ROW + nLevel] = true;
    }
    else if (aIter == rFields.end())
    {
        OTableFieldDescRef pTmp = InsertField(rInfo, BROWSER_INVALIDID, false, false );
        if ( pTmp->isNumericOrAggreateFunction() && rInfo->IsGroupBy() ) // the GroupBy was inherited from rInfo
            pTmp->SetGroupBy(false);
        if ( pTmp.is() )
        {
            pTmp->SetCriteria( nLevel, rValue);
            if(nLevel == (m_nVisibleCount-BROW_CRIT1_ROW-1))
            {
                RowInserted( GetRowCount()-1 );
                m_bVisibleRow.push_back(true);
                ++m_nVisibleCount;
            }
        }
    }
}

void OSelectionBrowseBox::AddOrder( const OTableFieldDescRef& rInfo, const EOrderDir eDir, sal_uInt32 _nCurrentPos)
{
    if (_nCurrentPos == 0)
        m_nLastSortColumn = SORT_COLUMN_NONE;

    Reference< XConnection> xConnection = static_cast<OQueryController&>(getDesignView()->getController()).getConnection();
    if(!xConnection.is())
        return;
    OSL_ENSURE(!rInfo->IsEmpty(),"AddOrder:: OTableFieldDescRef should not be Empty!");
    OTableFieldDescRef pEntry;
    Reference<XDatabaseMetaData> xMeta = xConnection->getMetaData();
    ::comphelper::UStringMixEqual bCase(xMeta.is() && xMeta->supportsMixedCaseQuotedIdentifiers());

    bool bAppend = false;
    OTableFields& rFields = getFields();
    OTableFields::const_iterator aIter = rFields.begin();
    OTableFields::const_iterator aEnd = rFields.end();
    for(;aIter != aEnd;++aIter)
    {
        pEntry = *aIter;
        OUString aField = pEntry->GetField();
        OUString aAlias = pEntry->GetAlias();

        if (bCase(aField,rInfo->GetField()) &&
            bCase(aAlias,rInfo->GetAlias()))
        {
            sal_uInt32 nPos = aIter - rFields.begin();
            bAppend = (m_nLastSortColumn != SORT_COLUMN_NONE) && (nPos <= m_nLastSortColumn);
            if ( bAppend )
                aIter = rFields.end();
            else
            {
                if ( !m_bOrderByUnRelated )
                    pEntry->SetVisible();
                pEntry->SetOrderDir( eDir );
                m_nLastSortColumn = nPos;
            }
            break;
        }
    }

    if (aIter == rFields.end())
    {
        OTableFieldDescRef pTmp = InsertField(rInfo, BROWSER_INVALIDID, false, false );
        if(pTmp.is())
        {
            m_nLastSortColumn = pTmp->GetColumnId() - 1;
            if ( !m_bOrderByUnRelated && !bAppend )
                pTmp->SetVisible();
            pTmp->SetOrderDir( eDir );
        }
    }
}

void OSelectionBrowseBox::ArrangeControls(sal_uInt16& nX, sal_uInt16 nY)
{
    EditBrowseBox::ArrangeControls(nX, nY);
}

bool OSelectionBrowseBox::Save()
{
    bool bRet = true;
    if (IsModified())
        bRet = SaveModified();
    return bRet;
}

void OSelectionBrowseBox::CellModified()
{
    long nRow = GetRealRow(GetCurRow());
    switch (nRow)
    {
        case BROW_VIS_ROW:
            {
                OTableFieldDescRef  pEntry = getEntry(GetColumnPos(GetCurColumnId()) - 1);

                sal_Int32 nIdx = m_pOrderCell->GetSelectEntryPos();
                if(!m_bOrderByUnRelated && nIdx > 0 &&
                    nIdx != LISTBOX_ENTRY_NOTFOUND  &&
                    !pEntry->IsEmpty()              &&
                    pEntry->GetOrderDir() != ORDER_NONE)
                {
                    m_pVisibleCell->GetBox().Check();
                    pEntry->SetVisible();
                }
                else
                    pEntry->SetVisible(m_pVisibleCell->GetBox().IsChecked());
            }
            break;
    }
    static_cast<OQueryController&>(getDesignView()->getController()).setModified( true );
}

void OSelectionBrowseBox::Fill()
{
    OSL_ENSURE(ColCount() >= 1, "OSelectionBrowseBox::Fill : please call only after inserting the handle column !");

    sal_uInt16 nColCount = ColCount() - 1;
    if (nColCount < DEFAULT_QUERY_COLS)
        AppendNewCol(DEFAULT_QUERY_COLS - nColCount);
}

Size OSelectionBrowseBox::CalcOptimalSize( const Size& _rAvailable )
{
    Size aReturn( _rAvailable.Width(), GetTitleHeight() );

    aReturn.Height() += ( m_nVisibleCount ? m_nVisibleCount : 15 ) * GetDataRowHeight();
    aReturn.Height() += 40; // just some space

    return aReturn;
}

void OSelectionBrowseBox::Command(const CommandEvent& rEvt)
{
    switch (rEvt.GetCommand())
    {
        case CommandEventId::ContextMenu:
        {
            Point aMenuPos( rEvt.GetMousePosPixel() );

            if (!rEvt.IsMouseEvent())
            {
                if  ( 1 == GetSelectColumnCount() )
                {
                    sal_uInt16 nSelId = GetColumnId(
                        sal::static_int_cast< sal_uInt16 >(
                            FirstSelectedColumn() ) );
                    ::Rectangle aColRect( GetFieldRectPixel( 0, nSelId, false ) );

                    aMenuPos = aColRect.TopCenter();
                }
                else
                {
                    EditBrowseBox::Command(rEvt);
                    return;
                }
            }

            sal_uInt16 nColId = GetColumnId(GetColumnAtXPosPixel( aMenuPos.X() ));
            long   nRow = GetRowAtYPosPixel( aMenuPos.Y() );

            if (nRow < 0 && nColId > HANDLE_ID )
            {
                if ( !IsColumnSelected( nColId ) )
                {
                    adjustSelectionMode( true /* clicked onto a header */ , false /* not onto the handle col */ );
                    SelectColumnId( nColId );
                }

                if (!static_cast<OQueryController&>(getDesignView()->getController()).isReadOnly())
                {
                    PopupMenu aContextMenu( ModuleRes( RID_QUERYCOLPOPUPMENU ) );
                    switch (aContextMenu.Execute(this, aMenuPos))
                    {
                        case SID_DELETE:
                            RemoveField(nColId);
                            break;

                        case ID_BROWSER_COLWIDTH:
                            adjustBrowseBoxColumnWidth( this, nColId );
                            break;
                    }
                }
            }
            else if(nRow >= 0 && nColId <= HANDLE_ID)
            {
                if (!static_cast<OQueryController&>(getDesignView()->getController()).isReadOnly())
                {
                    PopupMenu aContextMenu(ModuleRes(RID_QUERYFUNCTION_POPUPMENU));
                    aContextMenu.CheckItem( ID_QUERY_FUNCTION, m_bVisibleRow[BROW_FUNCTION_ROW]);
                    aContextMenu.CheckItem( ID_QUERY_TABLENAME, m_bVisibleRow[BROW_TABLE_ROW]);
                    aContextMenu.CheckItem( ID_QUERY_ALIASNAME, m_bVisibleRow[BROW_COLUMNALIAS_ROW]);
                    aContextMenu.CheckItem( ID_QUERY_DISTINCT, static_cast<OQueryController&>(getDesignView()->getController()).isDistinct());

                    switch (aContextMenu.Execute(this, aMenuPos))
                    {
                        case ID_QUERY_FUNCTION:
                            SetRowVisible(BROW_FUNCTION_ROW, !IsRowVisible(BROW_FUNCTION_ROW));
                            static_cast<OQueryController&>(getDesignView()->getController()).InvalidateFeature( SID_QUERY_VIEW_FUNCTIONS );
                            break;
                        case ID_QUERY_TABLENAME:
                            SetRowVisible(BROW_TABLE_ROW, !IsRowVisible(BROW_TABLE_ROW));
                            static_cast<OQueryController&>(getDesignView()->getController()).InvalidateFeature( SID_QUERY_VIEW_TABLES );
                            break;
                        case ID_QUERY_ALIASNAME:
                            SetRowVisible(BROW_COLUMNALIAS_ROW, !IsRowVisible(BROW_COLUMNALIAS_ROW));
                            static_cast<OQueryController&>(getDesignView()->getController()).InvalidateFeature( SID_QUERY_VIEW_ALIASES );
                            break;
                        case ID_QUERY_DISTINCT:
                            static_cast<OQueryController&>(getDesignView()->getController()).setDistinct(!static_cast<OQueryController&>(getDesignView()->getController()).isDistinct());
                            static_cast<OQueryController&>(getDesignView()->getController()).setModified( true );
                            static_cast<OQueryController&>(getDesignView()->getController()).InvalidateFeature( SID_QUERY_DISTINCT_VALUES );
                            break;
                    }

                    static_cast<OQueryController&>(getDesignView()->getController()).setModified( true );
                }
            }
            else
            {
                EditBrowseBox::Command(rEvt);
                return;
            }

            SAL_FALLTHROUGH;
        }
        default:
            EditBrowseBox::Command(rEvt);
    }
}

bool OSelectionBrowseBox::IsRowVisible(sal_uInt16 _nWhich) const
{
    OSL_ENSURE(_nWhich<(m_bVisibleRow.size()), "OSelectionBrowseBox::IsRowVisible : invalid parameter !");
    return m_bVisibleRow[_nWhich];
}

void OSelectionBrowseBox::SetRowVisible(sal_uInt16 _nWhich, bool _bVis)
{
    OSL_ENSURE(_nWhich<m_bVisibleRow.size(), "OSelectionBrowseBox::SetRowVisible : invalid parameter !");

    bool bWasEditing = IsEditing();
    if (bWasEditing)
        DeactivateCell();

    // do this before removing or inserting rows, as this triggers ActivateCell-calls, which rely on m_bVisibleRow
    m_bVisibleRow[_nWhich] = !m_bVisibleRow[_nWhich];

    long nId = GetBrowseRow(_nWhich);
    if (_bVis)
    {
        RowInserted(nId);
        ++m_nVisibleCount;
    }
    else
    {
        RowRemoved(nId);
        --m_nVisibleCount;
    }

    if (bWasEditing)
        ActivateCell();
}

long OSelectionBrowseBox::GetBrowseRow(long nRowId) const
{
    sal_uInt16 nCount(0);
    for(long i = 0 ; i < nRowId ; ++i)
    {
        if ( m_bVisibleRow[i] )
            ++nCount;
    }
    return nCount;
}

long OSelectionBrowseBox::GetRealRow(long nRowId) const
{
    long nErg=0,i;
    const long nCount = m_bVisibleRow.size();
    for(i=0;i < nCount; ++i)
    {
        if(m_bVisibleRow[i])
        {
            if(nErg++ == nRowId)
                break;
        }
    }
    OSL_ENSURE(nErg <= long(m_bVisibleRow.size()),"nErg kann nicht groesser als BROW_ROW_CNT sein!");
    return i;
}

static const long nVisibleRowMask[] =
                    {
                            0x0001,
                            0x0002,
                            0x0004,
                            0x0008,
                            0x0010,
                            0x0020,
                            0x0040,
                            0x0080,
                            0x0100,
                            0x0200,
                            0x0400,
                            0x0800
                    };
sal_Int32 OSelectionBrowseBox::GetNoneVisibleRows() const
{
    sal_Int32 nErg(0);
    // only the first 11 row are interesting
    sal_Int32 nSize = SAL_N_ELEMENTS(nVisibleRowMask);
    for(sal_Int32 i=0;i<nSize;i++)
    {
        if(!m_bVisibleRow[i])
            nErg |= nVisibleRowMask[i];
    }
    return nErg;
}

void OSelectionBrowseBox::SetNoneVisbleRow(long nRows)
{
    // only the first 11 row are interesting
    sal_Int32 nSize = SAL_N_ELEMENTS(nVisibleRowMask);
    for(sal_Int32 i=0;i< nSize;i++)
        m_bVisibleRow[i] = !(nRows & nVisibleRowMask[i]);
}

OUString OSelectionBrowseBox::GetCellText(long nRow, sal_uInt16 nColId) const
{

    sal_uInt16 nPos = GetColumnPos(nColId);

    OTableFieldDescRef pEntry = getFields()[nPos-1];
    OSL_ENSURE(pEntry != nullptr, "OSelectionBrowseBox::GetCellText : invalid column id, prepare for GPF ... ");
    if ( pEntry->IsEmpty() )
        return OUString();

    OUString aText;
    switch (nRow)
    {
        case BROW_TABLE_ROW:
            aText = pEntry->GetAlias();
            break;
        case BROW_FIELD_ROW:
        {
            OUString aField = pEntry->GetField();
            if (!aField.isEmpty() && aField[0] == '*')                   // * durch alias.* ersetzen
            {
                aField = pEntry->GetAlias();
                if(!aField.isEmpty())
                    aField += ".";
                aField += "*";
            }
            aText = aField;
        }   break;
        case BROW_ORDER_ROW:
            if (pEntry->GetOrderDir() != ORDER_NONE)
                aText = OUString(ModuleRes(STR_QUERY_SORTTEXT)).getToken(sal::static_int_cast< sal_uInt16 >(pEntry->GetOrderDir()), ';');
            break;
        case BROW_VIS_ROW:
            break;
        case BROW_COLUMNALIAS_ROW:
            aText = pEntry->GetFieldAlias();
            break;
        case BROW_FUNCTION_ROW:
            // we always show the group function at first
            if ( pEntry->IsGroupBy() )
                aText = m_aFunctionStrings.getToken(comphelper::string::getTokenCount(m_aFunctionStrings, ';')-1, ';');
            else if ( pEntry->isNumericOrAggreateFunction() )
                aText = pEntry->GetFunction();
            break;
        default:
            aText = pEntry->GetCriteria(sal_uInt16(nRow - BROW_CRIT1_ROW));
    }
    return aText;
}

bool OSelectionBrowseBox::GetFunctionName(sal_uInt32 _nFunctionTokenId, OUString& rFkt)
{
    bool bErg=true;
    switch(_nFunctionTokenId)
    {
        case SQL_TOKEN_COUNT:
            rFkt = (m_pFunctionCell->GetEntryCount() < 3) ? m_pFunctionCell->GetEntry(1) : m_pFunctionCell->GetEntry(2);
            break;
        case SQL_TOKEN_AVG:
            rFkt = m_pFunctionCell->GetEntry(1);
            break;
        case SQL_TOKEN_MAX:
            rFkt = m_pFunctionCell->GetEntry(3);
            break;
        case SQL_TOKEN_MIN:
            rFkt = m_pFunctionCell->GetEntry(4);
            break;
        case SQL_TOKEN_SUM:
            rFkt = m_pFunctionCell->GetEntry(5);
            break;
        case SQL_TOKEN_EVERY:
            rFkt = m_pFunctionCell->GetEntry(6);
            break;
        case SQL_TOKEN_ANY:
            rFkt = m_pFunctionCell->GetEntry(7);
            break;
        case SQL_TOKEN_SOME:
            rFkt = m_pFunctionCell->GetEntry(8);
            break;
        case SQL_TOKEN_STDDEV_POP:
            rFkt = m_pFunctionCell->GetEntry(9);
            break;
        case SQL_TOKEN_STDDEV_SAMP:
            rFkt = m_pFunctionCell->GetEntry(10);
            break;
        case SQL_TOKEN_VAR_SAMP:
            rFkt = m_pFunctionCell->GetEntry(11);
            break;
        case SQL_TOKEN_VAR_POP:
            rFkt = m_pFunctionCell->GetEntry(12);
            break;
        case SQL_TOKEN_COLLECT:
            rFkt = m_pFunctionCell->GetEntry(13);
            break;
        case SQL_TOKEN_FUSION:
            rFkt = m_pFunctionCell->GetEntry(14);
            break;
        case SQL_TOKEN_INTERSECTION:
            rFkt = m_pFunctionCell->GetEntry(15);
            break;
        default:
            {
                sal_Int32 nCount = comphelper::string::getTokenCount(m_aFunctionStrings, ';');
                sal_Int32 i;
                for( i = 0; i < nCount-1; i++ ) // grouping is not counted
                {
                    if(rFkt.equalsIgnoreAsciiCase(m_aFunctionStrings.getToken(i, ';')))
                    {
                        rFkt = m_aFunctionStrings.getToken(i, ';');
                        break;
                    }
                }
                if(i == nCount-1)
                    bErg = false;
            }
    }

    return bErg;
}

OUString OSelectionBrowseBox::GetCellContents(sal_Int32 nCellIndex, sal_uInt16 nColId)
{
    if ( GetCurColumnId() == nColId && !m_bInUndoMode )
        SaveModified();

    sal_uInt16 nPos = GetColumnPos(nColId);
    OTableFieldDescRef pEntry = getFields()[nPos - 1];
    OSL_ENSURE(pEntry != nullptr, "OSelectionBrowseBox::GetCellContents : invalid column id, prepare for GPF ... ");

    switch (nCellIndex)
    {
        case BROW_VIS_ROW :
            return pEntry->IsVisible() ? OUStringLiteral("1") : OUStringLiteral("0");
        case BROW_ORDER_ROW:
        {
            sal_Int32 nIdx = m_pOrderCell->GetSelectEntryPos();
            if (nIdx == LISTBOX_ENTRY_NOTFOUND)
                nIdx = 0;
            return OUString::number(nIdx);
        }
        default:
            return GetCellText(nCellIndex, nColId);
    }
}

void OSelectionBrowseBox::SetCellContents(sal_Int32 nRow, sal_uInt16 nColId, const OUString& strNewText)
{
    bool bWasEditing = IsEditing() && (GetCurColumnId() == nColId) && IsRowVisible(static_cast<sal_uInt16>(nRow)) && (GetCurRow() == static_cast<sal_uInt16>(GetBrowseRow(nRow)));
    if (bWasEditing)
        DeactivateCell();

    sal_uInt16 nPos = GetColumnPos(nColId);
    OTableFieldDescRef pEntry = getEntry(nPos - 1);
    OSL_ENSURE(pEntry != nullptr, "OSelectionBrowseBox::SetCellContents : invalid column id, prepare for GPF ... ");

    switch (nRow)
    {
        case BROW_VIS_ROW:
            pEntry->SetVisible(strNewText == "1");
            break;
        case BROW_FIELD_ROW:
            pEntry->SetField(strNewText);
            break;
        case BROW_TABLE_ROW:
            pEntry->SetAlias(strNewText);
            break;
        case BROW_ORDER_ROW:
        {
            sal_uInt16 nIdx = (sal_uInt16)strNewText.toInt32();
            pEntry->SetOrderDir(EOrderDir(nIdx));
        }   break;
        case BROW_COLUMNALIAS_ROW:
            pEntry->SetFieldAlias(strNewText);
            break;
        case BROW_FUNCTION_ROW:
        {
            OUString sGroupFunctionName = m_aFunctionStrings.getToken(comphelper::string::getTokenCount(m_aFunctionStrings, ';')-1, ';');
            pEntry->SetFunction(strNewText);
            // first reset this two member
            sal_Int32 nFunctionType = pEntry->GetFunctionType();
            nFunctionType &= ~FKT_AGGREGATE;
            pEntry->SetFunctionType(nFunctionType);
            if ( pEntry->IsGroupBy() && !sGroupFunctionName.equalsIgnoreAsciiCase(strNewText) )
                pEntry->SetGroupBy(false);

            if ( sGroupFunctionName.equalsIgnoreAsciiCase(strNewText) )
                pEntry->SetGroupBy(true);
            else if ( !strNewText.isEmpty() )
            {
                nFunctionType |= FKT_AGGREGATE;
                pEntry->SetFunctionType(nFunctionType);
            }
        }   break;
        default:
            pEntry->SetCriteria(sal_uInt16(nRow - BROW_CRIT1_ROW), strNewText);
    }

    long nCellIndex = GetRealRow(nRow);
    if(IsRowVisible(static_cast<sal_uInt16>(nRow)))
        RowModified(nCellIndex, nColId);

    // the appropriate field-description is now empty -> set Visible to sal_False (now it is consistent to normal empty rows)
    if (pEntry->IsEmpty())
        pEntry->SetVisible(false);

    if (bWasEditing)
        ActivateCell(nCellIndex, nColId);

    static_cast<OQueryController&>(getDesignView()->getController()).setModified( true );
}

void OSelectionBrowseBox::ColumnResized(sal_uInt16 nColId)
{
    if (static_cast<OQueryController&>(getDesignView()->getController()).isReadOnly())
        return;
    // The resizing of columns can't be suppressed (BrowseBox doesn't support that) so we have to do this
    // fake. It's not _that_ bad : the user may change column widths while in read-only mode to see all details
    // but the changes aren't permanent ...

    sal_uInt16 nPos = GetColumnPos(nColId);
    OSL_ENSURE(nPos <= getFields().size(),"ColumnResized:: nColId sollte nicht groesser als List::count sein!");
    OTableFieldDescRef pEntry = getEntry(nPos-1);
    OSL_ENSURE(pEntry.is(), "OSelectionBrowseBox::ColumnResized : keine FieldDescription !");
    static_cast<OQueryController&>(getDesignView()->getController()).setModified( true );
    EditBrowseBox::ColumnResized(nColId);

    if ( pEntry.is())
    {
        if ( !m_bInUndoMode )
        {
            // create the undo action
            OTabFieldSizedUndoAct* pUndo = new OTabFieldSizedUndoAct(this);
            pUndo->SetColumnPosition( nPos );
            pUndo->SetOriginalWidth(pEntry->GetColWidth());
            getDesignView()->getController().addUndoActionAndInvalidate(pUndo);
        }
        pEntry->SetColWidth(sal_uInt16(GetColumnWidth(nColId)));
    }
}

sal_uInt32 OSelectionBrowseBox::GetTotalCellWidth(long nRowId, sal_uInt16 nColId)
{
    sal_uInt16 nPos = GetColumnPos(nColId);
    OSL_ENSURE((nPos == 0) || (nPos <= getFields().size()), "OSelectionBrowseBox::GetTotalCellWidth : invalid parameter nColId");

    OTableFieldDescRef pEntry = getFields()[nPos-1];
    OSL_ENSURE(pEntry.is(), "OSelectionBrowseBox::GetTotalCellWidth : invalid FieldDescription !");

    long nRow = GetRealRow(nRowId);
    OUString strText(GetCellText(nRow, nColId));
    return GetDataWindow().LogicToPixel(Size(GetDataWindow().GetTextWidth(strText),0)).Width();
}

bool OSelectionBrowseBox::isCutAllowed()
{
    bool bCutAllowed = false;
    long nRow = GetRealRow(GetCurRow());
    switch (nRow)
    {
        case BROW_VIS_ROW:
        case BROW_ORDER_ROW:
        case BROW_TABLE_ROW:
        case BROW_FUNCTION_ROW:
            break;
        case BROW_FIELD_ROW:
            bCutAllowed = !m_pFieldCell->GetSelected().isEmpty();
            break;
        default:
            bCutAllowed = !m_pTextCell->GetSelected().isEmpty();
            break;
    }
    return bCutAllowed;
}

void OSelectionBrowseBox::cut()
{
    long nRow = GetRealRow(GetCurRow());
    switch (nRow)
    {
        case BROW_FIELD_ROW:
            m_pFieldCell->Cut();
            m_pFieldCell->SetModifyFlag();
            break;
        default:
            m_pTextCell->Cut();
            m_pTextCell->SetModifyFlag();
    }
    SaveModified();
    RowModified(GetBrowseRow(nRow), GetCurColumnId());

    invalidateUndoRedo();
}

void OSelectionBrowseBox::paste()
{
    long nRow = GetRealRow(GetCurRow());
    switch (nRow)
    {
        case BROW_FIELD_ROW:
            m_pFieldCell->Paste();
            m_pFieldCell->SetModifyFlag();
            break;
        default:
            m_pTextCell->Paste();
            m_pTextCell->SetModifyFlag();
    }
    RowModified(GetBrowseRow(nRow), GetCurColumnId());
    invalidateUndoRedo();
}

bool OSelectionBrowseBox::isPasteAllowed()
{
    bool bPasteAllowed = true;
    long nRow = GetRealRow(GetCurRow());
    switch (nRow)
    {
        case BROW_VIS_ROW:
        case BROW_ORDER_ROW:
        case BROW_TABLE_ROW:
        case BROW_FUNCTION_ROW:
            bPasteAllowed = false;
            break;
    }
    return bPasteAllowed;
}

bool OSelectionBrowseBox::isCopyAllowed()
{
    return isCutAllowed();
}

void OSelectionBrowseBox::copy()
{
    long nRow = GetRealRow(GetCurRow());
    switch (nRow)
    {
        case BROW_FIELD_ROW:
            m_pFieldCell->Copy();
            break;
        default:
            m_pTextCell->Copy();
    }
}

void OSelectionBrowseBox::appendUndoAction(const OUString& _rOldValue, const OUString& _rNewValue, sal_Int32 _nRow, bool& _bListAction)
{
    if ( !m_bInUndoMode && _rNewValue != _rOldValue )
    {
        if ( !_bListAction )
        {
            _bListAction = true;
            static_cast<OQueryController&>(getDesignView()->getController()).GetUndoManager().EnterListAction(OUString(),OUString());
        }
        appendUndoAction(_rOldValue,_rNewValue,_nRow);
    }
}

void OSelectionBrowseBox::appendUndoAction(const OUString& _rOldValue,const OUString& _rNewValue,sal_Int32 _nRow)
{
    if ( !m_bInUndoMode && _rNewValue != _rOldValue )
    {
        OTabFieldCellModifiedUndoAct* pUndoAct = new OTabFieldCellModifiedUndoAct(this);
        pUndoAct->SetCellIndex(_nRow);
        OSL_ENSURE(GetColumnPos(GetCurColumnId()) != BROWSER_INVALIDID,"Current position isn't valid!");
        pUndoAct->SetColumnPosition( GetColumnPos(GetCurColumnId()) );
        pUndoAct->SetCellContents(_rOldValue);
        getDesignView()->getController().addUndoActionAndInvalidate(pUndoAct);
    }
}

IMPL_LINK_NOARG_TYPED(OSelectionBrowseBox, OnInvalidateTimer, Timer *, void)
{
    static_cast<OQueryController&>(getDesignView()->getController()).InvalidateFeature(SID_CUT);
    static_cast<OQueryController&>(getDesignView()->getController()).InvalidateFeature(SID_COPY);
    static_cast<OQueryController&>(getDesignView()->getController()).InvalidateFeature(SID_PASTE);
    if(!m_bStopTimer)
        m_timerInvalidate.Start();
}

void OSelectionBrowseBox::stopTimer()
{
    m_bStopTimer = true;
    if (m_timerInvalidate.IsActive())
        m_timerInvalidate.Stop();
}

void OSelectionBrowseBox::startTimer()
{
    m_bStopTimer = false;
    if (!m_timerInvalidate.IsActive())
        m_timerInvalidate.Start();
}

OTableFields& OSelectionBrowseBox::getFields() const
{
    OQueryController& rController = static_cast<OQueryController&>(getDesignView()->getController());
    return rController.getTableFieldDesc();
}

void OSelectionBrowseBox::enableControl(const OTableFieldDescRef& _rEntry,Window* _pControl)
{
    bool bEnable = !_rEntry->isCondition();
    _pControl->Enable(bEnable);
    _pControl->EnableInput(bEnable);
}

void OSelectionBrowseBox::setTextCellContext(const OTableFieldDescRef& _rEntry,const OUString& _sText,const OString& _sHelpId)
{
    m_pTextCell->SetText(_sText);
    m_pTextCell->ClearModifyFlag();
    if (!m_pTextCell->HasFocus())
        m_pTextCell->GrabFocus();

    enableControl(_rEntry,m_pTextCell);

    if (m_pTextCell->GetHelpId() != _sHelpId)
        // as TextCell is used in various contexts I will delete the cached HelpText
        m_pTextCell->SetHelpText(OUString());
    m_pTextCell->SetHelpId(_sHelpId);
}

void OSelectionBrowseBox::invalidateUndoRedo()
{
    OQueryController& rController = static_cast<OQueryController&>(getDesignView()->getController());
    rController.InvalidateFeature( ID_BROWSER_UNDO );
    rController.InvalidateFeature( ID_BROWSER_REDO );
    rController.InvalidateFeature( ID_BROWSER_QUERY_EXECUTE );
}

OTableFieldDescRef OSelectionBrowseBox::getEntry(OTableFields::size_type _nPos)
{
    // we have to check if we need a new entry at this position
    OTableFields& aFields = getFields();
    OSL_ENSURE(aFields.size() > _nPos,"ColID is to great!");

    OTableFieldDescRef pEntry = aFields[_nPos];
    OSL_ENSURE(pEntry.is(),"Invalid entry!");
    if ( !pEntry.is() )
    {
        pEntry = new OTableFieldDesc();
        pEntry->SetColumnId(
            GetColumnId(sal::static_int_cast< sal_uInt16 >(_nPos+1)));
        aFields[_nPos] = pEntry;
    }
    return pEntry;
}

void OSelectionBrowseBox::GetFocus()
{
    if(!IsEditing() && !m_bWasEditing)
        ActivateCell();
    EditBrowseBox::GetFocus();
}

void OSelectionBrowseBox::DeactivateCell(bool _bUpdate)
{
    m_bWasEditing = true;
    EditBrowseBox::DeactivateCell(_bUpdate);
    m_bWasEditing = false;
}

OUString OSelectionBrowseBox::GetRowDescription( sal_Int32 _nRow ) const
{
    OUString  aLabel(ModuleRes(STR_QUERY_HANDLETEXT));

    // from BROW_CRIT2_ROW onwards all rows are shown as "or"
    sal_Int32 nToken = (_nRow >= GetBrowseRow(BROW_CRIT2_ROW))
        ?  BROW_CRIT2_ROW : GetRealRow(_nRow);
    return aLabel.getToken(nToken, ';');
}

OUString OSelectionBrowseBox::GetAccessibleObjectName( ::svt::AccessibleBrowseBoxObjType _eObjType,sal_Int32 _nPosition) const
{
    OUString sRetText;
    switch( _eObjType )
    {
        case ::svt::BBTYPE_ROWHEADERCELL:
            sRetText = GetRowDescription(_nPosition);
            break;
        default:
            sRetText = EditBrowseBox::GetAccessibleObjectDescription(_eObjType,_nPosition);
    }
    return sRetText;
}

bool OSelectionBrowseBox::fillEntryTable(OTableFieldDescRef& _pEntry,const OUString& _sTableName)
{
    bool bRet = false;
    OJoinTableView::OTableWindowMap& rTabWinList = getDesignView()->getTableView()->GetTabWinMap();
    OJoinTableView::OTableWindowMap::const_iterator aIter = rTabWinList.find(_sTableName);
    if(aIter != rTabWinList.end())
    {
        OQueryTableWindow* pEntryTab = static_cast<OQueryTableWindow*>(aIter->second.get());
        if (pEntryTab)
        {
            _pEntry->SetTable(pEntryTab->GetTableName());
            _pEntry->SetTabWindow(pEntryTab);
            bRet = true;
        }
    }
    return bRet;
}

void OSelectionBrowseBox::setFunctionCell(OTableFieldDescRef& _pEntry)
{
    Reference< XConnection> xConnection = static_cast<OQueryController&>(getDesignView()->getController()).getConnection();
    if ( xConnection.is() )
    {
        // Aggregate functions in general only available with Core SQL
        if ( lcl_SupportsCoreSQLGrammar(xConnection) )
        {
            // if we have an asterisk, no other function than count is allowed
            m_pFunctionCell->Clear();
            m_pFunctionCell->InsertEntry(m_aFunctionStrings.getToken(0, ';'));
            if ( isFieldNameAsterisk(_pEntry->GetField()) )
                m_pFunctionCell->InsertEntry(m_aFunctionStrings.getToken(2, ';')); // 2 -> COUNT
            else
            {
                sal_Int32 nCount = comphelper::string::getTokenCount(m_aFunctionStrings, ';');
                if ( _pEntry->isNumeric() )
                    --nCount;
                for( sal_Int32 nIdx = 1; nIdx < nCount; nIdx++ )
                    m_pFunctionCell->InsertEntry(m_aFunctionStrings.getToken(nIdx, ';'));
            }

            if ( _pEntry->IsGroupBy() )
            {
                OSL_ENSURE(!_pEntry->isNumeric(),"Not allowed to combine group by and numeric values!");
                m_pFunctionCell->SelectEntry(m_pFunctionCell->GetEntry(m_pFunctionCell->GetEntryCount() - 1));
            }
            else if ( m_pFunctionCell->GetEntryPos(OUString(_pEntry->GetFunction())) != COMBOBOX_ENTRY_NOTFOUND )
                m_pFunctionCell->SelectEntry(OUString(_pEntry->GetFunction()));
            else
                m_pFunctionCell->SelectEntryPos(0);

            enableControl(_pEntry,m_pFunctionCell);
        }
        else
        {
            // only COUNT(*) and COUNT("table".*) allowed
            bool bCountRemoved = !isFieldNameAsterisk(_pEntry->GetField());
            if ( bCountRemoved )
                m_pFunctionCell->RemoveEntry(1);

            if ( !bCountRemoved && m_pFunctionCell->GetEntryCount() < 2)
                m_pFunctionCell->InsertEntry(m_aFunctionStrings.getToken(2, ';')); // 2 -> COUNT

            if(m_pFunctionCell->GetEntryPos(OUString(_pEntry->GetFunction())) != COMBOBOX_ENTRY_NOTFOUND)
                m_pFunctionCell->SelectEntry(_pEntry->GetFunction());
            else
                m_pFunctionCell->SelectEntryPos(0);
        }
    }
}

Reference< XAccessible > OSelectionBrowseBox::CreateAccessibleCell( sal_Int32 _nRow, sal_uInt16 _nColumnPos )
{
    OTableFieldDescRef pEntry = nullptr;
    if(getFields().size() > sal_uInt16(_nColumnPos - 1))
        pEntry = getFields()[_nColumnPos - 1];

    if ( _nRow == BROW_VIS_ROW && pEntry.is() )
        return EditBrowseBox::CreateAccessibleCheckBoxCell( _nRow, _nColumnPos,pEntry->IsVisible() ? TRISTATE_TRUE : TRISTATE_FALSE );

    return EditBrowseBox::CreateAccessibleCell( _nRow, _nColumnPos );
}

bool OSelectionBrowseBox::HasFieldByAliasName(const OUString& rFieldName, OTableFieldDescRef& rInfo) const
{
    OTableFields& aFields = getFields();
    OTableFields::const_iterator aIter = aFields.begin();
    OTableFields::const_iterator aEnd  = aFields.end();

    for(;aIter != aEnd;++aIter)
    {
        if ( (*aIter)->GetFieldAlias() == rFieldName )
        {
            *rInfo = *(*aIter);
            break;
        }
    }
    return aIter != aEnd;
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
