sbagrid.cxx

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/* -*- 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 <core_resource.hxx>
 
#include <sot/exchange.hxx>
 
#include <svx/dbaexchange.hxx>
#include <com/sun/star/ui/dialogs/XExecutableDialog.hpp>
 
#include <sbagrid.hxx>
#include <dlgsize.hxx>
#include <com/sun/star/beans/XPropertyState.hpp>
#include <com/sun/star/form/XForm.hpp>
#include <com/sun/star/container/XIndexContainer.hpp>
 
#include <com/sun/star/view/XSelectionSupplier.hpp>
#include <com/sun/star/awt/XTextComponent.hpp>
#include <com/sun/star/sdbc/XResultSetUpdate.hpp>
#include <comphelper/diagnose_ex.hxx>
 
#include <svl/numuno.hxx>
#include <toolkit/helper/vclunohelper.hxx>
 
#include <vcl/svapp.hxx>
 
#include <cppuhelper/queryinterface.hxx>
#include <connectivity/dbtools.hxx>
#include <comphelper/propertyvalue.hxx>
#include <comphelper/types.hxx>
#include <com/sun/star/sdbc/DataType.hpp>
#include <com/sun/star/sdbc/SQLException.hpp>
#include <strings.hrc>
#include <strings.hxx>
#include <dbexchange.hxx>
#include <svtools/stringtransfer.hxx>
#include <UITools.hxx>
#include <TokenWriter.hxx>
#include <osl/diagnose.h>
#include <algorithm>
 
using namespace ::com::sun::star::ui::dialogs;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::sdb;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::sdbcx;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::datatransfer;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::view;
using namespace ::com::sun::star::form;
using namespace ::com::sun::star::frame;
using namespace ::com::sun::star::util;
using namespace ::dbaui;
using namespace ::dbtools;
using namespace ::svx;
using namespace ::svt;
 
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
com_sun_star_comp_dbu_SbaXGridControl_get_implementation(
    css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const& )
{
    return cppu::acquire(new SbaXGridControl(context));
}
 
css::uno::Sequence<OUString> SAL_CALL SbaXGridControl::getSupportedServiceNames()
{
    return { "com.sun.star.form.control.InteractionGridControl", "com.sun.star.form.control.GridControl",
         "com.sun.star.awt.UnoControl" };
}
 
 
// SbaXGridControl
 
OUString SAL_CALL SbaXGridControl::getImplementationName()
{
    return "com.sun.star.comp.dbu.SbaXGridControl";
}
 
SbaXGridControl::SbaXGridControl(const Reference< XComponentContext >& _rM)
    : FmXGridControl(_rM)
{
}
 
SbaXGridControl::~SbaXGridControl()
{
}
 
rtl::Reference<FmXGridPeer> SbaXGridControl::imp_CreatePeer(vcl::Window* pParent)
{
    rtl::Reference<FmXGridPeer> pReturn = new SbaXGridPeer(m_xContext);
 
    // translate properties into WinBits
    WinBits nStyle = WB_TABSTOP;
    Reference< XPropertySet >  xModelSet(getModel(), UNO_QUERY);
    if (xModelSet.is())
    {
        try
        {
            if (::comphelper::getINT16(xModelSet->getPropertyValue(PROPERTY_BORDER)))
                nStyle |= WB_BORDER;
        }
        catch(Exception&)
        {
        }
 
    }
 
    pReturn->Create(pParent, nStyle);
    return pReturn;
}
 
Any SAL_CALL SbaXGridControl::queryAggregation(const Type& _rType)
{
    Any aRet = FmXGridControl::queryAggregation(_rType);
    return aRet.hasValue() ? aRet : ::cppu::queryInterface(_rType,static_cast<css::frame::XDispatch*>(this));
}
 
Sequence< Type > SAL_CALL SbaXGridControl::getTypes(  )
{
    return comphelper::concatSequences(
        FmXGridControl::getTypes(),
        Sequence { cppu::UnoType<css::frame::XDispatch>::get() });
}
 
Sequence< sal_Int8 > SAL_CALL SbaXGridControl::getImplementationId(  )
{
    return css::uno::Sequence<sal_Int8>();
}
 
void SAL_CALL SbaXGridControl::createPeer(const Reference< css::awt::XToolkit > & rToolkit, const Reference< css::awt::XWindowPeer > & rParentPeer)
{
    FmXGridControl::createPeer(rToolkit, rParentPeer);
 
    OSL_ENSURE(!mbCreatingPeer, "FmXGridControl::createPeer : recursion!");
        // see the base class' createPeer for a comment on this
 
    // TODO: why the hell this whole class does not use any mutex?
 
    Reference< css::frame::XDispatch >  xDisp(getPeer(), UNO_QUERY);
    for (auto const& elem : m_aStatusMultiplexer)
    {
        if (elem.second.is() && elem.second->getLength())
            xDisp->addStatusListener(elem.second, elem.first);
    }
}
 
void SAL_CALL SbaXGridControl::dispatch(const css::util::URL& aURL, const Sequence< PropertyValue >& aArgs)
{
    Reference< css::frame::XDispatch >  xDisp(getPeer(), UNO_QUERY);
    if (xDisp.is())
        xDisp->dispatch(aURL, aArgs);
}
 
void SAL_CALL SbaXGridControl::addStatusListener( const Reference< XStatusListener > & _rxListener, const URL& _rURL )
{
    ::osl::MutexGuard aGuard( GetMutex() );
    if ( !_rxListener.is() )
        return;
 
    rtl::Reference<SbaXStatusMultiplexer>& xMultiplexer = m_aStatusMultiplexer[ _rURL ];
    if ( !xMultiplexer.is() )
    {
        xMultiplexer = new SbaXStatusMultiplexer( *this, GetMutex() );
    }
 
    xMultiplexer->addInterface( _rxListener );
    if ( getPeer().is() )
    {
        if ( 1 == xMultiplexer->getLength() )
        {   // the first external listener for this URL
            Reference< XDispatch >  xDisp( getPeer(), UNO_QUERY );
            xDisp->addStatusListener( xMultiplexer, _rURL );
        }
        else
        {   // already have other listeners for this URL
            _rxListener->statusChanged( xMultiplexer->getLastEvent() );
        }
    }
}
 
void SAL_CALL SbaXGridControl::removeStatusListener(const Reference< css::frame::XStatusListener > & _rxListener, const css::util::URL& _rURL)
{
    ::osl::MutexGuard aGuard( GetMutex() );
 
    rtl::Reference<SbaXStatusMultiplexer>& xMultiplexer = m_aStatusMultiplexer[_rURL];
    if (!xMultiplexer.is())
    {
        xMultiplexer = new SbaXStatusMultiplexer(*this,GetMutex());
    }
 
    if (getPeer().is() && xMultiplexer->getLength() == 1)
    {
        Reference< css::frame::XDispatch >  xDisp(getPeer(), UNO_QUERY);
        xDisp->removeStatusListener(xMultiplexer, _rURL);
    }
    xMultiplexer->removeInterface( _rxListener );
}
 
void SAL_CALL SbaXGridControl::dispose()
{
    SolarMutexGuard aGuard;
 
    EventObject aEvt;
    aEvt.Source = *this;
 
    for (auto & elem : m_aStatusMultiplexer)
    {
        if (elem.second.is())
        {
            elem.second->disposeAndClear(aEvt);
            elem.second.clear();
        }
    }
    StatusMultiplexerArray().swap(m_aStatusMultiplexer);
 
    FmXGridControl::dispose();
}
 
// SbaXGridPeer
SbaXGridPeer::SbaXGridPeer(const Reference< XComponentContext >& _rM)
: FmXGridPeer(_rM)
{
}
 
SbaXGridPeer::~SbaXGridPeer()
{
}
 
void SAL_CALL SbaXGridPeer::dispose()
{
    {
        std::unique_lock g(m_aMutex);
        EventObject aEvt(*this);
        m_aStatusListeners.disposeAndClear(g, aEvt);
    }
    FmXGridPeer::dispose();
}
 
void SbaXGridPeer::NotifyStatusChanged(const css::util::URL& _rUrl, const Reference< css::frame::XStatusListener > & xControl)
{
    VclPtr< SbaGridControl > pGrid = GetAs< SbaGridControl >();
    if (!pGrid)
        return;
 
    css::frame::FeatureStateEvent aEvt;
    aEvt.Source = *this;
    aEvt.IsEnabled = !pGrid->IsReadOnlyDB();
    aEvt.FeatureURL = _rUrl;
 
    MapDispatchToBool::const_iterator aURLStatePos = m_aDispatchStates.find( classifyDispatchURL( _rUrl ) );
    if ( m_aDispatchStates.end() != aURLStatePos )
        aEvt.State <<= aURLStatePos->second;
    else
        aEvt.State <<= false;
 
    if (xControl.is())
        xControl->statusChanged(aEvt);
    else
    {
        std::unique_lock g(m_aMutex);
        ::comphelper::OInterfaceContainerHelper4<css::frame::XStatusListener> * pIter
            = m_aStatusListeners.getContainer(g, _rUrl);
 
        if (pIter)
        {
            pIter->notifyEach( g, &XStatusListener::statusChanged, aEvt );
        }
    }
}
 
Any SAL_CALL SbaXGridPeer::queryInterface(const Type& _rType)
{
    Any aRet = ::cppu::queryInterface(_rType,static_cast<css::frame::XDispatch*>(this));
    if(aRet.hasValue())
        return aRet;
    return FmXGridPeer::queryInterface(_rType);
}
 
Reference< css::frame::XDispatch >  SAL_CALL SbaXGridPeer::queryDispatch(const css::util::URL& aURL, const OUString& aTargetFrameName, sal_Int32 nSearchFlags)
{
    if  (   ( aURL.Complete == ".uno:GridSlots/BrowserAttribs" ) || ( aURL.Complete == ".uno:GridSlots/RowHeight" )
        ||  ( aURL.Complete == ".uno:GridSlots/ColumnAttribs" )  || ( aURL.Complete == ".uno:GridSlots/ColumnWidth" )
        )
    {
        return static_cast<css::frame::XDispatch*>(this);
    }
 
    return FmXGridPeer::queryDispatch(aURL, aTargetFrameName, nSearchFlags);
}
 
IMPL_LINK_NOARG( SbaXGridPeer, OnDispatchEvent, void*, void )
{
    VclPtr< SbaGridControl > pGrid = GetAs< SbaGridControl >();
    if ( !pGrid )    // if this fails, we were disposing before arriving here
        return;
 
    if ( !Application::IsMainThread() )
    {
        // still not in the main thread (see SbaXGridPeer::dispatch). post an event, again
        // without moving the special even to the back of the queue
        pGrid->PostUserEvent( LINK( this, SbaXGridPeer, OnDispatchEvent ) );
    }
    else
    {
        DispatchArgs aArgs = m_aDispatchArgs.front();
        m_aDispatchArgs.pop();
 
        SbaXGridPeer::dispatch( aArgs.aURL, aArgs.aArgs );
    }
}
 
SbaXGridPeer::DispatchType SbaXGridPeer::classifyDispatchURL( const URL& _rURL )
{
    DispatchType eURLType = dtUnknown;
    if ( _rURL.Complete == ".uno:GridSlots/BrowserAttribs" )
        eURLType = dtBrowserAttribs;
    else if ( _rURL.Complete == ".uno:GridSlots/RowHeight" )
        eURLType = dtRowHeight;
    else if ( _rURL.Complete == ".uno:GridSlots/ColumnAttribs" )
        eURLType = dtColumnAttribs;
    else if ( _rURL.Complete == ".uno:GridSlots/ColumnWidth" )
        eURLType = dtColumnWidth;
    return eURLType;
}
 
void SAL_CALL SbaXGridPeer::dispatch(const URL& aURL, const Sequence< PropertyValue >& aArgs)
{
    VclPtr< SbaGridControl > pGrid = GetAs< SbaGridControl >();
    if (!pGrid)
        return;
 
    if ( !Application::IsMainThread() )
    {
        // we're not in the main thread. This is bad, as we want to raise windows here,
        // and VCL does not like windows to be opened in non-main threads (at least on Win32).
        // Okay, do this async. No problem with this, as XDispatch::dispatch is defined to be
        // a one-way method.
 
        // save the args
        DispatchArgs aDispatchArgs;
        aDispatchArgs.aURL = aURL;
        aDispatchArgs.aArgs = aArgs;
        m_aDispatchArgs.push( aDispatchArgs );
 
        // post an event
        // we use the Window::PostUserEvent here, instead of the application::PostUserEvent
        // this saves us from keeping track of these events - as soon as the window dies,
        // the events are deleted automatically. For the application way, we would need to
        // do this ourself.
        // As we use our grid as window, and the grid dies before we die, this should be no problem.
        pGrid->PostUserEvent( LINK( this, SbaXGridPeer, OnDispatchEvent ) );
        return;
    }
 
    SolarMutexGuard aGuard;
    sal_Int16 nColId = -1;
    for (const PropertyValue& rArg : aArgs)
    {
        if (rArg.Name == "ColumnViewPos")
        {
            nColId = pGrid->GetColumnIdFromViewPos(::comphelper::getINT16(rArg.Value));
            break;
        }
        if (rArg.Name == "ColumnModelPos")
        {
            nColId = pGrid->GetColumnIdFromModelPos(::comphelper::getINT16(rArg.Value));
            break;
        }
        if (rArg.Name == "ColumnId")
        {
            nColId = ::comphelper::getINT16(rArg.Value);
            break;
        }
    }
 
    DispatchType eURLType = classifyDispatchURL( aURL );
 
    if ( dtUnknown == eURLType )
        return;
 
    // notify any status listeners that the dialog is now active (well, about to be active)
    MapDispatchToBool::const_iterator aThisURLState = m_aDispatchStates.emplace( eURLType, true ).first;
    NotifyStatusChanged( aURL, nullptr );
 
    // execute the dialog
    switch ( eURLType )
    {
        case dtBrowserAttribs:
            pGrid->SetBrowserAttrs();
            break;
 
        case dtRowHeight:
            pGrid->SetRowHeight();
            break;
 
        case dtColumnAttribs:
        {
            OSL_ENSURE(nColId != -1, "SbaXGridPeer::dispatch : invalid parameter !");
            if (nColId != -1)
                break;
            pGrid->SetColAttrs(nColId);
        }
        break;
 
        case dtColumnWidth:
        {
            OSL_ENSURE(nColId != -1, "SbaXGridPeer::dispatch : invalid parameter !");
            if (nColId != -1)
                break;
            pGrid->SetColWidth(nColId);
        }
        break;
 
        case dtUnknown:
            break;
    }
 
    // notify any status listeners that the dialog vanished
    m_aDispatchStates.erase( aThisURLState );
    NotifyStatusChanged( aURL, nullptr );
}
 
void SAL_CALL SbaXGridPeer::addStatusListener(const Reference< css::frame::XStatusListener > & xControl, const css::util::URL& aURL)
{
    {
        std::unique_lock g(m_aMutex);
        ::comphelper::OInterfaceContainerHelper4< css::frame::XStatusListener >* pCont
            = m_aStatusListeners.getContainer(g, aURL);
        if (!pCont)
            m_aStatusListeners.addInterface(g, aURL,xControl);
        else
            pCont->addInterface(g, xControl);
    }
    NotifyStatusChanged(aURL, xControl);
}
 
void SAL_CALL SbaXGridPeer::removeStatusListener(const Reference< css::frame::XStatusListener > & xControl, const css::util::URL& aURL)
{
    std::unique_lock g(m_aMutex);
    ::comphelper::OInterfaceContainerHelper4< css::frame::XStatusListener >* pCont = m_aStatusListeners.getContainer(g, aURL);
    if ( pCont )
        pCont->removeInterface(g, xControl);
}
 
Sequence< Type > SAL_CALL SbaXGridPeer::getTypes()
{
    return comphelper::concatSequences(
        FmXGridPeer::getTypes(),
        Sequence { cppu::UnoType<css::frame::XDispatch>::get() });
}
 
VclPtr<FmGridControl> SbaXGridPeer::imp_CreateControl(vcl::Window* pParent, WinBits nStyle)
{
    return VclPtr<SbaGridControl>::Create( m_xContext, pParent, this, nStyle);
}
 
// SbaGridHeader
 
SbaGridHeader::SbaGridHeader(BrowseBox* pParent)
    :FmGridHeader(pParent, WB_STDHEADERBAR | WB_DRAG)
    ,DragSourceHelper(this)
{
}
 
SbaGridHeader::~SbaGridHeader()
{
    disposeOnce();
}
 
void SbaGridHeader::dispose()
{
    DragSourceHelper::dispose();
    FmGridHeader::dispose();
}
 
void SbaGridHeader::StartDrag( sal_Int8 _nAction, const Point& _rPosPixel )
{
    SolarMutexGuard aGuard;
        // in the new DnD API, the solar mutex is not locked when StartDrag is called
 
    ImplStartColumnDrag( _nAction, _rPosPixel );
}
 
void SbaGridHeader::MouseButtonDown( const MouseEvent& _rMEvt )
{
    if (_rMEvt.IsLeft())
        if (_rMEvt.GetClicks() != 2)
        {
            // the base class will start a column move here, which we don't want to allow
            // (at the moment. If we store relative positions with the columns, we can allow column moves...)
 
        }
 
    FmGridHeader::MouseButtonDown(_rMEvt);
}
 
void SbaGridHeader::ImplStartColumnDrag(sal_Int8 _nAction, const Point& _rMousePos)
{
    sal_uInt16 nId = GetItemId(_rMousePos);
    bool bResizingCol = false;
    if (HEADERBAR_ITEM_NOTFOUND != nId)
    {
        tools::Rectangle aColRect = GetItemRect(nId);
        aColRect.AdjustLeft(nId ? 3 : 0 ); // the handle col (nId == 0) does not have a left margin for resizing
        aColRect.AdjustRight( -3 );
        bResizingCol = !aColRect.Contains(_rMousePos);
    }
    if (bResizingCol)
        return;
 
    // force the base class to end its drag mode
    EndTracking(TrackingEventFlags::Cancel | TrackingEventFlags::End);
 
    // because we have 3d-buttons the select handler is called from MouseButtonUp, but StartDrag
    // occurs earlier (while the mouse button is down)
    // so for optical reasons we select the column before really starting the drag operation.
    notifyColumnSelect(nId);
 
    static_cast<SbaGridControl*>(GetParent())->StartDrag(_nAction,
            Point(
                _rMousePos.X() + GetPosPixel().X(),     // we aren't left-justified with our parent, in contrast to the data window
                _rMousePos.Y() - GetSizePixel().Height()
            )
        );
}
 
void SbaGridHeader::PreExecuteColumnContextMenu(sal_uInt16 nColId, weld::Menu& rMenu,
                                                weld::Menu& rInsertMenu, weld::Menu& rChangeMenu,
                                                weld::Menu& rShowMenu)
{
    FmGridHeader::PreExecuteColumnContextMenu(nColId, rMenu, rInsertMenu, rChangeMenu, rShowMenu);
 
    // some items are valid only if the db isn't readonly
    bool bDBIsReadOnly = static_cast<SbaGridControl*>(GetParent())->IsReadOnlyDB();
 
    if (bDBIsReadOnly)
    {
        rMenu.set_visible("hide", false);
        rMenu.set_sensitive("hide", false);
        rMenu.set_visible("show", false);
        rMenu.set_sensitive("show", false);
    }
 
    // prepend some new items
    bool bColAttrs = (nColId != sal_uInt16(-1)) && (nColId != 0);
    if ( !bColAttrs || bDBIsReadOnly)
        return;
 
    sal_uInt16 nPos = 0;
    sal_uInt16 nModelPos = static_cast<SbaGridControl*>(GetParent())->GetModelColumnPos(nColId);
    Reference< XPropertySet >  xField = static_cast<SbaGridControl*>(GetParent())->getField(nModelPos);
 
    if ( xField.is() )
    {
        switch( ::comphelper::getINT32(xField->getPropertyValue(PROPERTY_TYPE)) )
        {
        case DataType::BINARY:
        case DataType::VARBINARY:
        case DataType::LONGVARBINARY:
        case DataType::SQLNULL:
        case DataType::OBJECT:
        case DataType::BLOB:
        case DataType::CLOB:
        case DataType::REF:
            break;
        default:
            rMenu.insert(nPos++, "colattrset", DBA_RES(RID_STR_COLUMN_FORMAT),
                         nullptr, nullptr, nullptr, TRISTATE_INDET);
            rMenu.insert_separator(nPos++, "separator1");
        }
    }
 
    rMenu.insert(nPos++, "colwidth", DBA_RES(RID_STR_COLUMN_WIDTH),
                 nullptr, nullptr, nullptr, TRISTATE_INDET);
    rMenu.insert_separator(nPos++, "separator2");
}
 
void SbaGridHeader::PostExecuteColumnContextMenu(sal_uInt16 nColId, const weld::Menu& rMenu, const OUString& rExecutionResult)
{
    if (rExecutionResult == "colwidth")
        static_cast<SbaGridControl*>(GetParent())->SetColWidth(nColId);
    else if (rExecutionResult == "colattrset")
        static_cast<SbaGridControl*>(GetParent())->SetColAttrs(nColId);
    else
        FmGridHeader::PostExecuteColumnContextMenu(nColId, rMenu, rExecutionResult);
}
 
// SbaGridControl
SbaGridControl::SbaGridControl(Reference< XComponentContext > const & _rM,
                               vcl::Window* pParent, FmXGridPeer* _pPeer, WinBits nBits)
    :FmGridControl(_rM,pParent, _pPeer, nBits)
    ,m_pMasterListener(nullptr)
    ,m_nAsyncDropEvent(nullptr)
    ,m_bActivatingForDrop(false)
{
}
 
SbaGridControl::~SbaGridControl()
{
    disposeOnce();
}
 
void SbaGridControl::dispose()
{
    if (m_nAsyncDropEvent)
        Application::RemoveUserEvent(m_nAsyncDropEvent);
    m_nAsyncDropEvent = nullptr;
    FmGridControl::dispose();
}
 
VclPtr<BrowserHeader> SbaGridControl::imp_CreateHeaderBar(BrowseBox* pParent)
{
    return VclPtr<SbaGridHeader>::Create(pParent);
}
 
CellController* SbaGridControl::GetController(sal_Int32 nRow, sal_uInt16 nCol)
{
    if ( m_bActivatingForDrop )
        return nullptr;
 
    return FmGridControl::GetController(nRow, nCol);
}
 
void SbaGridControl::PreExecuteRowContextMenu(weld::Menu& rMenu)
{
    FmGridControl::PreExecuteRowContextMenu(rMenu);
 
    sal_uInt16 nPos = 0;
 
    if (!IsReadOnlyDB())
    {
        rMenu.insert(nPos++, "tableattr", DBA_RES(RID_STR_TABLE_FORMAT),
                     nullptr, nullptr, nullptr, TRISTATE_INDET);
        rMenu.insert(nPos++, "rowheight", DBA_RES(RID_STR_ROW_HEIGHT),
                     nullptr, nullptr, nullptr, TRISTATE_INDET);
        rMenu.insert_separator(nPos++, "separator1");
    }
 
    if ( GetSelectRowCount() > 0 )
    {
        rMenu.insert(nPos++, "copy", DBA_RES(RID_STR_COPY),
                     nullptr, nullptr, nullptr, TRISTATE_INDET);
        rMenu.insert_separator(nPos++, "separator2");
    }
}
 
SvNumberFormatter* SbaGridControl::GetDatasourceFormatter()
{
    Reference< css::util::XNumberFormatsSupplier >  xSupplier = ::dbtools::getNumberFormats(::dbtools::getConnection(Reference< XRowSet > (getDataSource(),UNO_QUERY)), true, getContext());
 
    SvNumberFormatsSupplierObj* pSupplierImpl = comphelper::getFromUnoTunnel<SvNumberFormatsSupplierObj>( xSupplier );
    if ( !pSupplierImpl )
        return nullptr;
 
    SvNumberFormatter* pFormatter = pSupplierImpl->GetNumberFormatter();
    return pFormatter;
}
 
void SbaGridControl::SetColWidth(sal_uInt16 nColId)
{
    // get the (UNO) column model
    sal_uInt16 nModelPos = GetModelColumnPos(nColId);
    Reference< XIndexAccess >  xCols = GetPeer()->getColumns();
    Reference< XPropertySet >  xAffectedCol;
    if (xCols.is() && (nModelPos != sal_uInt16(-1)))
        xAffectedCol.set(xCols->getByIndex(nModelPos), css::uno::UNO_QUERY);
 
    if (!xAffectedCol.is())
        return;
 
    Any aWidth = xAffectedCol->getPropertyValue(PROPERTY_WIDTH);
    sal_Int32 nCurWidth = aWidth.hasValue() ? ::comphelper::getINT32(aWidth) : -1;
 
    DlgSize aDlgColWidth(GetFrameWeld(), nCurWidth, false);
    if (aDlgColWidth.run() != RET_OK)
        return;
 
    sal_Int32 nValue = aDlgColWidth.GetValue();
    Any aNewWidth;
    if (-1 == nValue)
    {   // set to default
        Reference< XPropertyState >  xPropState(xAffectedCol, UNO_QUERY);
        if (xPropState.is())
        {
            try { aNewWidth = xPropState->getPropertyDefault(PROPERTY_WIDTH); } catch(Exception&) { } ;
        }
    }
    else
        aNewWidth <<= nValue;
    try {  xAffectedCol->setPropertyValue(PROPERTY_WIDTH, aNewWidth); } catch(Exception&) { } ;
}
 
void SbaGridControl::SetRowHeight()
{
    Reference< XPropertySet >  xCols(GetPeer()->getColumns(), UNO_QUERY);
    if (!xCols.is())
        return;
 
    Any aHeight = xCols->getPropertyValue(PROPERTY_ROW_HEIGHT);
    sal_Int32 nCurHeight = aHeight.hasValue() ? ::comphelper::getINT32(aHeight) : -1;
 
    DlgSize aDlgRowHeight(GetFrameWeld(), nCurHeight, true);
    if (aDlgRowHeight.run() != RET_OK)
        return;
 
    sal_Int32 nValue = aDlgRowHeight.GetValue();
    Any aNewHeight;
    if (sal_Int16(-1) == nValue)
    {   // set to default
        Reference< XPropertyState >  xPropState(xCols, UNO_QUERY);
        if (xPropState.is())
        {
            try
            {
                aNewHeight = xPropState->getPropertyDefault(PROPERTY_ROW_HEIGHT);
            }
            catch(Exception&)
            { }
        }
    }
    else
        aNewHeight <<= nValue;
    try
    {
        xCols->setPropertyValue(PROPERTY_ROW_HEIGHT, aNewHeight);
    }
    catch(Exception&)
    {
        TOOLS_WARN_EXCEPTION( "dbaccess", "setPropertyValue: PROPERTY_ROW_HEIGHT throws an exception");
    }
}
 
void SbaGridControl::SetColAttrs(sal_uInt16 nColId)
{
    SvNumberFormatter* pFormatter = GetDatasourceFormatter();
    if (!pFormatter)
        return;
 
    sal_uInt16 nModelPos = GetModelColumnPos(nColId);
 
    // get the (UNO) column model
    Reference< XIndexAccess >  xCols = GetPeer()->getColumns();
    Reference< XPropertySet >  xAffectedCol;
    if (xCols.is() && (nModelPos != sal_uInt16(-1)))
        xAffectedCol.set(xCols->getByIndex(nModelPos), css::uno::UNO_QUERY);
 
    // get the field the column is bound to
    Reference< XPropertySet >  xField = getField(nModelPos);
    ::dbaui::callColumnFormatDialog(xAffectedCol,xField,pFormatter,GetFrameWeld());
}
 
void SbaGridControl::SetBrowserAttrs()
{
    Reference< XPropertySet >  xGridModel(GetPeer()->getColumns(), UNO_QUERY);
    if (!xGridModel.is())
        return;
 
    try
    {
        Reference< XComponentContext > xContext = getContext();
        css::uno::Sequence<css::uno::Any> aArguments{
            Any(comphelper::makePropertyValue("IntrospectedObject", xGridModel)),
            Any(comphelper::makePropertyValue("ParentWindow", VCLUnoHelper::GetInterface(this)))
        };
        Reference<XExecutableDialog> xExecute(xContext->getServiceManager()->createInstanceWithArgumentsAndContext("com.sun.star.form.ControlFontDialog",
                                              aArguments, xContext), css::uno::UNO_QUERY_THROW);
        xExecute->execute();
    }
    catch( const Exception& )
    {
        DBG_UNHANDLED_EXCEPTION("dbaccess");
    }
}
 
void SbaGridControl::PostExecuteRowContextMenu(const OUString& rExecutionResult)
{
    if (rExecutionResult == "tableattr")
        SetBrowserAttrs();
    else if (rExecutionResult == "rowheight")
        SetRowHeight();
    else if (rExecutionResult == "copy")
        CopySelectedRowsToClipboard();
    else
        FmGridControl::PostExecuteRowContextMenu(rExecutionResult);
}
 
void SbaGridControl::Select()
{
    // Some selection has changed ...
    FmGridControl::Select();
 
    if (m_pMasterListener)
        m_pMasterListener->SelectionChanged();
}
 
void SbaGridControl::ActivateCell(sal_Int32 nRow, sal_uInt16 nCol, bool bSetCellFocus /*= sal_True*/ )
{
    FmGridControl::ActivateCell(nRow, nCol, bSetCellFocus);
    if (m_pMasterListener)
        m_pMasterListener->CellActivated();
}
 
void SbaGridControl::DeactivateCell(bool bUpdate /*= sal_True*/)
{
    FmGridControl::DeactivateCell(bUpdate);
    if (m_pMasterListener)
        m_pMasterListener->CellDeactivated();
}
 
void SbaGridControl::onRowChange()
{
    if ( m_pMasterListener )
        m_pMasterListener->RowChanged();
}
 
void SbaGridControl::onColumnChange()
{
    if ( m_pMasterListener )
        m_pMasterListener->ColumnChanged();
}
 
Reference< XPropertySet >  SbaGridControl::getField(sal_uInt16 nModelPos)
{
    Reference< XPropertySet >  xEmptyReturn;
    try
    {
        // first get the name of the column
        Reference< XIndexAccess >  xCols = GetPeer()->getColumns();
        if ( xCols.is() && xCols->getCount() > nModelPos )
        {
            Reference< XPropertySet >  xCol(xCols->getByIndex(nModelPos),UNO_QUERY);
            if ( xCol.is() )
                xEmptyReturn.set(xCol->getPropertyValue(PROPERTY_BOUNDFIELD),UNO_QUERY);
        }
        else
            OSL_FAIL("SbaGridControl::getField getColumns returns NULL or ModelPos is > than count!");
    }
    catch (const Exception&)
    {
        TOOLS_WARN_EXCEPTION("dbaccess", "SbaGridControl::getField Exception occurred");
    }
 
    return xEmptyReturn;
}
 
bool SbaGridControl::IsReadOnlyDB() const
{
    // assume yes if anything fails
    bool bDBIsReadOnly = true;
 
    try
    {
        // the db is the implemented by the parent of the grid control's model ...
        Reference< XChild >  xColumns(GetPeer()->getColumns(), UNO_QUERY);
        if (xColumns.is())
        {
            Reference< XRowSet >  xDataSource(xColumns->getParent(), UNO_QUERY);
            ::dbtools::ensureRowSetConnection( xDataSource, getContext(), nullptr );
            Reference< XChild >  xConn(::dbtools::getConnection(xDataSource),UNO_QUERY);
            if (xConn.is())
            {
                // ... and the RO-flag simply is implemented by a property
                Reference< XPropertySet >  xDbProps(xConn->getParent(), UNO_QUERY);
                if (xDbProps.is())
                {
                    Reference< XPropertySetInfo >  xInfo = xDbProps->getPropertySetInfo();
                    if (xInfo->hasPropertyByName(PROPERTY_ISREADONLY))
                        bDBIsReadOnly = ::comphelper::getBOOL(xDbProps->getPropertyValue(PROPERTY_ISREADONLY));
                }
            }
        }
    }
    catch (const Exception&)
    {
        TOOLS_WARN_EXCEPTION("dbaccess", "SbaGridControl::IsReadOnlyDB Exception occurred");
    }
 
    return bDBIsReadOnly;
}
 
void SbaGridControl::MouseButtonDown( const BrowserMouseEvent& rMEvt)
{
    sal_Int32 nRow = GetRowAtYPosPixel(rMEvt.GetPosPixel().Y());
    sal_uInt16 nColPos = GetColumnAtXPosPixel(rMEvt.GetPosPixel().X());
    sal_uInt16 nViewPos = (nColPos == BROWSER_INVALIDID) ? sal_uInt16(-1) : nColPos-1;
        // 'the handle column' and 'no valid column' will both result in a view position of -1 !
 
    bool bHitEmptySpace = (nRow > GetRowCount()) || (nViewPos == sal_uInt16(-1));
 
    if (bHitEmptySpace && (rMEvt.GetClicks() == 2) && rMEvt.IsMod1())
        Control::MouseButtonDown(rMEvt);
    else
        FmGridControl::MouseButtonDown(rMEvt);
}
 
void SbaGridControl::StartDrag( sal_Int8 _nAction, const Point& _rPosPixel )
{
    SolarMutexGuard aGuard;
        // in the new DnD API, the solar mutex is not locked when StartDrag is called
 
    bool bHandled = false;
 
    do
    {
        // determine if dragging is allowed
        // (Yes, this is controller (not view) functionality. But collecting and evaluating all the
        // information necessary via UNO would be quite difficult (if not impossible) so
        // my laziness says 'do it here'...)
        sal_Int32 nRow = GetRowAtYPosPixel(_rPosPixel.Y());
        sal_uInt16 nColPos = GetColumnAtXPosPixel(_rPosPixel.X());
        sal_uInt16 nViewPos = (nColPos == BROWSER_INVALIDID) ? sal_uInt16(-1) : nColPos-1;
            // 'the handle column' and 'no valid column' will both result in a view position of -1 !
 
        bool bCurrentRowVirtual = IsCurrentAppending() && IsModified();
        // the current row doesn't really exist: the user's appending a new one and already has entered some data,
        // so the row contains data which has no counter part within the data source
 
        sal_Int32 nCorrectRowCount = GetRowCount();
        if (GetOptions() & DbGridControlOptions::Insert)
            --nCorrectRowCount; // there is an empty row for inserting records
        if (bCurrentRowVirtual)
            --nCorrectRowCount;
 
        if ((nColPos == BROWSER_INVALIDID) || (nRow >= nCorrectRowCount))
            break;
 
        bool bHitHandle = (nColPos == 0);
 
        // check which kind of dragging has to be initiated
        if  (   bHitHandle                          //  the handle column
                                                    // AND
            &&  (   GetSelectRowCount()             //  at least one row is selected
                                                    // OR
                ||  (   (nRow >= 0)                 //  a row below the header
                    &&  !bCurrentRowVirtual         //  we aren't appending a new record
                    &&  (nRow != GetCurrentPos())   //  a row which is not the current one
                    )                               // OR
                ||  (   (0 == GetSelectRowCount())  // no rows selected
                    &&  (-1 == nRow)                // hit the header
                    )
                )
            )
        {   // => start dragging the row
            if (GetDataWindow().IsMouseCaptured())
                GetDataWindow().ReleaseMouse();
 
            if (0 == GetSelectRowCount())
                // no rows selected, but here in this branch
                // -> the user started dragging the upper left corner, which symbolizes the whole table
                SelectAll();
 
            getMouseEvent().Clear();
            implTransferSelectedRows(static_cast<sal_Int16>(nRow), false);
 
            bHandled = true;
        }
        else if (   (nRow < 0)                      // the header
                &&  (!bHitHandle)                   // non-handle column
                &&  (nViewPos < GetViewColCount())  // valid (existing) column
                )
        {   // => start dragging the column
            if (GetDataWindow().IsMouseCaptured())
                GetDataWindow().ReleaseMouse();
 
            getMouseEvent().Clear();
            DoColumnDrag(nViewPos);
 
            bHandled = true;
        }
        else if (   !bHitHandle     // non-handle column
                &&  (nRow >= 0)     // non-header row
                )
        {   // => start dragging the field content
            if (GetDataWindow().IsMouseCaptured())
                GetDataWindow().ReleaseMouse();
 
            getMouseEvent().Clear();
            DoFieldDrag(nViewPos, static_cast<sal_Int16>(nRow));
 
            bHandled = true;
        }
    }
    while (false);
 
    if (!bHandled)
        FmGridControl::StartDrag(_nAction, _rPosPixel);
}
 
void SbaGridControl::DoColumnDrag(sal_uInt16 nColumnPos)
{
    Reference< XPropertySet >  xDataSource = getDataSource();
    OSL_ENSURE(xDataSource.is(), "SbaGridControl::DoColumnDrag : invalid data source !");
    ::dbtools::ensureRowSetConnection(Reference< XRowSet >(getDataSource(),UNO_QUERY), getContext(), nullptr);
 
    Reference< XPropertySet > xAffectedCol;
    Reference< XPropertySet > xAffectedField;
    Reference< XConnection > xActiveConnection;
 
    // determine the field to drag
    OUString sField;
    try
    {
        xActiveConnection = ::dbtools::getConnection(Reference< XRowSet >(getDataSource(),UNO_QUERY));
 
        sal_uInt16 nModelPos = GetModelColumnPos(GetColumnIdFromViewPos(nColumnPos));
        Reference< XIndexContainer >  xCols = GetPeer()->getColumns();
        xAffectedCol.set(xCols->getByIndex(nModelPos),UNO_QUERY);
        if (xAffectedCol.is())
        {
            xAffectedCol->getPropertyValue(PROPERTY_CONTROLSOURCE) >>= sField;
            xAffectedField.set(xAffectedCol->getPropertyValue(PROPERTY_BOUNDFIELD),UNO_QUERY);
        }
    }
    catch(Exception&)
    {
        OSL_FAIL("SbaGridControl::DoColumnDrag : something went wrong while getting the column");
    }
    if (sField.isEmpty())
        return;
 
    rtl::Reference<OColumnTransferable> pDataTransfer = new OColumnTransferable(xDataSource, sField, xAffectedField, xActiveConnection, ColumnTransferFormatFlags::FIELD_DESCRIPTOR | ColumnTransferFormatFlags::COLUMN_DESCRIPTOR);
    pDataTransfer->StartDrag(this, DND_ACTION_COPY | DND_ACTION_LINK);
}
 
void SbaGridControl::CopySelectedRowsToClipboard()
{
    OSL_ENSURE( GetSelectRowCount() > 0, "SbaGridControl::CopySelectedRowsToClipboard: invalid call!" );
    implTransferSelectedRows( static_cast<sal_Int16>(FirstSelectedRow()), true );
}
 
void SbaGridControl::implTransferSelectedRows( sal_Int16 nRowPos, bool _bTrueIfClipboardFalseIfDrag )
{
    Reference< XPropertySet > xForm = getDataSource();
    OSL_ENSURE( xForm.is(), "SbaGridControl::implTransferSelectedRows: invalid form!" );
 
    // build the sequence of numbers of selected rows
    Sequence< Any > aSelectedRows;
    bool bSelectionBookmarks = true;
 
    // collect the affected rows
    if ((GetSelectRowCount() == 0) && (nRowPos >= 0))
    {
        aSelectedRows = { Any(static_cast<sal_Int32>(nRowPos + 1)) };
        bSelectionBookmarks = false;
    }
    else if ( !IsAllSelected() && GetSelectRowCount() )
    {
        aSelectedRows = getSelectionBookmarks();
        bSelectionBookmarks = true;
    }
 
    try
    {
        rtl::Reference<ODataClipboard> pTransfer = new ODataClipboard( xForm, aSelectedRows, bSelectionBookmarks, getContext() );
 
        if ( _bTrueIfClipboardFalseIfDrag )
            pTransfer->CopyToClipboard( this );
        else
            pTransfer->StartDrag(this, DND_ACTION_COPY | DND_ACTION_LINK);
    }
    catch(Exception&)
    {
    }
}
 
void SbaGridControl::DoFieldDrag(sal_uInt16 nColumnPos, sal_Int16 nRowPos)
{
    // the only thing to do here is dragging the pure cell text
    // the old implementation copied a SBA_FIELDDATAEXCHANGE_FORMAT, too, (which was rather expensive to obtain),
    // but we have no client for this DnD format anymore (the mail part of SO 5.2 was the only client)
 
    try
    {
        OUString sCellText;
        Reference< XGridFieldDataSupplier >  xFieldData(GetPeer());
        Sequence<sal_Bool> aSupportingText = xFieldData->queryFieldDataType(cppu::UnoType<decltype(sCellText)>::get());
        if (aSupportingText.getConstArray()[nColumnPos])
        {
            Sequence< Any> aCellContents = xFieldData->queryFieldData(nRowPos, cppu::UnoType<decltype(sCellText)>::get());
            sCellText = ::comphelper::getString(aCellContents.getConstArray()[nColumnPos]);
            ::svt::OStringTransfer::StartStringDrag(sCellText, this, DND_ACTION_COPY);
        }
    }
    catch(Exception&)
    {
        OSL_FAIL("SbaGridControl::DoFieldDrag : could not retrieve the cell's contents !");
        return;
    }
 
}
 
    namespace {
 
    struct SbaGridControlPrec
    {
        bool operator()(const DataFlavorExVector::value_type& _aType)
        {
            switch (_aType.mnSotId)
            {
                case SotClipboardFormatId::DBACCESS_TABLE:   // table descriptor
                case SotClipboardFormatId::DBACCESS_QUERY:   // query descriptor
                case SotClipboardFormatId::DBACCESS_COMMAND: // SQL command
                    return true;
                default: break;
            }
            return false;
        }
    };
 
    }
 
sal_Int8 SbaGridControl::AcceptDrop( const BrowserAcceptDropEvent& rEvt )
{
    sal_Int8 nAction = DND_ACTION_NONE;
 
    // we need a valid connection
    if (!::dbtools::getConnection(Reference< XRowSet > (getDataSource(),UNO_QUERY)).is())
        return nAction;
 
    if ( IsDropFormatSupported( SotClipboardFormatId::STRING ) )
        do
        {   // odd construction, but spares us a lot of (explicit ;) goto's
 
            if (!GetEmptyRow().is())
                // without an empty row we're not in update mode
                break;
 
            const sal_Int32   nRow = GetRowAtYPosPixel(rEvt.maPosPixel.Y(), false);
            const sal_uInt16  nCol = GetColumnId(GetColumnAtXPosPixel(rEvt.maPosPixel.X()));
 
            sal_Int32 nCorrectRowCount = GetRowCount();
            if (GetOptions() & DbGridControlOptions::Insert)
                --nCorrectRowCount; // there is an empty row for inserting records
            if (IsCurrentAppending())
                --nCorrectRowCount; // the current data record doesn't really exist, we are appending a new one
 
            if ( (nCol == BROWSER_INVALIDID) || (nRow >= nCorrectRowCount) || (nCol == 0) )
                // no valid cell under the mouse cursor
                break;
 
            tools::Rectangle aRect = GetCellRect(nRow, nCol, false);
            if (!aRect.Contains(rEvt.maPosPixel))
                // not dropped within a cell (a cell isn't as wide as the column - the are small spaces)
                break;
 
            if ((IsModified() || (GetCurrentRow().is() && GetCurrentRow()->IsModified())) && (GetCurrentPos() != nRow))
                // there is a current and modified row or cell and he text is to be dropped into another one
                break;
 
            CellControllerRef xCurrentController = Controller();
            if (xCurrentController.is() && xCurrentController->IsValueChangedFromSaved() && ((nRow != GetCurRow()) || (nCol != GetCurColumnId())))
                // the current controller is modified and the user wants to drop in another cell -> no chance
                // (when leaving the modified cell an error may occur - this is deadly while dragging)
                break;
 
            Reference< XPropertySet >  xField = getField(GetModelColumnPos(nCol));
            if (!xField.is())
                // the column is not valid bound (for instance a binary field)
                break;
 
            try
            {
                if (::comphelper::getBOOL(xField->getPropertyValue(PROPERTY_ISREADONLY)))
                    break;
            }
            catch (const Exception& )
            {
                // assume RO
                break;
            }
 
            try
            {
                // assume that text can be dropped into a field if the column has a css::awt::XTextComponent interface
                Reference< XIndexAccess >  xColumnControls(GetPeer());
                if (xColumnControls.is())
                {
                    Reference< css::awt::XTextComponent >  xColControl(
                        xColumnControls->getByIndex(GetViewColumnPos(nCol)),
                        css::uno::UNO_QUERY);
                    if (xColControl.is())
                    {
                        m_bActivatingForDrop = true;
                        GoToRowColumnId(nRow, nCol);
                        m_bActivatingForDrop = false;
 
                        nAction = DND_ACTION_COPY;
                    }
                }
            }
            catch( const Exception& )
            {
                DBG_UNHANDLED_EXCEPTION("dbaccess");
            }
 
        } while (false);
 
    if(nAction != DND_ACTION_COPY && GetEmptyRow().is())
    {
        const DataFlavorExVector& _rFlavors = GetDataFlavors();
        if(std::any_of(_rFlavors.begin(),_rFlavors.end(),SbaGridControlPrec()))
            nAction = DND_ACTION_COPY;
    }
 
    return (DND_ACTION_NONE != nAction) ? nAction : FmGridControl::AcceptDrop(rEvt);
}
 
sal_Int8 SbaGridControl::ExecuteDrop( const BrowserExecuteDropEvent& rEvt )
{
    // we need some properties of our data source
    Reference< XPropertySet >  xDataSource = getDataSource();
    if (!xDataSource.is())
        return DND_ACTION_NONE;
 
    // we need a valid connection
    if (!::dbtools::getConnection(Reference< XRowSet > (xDataSource,UNO_QUERY)).is())
        return DND_ACTION_NONE;
 
    if ( IsDropFormatSupported( SotClipboardFormatId::STRING ) )
    {
        sal_Int32   nRow = GetRowAtYPosPixel(rEvt.maPosPixel.Y(), false);
        sal_uInt16  nCol = GetColumnAtXPosPixel(rEvt.maPosPixel.X());
 
        sal_Int32 nCorrectRowCount = GetRowCount();
        if (GetOptions() & DbGridControlOptions::Insert)
            --nCorrectRowCount; // there is an empty row for inserting records
        if (IsCurrentAppending())
            --nCorrectRowCount; // the current data record doesn't really exist, we are appending a new one
 
        OSL_ENSURE((nCol != BROWSER_INVALIDID) && (nRow < nCorrectRowCount), "SbaGridControl::Drop : dropped on an invalid position !");
            // AcceptDrop should have caught this
 
        // from now we work with ids instead of positions
        nCol = GetColumnId(nCol);
 
        GoToRowColumnId(nRow, nCol);
        if (!IsEditing())
            ActivateCell();
 
        CellControllerRef xCurrentController = Controller();
        EditCellController* pController = dynamic_cast<EditCellController*>(xCurrentController.get());
        if (!pController)
            return DND_ACTION_NONE;
 
        // get the dropped string
        TransferableDataHelper aDropped( rEvt.maDropEvent.Transferable );
        OUString sDropped;
        if ( !aDropped.GetString( SotClipboardFormatId::STRING, sDropped ) )
            return DND_ACTION_NONE;
 
        IEditImplementation* pEditImplementation = pController->GetEditImplementation();
        pEditImplementation->SetText(sDropped);
        // SetText itself doesn't call a Modify as it isn't a user interaction
        pController->Modify();
 
        return DND_ACTION_COPY;
    }
 
    if(GetEmptyRow().is())
    {
        const DataFlavorExVector& _rFlavors = GetDataFlavors();
        if( std::any_of(_rFlavors.begin(),_rFlavors.end(), SbaGridControlPrec()) )
        {
            TransferableDataHelper aDropped( rEvt.maDropEvent.Transferable );
            m_aDataDescriptor = ODataAccessObjectTransferable::extractObjectDescriptor(aDropped);
            if (m_nAsyncDropEvent)
                Application::RemoveUserEvent(m_nAsyncDropEvent);
            m_nAsyncDropEvent = Application::PostUserEvent(LINK(this, SbaGridControl, AsynchDropEvent), nullptr, true);
            return DND_ACTION_COPY;
        }
    }
 
    return DND_ACTION_NONE;
}
 
Reference< XPropertySet >  SbaGridControl::getDataSource() const
{
    Reference< XPropertySet >  xReturn;
 
    Reference< XChild >  xColumns(GetPeer()->getColumns(), UNO_QUERY);
    if (xColumns.is())
        xReturn.set(xColumns->getParent(), UNO_QUERY);
 
    return xReturn;
}
 
IMPL_LINK_NOARG(SbaGridControl, AsynchDropEvent, void*, void)
{
    m_nAsyncDropEvent = nullptr;
 
    Reference< XPropertySet >  xDataSource = getDataSource();
    if ( xDataSource.is() )
    {
        bool bCountFinal = false;
        xDataSource->getPropertyValue(PROPERTY_ISROWCOUNTFINAL) >>= bCountFinal;
        if ( !bCountFinal )
            setDataSource(nullptr); // detach from grid control
        Reference< XResultSetUpdate > xResultSetUpdate(xDataSource,UNO_QUERY);
        rtl::Reference<ODatabaseImportExport> pImExport = new ORowSetImportExport(GetFrameWeld(),xResultSetUpdate,m_aDataDescriptor, getContext());
        Hide();
        try
        {
            pImExport->initialize(m_aDataDescriptor);
            if (m_pMasterListener)
                m_pMasterListener->BeforeDrop();
            if(!pImExport->Read())
            {
                OUString sError = DBA_RES(STR_NO_COLUMNNAME_MATCHING);
                throwGenericSQLException(sError,nullptr);
            }
            if (m_pMasterListener)
                m_pMasterListener->AfterDrop();
            Show();
        }
        catch(const SQLException& e)
        {
            if (m_pMasterListener)
                m_pMasterListener->AfterDrop();
            Show();
            ::dbtools::showError( ::dbtools::SQLExceptionInfo(e), VCLUnoHelper::GetInterface(this), getContext() );
        }
        catch(const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION("dbaccess");
            if (m_pMasterListener)
                m_pMasterListener->AfterDrop();
            Show();
        }
        if ( !bCountFinal )
            setDataSource(Reference< XRowSet >(xDataSource,UNO_QUERY));
    }
    m_aDataDescriptor.clear();
}
 
OUString SbaGridControl::GetAccessibleObjectDescription( AccessibleBrowseBoxObjType eObjType,sal_Int32 _nPosition) const
{
    OUString sRet;
    if ( AccessibleBrowseBoxObjType::BrowseBox == eObjType )
    {
        SolarMutexGuard aGuard;
        sRet = DBA_RES(STR_DATASOURCE_GRIDCONTROL_DESC);
    }
    else
        sRet = FmGridControl::GetAccessibleObjectDescription( eObjType,_nPosition);
    return sRet;
}
 
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */