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diff --git a/dbaccess/source/ui/querydesign/TableWindowData.cxx b/dbaccess/source/ui/querydesign/TableWindowData.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <TableWindowData.hxx>
+#include <osl/diagnose.h>
+#include <com/sun/star/sdb/XQueriesSupplier.hpp>
+#include <com/sun/star/sdbcx/XTablesSupplier.hpp>
+#include <com/sun/star/sdbcx/XColumnsSupplier.hpp>
+#include <com/sun/star/sdbcx/XKeysSupplier.hpp>
+#include <com/sun/star/container/XNameAccess.hpp>
+#include <com/sun/star/container/XIndexAccess.hpp>
+#include <com/sun/star/lang/XComponent.hpp>
+
+using namespace dbaui;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::sdb;
+using namespace ::com::sun::star::sdbc;
+using namespace ::com::sun::star::sdbcx;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::container;
+
+OTableWindowData::OTableWindowData( const Reference< XPropertySet>& _xTable
+ ,const OUString& _rComposedName
+ ,const OUString& rTableName
+ ,const OUString& rWinName )
+ :m_xTable(_xTable)
+ ,m_aTableName( rTableName )
+ ,m_aWinName( rWinName )
+ ,m_sComposedName(_rComposedName)
+ ,m_aPosition( Point(-1,-1) )
+ ,m_aSize( Size(-1,-1) )
+ ,m_bShowAll( true )
+ ,m_bIsQuery(false)
+ ,m_bIsValid(true)
+{
+ if( m_aWinName.isEmpty() )
+ m_aWinName = m_aTableName;
+
+ listen();
+}
+
+OTableWindowData::~OTableWindowData()
+{
+ Reference<XComponent> xComponent( m_xTable, UNO_QUERY );
+ if ( xComponent.is() )
+ stopComponentListening( xComponent );
+}
+
+bool OTableWindowData::HasPosition() const
+{
+ return ( (m_aPosition.X() != -1) && (m_aPosition.Y() != -1) );
+}
+
+bool OTableWindowData::HasSize() const
+{
+ return ( (m_aSize.Width() != -1) && (m_aSize.Height() !=-1) );
+}
+
+void OTableWindowData::_disposing( const css::lang::EventObject& /*_rSource*/ )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ // it doesn't matter which one was disposed
+ m_xColumns.clear();
+ m_xKeys.clear();
+ m_xTable.clear();
+}
+
+bool OTableWindowData::init(const Reference< XConnection >& _xConnection,bool _bAllowQueries)
+{
+ OSL_ENSURE(!m_xTable.is(),"We are already connected to a table!");
+
+ ::osl::MutexGuard aGuard( m_aMutex );
+
+ Reference< XQueriesSupplier > xSupQueries( _xConnection, UNO_QUERY_THROW );
+ Reference< XNameAccess > xQueries( xSupQueries->getQueries(), UNO_SET_THROW );
+ bool bIsKnownQuery = _bAllowQueries && xQueries->hasByName( m_sComposedName );
+
+ Reference< XTablesSupplier > xSupTables( _xConnection, UNO_QUERY_THROW );
+ Reference< XNameAccess > xTables( xSupTables->getTables(), UNO_SET_THROW );
+ bool bIsKnownTable = xTables->hasByName( m_sComposedName );
+
+ if ( bIsKnownQuery )
+ m_xTable.set( xQueries->getByName( m_sComposedName ), UNO_QUERY );
+ else if ( bIsKnownTable )
+ m_xTable.set( xTables->getByName( m_sComposedName ), UNO_QUERY );
+ else
+ m_bIsValid = false;
+
+ // if we survived so far, we know whether it's a query
+ m_bIsQuery = bIsKnownQuery;
+
+ listen();
+
+ Reference< XIndexAccess > xColumnsAsIndex( m_xColumns,UNO_QUERY );
+ return xColumnsAsIndex.is() && ( xColumnsAsIndex->getCount() > 0 );
+}
+
+void OTableWindowData::listen()
+{
+ if ( !m_xTable.is() )
+ return;
+
+ // listen for the object being disposed
+ Reference<XComponent> xComponent( m_xTable, UNO_QUERY );
+ if ( xComponent.is() )
+ startComponentListening( xComponent );
+
+ // obtain the columns
+ Reference< XColumnsSupplier > xColumnsSups( m_xTable, UNO_QUERY);
+ if ( xColumnsSups.is() )
+ m_xColumns = xColumnsSups->getColumns();
+
+ Reference<XKeysSupplier> xKeySup(m_xTable,UNO_QUERY);
+ if ( xKeySup.is() )
+ m_xKeys = xKeySup->getKeys();
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */