Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

9 files changed, 3057 insertions, 0 deletions

diff --git a/toolkit/source/controls/grid/defaultgridcolumnmodel.cxx b/toolkit/source/controls/grid/defaultgridcolumnmodel.cxx
new file mode 100644
index 000000000..ad17d15ea
--- /dev/null
+++ b/toolkit/source/controls/grid/defaultgridcolumnmodel.cxx
@@ -0,0 +1,389 @@
+/* -*- 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 "gridcolumn.hxx"
+
+#include <com/sun/star/awt/grid/XGridColumnModel.hpp>
+#include <com/sun/star/awt/grid/XGridColumn.hpp>
+#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+
+#include <comphelper/sequence.hxx>
+#include <comphelper/servicehelper.hxx>
+#include <comphelper/componentguard.hxx>
+#include <comphelper/interfacecontainer3.hxx>
+#include <cppuhelper/basemutex.hxx>
+#include <cppuhelper/compbase.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <o3tl/safeint.hxx>
+#include <rtl/ref.hxx>
+#include <sal/log.hxx>
+#include <tools/diagnose_ex.h>
+
+#include <vector>
+
+using namespace css::awt;
+using namespace css::awt::grid;
+using namespace css::container;
+using namespace css::lang;
+using namespace css::uno;
+using namespace toolkit;
+
+namespace {
+
+typedef ::cppu::WeakComponentImplHelper    <   css::awt::grid::XGridColumnModel
+                                            ,   css::lang::XServiceInfo
+                                            >   DefaultGridColumnModel_Base;
+
+class DefaultGridColumnModel    :public ::cppu::BaseMutex
+                                ,public DefaultGridColumnModel_Base
+{
+public:
+    DefaultGridColumnModel();
+    DefaultGridColumnModel( DefaultGridColumnModel const & i_copySource );
+
+    // XGridColumnModel
+    virtual ::sal_Int32 SAL_CALL getColumnCount() override;
+    virtual css::uno::Reference< css::awt::grid::XGridColumn > SAL_CALL createColumn(  ) override;
+    virtual ::sal_Int32 SAL_CALL addColumn(const css::uno::Reference< css::awt::grid::XGridColumn > & column) override;
+    virtual void SAL_CALL removeColumn( ::sal_Int32 i_columnIndex ) override;
+    virtual css::uno::Sequence< css::uno::Reference< css::awt::grid::XGridColumn > > SAL_CALL getColumns() override;
+    virtual css::uno::Reference< css::awt::grid::XGridColumn > SAL_CALL getColumn(::sal_Int32 index) override;
+    virtual void SAL_CALL setDefaultColumns(sal_Int32 rowElements) override;
+
+    // XServiceInfo
+    virtual OUString SAL_CALL getImplementationName(  ) override;
+    virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
+    virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames(  ) override;
+
+    // XContainer
+    virtual void SAL_CALL addContainerListener( const css::uno::Reference< css::container::XContainerListener >& xListener ) override;
+    virtual void SAL_CALL removeContainerListener( const css::uno::Reference< css::container::XContainerListener >& xListener ) override;
+
+    // XCloneable
+    virtual css::uno::Reference< css::util::XCloneable > SAL_CALL createClone(  ) override;
+
+    // OComponentHelper
+    virtual void SAL_CALL disposing() override;
+
+private:
+    typedef ::std::vector< css::uno::Reference< css::awt::grid::XGridColumn > >   Columns;
+
+    ::comphelper::OInterfaceContainerHelper3<XContainerListener> m_aContainerListeners;
+    Columns                             m_aColumns;
+};
+
+    DefaultGridColumnModel::DefaultGridColumnModel()
+        :DefaultGridColumnModel_Base( m_aMutex )
+        ,m_aContainerListeners( m_aMutex )
+    {
+    }
+
+    DefaultGridColumnModel::DefaultGridColumnModel( DefaultGridColumnModel const & i_copySource )
+        :cppu::BaseMutex()
+        ,DefaultGridColumnModel_Base( m_aMutex )
+        ,m_aContainerListeners( m_aMutex )
+    {
+        Columns aColumns;
+        aColumns.reserve( i_copySource.m_aColumns.size() );
+        try
+        {
+            for (   Columns::const_iterator col = i_copySource.m_aColumns.begin();
+                    col != i_copySource.m_aColumns.end();
+                    ++col
+                )
+            {
+                Reference< css::util::XCloneable > const xCloneable( *col, UNO_QUERY_THROW );
+                Reference< XGridColumn > const xClone( xCloneable->createClone(), UNO_QUERY_THROW );
+
+                GridColumn* const pGridColumn = comphelper::getFromUnoTunnel<GridColumn>( xClone );
+                if ( pGridColumn == nullptr )
+                    throw RuntimeException( "invalid clone source implementation", *this );
+                    // that's indeed a RuntimeException, not an IllegalArgumentException or some such:
+                    // a DefaultGridColumnModel implementation whose columns are not GridColumn implementations
+                    // is borked.
+                pGridColumn->setIndex( col - i_copySource.m_aColumns.begin() );
+
+                aColumns.push_back( xClone );
+            }
+        }
+        catch( const Exception& )
+        {
+            DBG_UNHANDLED_EXCEPTION("toolkit.controls");
+        }
+        if ( aColumns.size() == i_copySource.m_aColumns.size() )
+            m_aColumns.swap( aColumns );
+    }
+
+    ::sal_Int32 SAL_CALL DefaultGridColumnModel::getColumnCount()
+    {
+        return m_aColumns.size();
+    }
+
+
+    Reference< XGridColumn > SAL_CALL DefaultGridColumnModel::createColumn(  )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+        return new GridColumn();
+    }
+
+
+    ::sal_Int32 SAL_CALL DefaultGridColumnModel::addColumn( const Reference< XGridColumn > & i_column )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+        GridColumn* const pGridColumn = comphelper::getFromUnoTunnel<GridColumn>( i_column );
+        if ( pGridColumn == nullptr )
+            throw css::lang::IllegalArgumentException( "invalid column implementation", *this, 1 );
+
+        m_aColumns.push_back( i_column );
+        sal_Int32 index = m_aColumns.size() - 1;
+        pGridColumn->setIndex( index );
+
+        // fire insertion notifications
+        ContainerEvent aEvent;
+        aEvent.Source = *this;
+        aEvent.Accessor <<= index;
+        aEvent.Element <<= i_column;
+
+        aGuard.clear();
+        m_aContainerListeners.notifyEach( &XContainerListener::elementInserted, aEvent );
+
+        return index;
+    }
+
+
+    void SAL_CALL DefaultGridColumnModel::removeColumn( ::sal_Int32 i_columnIndex )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+        if ( ( i_columnIndex < 0 ) || ( o3tl::make_unsigned( i_columnIndex ) >= m_aColumns.size() ) )
+            throw css::lang::IndexOutOfBoundsException( OUString(), *this );
+
+        Columns::iterator const pos = m_aColumns.begin() + i_columnIndex;
+        Reference< XGridColumn > const xColumn( *pos );
+        m_aColumns.erase( pos );
+
+        // update indexes of all subsequent columns
+        sal_Int32 columnIndex( i_columnIndex );
+        for (   Columns::iterator updatePos = m_aColumns.begin() + columnIndex;
+                updatePos != m_aColumns.end();
+                ++updatePos, ++columnIndex
+            )
+        {
+            GridColumn* pColumnImpl = comphelper::getFromUnoTunnel<GridColumn>( *updatePos );
+            if ( !pColumnImpl )
+            {
+                SAL_WARN( "toolkit.controls", "DefaultGridColumnModel::removeColumn: invalid column implementation!" );
+                continue;
+            }
+
+            pColumnImpl->setIndex( columnIndex );
+        }
+
+        // fire removal notifications
+        ContainerEvent aEvent;
+        aEvent.Source = *this;
+        aEvent.Accessor <<= i_columnIndex;
+        aEvent.Element <<= xColumn;
+
+        aGuard.clear();
+        m_aContainerListeners.notifyEach( &XContainerListener::elementRemoved, aEvent );
+
+        // dispose the removed column
+        try
+        {
+            xColumn->dispose();
+        }
+        catch( const Exception& )
+        {
+            DBG_UNHANDLED_EXCEPTION("toolkit.controls");
+        }
+    }
+
+
+    Sequence< Reference< XGridColumn > > SAL_CALL DefaultGridColumnModel::getColumns()
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+        return ::comphelper::containerToSequence( m_aColumns );
+    }
+
+
+    Reference< XGridColumn > SAL_CALL DefaultGridColumnModel::getColumn(::sal_Int32 index)
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+        if ( index >=0 && o3tl::make_unsigned(index) < m_aColumns.size())
+            return m_aColumns[index];
+
+        throw css::lang::IndexOutOfBoundsException();
+    }
+
+
+    void SAL_CALL DefaultGridColumnModel::setDefaultColumns(sal_Int32 rowElements)
+    {
+        ::std::vector< ContainerEvent > aRemovedColumns;
+        ::std::vector< ContainerEvent > aInsertedColumns;
+
+        {
+            ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+            // remove existing columns
+            while ( !m_aColumns.empty() )
+            {
+                const size_t lastColIndex = m_aColumns.size() - 1;
+
+                ContainerEvent aEvent;
+                aEvent.Source = *this;
+                aEvent.Accessor <<= sal_Int32( lastColIndex );
+                aEvent.Element <<= m_aColumns[ lastColIndex ];
+                aRemovedColumns.push_back( aEvent );
+
+                m_aColumns.erase( m_aColumns.begin() + lastColIndex );
+            }
+
+            // add new columns
+            for ( sal_Int32 i=0; i<rowElements; ++i )
+            {
+                ::rtl::Reference< GridColumn > const pGridColumn = new GridColumn();
+                Reference< XGridColumn > const xColumn( pGridColumn );
+                OUString colTitle = "Column " + OUString::number( i + 1 );
+                pGridColumn->setTitle( colTitle );
+                pGridColumn->setColumnWidth( 80 /* APPFONT */ );
+                pGridColumn->setFlexibility( 1 );
+                pGridColumn->setResizeable( true );
+                pGridColumn->setDataColumnIndex( i );
+
+                ContainerEvent aEvent;
+                aEvent.Source = *this;
+                aEvent.Accessor <<= i;
+                aEvent.Element <<= xColumn;
+                aInsertedColumns.push_back( aEvent );
+
+                m_aColumns.push_back( xColumn );
+                pGridColumn->setIndex( i );
+            }
+        }
+
+        // fire removal notifications
+        for (const auto& rEvent : aRemovedColumns)
+        {
+            m_aContainerListeners.notifyEach( &XContainerListener::elementRemoved, rEvent );
+        }
+
+        // fire insertion notifications
+        for (const auto& rEvent : aInsertedColumns)
+        {
+            m_aContainerListeners.notifyEach( &XContainerListener::elementInserted, rEvent );
+        }
+
+        // dispose removed columns
+        for (const auto& rEvent : aRemovedColumns)
+        {
+            try
+            {
+                const Reference< XComponent > xColComp( rEvent.Element, UNO_QUERY_THROW );
+                xColComp->dispose();
+            }
+            catch( const Exception& )
+            {
+                DBG_UNHANDLED_EXCEPTION("toolkit.controls");
+            }
+        }
+    }
+
+
+    OUString SAL_CALL DefaultGridColumnModel::getImplementationName(  )
+    {
+        return "stardiv.Toolkit.DefaultGridColumnModel";
+    }
+
+    sal_Bool SAL_CALL DefaultGridColumnModel::supportsService( const OUString& i_serviceName )
+    {
+        return cppu::supportsService(this, i_serviceName);
+    }
+
+    Sequence< OUString > SAL_CALL DefaultGridColumnModel::getSupportedServiceNames(  )
+    {
+        return { "com.sun.star.awt.grid.DefaultGridColumnModel" };
+    }
+
+
+    void SAL_CALL DefaultGridColumnModel::addContainerListener( const Reference< XContainerListener >& i_listener )
+    {
+        if ( i_listener.is() )
+            m_aContainerListeners.addInterface( i_listener );
+    }
+
+
+    void SAL_CALL DefaultGridColumnModel::removeContainerListener( const Reference< XContainerListener >& i_listener )
+    {
+        if ( i_listener.is() )
+            m_aContainerListeners.removeInterface( i_listener );
+    }
+
+
+    void SAL_CALL DefaultGridColumnModel::disposing()
+    {
+        DefaultGridColumnModel_Base::disposing();
+
+        EventObject aEvent( *this );
+        m_aContainerListeners.disposeAndClear( aEvent );
+
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        // remove, dispose and clear columns
+        while ( !m_aColumns.empty() )
+        {
+            try
+            {
+                const Reference< XComponent > xColComponent( m_aColumns[ 0 ], UNO_QUERY_THROW );
+                xColComponent->dispose();
+            }
+            catch( const Exception& )
+            {
+                DBG_UNHANDLED_EXCEPTION("toolkit.controls");
+            }
+
+            m_aColumns.erase( m_aColumns.begin() );
+        }
+
+        Columns().swap(m_aColumns);
+    }
+
+
+    Reference< css::util::XCloneable > SAL_CALL DefaultGridColumnModel::createClone(  )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+        return new DefaultGridColumnModel( *this );
+    }
+
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
+stardiv_Toolkit_DefaultGridColumnModel_get_implementation(
+    css::uno::XComponentContext *,
+    css::uno::Sequence<css::uno::Any> const &)
+{
+    return cppu::acquire(new DefaultGridColumnModel());
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/toolkit/source/controls/grid/defaultgriddatamodel.cxx b/toolkit/source/controls/grid/defaultgriddatamodel.cxx
new file mode 100644
index 000000000..2e5f4e305
--- /dev/null
+++ b/toolkit/source/controls/grid/defaultgriddatamodel.cxx
@@ -0,0 +1,505 @@
+/* -*- 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 <com/sun/star/awt/grid/XMutableGridDataModel.hpp>
+#include <com/sun/star/lang/IllegalArgumentException.hpp>
+#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+
+#include <comphelper/componentguard.hxx>
+#include <cppuhelper/basemutex.hxx>
+#include <cppuhelper/compbase.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <o3tl/safeint.hxx>
+
+#include <algorithm>
+#include <vector>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::awt;
+using namespace ::com::sun::star::awt::grid;
+using namespace ::com::sun::star::lang;
+
+namespace {
+
+typedef ::cppu::WeakComponentImplHelper    <   XMutableGridDataModel
+                                            ,   XServiceInfo
+                                            >   DefaultGridDataModel_Base;
+
+class DefaultGridDataModel  :public ::cppu::BaseMutex
+                            ,public DefaultGridDataModel_Base
+{
+public:
+    DefaultGridDataModel();
+    DefaultGridDataModel( DefaultGridDataModel const & i_copySource );
+
+    // XMutableGridDataModel
+    virtual void SAL_CALL addRow( const Any& i_heading, const css::uno::Sequence< css::uno::Any >& Data ) override;
+    virtual void SAL_CALL addRows( const css::uno::Sequence< css::uno::Any>& Headings, const css::uno::Sequence< css::uno::Sequence< css::uno::Any > >& Data ) override;
+    virtual void SAL_CALL insertRow( ::sal_Int32 i_index, const css::uno::Any& i_heading, const css::uno::Sequence< css::uno::Any >& Data ) override;
+    virtual void SAL_CALL insertRows( ::sal_Int32 i_index, const css::uno::Sequence< css::uno::Any>& Headings, const css::uno::Sequence< css::uno::Sequence< css::uno::Any > >& Data ) override;
+    virtual void SAL_CALL removeRow( ::sal_Int32 RowIndex ) override;
+    virtual void SAL_CALL removeAllRows(  ) override;
+    virtual void SAL_CALL updateCellData( ::sal_Int32 ColumnIndex, ::sal_Int32 RowIndex, const css::uno::Any& Value ) override;
+    virtual void SAL_CALL updateRowData( const css::uno::Sequence< ::sal_Int32 >& ColumnIndexes, ::sal_Int32 RowIndex, const css::uno::Sequence< css::uno::Any >& Values ) override;
+    virtual void SAL_CALL updateRowHeading( ::sal_Int32 RowIndex, const css::uno::Any& Heading ) override;
+    virtual void SAL_CALL updateCellToolTip( ::sal_Int32 ColumnIndex, ::sal_Int32 RowIndex, const css::uno::Any& Value ) override;
+    virtual void SAL_CALL updateRowToolTip( ::sal_Int32 RowIndex, const css::uno::Any& Value ) override;
+    virtual void SAL_CALL addGridDataListener( const css::uno::Reference< css::awt::grid::XGridDataListener >& Listener ) override;
+    virtual void SAL_CALL removeGridDataListener( const css::uno::Reference< css::awt::grid::XGridDataListener >& Listener ) override;
+
+    // XGridDataModel
+    virtual ::sal_Int32 SAL_CALL getRowCount() override;
+    virtual ::sal_Int32 SAL_CALL getColumnCount() override;
+    virtual css::uno::Any SAL_CALL getCellData( ::sal_Int32 Column, ::sal_Int32 Row ) override;
+    virtual css::uno::Any SAL_CALL getCellToolTip( ::sal_Int32 Column, ::sal_Int32 Row ) override;
+    virtual css::uno::Any SAL_CALL getRowHeading( ::sal_Int32 RowIndex ) override;
+    virtual css::uno::Sequence< css::uno::Any > SAL_CALL getRowData( ::sal_Int32 RowIndex ) override;
+
+    // OComponentHelper
+    virtual void SAL_CALL disposing() override;
+
+    // XCloneable
+    virtual css::uno::Reference< css::util::XCloneable > SAL_CALL createClone(  ) override;
+
+    // XServiceInfo
+    virtual OUString SAL_CALL getImplementationName(  ) override;
+    virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
+    virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames(  ) override;
+
+private:
+    typedef ::std::pair< Any, Any >     CellData;
+    typedef ::std::vector< CellData >   RowData;
+    typedef ::std::vector< RowData >    GridData;
+
+    void broadcast(
+        GridDataEvent const & i_event,
+        void ( SAL_CALL css::awt::grid::XGridDataListener::*i_listenerMethod )( css::awt::grid::GridDataEvent const & ),
+        ::comphelper::ComponentGuard & i_instanceLock
+    );
+
+    void    impl_insertRow( sal_Int32 const i_position, Any const & i_heading, Sequence< Any > const & i_rowData, sal_Int32 const i_assumedColCount = -1 );
+
+    ::sal_Int32 impl_getRowCount_nolck() const { return sal_Int32( m_aData.size() ); }
+
+    CellData const &    impl_getCellData_throw( sal_Int32 const i_columnIndex, sal_Int32 const i_rowIndex ) const;
+    CellData&           impl_getCellDataAccess_throw( sal_Int32 const i_columnIndex, sal_Int32 const i_rowIndex );
+    RowData&            impl_getRowDataAccess_throw( sal_Int32 const i_rowIndex, size_t const i_requiredColumnCount );
+
+    GridData m_aData;
+    ::std::vector< css::uno::Any > m_aRowHeaders;
+    sal_Int32 m_nColumnCount;
+};
+
+    DefaultGridDataModel::DefaultGridDataModel()
+        :DefaultGridDataModel_Base( m_aMutex )
+        ,m_nColumnCount(0)
+    {
+    }
+
+
+    DefaultGridDataModel::DefaultGridDataModel( DefaultGridDataModel const & i_copySource )
+        :cppu::BaseMutex()
+        ,DefaultGridDataModel_Base( m_aMutex )
+        ,m_aData( i_copySource.m_aData )
+        ,m_aRowHeaders( i_copySource.m_aRowHeaders )
+        ,m_nColumnCount( i_copySource.m_nColumnCount )
+    {
+    }
+
+    void DefaultGridDataModel::broadcast( GridDataEvent const & i_event,
+        void ( SAL_CALL XGridDataListener::*i_listenerMethod )( GridDataEvent const & ), ::comphelper::ComponentGuard & i_instanceLock )
+    {
+        ::cppu::OInterfaceContainerHelper* pListeners = rBHelper.getContainer( cppu::UnoType<XGridDataListener>::get() );
+        if ( !pListeners )
+            return;
+
+        i_instanceLock.clear();
+        pListeners->notifyEach( i_listenerMethod, i_event );
+    }
+
+
+    ::sal_Int32 SAL_CALL DefaultGridDataModel::getRowCount()
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+        return impl_getRowCount_nolck();
+    }
+
+
+    ::sal_Int32 SAL_CALL DefaultGridDataModel::getColumnCount()
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+        return m_nColumnCount;
+    }
+
+
+    DefaultGridDataModel::CellData const & DefaultGridDataModel::impl_getCellData_throw( sal_Int32 const i_column, sal_Int32 const i_row ) const
+    {
+        if  (   ( i_row < 0 ) || ( o3tl::make_unsigned( i_row ) > m_aData.size() )
+            ||  ( i_column < 0 ) || ( i_column > m_nColumnCount )
+            )
+            throw IndexOutOfBoundsException( OUString(), *const_cast< DefaultGridDataModel* >( this ) );
+
+        RowData const & rRow( m_aData[ i_row ] );
+        if ( o3tl::make_unsigned( i_column ) < rRow.size() )
+            return rRow[ i_column ];
+
+        static CellData s_aEmpty;
+        return s_aEmpty;
+    }
+
+
+    DefaultGridDataModel::RowData& DefaultGridDataModel::impl_getRowDataAccess_throw( sal_Int32 const i_rowIndex, size_t const i_requiredColumnCount )
+    {
+        OSL_ENSURE( i_requiredColumnCount <= o3tl::make_unsigned( m_nColumnCount ), "DefaultGridDataModel::impl_getRowDataAccess_throw: invalid column count!" );
+        if  ( ( i_rowIndex < 0 ) || ( o3tl::make_unsigned( i_rowIndex ) >= m_aData.size() ) )
+            throw IndexOutOfBoundsException( OUString(), *this );
+
+        RowData& rRowData( m_aData[ i_rowIndex ] );
+        if ( rRowData.size() < i_requiredColumnCount )
+            rRowData.resize( i_requiredColumnCount );
+        return rRowData;
+    }
+
+
+    DefaultGridDataModel::CellData& DefaultGridDataModel::impl_getCellDataAccess_throw( sal_Int32 const i_columnIndex, sal_Int32 const i_rowIndex )
+    {
+        if  ( ( i_columnIndex < 0 ) || ( i_columnIndex >= m_nColumnCount ) )
+            throw IndexOutOfBoundsException( OUString(), *this );
+
+        RowData& rRowData( impl_getRowDataAccess_throw( i_rowIndex, size_t( i_columnIndex + 1 ) ) );
+        return rRowData[ i_columnIndex ];
+    }
+
+
+    Any SAL_CALL DefaultGridDataModel::getCellData( ::sal_Int32 i_column, ::sal_Int32 i_row )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+        return impl_getCellData_throw( i_column, i_row ).first;
+    }
+
+
+    Any SAL_CALL DefaultGridDataModel::getCellToolTip( ::sal_Int32 i_column, ::sal_Int32 i_row )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+        return impl_getCellData_throw( i_column, i_row ).second;
+    }
+
+
+    Any SAL_CALL DefaultGridDataModel::getRowHeading( ::sal_Int32 i_row )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+        if ( ( i_row < 0 ) || ( o3tl::make_unsigned( i_row ) >= m_aRowHeaders.size() ) )
+            throw IndexOutOfBoundsException( OUString(), *this );
+
+        return m_aRowHeaders[ i_row ];
+    }
+
+
+    Sequence< Any > SAL_CALL DefaultGridDataModel::getRowData( ::sal_Int32 i_rowIndex )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+        Sequence< Any > resultData( m_nColumnCount );
+        RowData& rRowData = impl_getRowDataAccess_throw( i_rowIndex, m_nColumnCount );
+
+        ::std::transform( rRowData.begin(), rRowData.end(), resultData.getArray(),
+                          [] ( const CellData& rCellData )
+                          { return rCellData.first; });
+        return resultData;
+    }
+
+
+    void DefaultGridDataModel::impl_insertRow( sal_Int32 const i_position, Any const & i_heading, Sequence< Any > const & i_rowData, sal_Int32 const i_assumedColCount )
+    {
+        OSL_PRECOND( ( i_assumedColCount <= 0 ) || ( i_assumedColCount >= i_rowData.getLength() ),
+            "DefaultGridDataModel::impl_insertRow: invalid column count!" );
+
+        // insert heading
+        m_aRowHeaders.insert( m_aRowHeaders.begin() + i_position, i_heading );
+
+        // create new data row
+        RowData newRow( i_assumedColCount > 0 ? i_assumedColCount : i_rowData.getLength() );
+        RowData::iterator cellData = newRow.begin();
+        for ( const Any& rData : i_rowData )
+        {
+            cellData->first = rData;
+            ++cellData;
+        }
+
+        // insert data row
+        m_aData.insert( m_aData.begin() + i_position, newRow );
+    }
+
+
+    void SAL_CALL DefaultGridDataModel::addRow( const Any& i_heading, const Sequence< Any >& i_data )
+    {
+        insertRow( getRowCount(), i_heading, i_data );
+    }
+
+
+    void SAL_CALL DefaultGridDataModel::addRows( const Sequence< Any >& i_headings, const Sequence< Sequence< Any > >& i_data )
+    {
+        insertRows( getRowCount(), i_headings, i_data );
+    }
+
+
+    void SAL_CALL DefaultGridDataModel::insertRow( ::sal_Int32 i_index, const Any& i_heading, const Sequence< Any >& i_data )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+        if ( ( i_index < 0 ) || ( i_index > impl_getRowCount_nolck() ) )
+            throw IndexOutOfBoundsException( OUString(), *this );
+
+        // actually insert the row
+        impl_insertRow( i_index, i_heading, i_data );
+
+        // update column count
+        sal_Int32 const columnCount = i_data.getLength();
+        if ( columnCount > m_nColumnCount )
+            m_nColumnCount = columnCount;
+
+        broadcast(
+            GridDataEvent( *this, -1, -1, i_index, i_index ),
+            &XGridDataListener::rowsInserted,
+            aGuard
+        );
+    }
+
+
+    void SAL_CALL DefaultGridDataModel::insertRows( ::sal_Int32 i_index, const Sequence< Any>& i_headings, const Sequence< Sequence< Any > >& i_data )
+    {
+        if ( i_headings.getLength() != i_data.getLength() )
+            throw IllegalArgumentException( OUString(), *this, -1 );
+
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+        if ( ( i_index < 0 ) || ( i_index > impl_getRowCount_nolck() ) )
+            throw IndexOutOfBoundsException( OUString(), *this );
+
+        sal_Int32 const rowCount = i_headings.getLength();
+        if ( rowCount == 0 )
+            return;
+
+        // determine max col count in the new data
+        auto pData = std::max_element(i_data.begin(), i_data.end(),
+            [](const Sequence< Any >& a, const Sequence< Any >& b) { return a.getLength() < b.getLength(); });
+        sal_Int32 maxColCount = pData->getLength();
+
+        if ( maxColCount < m_nColumnCount )
+            maxColCount = m_nColumnCount;
+
+        for ( sal_Int32 row=0; row<rowCount;  ++row )
+        {
+            impl_insertRow( i_index + row, i_headings[row], i_data[row], maxColCount );
+        }
+
+        if ( maxColCount > m_nColumnCount )
+            m_nColumnCount = maxColCount;
+
+        broadcast(
+            GridDataEvent( *this, -1, -1, i_index, i_index + rowCount - 1 ),
+            &XGridDataListener::rowsInserted,
+            aGuard
+        );
+    }
+
+
+    void SAL_CALL DefaultGridDataModel::removeRow( ::sal_Int32 i_rowIndex )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+        if ( ( i_rowIndex < 0 ) || ( o3tl::make_unsigned( i_rowIndex ) >= m_aData.size() ) )
+            throw IndexOutOfBoundsException( OUString(), *this );
+
+        m_aRowHeaders.erase( m_aRowHeaders.begin() + i_rowIndex );
+        m_aData.erase( m_aData.begin() + i_rowIndex );
+
+        broadcast(
+            GridDataEvent( *this, -1, -1, i_rowIndex, i_rowIndex ),
+            &XGridDataListener::rowsRemoved,
+            aGuard
+        );
+    }
+
+
+    void SAL_CALL DefaultGridDataModel::removeAllRows(  )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+        m_aRowHeaders.clear();
+        m_aData.clear();
+
+        broadcast(
+            GridDataEvent( *this, -1, -1, -1, -1 ),
+            &XGridDataListener::rowsRemoved,
+            aGuard
+        );
+    }
+
+
+    void SAL_CALL DefaultGridDataModel::updateCellData( ::sal_Int32 i_columnIndex, ::sal_Int32 i_rowIndex, const Any& i_value )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+        impl_getCellDataAccess_throw( i_columnIndex, i_rowIndex ).first = i_value;
+
+        broadcast(
+            GridDataEvent( *this, i_columnIndex, i_columnIndex, i_rowIndex, i_rowIndex ),
+            &XGridDataListener::dataChanged,
+            aGuard
+        );
+    }
+
+
+    void SAL_CALL DefaultGridDataModel::updateRowData( const Sequence< ::sal_Int32 >& i_columnIndexes, ::sal_Int32 i_rowIndex, const Sequence< Any >& i_values )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+        if  ( ( i_rowIndex < 0 ) || ( o3tl::make_unsigned( i_rowIndex ) >= m_aData.size() ) )
+            throw IndexOutOfBoundsException( OUString(), *this );
+
+        if ( i_columnIndexes.getLength() != i_values.getLength() )
+            throw IllegalArgumentException( OUString(), *this, 1 );
+
+        sal_Int32 const columnCount = i_columnIndexes.getLength();
+        if ( columnCount == 0 )
+            return;
+
+        for ( sal_Int32 const columnIndex : i_columnIndexes )
+        {
+            if ( ( columnIndex < 0 ) || ( columnIndex > m_nColumnCount ) )
+                throw IndexOutOfBoundsException( OUString(), *this );
+        }
+
+        RowData& rDataRow = m_aData[ i_rowIndex ];
+        for ( sal_Int32 col = 0; col < columnCount; ++col )
+        {
+            sal_Int32 const columnIndex = i_columnIndexes[ col ];
+            if ( o3tl::make_unsigned( columnIndex ) >= rDataRow.size() )
+                rDataRow.resize( columnIndex + 1 );
+
+            rDataRow[ columnIndex ].first = i_values[ col ];
+        }
+
+        auto aPair = ::std::minmax_element( i_columnIndexes.begin(), i_columnIndexes.end() );
+        sal_Int32 const firstAffectedColumn = *aPair.first;
+        sal_Int32 const lastAffectedColumn = *aPair.second;
+        broadcast(
+            GridDataEvent( *this, firstAffectedColumn, lastAffectedColumn, i_rowIndex, i_rowIndex ),
+            &XGridDataListener::dataChanged,
+            aGuard
+        );
+    }
+
+
+    void SAL_CALL DefaultGridDataModel::updateRowHeading( ::sal_Int32 i_rowIndex, const Any& i_heading )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+        if  ( ( i_rowIndex < 0 ) || ( o3tl::make_unsigned( i_rowIndex ) >= m_aRowHeaders.size() ) )
+            throw IndexOutOfBoundsException( OUString(), *this );
+
+        m_aRowHeaders[ i_rowIndex ] = i_heading;
+
+        broadcast(
+            GridDataEvent( *this, -1, -1, i_rowIndex, i_rowIndex ),
+            &XGridDataListener::rowHeadingChanged,
+            aGuard
+        );
+    }
+
+
+    void SAL_CALL DefaultGridDataModel::updateCellToolTip( ::sal_Int32 i_columnIndex, ::sal_Int32 i_rowIndex, const Any& i_value )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+        impl_getCellDataAccess_throw( i_columnIndex, i_rowIndex ).second = i_value;
+    }
+
+
+    void SAL_CALL DefaultGridDataModel::updateRowToolTip( ::sal_Int32 i_rowIndex, const Any& i_value )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+        RowData& rRowData = impl_getRowDataAccess_throw( i_rowIndex, m_nColumnCount );
+        for ( auto& rCell : rRowData )
+            rCell.second = i_value;
+    }
+
+
+    void SAL_CALL DefaultGridDataModel::addGridDataListener( const Reference< grid::XGridDataListener >& i_listener )
+    {
+        rBHelper.addListener( cppu::UnoType<XGridDataListener>::get(), i_listener );
+    }
+
+
+    void SAL_CALL DefaultGridDataModel::removeGridDataListener( const Reference< grid::XGridDataListener >& i_listener )
+    {
+        rBHelper.removeListener( cppu::UnoType<XGridDataListener>::get(), i_listener );
+    }
+
+
+    void SAL_CALL DefaultGridDataModel::disposing()
+    {
+        css::lang::EventObject aEvent;
+        aEvent.Source.set( *this );
+        rBHelper.aLC.disposeAndClear( aEvent );
+
+        ::osl::MutexGuard aGuard( m_aMutex );
+        GridData().swap(m_aData);
+        std::vector<Any>().swap(m_aRowHeaders);
+        m_nColumnCount = 0;
+    }
+
+
+    OUString SAL_CALL DefaultGridDataModel::getImplementationName(  )
+    {
+        return "stardiv.Toolkit.DefaultGridDataModel";
+    }
+
+    sal_Bool SAL_CALL DefaultGridDataModel::supportsService( const OUString& ServiceName )
+    {
+        return cppu::supportsService(this, ServiceName);
+    }
+
+    Sequence< OUString > SAL_CALL DefaultGridDataModel::getSupportedServiceNames(  )
+    {
+        return { "com.sun.star.awt.grid.DefaultGridDataModel" };
+    }
+
+
+    Reference< css::util::XCloneable > SAL_CALL DefaultGridDataModel::createClone(  )
+    {
+        return new DefaultGridDataModel( *this );
+    }
+
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
+stardiv_Toolkit_DefaultGridDataModel_get_implementation(
+    css::uno::XComponentContext *,
+    css::uno::Sequence<css::uno::Any> const &)
+{
+    return cppu::acquire(new DefaultGridDataModel());
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/toolkit/source/controls/grid/gridcolumn.cxx b/toolkit/source/controls/grid/gridcolumn.cxx
new file mode 100644
index 000000000..11a03e647
--- /dev/null
+++ b/toolkit/source/controls/grid/gridcolumn.cxx
@@ -0,0 +1,300 @@
+/* -*- 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 "gridcolumn.hxx"
+
+#include <com/sun/star/lang/IllegalArgumentException.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <comphelper/servicehelper.hxx>
+#include <cppuhelper/supportsservice.hxx>
+
+namespace toolkit
+{
+    using namespace ::com::sun::star;
+    using namespace ::com::sun::star::uno;
+    using namespace ::com::sun::star::awt;
+    using namespace ::com::sun::star::awt::grid;
+    using namespace ::com::sun::star::lang;
+    using namespace ::com::sun::star::util;
+    using namespace ::com::sun::star::style;
+
+
+    //= DefaultGridColumnModel
+
+
+    GridColumn::GridColumn()
+        :m_nIndex(-1)
+        ,m_nDataColumnIndex(-1)
+        ,m_nColumnWidth(4)
+        ,m_nMaxWidth(0)
+        ,m_nMinWidth(0)
+        ,m_nFlexibility(1)
+        ,m_bResizeable(true)
+        ,m_eHorizontalAlign( HorizontalAlignment_LEFT )
+    {
+    }
+
+
+    GridColumn::GridColumn( GridColumn const & i_copySource )
+        :m_aIdentifier( i_copySource.m_aIdentifier )
+        ,m_nIndex( -1 )
+        ,m_nDataColumnIndex( i_copySource.m_nDataColumnIndex )
+        ,m_nColumnWidth( i_copySource.m_nColumnWidth )
+        ,m_nMaxWidth( i_copySource.m_nMaxWidth )
+        ,m_nMinWidth( i_copySource.m_nMinWidth )
+        ,m_nFlexibility( i_copySource.m_nFlexibility )
+        ,m_bResizeable( i_copySource.m_bResizeable )
+        ,m_sTitle( i_copySource.m_sTitle )
+        ,m_sHelpText( i_copySource.m_sHelpText )
+        ,m_eHorizontalAlign( i_copySource.m_eHorizontalAlign )
+    {
+    }
+
+
+    GridColumn::~GridColumn()
+    {
+    }
+
+
+    void GridColumn::broadcast_changed( char const * const i_asciiAttributeName, const Any& i_oldValue, const Any& i_newValue,
+        std::unique_lock<std::mutex>& i_Guard )
+    {
+        Reference< XInterface > const xSource( static_cast< ::cppu::OWeakObject* >( this ) );
+        GridColumnEvent const aEvent(
+            xSource, OUString::createFromAscii( i_asciiAttributeName ),
+            i_oldValue, i_newValue, m_nIndex
+        );
+
+        maGridColumnListeners.notifyEach( i_Guard, &XGridColumnListener::columnChanged, aEvent );
+    }
+
+
+    css::uno::Any SAL_CALL GridColumn::getIdentifier()
+    {
+        std::unique_lock aGuard( m_aMutex );
+        return m_aIdentifier;
+    }
+
+
+    void SAL_CALL GridColumn::setIdentifier(const css::uno::Any & value)
+    {
+        std::unique_lock aGuard( m_aMutex );
+        m_aIdentifier = value;
+    }
+
+
+    ::sal_Int32 SAL_CALL GridColumn::getColumnWidth()
+    {
+        std::unique_lock aGuard( m_aMutex );
+        return m_nColumnWidth;
+    }
+
+
+    void SAL_CALL GridColumn::setColumnWidth(::sal_Int32 value)
+    {
+        impl_set( m_nColumnWidth, value, "ColumnWidth" );
+    }
+
+
+    ::sal_Int32 SAL_CALL GridColumn::getMaxWidth()
+    {
+        std::unique_lock aGuard( m_aMutex );
+        return m_nMaxWidth;
+    }
+
+
+    void SAL_CALL GridColumn::setMaxWidth(::sal_Int32 value)
+    {
+        impl_set( m_nMaxWidth, value, "MaxWidth" );
+    }
+
+
+    ::sal_Int32 SAL_CALL GridColumn::getMinWidth()
+    {
+        std::unique_lock aGuard( m_aMutex );
+        return m_nMinWidth;
+    }
+
+
+    void SAL_CALL GridColumn::setMinWidth(::sal_Int32 value)
+    {
+        impl_set( m_nMinWidth, value, "MinWidth" );
+    }
+
+
+    OUString SAL_CALL GridColumn::getTitle()
+    {
+        std::unique_lock aGuard( m_aMutex );
+        return m_sTitle;
+    }
+
+
+    void SAL_CALL GridColumn::setTitle(const OUString & value)
+    {
+        impl_set( m_sTitle, value, "Title" );
+    }
+
+
+    OUString SAL_CALL GridColumn::getHelpText()
+    {
+        std::unique_lock aGuard( m_aMutex );
+        return m_sHelpText;
+    }
+
+
+    void SAL_CALL GridColumn::setHelpText( const OUString & value )
+    {
+        impl_set( m_sHelpText, value, "HelpText" );
+    }
+
+
+    sal_Bool SAL_CALL GridColumn::getResizeable()
+    {
+        std::unique_lock aGuard( m_aMutex );
+        return m_bResizeable;
+    }
+
+
+    void SAL_CALL GridColumn::setResizeable(sal_Bool value)
+    {
+        impl_set( m_bResizeable, bool(value), "Resizeable" );
+    }
+
+
+    ::sal_Int32 SAL_CALL GridColumn::getFlexibility()
+    {
+        std::unique_lock aGuard( m_aMutex );
+        return m_nFlexibility;
+    }
+
+
+    void SAL_CALL GridColumn::setFlexibility( ::sal_Int32 i_value )
+    {
+        if ( i_value < 0 )
+            throw IllegalArgumentException( OUString(), *this, 1 );
+        impl_set( m_nFlexibility, i_value, "Flexibility" );
+    }
+
+
+    HorizontalAlignment SAL_CALL GridColumn::getHorizontalAlign()
+    {
+        std::unique_lock aGuard( m_aMutex );
+        return m_eHorizontalAlign;
+    }
+
+
+    void SAL_CALL GridColumn::setHorizontalAlign(HorizontalAlignment align)
+    {
+        impl_set( m_eHorizontalAlign, align, "HorizontalAlign" );
+    }
+
+
+    void SAL_CALL GridColumn::addGridColumnListener( const Reference< XGridColumnListener >& xListener )
+    {
+        std::unique_lock aGuard( m_aMutex );
+        maGridColumnListeners.addInterface( aGuard, xListener );
+    }
+
+
+    void SAL_CALL GridColumn::removeGridColumnListener( const Reference< XGridColumnListener >& xListener )
+    {
+        std::unique_lock aGuard( m_aMutex );
+        maGridColumnListeners.removeInterface( aGuard, xListener );
+    }
+
+
+    void GridColumn::disposing(std::unique_lock<std::mutex>&)
+    {
+        m_aIdentifier.clear();
+        m_sTitle.clear();
+        m_sHelpText.clear();
+    }
+
+
+    ::sal_Int32 SAL_CALL GridColumn::getIndex()
+    {
+        std::unique_lock aGuard( m_aMutex );
+        return m_nIndex;
+    }
+
+
+    void GridColumn::setIndex( sal_Int32 const i_index )
+    {
+        std::unique_lock aGuard( m_aMutex );
+        m_nIndex = i_index;
+    }
+
+
+    ::sal_Int32 SAL_CALL GridColumn::getDataColumnIndex()
+    {
+        std::unique_lock aGuard( m_aMutex );
+        return m_nDataColumnIndex;
+    }
+
+
+    void SAL_CALL GridColumn::setDataColumnIndex( ::sal_Int32 i_dataColumnIndex )
+    {
+        impl_set( m_nDataColumnIndex, i_dataColumnIndex, "DataColumnIndex" );
+    }
+
+
+    OUString SAL_CALL GridColumn::getImplementationName(  )
+    {
+        return "org.openoffice.comp.toolkit.GridColumn";
+    }
+
+    sal_Bool SAL_CALL GridColumn::supportsService( const OUString& i_serviceName )
+    {
+        return cppu::supportsService(this, i_serviceName);
+    }
+
+    css::uno::Sequence< OUString > SAL_CALL GridColumn::getSupportedServiceNames(  )
+    {
+        return { "com.sun.star.awt.grid.GridColumn" };
+    }
+
+
+    Reference< XCloneable > SAL_CALL GridColumn::createClone(  )
+    {
+        return new GridColumn( *this );
+    }
+
+
+    sal_Int64 SAL_CALL GridColumn::getSomething( const Sequence< sal_Int8 >& i_identifier )
+    {
+        return comphelper::getSomethingImpl(i_identifier, this);
+    }
+
+
+    const Sequence< sal_Int8 > & GridColumn::getUnoTunnelId() noexcept
+    {
+        static const comphelper::UnoIdInit aId;
+        return aId.getSeq();
+    }
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
+org_openoffice_comp_toolkit_GridColumn_get_implementation(
+    css::uno::XComponentContext *,
+    css::uno::Sequence<css::uno::Any> const &)
+{
+    return cppu::acquire(new toolkit::GridColumn());
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/toolkit/source/controls/grid/gridcolumn.hxx b/toolkit/source/controls/grid/gridcolumn.hxx
new file mode 100644
index 000000000..8008c077d
--- /dev/null
+++ b/toolkit/source/controls/grid/gridcolumn.hxx
@@ -0,0 +1,128 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_TOOLKIT_SOURCE_CONTROLS_GRID_GRIDCOLUMN_HXX
+#define INCLUDED_TOOLKIT_SOURCE_CONTROLS_GRID_GRIDCOLUMN_HXX
+
+#include <com/sun/star/awt/grid/XGridColumn.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/lang/XUnoTunnel.hpp>
+#include <com/sun/star/style/HorizontalAlignment.hpp>
+
+#include <comphelper/compbase.hxx>
+#include <comphelper/interfacecontainer4.hxx>
+
+namespace toolkit
+{
+
+typedef comphelper::WeakComponentImplHelper    <   css::awt::grid::XGridColumn
+                                            ,   css::lang::XServiceInfo
+                                            ,   css::lang::XUnoTunnel
+                                            >   GridColumn_Base;
+class GridColumn final : public GridColumn_Base
+{
+public:
+    GridColumn();
+    GridColumn( GridColumn const & i_copySource );
+    virtual ~GridColumn() override;
+
+    // css::awt::grid::XGridColumn
+    virtual css::uno::Any SAL_CALL getIdentifier() override;
+    virtual void SAL_CALL setIdentifier(const css::uno::Any & value) override;
+    virtual ::sal_Int32 SAL_CALL getColumnWidth() override;
+    virtual void SAL_CALL setColumnWidth(::sal_Int32 the_value) override;
+    virtual ::sal_Int32 SAL_CALL getMaxWidth() override;
+    virtual void SAL_CALL setMaxWidth(::sal_Int32 the_value) override;
+    virtual ::sal_Int32 SAL_CALL getMinWidth() override;
+    virtual void SAL_CALL setMinWidth(::sal_Int32 the_value) override;
+    virtual sal_Bool SAL_CALL getResizeable() override;
+    virtual void SAL_CALL setResizeable(sal_Bool the_value) override;
+    virtual ::sal_Int32 SAL_CALL getFlexibility() override;
+    virtual void SAL_CALL setFlexibility( ::sal_Int32 _flexibility ) override;
+    virtual OUString SAL_CALL getTitle() override;
+    virtual void SAL_CALL setTitle(const OUString & value) override;
+    virtual OUString SAL_CALL getHelpText() override;
+    virtual void SAL_CALL setHelpText(const OUString & value) override;
+    virtual ::sal_Int32 SAL_CALL getIndex() override;
+    virtual ::sal_Int32 SAL_CALL getDataColumnIndex() override;
+    virtual void SAL_CALL setDataColumnIndex( ::sal_Int32 i_dataColumnIndex ) override;
+    virtual css::style::HorizontalAlignment SAL_CALL getHorizontalAlign() override;
+    virtual void SAL_CALL setHorizontalAlign(css::style::HorizontalAlignment align) override;
+    virtual void SAL_CALL addGridColumnListener( const css::uno::Reference< css::awt::grid::XGridColumnListener >& xListener ) override;
+    virtual void SAL_CALL removeGridColumnListener( const css::uno::Reference< css::awt::grid::XGridColumnListener >& xListener ) override;
+
+    // OComponentHelper
+    virtual void disposing(std::unique_lock<std::mutex>&) override;
+
+    // XCloneable (base of XGridColumn)
+    virtual css::uno::Reference< css::util::XCloneable > SAL_CALL createClone(  ) override;
+
+    // XServiceInfo
+    virtual OUString SAL_CALL getImplementationName(  ) override;
+    virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
+    virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames(  ) override;
+
+    // XUnoTunnel and friends
+    virtual sal_Int64 SAL_CALL getSomething( const css::uno::Sequence< sal_Int8 >& i_identifier ) override;
+    static const css::uno::Sequence< sal_Int8 > & getUnoTunnelId() noexcept;
+
+    // attribute access
+    void setIndex( sal_Int32 const i_index );
+
+private:
+    void broadcast_changed(
+            char const * const i_asciiAttributeName,
+            const css::uno::Any& i_oldValue,
+            const css::uno::Any& i_newValue,
+            std::unique_lock<std::mutex>& i_Guard
+        );
+
+    template< class TYPE >
+    void impl_set( TYPE & io_attribute, TYPE const & i_newValue, char const * i_attributeName )
+    {
+        std::unique_lock aGuard(m_aMutex);
+        if (m_bDisposed)
+            throw css::lang::DisposedException( OUString(), static_cast<cppu::OWeakObject*>(this) );
+        if ( io_attribute == i_newValue )
+            return;
+
+        TYPE const aOldValue( io_attribute );
+        io_attribute = i_newValue;
+        broadcast_changed( i_attributeName, css::uno::Any( aOldValue ), css::uno::Any( io_attribute ), aGuard );
+    }
+
+    css::uno::Any                      m_aIdentifier;
+    sal_Int32                          m_nIndex;
+    sal_Int32                          m_nDataColumnIndex;
+    sal_Int32                          m_nColumnWidth;
+    sal_Int32                          m_nMaxWidth;
+    sal_Int32                          m_nMinWidth;
+    sal_Int32                          m_nFlexibility;
+    bool                               m_bResizeable;
+    OUString                           m_sTitle;
+    OUString                           m_sHelpText;
+    css::style::HorizontalAlignment    m_eHorizontalAlign;
+    comphelper::OInterfaceContainerHelper4<css::awt::grid::XGridColumnListener> maGridColumnListeners;
+};
+
+}
+
+#endif // INCLUDED_TOOLKIT_SOURCE_CONTROLS_GRID_GRIDCOLUMN_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/toolkit/source/controls/grid/gridcontrol.cxx b/toolkit/source/controls/grid/gridcontrol.cxx
new file mode 100644
index 000000000..4bf996c8e
--- /dev/null
+++ b/toolkit/source/controls/grid/gridcontrol.cxx
@@ -0,0 +1,460 @@
+/* -*- 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 "gridcontrol.hxx"
+#include "grideventforwarder.hxx"
+
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <com/sun/star/view/SelectionType.hpp>
+#include <com/sun/star/awt/grid/XGridControl.hpp>
+#include <com/sun/star/awt/grid/XGridDataModel.hpp>
+#include <com/sun/star/awt/grid/XGridRowSelection.hpp>
+#include <com/sun/star/awt/grid/XMutableGridDataModel.hpp>
+#include <com/sun/star/awt/grid/DefaultGridDataModel.hpp>
+#include <com/sun/star/awt/grid/SortableGridDataModel.hpp>
+#include <com/sun/star/awt/grid/DefaultGridColumnModel.hpp>
+#include <toolkit/helper/property.hxx>
+#include <tools/diagnose_ex.h>
+#include <toolkit/controls/unocontrolbase.hxx>
+#include <toolkit/controls/unocontrolmodel.hxx>
+#include <toolkit/helper/listenermultiplexer.hxx>
+
+#include <memory>
+
+#include <helper/unopropertyarrayhelper.hxx>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::awt;
+using namespace ::com::sun::star::awt::grid;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::container;
+using namespace ::com::sun::star::view;
+using namespace ::com::sun::star::util;
+
+namespace toolkit {
+
+namespace
+{
+    Reference< XGridDataModel > lcl_getDefaultDataModel_throw( const Reference<XComponentContext> & i_context )
+    {
+        Reference< XMutableGridDataModel > const xDelegatorModel( DefaultGridDataModel::create( i_context ), UNO_SET_THROW );
+        Reference< XGridDataModel > const xDataModel( SortableGridDataModel::create( i_context, xDelegatorModel ), UNO_QUERY_THROW );
+        return xDataModel;
+    }
+
+    Reference< XGridColumnModel > lcl_getDefaultColumnModel_throw( const Reference<XComponentContext> & i_context )
+    {
+        Reference< XGridColumnModel > const xColumnModel = DefaultGridColumnModel::create( i_context );
+        return xColumnModel;
+    }
+}
+
+
+UnoGridModel::UnoGridModel( const css::uno::Reference< css::uno::XComponentContext >& rxContext )
+        :UnoControlModel( rxContext )
+{
+    ImplRegisterProperty( BASEPROPERTY_BACKGROUNDCOLOR );
+    ImplRegisterProperty( BASEPROPERTY_BORDER );
+    ImplRegisterProperty( BASEPROPERTY_BORDERCOLOR );
+    ImplRegisterProperty( BASEPROPERTY_DEFAULTCONTROL );
+    ImplRegisterProperty( BASEPROPERTY_ENABLED );
+    ImplRegisterProperty( BASEPROPERTY_FILLCOLOR );
+    ImplRegisterProperty( BASEPROPERTY_HELPTEXT );
+    ImplRegisterProperty( BASEPROPERTY_HELPURL );
+    ImplRegisterProperty( BASEPROPERTY_PRINTABLE );
+    ImplRegisterProperty( BASEPROPERTY_SIZEABLE ); // resizable
+    ImplRegisterProperty( BASEPROPERTY_HSCROLL );
+    ImplRegisterProperty( BASEPROPERTY_VSCROLL );
+    ImplRegisterProperty( BASEPROPERTY_TABSTOP );
+    ImplRegisterProperty( BASEPROPERTY_GRID_SHOWROWHEADER );
+    ImplRegisterProperty( BASEPROPERTY_ROW_HEADER_WIDTH );
+    ImplRegisterProperty( BASEPROPERTY_GRID_SHOWCOLUMNHEADER );
+    ImplRegisterProperty( BASEPROPERTY_COLUMN_HEADER_HEIGHT );
+    ImplRegisterProperty( BASEPROPERTY_ROW_HEIGHT );
+    ImplRegisterProperty( BASEPROPERTY_GRID_DATAMODEL, Any( lcl_getDefaultDataModel_throw( m_xContext ) ) );
+    ImplRegisterProperty( BASEPROPERTY_GRID_COLUMNMODEL, Any( lcl_getDefaultColumnModel_throw( m_xContext ) ) );
+    ImplRegisterProperty( BASEPROPERTY_GRID_SELECTIONMODE );
+    ImplRegisterProperty( BASEPROPERTY_FONTRELIEF );
+    ImplRegisterProperty( BASEPROPERTY_FONTEMPHASISMARK );
+    ImplRegisterProperty( BASEPROPERTY_FONTDESCRIPTOR );
+    ImplRegisterProperty( BASEPROPERTY_TEXTCOLOR );
+    ImplRegisterProperty( BASEPROPERTY_TEXTLINECOLOR );
+    ImplRegisterProperty( BASEPROPERTY_USE_GRID_LINES );
+    ImplRegisterProperty( BASEPROPERTY_GRID_LINE_COLOR );
+    ImplRegisterProperty( BASEPROPERTY_GRID_HEADER_BACKGROUND );
+    ImplRegisterProperty( BASEPROPERTY_GRID_HEADER_TEXT_COLOR );
+    ImplRegisterProperty( BASEPROPERTY_GRID_ROW_BACKGROUND_COLORS );
+    ImplRegisterProperty( BASEPROPERTY_ACTIVE_SEL_BACKGROUND_COLOR );
+    ImplRegisterProperty( BASEPROPERTY_INACTIVE_SEL_BACKGROUND_COLOR );
+    ImplRegisterProperty( BASEPROPERTY_ACTIVE_SEL_TEXT_COLOR );
+    ImplRegisterProperty( BASEPROPERTY_INACTIVE_SEL_TEXT_COLOR );
+    ImplRegisterProperty( BASEPROPERTY_VERTICALALIGN );
+}
+
+
+UnoGridModel::UnoGridModel( const UnoGridModel& rModel )
+    :UnoControlModel( rModel )
+{
+    osl_atomic_increment( &m_refCount );
+    {
+        Reference< XGridDataModel > xDataModel;
+        // clone the data model
+        const Reference< XFastPropertySet > xCloneSource( &const_cast< UnoGridModel& >( rModel ) );
+        try
+        {
+            const Reference< XCloneable > xCloneable( xCloneSource->getFastPropertyValue( BASEPROPERTY_GRID_DATAMODEL ), UNO_QUERY_THROW );
+            xDataModel.set( xCloneable->createClone(), UNO_QUERY_THROW );
+        }
+        catch( const Exception& )
+        {
+            DBG_UNHANDLED_EXCEPTION("toolkit.controls");
+        }
+        if ( !xDataModel.is() )
+            xDataModel = lcl_getDefaultDataModel_throw( m_xContext );
+        UnoControlModel::setFastPropertyValue_NoBroadcast( BASEPROPERTY_GRID_DATAMODEL, Any( xDataModel ) );
+            // do *not* use setFastPropertyValue here: The UnoControlModel ctor made a simple copy of all property values,
+            // so before this call here, we share our data model with the own of the clone source. setFastPropertyValue,
+            // then, disposes the old data model - which means the data model which in fact belongs to the clone source.
+            // so, call the UnoControlModel's impl-method for setting the value.
+
+        // clone the column model
+        Reference< XGridColumnModel > xColumnModel;
+        try
+        {
+            const Reference< XCloneable > xCloneable( xCloneSource->getFastPropertyValue( BASEPROPERTY_GRID_COLUMNMODEL ), UNO_QUERY_THROW );
+            xColumnModel.set( xCloneable->createClone(), UNO_QUERY_THROW );
+        }
+        catch( const Exception& )
+        {
+            DBG_UNHANDLED_EXCEPTION("toolkit.controls");
+        }
+        if ( !xColumnModel.is() )
+            xColumnModel = lcl_getDefaultColumnModel_throw( m_xContext );
+        UnoControlModel::setFastPropertyValue_NoBroadcast( BASEPROPERTY_GRID_COLUMNMODEL, Any( xColumnModel ) );
+            // same comment as above: do not use our own setPropertyValue here.
+    }
+    osl_atomic_decrement( &m_refCount );
+}
+
+
+rtl::Reference<UnoControlModel> UnoGridModel::Clone() const
+{
+    return new UnoGridModel( *this );
+}
+
+
+namespace
+{
+    void lcl_dispose_nothrow( const Any& i_component )
+    {
+        try
+        {
+            const Reference< XComponent > xComponent( i_component, UNO_QUERY_THROW );
+            xComponent->dispose();
+        }
+        catch( const Exception& )
+        {
+            DBG_UNHANDLED_EXCEPTION("toolkit.controls");
+        }
+    }
+}
+
+
+void SAL_CALL UnoGridModel::dispose(  )
+{
+    lcl_dispose_nothrow( getFastPropertyValue( BASEPROPERTY_GRID_COLUMNMODEL ) );
+    lcl_dispose_nothrow( getFastPropertyValue( BASEPROPERTY_GRID_DATAMODEL ) );
+
+    UnoControlModel::dispose();
+}
+
+
+void SAL_CALL UnoGridModel::setFastPropertyValue_NoBroadcast( sal_Int32 nHandle, const Any& rValue )
+{
+    Any aOldSubModel;
+    if ( ( nHandle == BASEPROPERTY_GRID_COLUMNMODEL ) || ( nHandle == BASEPROPERTY_GRID_DATAMODEL ) )
+    {
+        aOldSubModel = getFastPropertyValue( nHandle );
+        if ( aOldSubModel == rValue )
+        {
+            OSL_ENSURE( false, "UnoGridModel::setFastPropertyValue_NoBroadcast: setting the same value, again!" );
+                // shouldn't this have been caught by convertFastPropertyValue?
+            aOldSubModel.clear();
+        }
+    }
+
+    UnoControlModel::setFastPropertyValue_NoBroadcast( nHandle, rValue );
+
+    if ( aOldSubModel.hasValue() )
+        lcl_dispose_nothrow( aOldSubModel );
+}
+
+
+OUString UnoGridModel::getServiceName()
+{
+    return "com.sun.star.awt.grid.UnoControlGridModel";
+}
+
+
+Any UnoGridModel::ImplGetDefaultValue( sal_uInt16 nPropId ) const
+{
+    switch( nPropId )
+    {
+        case BASEPROPERTY_DEFAULTCONTROL:
+            return uno::Any( OUString("com.sun.star.awt.grid.UnoControlGrid") );
+        case BASEPROPERTY_GRID_SELECTIONMODE:
+            return uno::Any( SelectionType(1) );
+        case BASEPROPERTY_GRID_SHOWROWHEADER:
+        case BASEPROPERTY_USE_GRID_LINES:
+            return uno::Any( false );
+        case BASEPROPERTY_ROW_HEADER_WIDTH:
+            return uno::Any( sal_Int32( 10 ) );
+        case BASEPROPERTY_GRID_SHOWCOLUMNHEADER:
+            return uno::Any( true );
+        case BASEPROPERTY_COLUMN_HEADER_HEIGHT:
+        case BASEPROPERTY_ROW_HEIGHT:
+        case BASEPROPERTY_GRID_HEADER_BACKGROUND:
+        case BASEPROPERTY_GRID_HEADER_TEXT_COLOR:
+        case BASEPROPERTY_GRID_LINE_COLOR:
+        case BASEPROPERTY_GRID_ROW_BACKGROUND_COLORS:
+        case BASEPROPERTY_ACTIVE_SEL_BACKGROUND_COLOR:
+        case BASEPROPERTY_INACTIVE_SEL_BACKGROUND_COLOR:
+        case BASEPROPERTY_ACTIVE_SEL_TEXT_COLOR:
+        case BASEPROPERTY_INACTIVE_SEL_TEXT_COLOR:
+            return Any();
+        default:
+            return UnoControlModel::ImplGetDefaultValue( nPropId );
+    }
+
+}
+
+
+::cppu::IPropertyArrayHelper& UnoGridModel::getInfoHelper()
+{
+    static UnoPropertyArrayHelper aHelper( ImplGetPropertyIds() );
+    return aHelper;
+}
+
+
+// XMultiPropertySet
+Reference< XPropertySetInfo > UnoGridModel::getPropertySetInfo(  )
+{
+    static Reference< XPropertySetInfo > xInfo( createPropertySetInfo( getInfoHelper() ) );
+    return xInfo;
+}
+
+
+//= UnoGridControl
+
+UnoGridControl::UnoGridControl()
+    :m_aSelectionListeners( *this )
+    ,m_pEventForwarder( new toolkit::GridEventForwarder( *this ) )
+{
+}
+
+
+UnoGridControl::~UnoGridControl()
+{
+}
+
+
+OUString UnoGridControl::GetComponentServiceName() const
+{
+    return "Grid";
+}
+
+
+void SAL_CALL UnoGridControl::dispose(  )
+{
+    lang::EventObject aEvt;
+    aEvt.Source = static_cast<cppu::OWeakObject*>(this);
+    m_aSelectionListeners.disposeAndClear( aEvt );
+    UnoControl::dispose();
+}
+
+
+void SAL_CALL UnoGridControl::createPeer( const uno::Reference< awt::XToolkit > & rxToolkit, const uno::Reference< awt::XWindowPeer >  & rParentPeer )
+{
+    UnoControlBase::createPeer( rxToolkit, rParentPeer );
+
+    const Reference< XGridRowSelection > xGrid( getPeer(), UNO_QUERY_THROW );
+    xGrid->addSelectionListener( &m_aSelectionListeners );
+}
+
+
+namespace
+{
+    void lcl_setEventForwarding( const Reference< XControlModel >& i_gridControlModel, const std::unique_ptr< toolkit::GridEventForwarder >& i_listener,
+        bool const i_add )
+    {
+        const Reference< XPropertySet > xModelProps( i_gridControlModel, UNO_QUERY );
+        if ( !xModelProps.is() )
+            return;
+
+        try
+        {
+            Reference< XContainer > const xColModel(
+                xModelProps->getPropertyValue("ColumnModel"),
+                UNO_QUERY_THROW );
+            if ( i_add )
+                xColModel->addContainerListener( i_listener.get() );
+            else
+                xColModel->removeContainerListener( i_listener.get() );
+
+            Reference< XGridDataModel > const xDataModel(
+                xModelProps->getPropertyValue("GridDataModel"),
+                UNO_QUERY_THROW
+            );
+            Reference< XMutableGridDataModel > const xMutableDataModel( xDataModel, UNO_QUERY );
+            if ( xMutableDataModel.is() )
+            {
+                if ( i_add )
+                    xMutableDataModel->addGridDataListener( i_listener.get() );
+                else
+                    xMutableDataModel->removeGridDataListener( i_listener.get() );
+            }
+        }
+        catch( const Exception& )
+        {
+            DBG_UNHANDLED_EXCEPTION("toolkit.controls");
+        }
+    }
+}
+
+
+sal_Bool SAL_CALL UnoGridControl::setModel( const Reference< XControlModel >& i_model )
+{
+    lcl_setEventForwarding( getModel(), m_pEventForwarder, false );
+    if ( !UnoGridControl_Base::setModel( i_model ) )
+        return false;
+    lcl_setEventForwarding( getModel(), m_pEventForwarder, true );
+    return true;
+}
+
+
+::sal_Int32 UnoGridControl::getRowAtPoint(::sal_Int32 x, ::sal_Int32 y)
+{
+    Reference< XGridControl > const xGrid ( getPeer(), UNO_QUERY_THROW );
+    return xGrid->getRowAtPoint( x, y );
+}
+
+
+::sal_Int32 UnoGridControl::getColumnAtPoint(::sal_Int32 x, ::sal_Int32 y)
+{
+    Reference< XGridControl > const xGrid ( getPeer(), UNO_QUERY_THROW );
+    return xGrid->getColumnAtPoint( x, y );
+}
+
+
+::sal_Int32 SAL_CALL UnoGridControl::getCurrentColumn(  )
+{
+    Reference< XGridControl > const xGrid ( getPeer(), UNO_QUERY_THROW );
+    return xGrid->getCurrentColumn();
+}
+
+
+::sal_Int32 SAL_CALL UnoGridControl::getCurrentRow(  )
+{
+    Reference< XGridControl > const xGrid ( getPeer(), UNO_QUERY_THROW );
+    return xGrid->getCurrentRow();
+}
+
+
+void SAL_CALL UnoGridControl::goToCell( ::sal_Int32 i_columnIndex, ::sal_Int32 i_rowIndex )
+{
+    Reference< XGridControl > const xGrid ( getPeer(), UNO_QUERY_THROW );
+    xGrid->goToCell( i_columnIndex, i_rowIndex );
+}
+
+
+void SAL_CALL UnoGridControl::selectRow( ::sal_Int32 i_rowIndex )
+{
+    Reference< XGridRowSelection >( getPeer(), UNO_QUERY_THROW )->selectRow( i_rowIndex );
+}
+
+
+void SAL_CALL UnoGridControl::selectAllRows()
+{
+    Reference< XGridRowSelection >( getPeer(), UNO_QUERY_THROW )->selectAllRows();
+}
+
+
+void SAL_CALL UnoGridControl::deselectRow( ::sal_Int32 i_rowIndex )
+{
+    Reference< XGridRowSelection >( getPeer(), UNO_QUERY_THROW )->deselectRow( i_rowIndex );
+}
+
+
+void SAL_CALL UnoGridControl::deselectAllRows()
+{
+    Reference< XGridRowSelection >( getPeer(), UNO_QUERY_THROW )->deselectAllRows();
+}
+
+
+css::uno::Sequence< ::sal_Int32 > SAL_CALL UnoGridControl::getSelectedRows()
+{
+    return Reference< XGridRowSelection >( getPeer(), UNO_QUERY_THROW )->getSelectedRows();
+}
+
+
+sal_Bool SAL_CALL UnoGridControl::hasSelectedRows()
+{
+    return Reference< XGridRowSelection >( getPeer(), UNO_QUERY_THROW )->hasSelectedRows();
+}
+
+
+sal_Bool SAL_CALL UnoGridControl::isRowSelected(::sal_Int32 index)
+{
+    return Reference< XGridRowSelection >( getPeer(), UNO_QUERY_THROW )->isRowSelected( index );
+}
+
+
+void SAL_CALL UnoGridControl::addSelectionListener(const css::uno::Reference< css::awt::grid::XGridSelectionListener > & listener)
+{
+    m_aSelectionListeners.addInterface( listener );
+}
+
+
+void SAL_CALL UnoGridControl::removeSelectionListener(const css::uno::Reference< css::awt::grid::XGridSelectionListener > & listener)
+{
+    m_aSelectionListeners.removeInterface( listener );
+}
+
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
+stardiv_Toolkit_GridControl_get_implementation(
+    css::uno::XComponentContext *,
+    css::uno::Sequence<css::uno::Any> const &)
+{
+    return cppu::acquire(new toolkit::UnoGridControl());
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
+stardiv_Toolkit_GridControlModel_get_implementation(
+    css::uno::XComponentContext *context,
+    css::uno::Sequence<css::uno::Any> const &)
+{
+    return cppu::acquire(new toolkit::UnoGridModel(context));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/toolkit/source/controls/grid/gridcontrol.hxx b/toolkit/source/controls/grid/gridcontrol.hxx
new file mode 100644
index 000000000..6b4f8152b
--- /dev/null
+++ b/toolkit/source/controls/grid/gridcontrol.hxx
@@ -0,0 +1,142 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_TOOLKIT_SOURCE_CONTROLS_GRID_GRIDCONTROL_HXX
+#define INCLUDED_TOOLKIT_SOURCE_CONTROLS_GRID_GRIDCONTROL_HXX
+
+#include <com/sun/star/awt/grid/XGridControl.hpp>
+#include <com/sun/star/awt/grid/XGridRowSelection.hpp>
+
+#include <toolkit/controls/unocontrolbase.hxx>
+#include <toolkit/controls/unocontrolmodel.hxx>
+#include <cppuhelper/implbase.hxx>
+#include <toolkit/helper/listenermultiplexer.hxx>
+
+#include <memory>
+
+namespace toolkit
+{
+
+class GridEventForwarder;
+
+
+// = UnoGridModel
+
+class UnoGridModel : public UnoControlModel
+{
+protected:
+    css::uno::Any ImplGetDefaultValue( sal_uInt16 nPropId ) const override;
+    ::cppu::IPropertyArrayHelper&   SAL_CALL getInfoHelper() override;
+
+public:
+    explicit UnoGridModel( const css::uno::Reference< css::uno::XComponentContext >& i_factory );
+    UnoGridModel( const UnoGridModel& rModel );
+
+    rtl::Reference<UnoControlModel> Clone() const override;
+
+    // css::lang::XComponent
+    void SAL_CALL dispose(  ) override;
+
+    // css::beans::XMultiPropertySet
+    css::uno::Reference< css::beans::XPropertySetInfo > SAL_CALL getPropertySetInfo(  ) override;
+
+    // css::io::XPersistObject
+    OUString SAL_CALL getServiceName() override;
+
+    // OPropertySetHelper
+    void SAL_CALL setFastPropertyValue_NoBroadcast( sal_Int32 nHandle, const css::uno::Any& rValue ) override;
+
+    // XServiceInfo
+    OUString SAL_CALL getImplementationName() override
+    { return "stardiv.Toolkit.GridControlModel"; }
+
+    css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override
+    {
+        auto s(UnoControlModel::getSupportedServiceNames());
+        s.realloc(s.getLength() + 1);
+        s.getArray()[s.getLength() - 1] = "com.sun.star.awt.grid.UnoControlGridModel";
+        return s;
+    }
+};
+
+
+// = UnoGridControl
+
+typedef ::cppu::ImplInheritanceHelper  <   UnoControlBase
+                                        ,   css::awt::grid::XGridControl
+                                        ,   css::awt::grid::XGridRowSelection
+                                        >   UnoGridControl_Base;
+class UnoGridControl : public UnoGridControl_Base
+{
+public:
+    UnoGridControl();
+    OUString             GetComponentServiceName() const override;
+
+    // css::lang::XComponent
+    void SAL_CALL dispose(  ) override;
+
+    // css::awt::XControl
+    void SAL_CALL createPeer( const css::uno::Reference< css::awt::XToolkit >& Toolkit, const css::uno::Reference< css::awt::XWindowPeer >& Parent ) override;
+    sal_Bool SAL_CALL setModel( const css::uno::Reference< css::awt::XControlModel >& rxModel ) override;
+
+    // css::awt::grid::XGridControl
+    virtual ::sal_Int32 SAL_CALL getColumnAtPoint(::sal_Int32 x, ::sal_Int32 y) override;
+    virtual ::sal_Int32 SAL_CALL getRowAtPoint(::sal_Int32 x, ::sal_Int32 y) override;
+    virtual ::sal_Int32 SAL_CALL getCurrentColumn(  ) override;
+    virtual ::sal_Int32 SAL_CALL getCurrentRow(  ) override;
+    virtual void SAL_CALL goToCell( ::sal_Int32 i_columnIndex, ::sal_Int32 i_rowIndex ) override;
+
+    // css::awt::grid::XGridRowSelection
+    virtual void SAL_CALL selectRow( ::sal_Int32 i_rowIndex ) override;
+    virtual void SAL_CALL selectAllRows() override;
+    virtual void SAL_CALL deselectRow( ::sal_Int32 i_rowIndex ) override;
+    virtual void SAL_CALL deselectAllRows() override;
+    virtual css::uno::Sequence< ::sal_Int32 > SAL_CALL getSelectedRows() override;
+    virtual sal_Bool SAL_CALL hasSelectedRows() override;
+    virtual sal_Bool SAL_CALL isRowSelected(::sal_Int32 index) override;
+    virtual void SAL_CALL addSelectionListener(const css::uno::Reference< css::awt::grid::XGridSelectionListener > & listener) override;
+    virtual void SAL_CALL removeSelectionListener(const css::uno::Reference< css::awt::grid::XGridSelectionListener > & listener) override;
+
+    // css::lang::XServiceInfo
+    OUString SAL_CALL getImplementationName() override
+    { return "stardiv.Toolkit.GridControl"; }
+
+    css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override
+    {
+        auto s(UnoControlBase::getSupportedServiceNames());
+        s.realloc(s.getLength() + 1);
+        s.getArray()[s.getLength() - 1] = "com.sun.star.awt.grid.UnoControlGrid";
+        return s;
+    }
+
+    using UnoControl::getPeer;
+
+protected:
+    virtual ~UnoGridControl() override;
+
+private:
+    SelectionListenerMultiplexer                m_aSelectionListeners;
+    std::unique_ptr< GridEventForwarder >   m_pEventForwarder;
+};
+
+} // toolkit
+
+#endif // _TOOLKIT_TREE_CONTROL_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/toolkit/source/controls/grid/grideventforwarder.cxx b/toolkit/source/controls/grid/grideventforwarder.cxx
new file mode 100644
index 000000000..5baf5fdda
--- /dev/null
+++ b/toolkit/source/controls/grid/grideventforwarder.cxx
@@ -0,0 +1,128 @@
+/* -*- 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 "grideventforwarder.hxx"
+#include "gridcontrol.hxx"
+
+
+namespace toolkit
+{
+
+
+    using ::com::sun::star::uno::Reference;
+    using ::com::sun::star::uno::UNO_QUERY;
+    using ::com::sun::star::awt::grid::GridDataEvent;
+    using ::com::sun::star::container::ContainerEvent;
+    using ::com::sun::star::lang::EventObject;
+
+
+    //= GridEventForwarder
+
+
+    GridEventForwarder::GridEventForwarder( UnoGridControl& i_parent )
+        :m_parent( i_parent )
+    {
+    }
+
+
+    GridEventForwarder::~GridEventForwarder()
+    {
+    }
+
+
+    void SAL_CALL GridEventForwarder::acquire() noexcept
+    {
+        m_parent.acquire();
+    }
+
+
+    void SAL_CALL GridEventForwarder::release() noexcept
+    {
+        m_parent.release();
+    }
+
+
+    void SAL_CALL GridEventForwarder::rowsInserted( const GridDataEvent& i_event )
+    {
+        Reference< XGridDataListener > xPeer( m_parent.getPeer(), UNO_QUERY );
+        if ( xPeer.is() )
+            xPeer->rowsInserted( i_event );
+    }
+
+
+    void SAL_CALL GridEventForwarder::rowsRemoved( const GridDataEvent& i_event )
+    {
+        Reference< XGridDataListener > xPeer( m_parent.getPeer(), UNO_QUERY );
+        if ( xPeer.is() )
+            xPeer->rowsRemoved( i_event );
+    }
+
+
+    void SAL_CALL GridEventForwarder::dataChanged( const GridDataEvent& i_event )
+    {
+        Reference< XGridDataListener > xPeer( m_parent.getPeer(), UNO_QUERY );
+        if ( xPeer.is() )
+            xPeer->dataChanged( i_event );
+    }
+
+
+    void SAL_CALL GridEventForwarder::rowHeadingChanged( const GridDataEvent& i_event )
+    {
+        Reference< XGridDataListener > xPeer( m_parent.getPeer(), UNO_QUERY );
+        if ( xPeer.is() )
+            xPeer->rowHeadingChanged( i_event );
+    }
+
+
+    void SAL_CALL GridEventForwarder::elementInserted( const ContainerEvent& i_event )
+    {
+        Reference< XContainerListener > xPeer( m_parent.getPeer(), UNO_QUERY );
+        if ( xPeer.is() )
+            xPeer->elementInserted( i_event );
+    }
+
+
+    void SAL_CALL GridEventForwarder::elementRemoved( const ContainerEvent& i_event )
+    {
+        Reference< XContainerListener > xPeer( m_parent.getPeer(), UNO_QUERY );
+        if ( xPeer.is() )
+            xPeer->elementRemoved( i_event );
+    }
+
+
+    void SAL_CALL GridEventForwarder::elementReplaced( const ContainerEvent& i_event )
+    {
+        Reference< XContainerListener > xPeer( m_parent.getPeer(), UNO_QUERY );
+        if ( xPeer.is() )
+            xPeer->elementReplaced( i_event );
+    }
+
+
+    void SAL_CALL GridEventForwarder::disposing( const EventObject& i_event )
+    {
+        Reference< XEventListener > xPeer( m_parent.getPeer(), UNO_QUERY );
+        if ( xPeer.is() )
+            xPeer->disposing( i_event );
+    }
+
+
+} // namespace toolkit
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/toolkit/source/controls/grid/grideventforwarder.hxx b/toolkit/source/controls/grid/grideventforwarder.hxx
new file mode 100644
index 000000000..9578e62ee
--- /dev/null
+++ b/toolkit/source/controls/grid/grideventforwarder.hxx
@@ -0,0 +1,77 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_TOOLKIT_SOURCE_CONTROLS_GRID_GRIDEVENTFORWARDER_HXX
+#define INCLUDED_TOOLKIT_SOURCE_CONTROLS_GRID_GRIDEVENTFORWARDER_HXX
+
+#include <com/sun/star/awt/grid/XGridDataListener.hpp>
+#include <com/sun/star/container/XContainerListener.hpp>
+
+#include <cppuhelper/implbase2.hxx>
+
+
+namespace toolkit
+{
+
+
+    class UnoGridControl;
+
+
+    //= GridEventForwarder
+
+    typedef ::cppu::ImplHelper2 <   css::awt::grid::XGridDataListener
+                                ,   css::container::XContainerListener
+                                >   GridEventForwarder_Base;
+
+    class GridEventForwarder : public GridEventForwarder_Base
+    {
+    public:
+        explicit GridEventForwarder( UnoGridControl& i_parent );
+        virtual ~GridEventForwarder();
+
+    public:
+        // XInterface
+        virtual void SAL_CALL acquire() noexcept override;
+        virtual void SAL_CALL release() noexcept override;
+
+        // XGridDataListener
+        virtual void SAL_CALL rowsInserted( const css::awt::grid::GridDataEvent& Event ) override;
+        virtual void SAL_CALL rowsRemoved( const css::awt::grid::GridDataEvent& Event ) override;
+        virtual void SAL_CALL dataChanged( const css::awt::grid::GridDataEvent& Event ) override;
+        virtual void SAL_CALL rowHeadingChanged( const css::awt::grid::GridDataEvent& Event ) override;
+
+        // XContainerListener
+        virtual void SAL_CALL elementInserted( const css::container::ContainerEvent& Event ) override;
+        virtual void SAL_CALL elementRemoved( const css::container::ContainerEvent& Event ) override;
+        virtual void SAL_CALL elementReplaced( const css::container::ContainerEvent& Event ) override;
+
+        // XEventListener
+        virtual void SAL_CALL disposing( const css::lang::EventObject& i_event ) override;
+
+    private:
+        UnoGridControl& m_parent;
+    };
+
+
+} // namespace toolkit
+
+
+#endif // INCLUDED_TOOLKIT_SOURCE_CONTROLS_GRID_GRIDEVENTFORWARDER_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/toolkit/source/controls/grid/sortablegriddatamodel.cxx b/toolkit/source/controls/grid/sortablegriddatamodel.cxx
new file mode 100644
index 000000000..6269d727d
--- /dev/null
+++ b/toolkit/source/controls/grid/sortablegriddatamodel.cxx
@@ -0,0 +1,928 @@
+/* -*- 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 <memory>
+#include <com/sun/star/i18n/Collator.hpp>
+#include <com/sun/star/i18n/XCollator.hpp>
+#include <com/sun/star/lang/IllegalArgumentException.hpp>
+#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
+#include <com/sun/star/lang/XInitialization.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/lang/NotInitializedException.hpp>
+#include <com/sun/star/ucb/AlreadyInitializedException.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <com/sun/star/awt/grid/XGridDataListener.hpp>
+#include <com/sun/star/awt/grid/XSortableMutableGridDataModel.hpp>
+
+#include <cppuhelper/basemutex.hxx>
+#include <cppuhelper/compbase.hxx>
+#include <cppuhelper/implbase1.hxx>
+#include <comphelper/anycompare.hxx>
+#include <comphelper/componentguard.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <tools/diagnose_ex.h>
+#include <i18nlangtag/languagetag.hxx>
+#include <o3tl/safeint.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/settings.hxx>
+
+using namespace css::awt;
+using namespace css::awt::grid;
+using namespace css::i18n;
+using namespace css::lang;
+using namespace css::ucb;
+using namespace css::uno;
+
+namespace {
+
+class SortableGridDataModel;
+class MethodGuard;
+
+typedef ::cppu::WeakComponentImplHelper    <   css::awt::grid::XSortableMutableGridDataModel
+                                            ,   css::lang::XServiceInfo
+                                            ,   css::lang::XInitialization
+                                            >   SortableGridDataModel_Base;
+typedef ::cppu::ImplHelper1 <   css::awt::grid::XGridDataListener
+                            >   SortableGridDataModel_PrivateBase;
+class SortableGridDataModel :public ::cppu::BaseMutex
+                            ,public SortableGridDataModel_Base
+                            ,public SortableGridDataModel_PrivateBase
+{
+public:
+    explicit SortableGridDataModel( const css::uno::Reference< css::uno::XComponentContext > & rxContext );
+    SortableGridDataModel( SortableGridDataModel const & i_copySource );
+
+    bool    isInitialized() const { return m_isInitialized; }
+
+protected:
+    virtual ~SortableGridDataModel() override;
+
+public:
+    // XSortableGridData
+    virtual void SAL_CALL sortByColumn( ::sal_Int32 ColumnIndex, sal_Bool SortAscending ) override;
+    virtual void SAL_CALL removeColumnSort(  ) override;
+    virtual css::beans::Pair< ::sal_Int32, sal_Bool > SAL_CALL getCurrentSortOrder(  ) override;
+
+    // XMutableGridDataModel
+    virtual void SAL_CALL addRow( const css::uno::Any& Heading, const css::uno::Sequence< css::uno::Any >& Data ) override;
+    virtual void SAL_CALL addRows( const css::uno::Sequence< css::uno::Any >& Headings, const css::uno::Sequence< css::uno::Sequence< css::uno::Any > >& Data ) override;
+    virtual void SAL_CALL insertRow( ::sal_Int32 i_index, const css::uno::Any& i_heading, const css::uno::Sequence< css::uno::Any >& Data ) override;
+    virtual void SAL_CALL insertRows( ::sal_Int32 i_index, const css::uno::Sequence< css::uno::Any>& Headings, const css::uno::Sequence< css::uno::Sequence< css::uno::Any > >& Data ) override;
+    virtual void SAL_CALL removeRow( ::sal_Int32 RowIndex ) override;
+    virtual void SAL_CALL removeAllRows(  ) override;
+    virtual void SAL_CALL updateCellData( ::sal_Int32 ColumnIndex, ::sal_Int32 RowIndex, const css::uno::Any& Value ) override;
+    virtual void SAL_CALL updateRowData( const css::uno::Sequence< ::sal_Int32 >& ColumnIndexes, ::sal_Int32 RowIndex, const css::uno::Sequence< css::uno::Any >& Values ) override;
+    virtual void SAL_CALL updateRowHeading( ::sal_Int32 RowIndex, const css::uno::Any& Heading ) override;
+    virtual void SAL_CALL updateCellToolTip( ::sal_Int32 ColumnIndex, ::sal_Int32 RowIndex, const css::uno::Any& Value ) override;
+    virtual void SAL_CALL updateRowToolTip( ::sal_Int32 RowIndex, const css::uno::Any& Value ) override;
+    virtual void SAL_CALL addGridDataListener( const css::uno::Reference< css::awt::grid::XGridDataListener >& Listener ) override;
+    virtual void SAL_CALL removeGridDataListener( const css::uno::Reference< css::awt::grid::XGridDataListener >& Listener ) override;
+
+    // XGridDataModel
+    virtual ::sal_Int32 SAL_CALL getRowCount() override;
+    virtual ::sal_Int32 SAL_CALL getColumnCount() override;
+    virtual css::uno::Any SAL_CALL getCellData( ::sal_Int32 Column, ::sal_Int32 RowIndex ) override;
+    virtual css::uno::Any SAL_CALL getCellToolTip( ::sal_Int32 Column, ::sal_Int32 RowIndex ) override;
+    virtual css::uno::Any SAL_CALL getRowHeading( ::sal_Int32 RowIndex ) override;
+    virtual css::uno::Sequence< css::uno::Any > SAL_CALL getRowData( ::sal_Int32 RowIndex ) override;
+
+    // OComponentHelper
+    virtual void SAL_CALL disposing() override;
+
+    // XCloneable
+    virtual css::uno::Reference< css::util::XCloneable > SAL_CALL createClone(  ) override;
+
+    // XServiceInfo
+    virtual OUString SAL_CALL getImplementationName(  ) override;
+    virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
+    virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames(  ) override;
+
+    // XInitialization
+    virtual void SAL_CALL initialize( const css::uno::Sequence< css::uno::Any >& aArguments ) override;
+
+    // XGridDataListener
+    virtual void SAL_CALL rowsInserted( const css::awt::grid::GridDataEvent& Event ) override;
+    virtual void SAL_CALL rowsRemoved( const css::awt::grid::GridDataEvent& Event ) override;
+    virtual void SAL_CALL dataChanged( const css::awt::grid::GridDataEvent& Event ) override;
+    virtual void SAL_CALL rowHeadingChanged( const css::awt::grid::GridDataEvent& Event ) override;
+
+    // XEventListener
+    virtual void SAL_CALL disposing( const css::lang::EventObject& i_event ) override;
+
+    // XInterface
+    virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type& aType ) override;
+    virtual void SAL_CALL acquire(  ) noexcept final override;
+    virtual void SAL_CALL release(  ) noexcept override;
+
+    // XTypeProvider
+    virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes(  ) override;
+    virtual css::uno::Sequence< ::sal_Int8 > SAL_CALL getImplementationId(  ) override;
+
+private:
+    /** translates the given public index into one to be passed to our delegator
+        @throws css::lang::IndexOutOfBoundsException
+            if the given index does not denote a valid row
+    */
+    ::sal_Int32 impl_getPrivateRowIndex_throw( ::sal_Int32 const i_publicRowIndex ) const;
+
+    /** translates the given private row index to a public one
+    */
+    ::sal_Int32 impl_getPublicRowIndex_nothrow( ::sal_Int32 const i_privateRowIndex ) const;
+
+    bool impl_isSorted_nothrow() const
+    {
+        return m_currentSortColumn >= 0;
+    }
+
+    /** rebuilds the index translation structure.
+
+        Neither <member>m_currentSortColumn</member> nor <member>m_sortAscending</member> are touched by this method.
+        Also, the given column index is not checked, this is the responsibility of the caller.
+    */
+    bool    impl_reIndex_nothrow( ::sal_Int32 const i_columnIndex, bool const i_sortAscending );
+
+    /** translates the given event, obtained from our delegator, to a version which can be broadcasted to our own
+        clients.
+    */
+    css::awt::grid::GridDataEvent
+            impl_createPublicEvent( css::awt::grid::GridDataEvent const & i_originalEvent ) const;
+
+    /** broadcasts the given event to our registered XGridDataListeners
+    */
+    void    impl_broadcast(
+                void ( SAL_CALL css::awt::grid::XGridDataListener::*i_listenerMethod )( const css::awt::grid::GridDataEvent & ),
+                css::awt::grid::GridDataEvent const & i_publicEvent,
+                MethodGuard& i_instanceLock
+            );
+
+    /** rebuilds our indexes, notifying row removal and row addition events
+
+        First, a rowsRemoved event is notified to our registered listeners. Then, the index translation tables are
+        rebuilt, and a rowsInserted event is notified.
+
+        Only to be called when we're sorted.
+    */
+    void    impl_rebuildIndexesAndNotify( MethodGuard& i_instanceLock );
+
+    /** removes the current sorting, and notifies a change of all data
+    */
+    void    impl_removeColumnSort( MethodGuard& i_instanceLock );
+
+    /** removes the current sorting, without any broadcast
+    */
+    void    impl_removeColumnSort_noBroadcast();
+
+private:
+    css::uno::Reference< css::uno::XComponentContext >            m_xContext;
+    bool                                                          m_isInitialized;
+    css::uno::Reference< css::awt::grid::XMutableGridDataModel >  m_delegator;
+    css::uno::Reference< css::i18n::XCollator >                   m_collator;
+    ::sal_Int32                                                   m_currentSortColumn;
+    bool                                                    m_sortAscending;
+    ::std::vector< ::sal_Int32 >                                  m_publicToPrivateRowIndex;
+    ::std::vector< ::sal_Int32 >                                  m_privateToPublicRowIndex;
+};
+
+class MethodGuard : public ::comphelper::ComponentGuard
+{
+public:
+    MethodGuard( SortableGridDataModel& i_component, ::cppu::OBroadcastHelper & i_broadcastHelper )
+        :comphelper::ComponentGuard( i_component, i_broadcastHelper )
+    {
+        if ( !i_component.isInitialized() )
+            throw css::lang::NotInitializedException( OUString(), i_component );
+    }
+};
+
+template< class STLCONTAINER >
+void lcl_clear( STLCONTAINER& i_container )
+{
+    STLCONTAINER().swap(i_container);
+}
+
+    SortableGridDataModel::SortableGridDataModel( Reference< XComponentContext > const & rxContext )
+        :SortableGridDataModel_Base( m_aMutex )
+        ,SortableGridDataModel_PrivateBase()
+        ,m_xContext( rxContext )
+        ,m_isInitialized( false )
+        ,m_delegator()
+        ,m_collator()
+        ,m_currentSortColumn( -1 )
+        ,m_sortAscending( true )
+        ,m_publicToPrivateRowIndex()
+        ,m_privateToPublicRowIndex()
+    {
+    }
+
+
+    SortableGridDataModel::SortableGridDataModel( SortableGridDataModel const & i_copySource )
+        :cppu::BaseMutex()
+        ,SortableGridDataModel_Base( m_aMutex )
+        ,SortableGridDataModel_PrivateBase()
+        ,m_xContext( i_copySource.m_xContext )
+        ,m_isInitialized( true )
+        ,m_delegator()
+        ,m_collator( i_copySource.m_collator )
+        ,m_currentSortColumn( i_copySource.m_currentSortColumn )
+        ,m_sortAscending( i_copySource.m_sortAscending )
+        ,m_publicToPrivateRowIndex( i_copySource.m_publicToPrivateRowIndex )
+        ,m_privateToPublicRowIndex( i_copySource.m_privateToPublicRowIndex )
+    {
+        ENSURE_OR_THROW( i_copySource.m_delegator.is(),
+            "not expected to be called for a disposed copy source!" );
+        m_delegator.set( i_copySource.m_delegator->createClone(), UNO_QUERY_THROW );
+    }
+
+
+    SortableGridDataModel::~SortableGridDataModel()
+    {
+        if ( !rBHelper.bDisposed )
+        {
+            acquire();
+            dispose();
+        }
+    }
+
+
+    Any SAL_CALL SortableGridDataModel::queryInterface( const Type& aType )
+    {
+        Any aReturn( SortableGridDataModel_Base::queryInterface( aType ) );
+        if ( !aReturn.hasValue() )
+            aReturn = SortableGridDataModel_PrivateBase::queryInterface( aType );
+        return aReturn;
+    }
+
+
+    void SAL_CALL SortableGridDataModel::acquire(  ) noexcept
+    {
+        SortableGridDataModel_Base::acquire();
+    }
+
+
+    void SAL_CALL SortableGridDataModel::release(  ) noexcept
+    {
+        SortableGridDataModel_Base::release();
+    }
+
+
+    Sequence< Type > SAL_CALL SortableGridDataModel::getTypes(  )
+    {
+        return SortableGridDataModel_Base::getTypes();
+        // don't expose the types got via SortableGridDataModel_PrivateBase - they're private, after all
+    }
+
+
+    Sequence< ::sal_Int8 > SAL_CALL SortableGridDataModel::getImplementationId(  )
+    {
+        return css::uno::Sequence<sal_Int8>();
+    }
+
+    Reference< XCollator > lcl_loadDefaultCollator_throw( const Reference<XComponentContext> & rxContext )
+    {
+        Reference< XCollator > const xCollator = Collator::create( rxContext );
+        xCollator->loadDefaultCollator( Application::GetSettings().GetLanguageTag().getLocale(), 0 );
+        return xCollator;
+    }
+
+    void SAL_CALL SortableGridDataModel::initialize( const Sequence< Any >& i_arguments )
+    {
+        ::comphelper::ComponentGuard aGuard( *this, rBHelper );
+
+        if ( m_delegator.is() )
+            throw AlreadyInitializedException( OUString(), *this );
+
+        Reference< XMutableGridDataModel > xDelegator;
+        Reference< XCollator > xCollator;
+        switch ( i_arguments.getLength() )
+        {
+        case 1: // SortableGridDataModel.create( XMutableGridDataModel )
+            xDelegator.set( i_arguments[0], UNO_QUERY );
+            xCollator = lcl_loadDefaultCollator_throw( m_xContext );
+            break;
+
+        case 2: // SortableGridDataModel.createWithCollator( XMutableGridDataModel, XCollator )
+            xDelegator.set( i_arguments[0], UNO_QUERY );
+            xCollator.set( i_arguments[1], UNO_QUERY );
+            if ( !xCollator.is() )
+                throw IllegalArgumentException( OUString(), *this, 2 );
+            break;
+        }
+        if ( !xDelegator.is() )
+            throw IllegalArgumentException( OUString(), *this, 1 );
+
+        m_delegator = xDelegator;
+        m_collator = xCollator;
+
+        m_delegator->addGridDataListener( this );
+
+        m_isInitialized = true;
+    }
+
+
+    GridDataEvent SortableGridDataModel::impl_createPublicEvent( GridDataEvent const & i_originalEvent ) const
+    {
+        GridDataEvent aEvent( i_originalEvent );
+        aEvent.Source = *const_cast< SortableGridDataModel* >( this );
+        aEvent.FirstRow = impl_getPublicRowIndex_nothrow( aEvent.FirstRow );
+        aEvent.LastRow = impl_getPublicRowIndex_nothrow( aEvent.LastRow );
+        return aEvent;
+    }
+
+
+    void SortableGridDataModel::impl_broadcast( void ( SAL_CALL XGridDataListener::*i_listenerMethod )( const GridDataEvent & ),
+            GridDataEvent const & i_publicEvent, MethodGuard& i_instanceLock )
+    {
+        ::cppu::OInterfaceContainerHelper* pListeners = rBHelper.getContainer( cppu::UnoType<XGridDataListener>::get() );
+        if ( pListeners == nullptr )
+            return;
+
+        i_instanceLock.clear();
+        pListeners->notifyEach( i_listenerMethod, i_publicEvent );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::rowsInserted( const GridDataEvent& i_event )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        if ( impl_isSorted_nothrow() )
+        {
+            // no infrastructure is in place currently to sort the new row to its proper location,
+            // so we remove the sorting here.
+            impl_removeColumnSort( aGuard );
+            aGuard.reset();
+        }
+
+        GridDataEvent const aEvent( impl_createPublicEvent( i_event ) );
+        impl_broadcast( &XGridDataListener::rowsInserted, aEvent, aGuard );
+    }
+
+    void lcl_decrementValuesGreaterThan( ::std::vector< ::sal_Int32 > & io_indexMap, sal_Int32 const i_threshold )
+    {
+        for ( auto& rIndex : io_indexMap )
+        {
+            if ( rIndex >= i_threshold )
+                --rIndex;
+        }
+    }
+
+    void SortableGridDataModel::impl_rebuildIndexesAndNotify( MethodGuard& i_instanceLock )
+    {
+        OSL_PRECOND( impl_isSorted_nothrow(), "SortableGridDataModel::impl_rebuildIndexesAndNotify: illegal call!" );
+
+        // clear the indexes
+        lcl_clear( m_publicToPrivateRowIndex );
+        lcl_clear( m_privateToPublicRowIndex );
+
+        // rebuild the index
+        if ( !impl_reIndex_nothrow( m_currentSortColumn, m_sortAscending ) )
+        {
+            impl_removeColumnSort( i_instanceLock );
+            return;
+        }
+
+        // broadcast an artificial event, saying that all rows have been removed
+        GridDataEvent const aRemovalEvent( *this, -1, -1, -1, -1 );
+        impl_broadcast( &XGridDataListener::rowsRemoved, aRemovalEvent, i_instanceLock );
+        i_instanceLock.reset();
+
+        // broadcast an artificial event, saying that n rows have been added
+        GridDataEvent const aAdditionEvent( *this, -1, -1, 0, m_delegator->getRowCount() - 1 );
+        impl_broadcast( &XGridDataListener::rowsInserted, aAdditionEvent, i_instanceLock );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::rowsRemoved( const GridDataEvent& i_event )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        // if the data is not sorted, broadcast the event unchanged
+        if ( !impl_isSorted_nothrow() )
+        {
+            GridDataEvent const aEvent( impl_createPublicEvent( i_event ) );
+            impl_broadcast( &XGridDataListener::rowsRemoved, aEvent, aGuard );
+            return;
+        }
+
+        // if all rows have been removed, also simply multiplex to own listeners
+        if ( i_event.FirstRow < 0 )
+        {
+            lcl_clear( m_publicToPrivateRowIndex );
+            lcl_clear( m_privateToPublicRowIndex );
+            GridDataEvent aEvent( i_event );
+            aEvent.Source = *this;
+            impl_broadcast( &XGridDataListener::rowsRemoved, aEvent, aGuard );
+            return;
+        }
+
+        bool needReIndex = false;
+        if ( i_event.FirstRow != i_event.LastRow )
+        {
+            OSL_ENSURE( false, "SortableGridDataModel::rowsRemoved: missing implementation - removal of multiple rows!" );
+            needReIndex = true;
+        }
+        else if ( o3tl::make_unsigned( i_event.FirstRow ) >= m_privateToPublicRowIndex.size() )
+        {
+            OSL_ENSURE( false, "SortableGridDataModel::rowsRemoved: inconsistent/wrong data!" );
+            needReIndex = true;
+        }
+
+        if ( needReIndex )
+        {
+            impl_rebuildIndexesAndNotify( aGuard );
+            return;
+        }
+
+        // build public event version
+        GridDataEvent const aEvent( impl_createPublicEvent( i_event ) );
+
+        // remove the entries from the index maps
+        sal_Int32 const privateIndex = i_event.FirstRow;
+        sal_Int32 const publicIndex = aEvent.FirstRow;
+
+        m_publicToPrivateRowIndex.erase( m_publicToPrivateRowIndex.begin() + publicIndex );
+        m_privateToPublicRowIndex.erase( m_privateToPublicRowIndex.begin() + privateIndex );
+
+        // adjust remaining entries in the index maps
+        lcl_decrementValuesGreaterThan( m_publicToPrivateRowIndex, privateIndex );
+        lcl_decrementValuesGreaterThan( m_privateToPublicRowIndex, publicIndex );
+
+        // broadcast the event
+        impl_broadcast( &XGridDataListener::rowsRemoved, aEvent, aGuard );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::dataChanged( const GridDataEvent& i_event )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        GridDataEvent const aEvent( impl_createPublicEvent( i_event ) );
+        impl_broadcast( &XGridDataListener::dataChanged, aEvent, aGuard );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::rowHeadingChanged( const GridDataEvent& i_event )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        GridDataEvent const aEvent( impl_createPublicEvent( i_event ) );
+        impl_broadcast( &XGridDataListener::rowHeadingChanged, aEvent, aGuard );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::disposing( const EventObject& )
+    {
+    }
+
+    class CellDataLessComparison
+    {
+    public:
+        CellDataLessComparison(
+            ::std::vector< Any > const & i_data,
+            ::comphelper::IKeyPredicateLess const & i_predicate,
+            bool const i_sortAscending
+        )
+            :m_data( i_data )
+            ,m_predicate( i_predicate )
+            ,m_sortAscending( i_sortAscending )
+        {
+        }
+
+        bool operator()( sal_Int32 const i_lhs, sal_Int32 const i_rhs ) const
+        {
+            Any const & lhs = m_data[ i_lhs ];
+            Any const & rhs = m_data[ i_rhs ];
+            // <VOID/> is less than everything else
+            if ( !lhs.hasValue() )
+                return m_sortAscending;
+            if ( !rhs.hasValue() )
+                return !m_sortAscending;
+
+            // actually compare
+            if ( m_sortAscending )
+                return m_predicate.isLess( lhs, rhs );
+            else
+                return m_predicate.isLess( rhs, lhs );
+        }
+
+    private:
+        ::std::vector< Any > const &            m_data;
+        ::comphelper::IKeyPredicateLess const & m_predicate;
+        bool const                          m_sortAscending;
+    };
+
+    bool SortableGridDataModel::impl_reIndex_nothrow( ::sal_Int32 const i_columnIndex, bool const i_sortAscending )
+    {
+        ::sal_Int32 const rowCount( getRowCount() );
+        ::std::vector< ::sal_Int32 > aPublicToPrivate( rowCount );
+
+        try
+        {
+            // build an unsorted translation table, and retrieve the unsorted data
+            ::std::vector< Any > aColumnData( rowCount );
+            Type dataType;
+            for ( ::sal_Int32 rowIndex = 0; rowIndex < rowCount; ++rowIndex )
+            {
+                aColumnData[ rowIndex ] = m_delegator->getCellData( i_columnIndex, rowIndex );
+                aPublicToPrivate[ rowIndex ] = rowIndex;
+
+                // determine the data types we assume for the complete column
+                if ( ( dataType.getTypeClass() == TypeClass_VOID ) && aColumnData[ rowIndex ].hasValue() )
+                    dataType = aColumnData[ rowIndex ].getValueType();
+            }
+
+            // get predicate object
+            ::std::unique_ptr< ::comphelper::IKeyPredicateLess > const pPredicate( ::comphelper::getStandardLessPredicate( dataType, m_collator ) );
+            ENSURE_OR_RETURN_FALSE(
+                pPredicate, "SortableGridDataModel::impl_reIndex_nothrow: no sortable data found!");
+
+            // then sort
+            CellDataLessComparison const aComparator( aColumnData, *pPredicate, i_sortAscending );
+            ::std::sort( aPublicToPrivate.begin(), aPublicToPrivate.end(), aComparator );
+        }
+        catch( const Exception& )
+        {
+            DBG_UNHANDLED_EXCEPTION("toolkit.controls");
+            return false;
+        }
+
+        // also build the "private to public" mapping
+        ::std::vector< sal_Int32 > aPrivateToPublic( aPublicToPrivate.size() );
+        for ( size_t i=0; i<aPublicToPrivate.size(); ++i )
+            aPrivateToPublic[ aPublicToPrivate[i] ] = i;
+
+        m_publicToPrivateRowIndex.swap( aPublicToPrivate );
+        m_privateToPublicRowIndex.swap( aPrivateToPublic );
+
+        return true;
+    }
+
+
+    void SAL_CALL SortableGridDataModel::sortByColumn( ::sal_Int32 i_columnIndex, sal_Bool i_sortAscending )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        if ( ( i_columnIndex < 0 ) || ( i_columnIndex >= getColumnCount() ) )
+            throw IndexOutOfBoundsException( OUString(), *this );
+
+        if ( !impl_reIndex_nothrow( i_columnIndex, i_sortAscending ) )
+            return;
+
+        m_currentSortColumn = i_columnIndex;
+        m_sortAscending = i_sortAscending;
+
+        impl_broadcast(
+            &XGridDataListener::dataChanged,
+            GridDataEvent( *this, -1, -1, -1, -1 ),
+            aGuard
+        );
+    }
+
+
+    void SortableGridDataModel::impl_removeColumnSort_noBroadcast()
+    {
+        lcl_clear( m_publicToPrivateRowIndex );
+        lcl_clear( m_privateToPublicRowIndex );
+
+        m_currentSortColumn = -1;
+        m_sortAscending = true;
+    }
+
+
+    void SortableGridDataModel::impl_removeColumnSort( MethodGuard& i_instanceLock )
+    {
+        impl_removeColumnSort_noBroadcast();
+        impl_broadcast(
+            &XGridDataListener::dataChanged,
+            GridDataEvent( *this, -1, -1, -1, -1 ),
+            i_instanceLock
+        );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::removeColumnSort(  )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+        impl_removeColumnSort( aGuard );
+    }
+
+
+    css::beans::Pair< ::sal_Int32, sal_Bool > SAL_CALL SortableGridDataModel::getCurrentSortOrder(  )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        return css::beans::Pair< ::sal_Int32, sal_Bool >( m_currentSortColumn, m_sortAscending );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::addRow( const Any& i_heading, const Sequence< Any >& i_data )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        delegator->addRow( i_heading, i_data );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::addRows( const Sequence< Any >& i_headings, const Sequence< Sequence< Any > >& i_data )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        delegator->addRows( i_headings, i_data );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::insertRow( ::sal_Int32 i_index, const Any& i_heading, const Sequence< Any >& i_data )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        ::sal_Int32 const rowIndex = i_index == getRowCount() ? i_index : impl_getPrivateRowIndex_throw( i_index );
+            // note that |RowCount| is a valid index in this method, but not for impl_getPrivateRowIndex_throw
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        delegator->insertRow( rowIndex, i_heading, i_data );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::insertRows( ::sal_Int32 i_index, const Sequence< Any>& i_headings, const Sequence< Sequence< Any > >& i_data )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        ::sal_Int32 const rowIndex = i_index == getRowCount() ? i_index : impl_getPrivateRowIndex_throw( i_index );
+            // note that |RowCount| is a valid index in this method, but not for impl_getPrivateRowIndex_throw
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        delegator->insertRows( rowIndex, i_headings, i_data );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::removeRow( ::sal_Int32 i_rowIndex )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        ::sal_Int32 const rowIndex = impl_getPrivateRowIndex_throw( i_rowIndex );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        delegator->removeRow( rowIndex );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::removeAllRows(  )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        delegator->removeAllRows();
+    }
+
+
+    void SAL_CALL SortableGridDataModel::updateCellData( ::sal_Int32 i_columnIndex, ::sal_Int32 i_rowIndex, const Any& i_value )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        ::sal_Int32 const rowIndex = impl_getPrivateRowIndex_throw( i_rowIndex );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        delegator->updateCellData( i_columnIndex, rowIndex, i_value );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::updateRowData( const Sequence< ::sal_Int32 >& i_columnIndexes, ::sal_Int32 i_rowIndex, const Sequence< Any >& i_values )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        ::sal_Int32 const rowIndex = impl_getPrivateRowIndex_throw( i_rowIndex );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        delegator->updateRowData( i_columnIndexes, rowIndex, i_values );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::updateRowHeading( ::sal_Int32 i_rowIndex, const Any& i_heading )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        ::sal_Int32 const rowIndex = impl_getPrivateRowIndex_throw( i_rowIndex );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        delegator->updateRowHeading( rowIndex, i_heading );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::updateCellToolTip( ::sal_Int32 i_columnIndex, ::sal_Int32 i_rowIndex, const Any& i_value )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        ::sal_Int32 const rowIndex = impl_getPrivateRowIndex_throw( i_rowIndex );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        delegator->updateCellToolTip( i_columnIndex, rowIndex, i_value );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::updateRowToolTip( ::sal_Int32 i_rowIndex, const Any& i_value )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        ::sal_Int32 const rowIndex = impl_getPrivateRowIndex_throw( i_rowIndex );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        delegator->updateRowToolTip( rowIndex, i_value );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::addGridDataListener( const Reference< XGridDataListener >& i_listener )
+    {
+        rBHelper.addListener( cppu::UnoType<XGridDataListener>::get(), i_listener );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::removeGridDataListener( const Reference< XGridDataListener >& i_listener )
+    {
+        rBHelper.removeListener( cppu::UnoType<XGridDataListener>::get(), i_listener );
+    }
+
+
+    ::sal_Int32 SAL_CALL SortableGridDataModel::getRowCount()
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        return delegator->getRowCount();
+    }
+
+
+    ::sal_Int32 SAL_CALL SortableGridDataModel::getColumnCount()
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        return delegator->getColumnCount();
+    }
+
+
+    Any SAL_CALL SortableGridDataModel::getCellData( ::sal_Int32 i_columnIndex, ::sal_Int32 i_rowIndex )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        ::sal_Int32 const rowIndex = impl_getPrivateRowIndex_throw( i_rowIndex );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        return delegator->getCellData( i_columnIndex, rowIndex );
+    }
+
+
+    Any SAL_CALL SortableGridDataModel::getCellToolTip( ::sal_Int32 i_columnIndex, ::sal_Int32 i_rowIndex )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        ::sal_Int32 const rowIndex = impl_getPrivateRowIndex_throw( i_rowIndex );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        return delegator->getCellToolTip( i_columnIndex, rowIndex );
+    }
+
+
+    Any SAL_CALL SortableGridDataModel::getRowHeading( ::sal_Int32 i_rowIndex )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        ::sal_Int32 const rowIndex = impl_getPrivateRowIndex_throw( i_rowIndex );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        return delegator->getRowHeading( rowIndex );
+    }
+
+
+    Sequence< Any > SAL_CALL SortableGridDataModel::getRowData( ::sal_Int32 i_rowIndex )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        ::sal_Int32 const rowIndex = impl_getPrivateRowIndex_throw( i_rowIndex );
+
+        Reference< XMutableGridDataModel > const delegator( m_delegator );
+        aGuard.clear();
+        return delegator->getRowData( rowIndex );
+    }
+
+
+    void SAL_CALL SortableGridDataModel::disposing()
+    {
+        m_currentSortColumn = -1;
+
+        Reference< XComponent > const delegatorComponent( m_delegator );
+        m_delegator->removeGridDataListener( this );
+        m_delegator.clear();
+        delegatorComponent->dispose();
+
+        Reference< XComponent > const collatorComponent( m_collator, UNO_QUERY );
+        m_collator.clear();
+        if ( collatorComponent.is() )
+            collatorComponent->dispose();
+
+        lcl_clear( m_publicToPrivateRowIndex );
+        lcl_clear( m_privateToPublicRowIndex );
+    }
+
+
+    Reference< css::util::XCloneable > SAL_CALL SortableGridDataModel::createClone(  )
+    {
+        MethodGuard aGuard( *this, rBHelper );
+
+        return new SortableGridDataModel( *this );
+    }
+
+
+    OUString SAL_CALL SortableGridDataModel::getImplementationName(  )
+    {
+        return "org.openoffice.comp.toolkit.SortableGridDataModel";
+    }
+
+    sal_Bool SAL_CALL SortableGridDataModel::supportsService( const OUString& i_serviceName )
+    {
+        return cppu::supportsService(this, i_serviceName);
+    }
+
+    Sequence< OUString > SAL_CALL SortableGridDataModel::getSupportedServiceNames(  )
+    {
+        return { "com.sun.star.awt.grid.SortableGridDataModel" };
+    }
+
+
+    ::sal_Int32 SortableGridDataModel::impl_getPrivateRowIndex_throw( ::sal_Int32 const i_publicRowIndex ) const
+    {
+        if ( ( i_publicRowIndex < 0 ) || ( i_publicRowIndex >= m_delegator->getRowCount() ) )
+            throw IndexOutOfBoundsException( OUString(), *const_cast< SortableGridDataModel* >( this ) );
+
+        if ( !impl_isSorted_nothrow() )
+            // no need to translate anything
+            return i_publicRowIndex;
+
+        ENSURE_OR_RETURN( o3tl::make_unsigned( i_publicRowIndex ) < m_publicToPrivateRowIndex.size(),
+            "SortableGridDataModel::impl_getPrivateRowIndex_throw: inconsistency!", i_publicRowIndex );
+                // obviously the translation table contains too few elements - it should have exactly |getRowCount()|
+                // elements
+
+        return m_publicToPrivateRowIndex[ i_publicRowIndex ];
+    }
+
+
+    ::sal_Int32 SortableGridDataModel::impl_getPublicRowIndex_nothrow( ::sal_Int32 const i_privateRowIndex ) const
+    {
+        if ( !impl_isSorted_nothrow() )
+            // no need to translate anything
+            return i_privateRowIndex;
+
+        if ( i_privateRowIndex < 0 )
+            return i_privateRowIndex;
+
+        ENSURE_OR_RETURN( o3tl::make_unsigned( i_privateRowIndex ) < m_privateToPublicRowIndex.size(),
+            "SortableGridDataModel::impl_getPublicRowIndex_nothrow: invalid index!", i_privateRowIndex );
+
+        return m_privateToPublicRowIndex[ i_privateRowIndex ];
+    }
+
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
+org_openoffice_comp_toolkit_SortableGridDataModel_get_implementation(
+    css::uno::XComponentContext *context,
+    css::uno::Sequence<css::uno::Any> const &)
+{
+    return cppu::acquire(new SortableGridDataModel(context));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */