AOO410/main/dbaccess/source/ui/uno/dbinteraction.cxx - openoffice - Git at Google

 /**************************************************************
  *
  * 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
  *
  * Unless required by applicable law or agreed to in writing,
  * software distributed under the License is distributed on an
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  * KIND, either express or implied.  See the License for the
  * specific language governing permissions and limitations
  * under the License.
  *
  *************************************************************/


 // MARKER(update_precomp.py): autogen include statement, do not remove
 #include "precompiled_dbaccess.hxx"

 #ifndef _DBAUI_INTERACTION_HXX_
 #include "dbinteraction.hxx"
 #endif
 #ifndef _DBU_REGHELPER_HXX_
 #include "dbu_reghelper.hxx"
 #endif
 #ifndef _TOOLS_DEBUG_HXX
 #include <tools/debug.hxx>
 #endif
 #ifndef TOOLS_DIAGNOSE_EX_H
 #include <tools/diagnose_ex.h>
 #endif
 #ifndef _SV_MSGBOX_HXX
 #include <vcl/msgbox.hxx>
 #endif
 #ifndef _DBHELPER_DBEXCEPTION_HXX_
 #include <connectivity/dbexception.hxx>
 #endif
 #ifndef _DBAUI_SQLMESSAGE_HXX_
 #include "sqlmessage.hxx"
 #endif
 #ifndef _COM_SUN_STAR_TASK_XINTERACTIONAPPROVE_HPP_
 #include <com/sun/star/task/XInteractionApprove.hpp>
 #endif
 #ifndef _COM_SUN_STAR_TASK_XINTERACTIONDISAPPROVE_HPP_
 #include <com/sun/star/task/XInteractionDisapprove.hpp>
 #endif
 #ifndef _COM_SUN_STAR_TASK_XINTERACTIONRETRY_HPP_
 #include <com/sun/star/task/XInteractionRetry.hpp>
 #endif
 #ifndef _COM_SUN_STAR_TASK_XINTERACTIONABORT_HPP_
 #include <com/sun/star/task/XInteractionAbort.hpp>
 #endif
 #ifndef _COM_SUN_STAR_SDB_XINTERACTIONSUPPLYPARAMETERS_HPP_
 #include <com/sun/star/sdb/XInteractionSupplyParameters.hpp>
 #endif
 #ifndef _COM_SUN_STAR_SDB_XINTERACTIONDOCUMENTSAVE_HPP_
 #include <com/sun/star/sdb/XInteractionDocumentSave.hpp>
 #endif
 #ifndef SFX_QUERYSAVEDOCUMENT_HXX
 #include <sfx2/QuerySaveDocument.hxx>
 #endif
 #ifndef _DBU_UNO_HRC_
 #include "dbu_uno.hrc"
 #endif
 #ifndef _DBAUI_PARAMDIALOG_HXX_
 #include "paramdialog.hxx"
 #endif
 #ifndef _SV_SVAPP_HXX
 #include <vcl/svapp.hxx>
 #endif
 #ifndef _VOS_MUTEX_HXX_
 #include <vos/mutex.hxx>
 #endif
 #ifndef DBAUI_COLLECTIONVIEW_HXX
 #include "CollectionView.hxx"
 #endif
 #ifndef DBAUI_TOOLS_HXX
 #include "UITools.hxx"
 #endif


 //==========================================================================

 extern "C" void SAL_CALL createRegistryInfo_OInteractionHandler()
 {
 	static ::dbaui::OMultiInstanceAutoRegistration< ::dbaui::SQLExceptionInteractionHandler > aSQLExceptionInteractionHandler_AutoRegistration;
 	static ::dbaui::OMultiInstanceAutoRegistration< ::dbaui::LegacyInteractionHandler > aLegacyInteractionHandler_AutoRegistration;
 }

 //.........................................................................
 namespace dbaui
 {
 //.........................................................................
 	using namespace ::com::sun::star::uno;
 	using namespace ::com::sun::star::ucb;
 	using namespace ::com::sun::star::sdb;
 	using namespace ::com::sun::star::lang;
 	using namespace ::com::sun::star::task;
 	using namespace ::com::sun::star::beans;
 	using namespace ::dbtools;

 	//=========================================================================
 	//= BasicInteractionHandler
 	//=========================================================================
 	//-------------------------------------------------------------------------
 	BasicInteractionHandler::BasicInteractionHandler( const Reference< XMultiServiceFactory >& _rxORB, const bool i_bFallbackToGeneric )
 		:m_xORB( _rxORB )
         ,m_bFallbackToGeneric( i_bFallbackToGeneric )
 	{
         OSL_ENSURE( !m_bFallbackToGeneric,
             "BasicInteractionHandler::BasicInteractionHandler: enabling legacy behavior, there should be no clients of this anymore!" );
 	}

 	//-------------------------------------------------------------------------
     ::sal_Bool SAL_CALL BasicInteractionHandler::handleInteractionRequest( const Reference< XInteractionRequest >& i_rRequest ) throw (RuntimeException)
     {
         return impl_handle_throw( i_rRequest );
     }

 	//-------------------------------------------------------------------------
 	void SAL_CALL BasicInteractionHandler::handle( const Reference< XInteractionRequest >& i_rRequest ) throw(RuntimeException)
     {
         impl_handle_throw( i_rRequest );
     }

 	//-------------------------------------------------------------------------
     sal_Bool BasicInteractionHandler::impl_handle_throw( const Reference< XInteractionRequest >& i_Request )
 	{
 		Any aRequest( i_Request->getRequest() );
 		DBG_ASSERT(aRequest.hasValue(), "BasicInteractionHandler::handle: invalid request!");
 		if ( !aRequest.hasValue() )
 			// no request -> no handling
 			return sal_False;

 		Sequence< Reference< XInteractionContinuation > > aContinuations( i_Request->getContinuations() );

 		// try to extract an SQLException (or one of it's derived members
 		SQLExceptionInfo aInfo( aRequest );
 		if ( aInfo.isValid() )
 		{
 			implHandle( aInfo, aContinuations );
 			return sal_True;
 		}

 		ParametersRequest aParamRequest;
 		if ( aRequest >>= aParamRequest )
 		{
 			implHandle( aParamRequest, aContinuations );
 			return sal_True;
 		}

 		DocumentSaveRequest aDocuRequest;
 		if ( aRequest >>= aDocuRequest )
 		{
 			implHandle( aDocuRequest, aContinuations );
 			return sal_True;
 		}

         if ( m_bFallbackToGeneric )
             return implHandleUnknown( i_Request );

         return sal_False;
 	}

 	//-------------------------------------------------------------------------
 	void BasicInteractionHandler::implHandle(const ParametersRequest& _rParamRequest, const Sequence< Reference< XInteractionContinuation > >& _rContinuations)
 	{
 		::vos::OGuard aGuard(Application::GetSolarMutex());
 			// want to open a dialog ....

 		sal_Int32 nAbortPos = getContinuation(ABORT, _rContinuations);
 		sal_Int32 nParamPos = getContinuation(SUPPLY_PARAMETERS, _rContinuations);

 		Reference< XInteractionSupplyParameters > xParamCallback;
 		if (-1 != nParamPos)
 			xParamCallback = Reference< XInteractionSupplyParameters >(_rContinuations[nParamPos], UNO_QUERY);
 		DBG_ASSERT(xParamCallback.is(), "BasicInteractionHandler::implHandle(ParametersRequest): can't set the parameters without an appropriate interaction handler!s");

 		// determine the style of the dialog, dependent on the present continuation types
 		WinBits nDialogStyle = WB_OK | WB_DEF_OK;
 		if (-1 != nAbortPos)
 			nDialogStyle = WB_OK_CANCEL;

 		OParameterDialog aDlg(NULL, _rParamRequest.Parameters, _rParamRequest.Connection, m_xORB);
 		sal_Int16 nResult = aDlg.Execute();
 		try
 		{
 			switch (nResult)
 			{
 				case RET_OK:
 					if (xParamCallback.is())
 					{
 						xParamCallback->setParameters(aDlg.getValues());
 						xParamCallback->select();
 					}
 					break;
 				default:
 					if (-1 != nAbortPos)
 						_rContinuations[nAbortPos]->select();
 					break;
 			}
 		}
         catch( const Exception& )
         {
             DBG_UNHANDLED_EXCEPTION();
         }
 	}

 	//-------------------------------------------------------------------------
 	void BasicInteractionHandler::implHandle(const SQLExceptionInfo& _rSqlInfo, const Sequence< Reference< XInteractionContinuation > >& _rContinuations)
 	{
 		::vos::OGuard aGuard(Application::GetSolarMutex());
 			// want to open a dialog ....

 		sal_Int32 nApprovePos = getContinuation(APPROVE, _rContinuations);
 		sal_Int32 nDisapprovePos = getContinuation(DISAPPROVE, _rContinuations);
 		sal_Int32 nAbortPos = getContinuation(ABORT, _rContinuations);
 		sal_Int32 nRetryPos = getContinuation(RETRY, _rContinuations);

         // determine the style of the dialog, dependent on the present continuation types
 		WinBits nDialogStyle = 0;
         bool bHaveCancel = nAbortPos != -1;
         // "approve" means "Yes", "disapprove" means "No"
         // VCL only supports having both (which makes sense ...)
         if ( ( nApprovePos != -1 ) || ( nDisapprovePos != -1 ) )
             nDialogStyle = ( bHaveCancel ? WB_YES_NO_CANCEL : WB_YES_NO ) | WB_DEF_YES;
         else
         {
             // if there's no yes/no, then use a default OK button
             nDialogStyle = ( bHaveCancel ? WB_OK_CANCEL : WB_OK ) | WB_DEF_OK;
         }

         // If there's a "Retry" continuation, have a "Retry" button
 		if ( nRetryPos != -1 )
         {
 			nDialogStyle = WB_RETRY_CANCEL | WB_DEF_RETRY;
         }

 		// excute the dialog
 		OSQLMessageBox aDialog(NULL, _rSqlInfo, nDialogStyle);
 			// TODO: need a way to specify the parent window
 		sal_Int16 nResult = aDialog.Execute();
 		try
 		{
 			switch (nResult)
 			{
                 case RET_YES:
                 case RET_OK:
                     if ( nApprovePos != -1 )
                         _rContinuations[ nApprovePos ]->select();
                     else
                         OSL_ENSURE( nResult != RET_YES, "BasicInteractionHandler::implHandle: no handler for YES!" );
                     break;

                 case RET_NO:
                     if ( nDisapprovePos != -1 )
                         _rContinuations[ nDisapprovePos ]->select();
                     else
                         OSL_ENSURE( false, "BasicInteractionHandler::implHandle: no handler for NO!" );
                     break;

 				case RET_CANCEL:
 					if ( nAbortPos != -1 )
 						_rContinuations[ nAbortPos ]->select();
                     else if ( nDisapprovePos != -1 )
 						_rContinuations[ nDisapprovePos ]->select();
                     else
                         OSL_ENSURE( false, "BasicInteractionHandler::implHandle: no handler for CANCEL!" );
 					break;
 				case RET_RETRY:
 					if ( nRetryPos != -1 )
 						_rContinuations[ nRetryPos ]->select();
                     else
                         OSL_ENSURE( false, "BasicInteractionHandler::implHandle: where does the RETRY come from?" );
 					break;
 			}
 		}
 		catch( const Exception& )
 		{
             DBG_UNHANDLED_EXCEPTION();
 		}
 	}
 	//-------------------------------------------------------------------------
 	void BasicInteractionHandler::implHandle(const DocumentSaveRequest& _rDocuRequest, const Sequence< Reference< XInteractionContinuation > >& _rContinuations)
 	{
 		::vos::OGuard aGuard(Application::GetSolarMutex());
 			// want to open a dialog ....

 		sal_Int32 nApprovePos = getContinuation(APPROVE, _rContinuations);
 		sal_Int32 nDisApprovePos = getContinuation(DISAPPROVE, _rContinuations);
 		sal_Int32 nAbortPos = getContinuation(ABORT, _rContinuations);

 		short nRet = RET_YES;
 		if ( -1 != nApprovePos )
 		{
 			// fragen, ob gespeichert werden soll
 			nRet = ExecuteQuerySaveDocument(NULL,_rDocuRequest.Name);
 		}

 		if ( RET_CANCEL == nRet )
 		{
 			if (-1 != nAbortPos)
 				_rContinuations[nAbortPos]->select();
 			return;
 		}
 		else if ( RET_YES == nRet )
 		{
 			sal_Int32 nDocuPos = getContinuation(SUPPLY_DOCUMENTSAVE, _rContinuations);

 			if (-1 != nDocuPos)
 			{
 				Reference< XInteractionDocumentSave > xCallback(_rContinuations[nDocuPos], UNO_QUERY);
 				DBG_ASSERT(xCallback.is(), "BasicInteractionHandler::implHandle(DocumentSaveRequest): can't save document without an appropriate interaction handler!s");

 				// determine the style of the dialog, dependent on the present continuation types
 				WinBits nDialogStyle = WB_OK | WB_DEF_OK;
 				if (-1 != nAbortPos)
 					nDialogStyle = WB_OK_CANCEL;

 				OCollectionView aDlg(NULL,_rDocuRequest.Content,_rDocuRequest.Name,m_xORB);
 				sal_Int16 nResult = aDlg.Execute();
 				try
 				{
 					switch (nResult)
 					{
 						case RET_OK:
 							if (xCallback.is())
 							{
 								xCallback->setName(aDlg.getName(),aDlg.getSelectedFolder());
 								xCallback->select();
 							}
 							break;
 						default:
 							if (-1 != nAbortPos)
 								_rContinuations[nAbortPos]->select();
 							break;
 					}
 				}
                 catch( const Exception& )
                 {
                     DBG_UNHANDLED_EXCEPTION();
                 }
 			}
 			else if ( -1 != nApprovePos )
 				_rContinuations[nApprovePos]->select();
 		}
 		else if ( -1 != nDisApprovePos )
 				_rContinuations[nDisApprovePos]->select();
 	}

 	//-------------------------------------------------------------------------
     bool BasicInteractionHandler::implHandleUnknown( const Reference< XInteractionRequest >& _rxRequest )
     {
         Reference< XInteractionHandler > xFallbackHandler;
         if ( m_xORB.is() )
             xFallbackHandler = xFallbackHandler.query( m_xORB->createInstance( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.task.InteractionHandler" ) ) ) );
         if ( xFallbackHandler.is() )
         {
             xFallbackHandler->handle( _rxRequest );
             return true;
         }
         return false;
     }

 	//-------------------------------------------------------------------------
 	sal_Int32 BasicInteractionHandler::getContinuation(Continuation _eCont, const Sequence< Reference< XInteractionContinuation > >& _rContinuations)
 	{
 		const Reference< XInteractionContinuation >* pContinuations = _rContinuations.getConstArray();
 		for (sal_Int32 i=0; i<_rContinuations.getLength(); ++i, ++pContinuations)
 		{
 			switch (_eCont)
 			{
 				case APPROVE:
 					if (Reference< XInteractionApprove >(*pContinuations, UNO_QUERY).is())
 						return i;
 					break;
 				case DISAPPROVE:
 					if (Reference< XInteractionDisapprove >(*pContinuations, UNO_QUERY).is())
 						return i;
 					break;
 				case RETRY:
 					if (Reference< XInteractionRetry >(*pContinuations, UNO_QUERY).is())
 						return i;
 					break;
 				case ABORT:
 					if (Reference< XInteractionAbort >(*pContinuations, UNO_QUERY).is())
 						return i;
 					break;
 				case SUPPLY_PARAMETERS:
 					if (Reference< XInteractionSupplyParameters >(*pContinuations, UNO_QUERY).is())
 						return i;
 					break;
 				case SUPPLY_DOCUMENTSAVE:
 					if (Reference< XInteractionDocumentSave >(*pContinuations, UNO_QUERY).is())
 						return i;
 					break;
 			}
 		}

 		return -1;
 	}

     //==========================================================================
     //= SQLExceptionInteractionHandler
     //==========================================================================
 	IMPLEMENT_SERVICE_INFO1_STATIC( SQLExceptionInteractionHandler, "com.sun.star.comp.dbaccess.DatabaseInteractionHandler", "com.sun.star.sdb.DatabaseInteractionHandler" );

     //==========================================================================
     //= LegacyInteractionHandler
     //==========================================================================
 	IMPLEMENT_SERVICE_INFO1_STATIC( LegacyInteractionHandler, "com.sun.star.comp.dbaccess.LegacyInteractionHandler", "com.sun.star.sdb.InteractionHandler" );

 //.........................................................................
 }	// namespace dbaui
 //.........................................................................
	/**************************************************************
	*
	* 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
	*
	* Unless required by applicable law or agreed to in writing,
	* software distributed under the License is distributed on an
	* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
	* KIND, either express or implied. See the License for the
	* specific language governing permissions and limitations
	* under the License.
	*
	*************************************************************/



	// MARKER(update_precomp.py): autogen include statement, do not remove
	#include "precompiled_dbaccess.hxx"

	#ifndef _DBAUI_INTERACTION_HXX_
	#include "dbinteraction.hxx"
	#endif
	#ifndef _DBU_REGHELPER_HXX_
	#include "dbu_reghelper.hxx"
	#endif
	#ifndef _TOOLS_DEBUG_HXX
	#include <tools/debug.hxx>
	#endif
	#ifndef TOOLS_DIAGNOSE_EX_H
	#include <tools/diagnose_ex.h>
	#endif
	#ifndef _SV_MSGBOX_HXX
	#include <vcl/msgbox.hxx>
	#endif
	#ifndef _DBHELPER_DBEXCEPTION_HXX_
	#include <connectivity/dbexception.hxx>
	#endif
	#ifndef _DBAUI_SQLMESSAGE_HXX_
	#include "sqlmessage.hxx"
	#endif
	#ifndef _COM_SUN_STAR_TASK_XINTERACTIONAPPROVE_HPP_
	#include <com/sun/star/task/XInteractionApprove.hpp>
	#endif
	#ifndef _COM_SUN_STAR_TASK_XINTERACTIONDISAPPROVE_HPP_
	#include <com/sun/star/task/XInteractionDisapprove.hpp>
	#endif
	#ifndef _COM_SUN_STAR_TASK_XINTERACTIONRETRY_HPP_
	#include <com/sun/star/task/XInteractionRetry.hpp>
	#endif
	#ifndef _COM_SUN_STAR_TASK_XINTERACTIONABORT_HPP_
	#include <com/sun/star/task/XInteractionAbort.hpp>
	#endif
	#ifndef _COM_SUN_STAR_SDB_XINTERACTIONSUPPLYPARAMETERS_HPP_
	#include <com/sun/star/sdb/XInteractionSupplyParameters.hpp>
	#endif
	#ifndef _COM_SUN_STAR_SDB_XINTERACTIONDOCUMENTSAVE_HPP_
	#include <com/sun/star/sdb/XInteractionDocumentSave.hpp>
	#endif
	#ifndef SFX_QUERYSAVEDOCUMENT_HXX
	#include <sfx2/QuerySaveDocument.hxx>
	#endif
	#ifndef _DBU_UNO_HRC_
	#include "dbu_uno.hrc"
	#endif
	#ifndef _DBAUI_PARAMDIALOG_HXX_
	#include "paramdialog.hxx"
	#endif
	#ifndef _SV_SVAPP_HXX
	#include <vcl/svapp.hxx>
	#endif
	#ifndef _VOS_MUTEX_HXX_
	#include <vos/mutex.hxx>
	#endif
	#ifndef DBAUI_COLLECTIONVIEW_HXX
	#include "CollectionView.hxx"
	#endif
	#ifndef DBAUI_TOOLS_HXX
	#include "UITools.hxx"
	#endif


	//==========================================================================

	extern "C" void SAL_CALL createRegistryInfo_OInteractionHandler()
	{
	static ::dbaui::OMultiInstanceAutoRegistration< ::dbaui::SQLExceptionInteractionHandler > aSQLExceptionInteractionHandler_AutoRegistration;
	static ::dbaui::OMultiInstanceAutoRegistration< ::dbaui::LegacyInteractionHandler > aLegacyInteractionHandler_AutoRegistration;
	}

	//.........................................................................
	namespace dbaui
	{
	//.........................................................................
	using namespace ::com::sun::star::uno;
	using namespace ::com::sun::star::ucb;
	using namespace ::com::sun::star::sdb;
	using namespace ::com::sun::star::lang;
	using namespace ::com::sun::star::task;
	using namespace ::com::sun::star::beans;
	using namespace ::dbtools;

	//=========================================================================
	//= BasicInteractionHandler
	//=========================================================================
	//-------------------------------------------------------------------------
	BasicInteractionHandler::BasicInteractionHandler( const Reference< XMultiServiceFactory >& _rxORB, const bool i_bFallbackToGeneric )
	:m_xORB( _rxORB )
	,m_bFallbackToGeneric( i_bFallbackToGeneric )
	{
	OSL_ENSURE( !m_bFallbackToGeneric,
	"BasicInteractionHandler::BasicInteractionHandler: enabling legacy behavior, there should be no clients of this anymore!" );
	}

	//-------------------------------------------------------------------------
	::sal_Bool SAL_CALL BasicInteractionHandler::handleInteractionRequest( const Reference< XInteractionRequest >& i_rRequest ) throw (RuntimeException)
	{
	return impl_handle_throw( i_rRequest );
	}

	//-------------------------------------------------------------------------
	void SAL_CALL BasicInteractionHandler::handle( const Reference< XInteractionRequest >& i_rRequest ) throw(RuntimeException)
	{
	impl_handle_throw( i_rRequest );
	}

	//-------------------------------------------------------------------------
	sal_Bool BasicInteractionHandler::impl_handle_throw( const Reference< XInteractionRequest >& i_Request )
	{
	Any aRequest( i_Request->getRequest() );
	DBG_ASSERT(aRequest.hasValue(), "BasicInteractionHandler::handle: invalid request!");
	if ( !aRequest.hasValue() )
	// no request -> no handling
	return sal_False;

	Sequence< Reference< XInteractionContinuation > > aContinuations( i_Request->getContinuations() );

	// try to extract an SQLException (or one of it's derived members
	SQLExceptionInfo aInfo( aRequest );
	if ( aInfo.isValid() )
	{
	implHandle( aInfo, aContinuations );
	return sal_True;
	}

	ParametersRequest aParamRequest;
	if ( aRequest >>= aParamRequest )
	{
	implHandle( aParamRequest, aContinuations );
	return sal_True;
	}

	DocumentSaveRequest aDocuRequest;
	if ( aRequest >>= aDocuRequest )
	{
	implHandle( aDocuRequest, aContinuations );
	return sal_True;
	}

	if ( m_bFallbackToGeneric )
	return implHandleUnknown( i_Request );

	return sal_False;
	}

	//-------------------------------------------------------------------------
	void BasicInteractionHandler::implHandle(const ParametersRequest& _rParamRequest, const Sequence< Reference< XInteractionContinuation > >& _rContinuations)
	{
	::vos::OGuard aGuard(Application::GetSolarMutex());
	// want to open a dialog ....

	sal_Int32 nAbortPos = getContinuation(ABORT, _rContinuations);
	sal_Int32 nParamPos = getContinuation(SUPPLY_PARAMETERS, _rContinuations);

	Reference< XInteractionSupplyParameters > xParamCallback;
	if (-1 != nParamPos)
	xParamCallback = Reference< XInteractionSupplyParameters >(_rContinuations[nParamPos], UNO_QUERY);
	DBG_ASSERT(xParamCallback.is(), "BasicInteractionHandler::implHandle(ParametersRequest): can't set the parameters without an appropriate interaction handler!s");

	// determine the style of the dialog, dependent on the present continuation types
	WinBits nDialogStyle = WB_OK \| WB_DEF_OK;
	if (-1 != nAbortPos)
	nDialogStyle = WB_OK_CANCEL;

	OParameterDialog aDlg(NULL, _rParamRequest.Parameters, _rParamRequest.Connection, m_xORB);
	sal_Int16 nResult = aDlg.Execute();
	try
	{
	switch (nResult)
	{
	case RET_OK:
	if (xParamCallback.is())
	{
	xParamCallback->setParameters(aDlg.getValues());
	xParamCallback->select();
	}
	break;
	default:
	if (-1 != nAbortPos)
	_rContinuations[nAbortPos]->select();
	break;
	}
	}
	catch( const Exception& )
	{
	DBG_UNHANDLED_EXCEPTION();
	}
	}

	//-------------------------------------------------------------------------
	void BasicInteractionHandler::implHandle(const SQLExceptionInfo& _rSqlInfo, const Sequence< Reference< XInteractionContinuation > >& _rContinuations)
	{
	::vos::OGuard aGuard(Application::GetSolarMutex());
	// want to open a dialog ....

	sal_Int32 nApprovePos = getContinuation(APPROVE, _rContinuations);
	sal_Int32 nDisapprovePos = getContinuation(DISAPPROVE, _rContinuations);
	sal_Int32 nAbortPos = getContinuation(ABORT, _rContinuations);
	sal_Int32 nRetryPos = getContinuation(RETRY, _rContinuations);

	// determine the style of the dialog, dependent on the present continuation types
	WinBits nDialogStyle = 0;
	bool bHaveCancel = nAbortPos != -1;
	// "approve" means "Yes", "disapprove" means "No"
	// VCL only supports having both (which makes sense ...)
	if ( ( nApprovePos != -1 ) \|\| ( nDisapprovePos != -1 ) )
	nDialogStyle = ( bHaveCancel ? WB_YES_NO_CANCEL : WB_YES_NO ) \| WB_DEF_YES;
	else
	{
	// if there's no yes/no, then use a default OK button
	nDialogStyle = ( bHaveCancel ? WB_OK_CANCEL : WB_OK ) \| WB_DEF_OK;
	}

	// If there's a "Retry" continuation, have a "Retry" button
	if ( nRetryPos != -1 )
	{
	nDialogStyle = WB_RETRY_CANCEL \| WB_DEF_RETRY;
	}

	// excute the dialog
	OSQLMessageBox aDialog(NULL, _rSqlInfo, nDialogStyle);
	// TODO: need a way to specify the parent window
	sal_Int16 nResult = aDialog.Execute();
	try
	{
	switch (nResult)
	{
	case RET_YES:
	case RET_OK:
	if ( nApprovePos != -1 )
	_rContinuations[ nApprovePos ]->select();
	else
	OSL_ENSURE( nResult != RET_YES, "BasicInteractionHandler::implHandle: no handler for YES!" );
	break;

	case RET_NO:
	if ( nDisapprovePos != -1 )
	_rContinuations[ nDisapprovePos ]->select();
	else
	OSL_ENSURE( false, "BasicInteractionHandler::implHandle: no handler for NO!" );
	break;

	case RET_CANCEL:
	if ( nAbortPos != -1 )
	_rContinuations[ nAbortPos ]->select();
	else if ( nDisapprovePos != -1 )
	_rContinuations[ nDisapprovePos ]->select();
	else
	OSL_ENSURE( false, "BasicInteractionHandler::implHandle: no handler for CANCEL!" );
	break;
	case RET_RETRY:
	if ( nRetryPos != -1 )
	_rContinuations[ nRetryPos ]->select();
	else
	OSL_ENSURE( false, "BasicInteractionHandler::implHandle: where does the RETRY come from?" );
	break;
	}
	}
	catch( const Exception& )
	{
	DBG_UNHANDLED_EXCEPTION();
	}
	}
	//-------------------------------------------------------------------------
	void BasicInteractionHandler::implHandle(const DocumentSaveRequest& _rDocuRequest, const Sequence< Reference< XInteractionContinuation > >& _rContinuations)
	{
	::vos::OGuard aGuard(Application::GetSolarMutex());
	// want to open a dialog ....

	sal_Int32 nApprovePos = getContinuation(APPROVE, _rContinuations);
	sal_Int32 nDisApprovePos = getContinuation(DISAPPROVE, _rContinuations);
	sal_Int32 nAbortPos = getContinuation(ABORT, _rContinuations);

	short nRet = RET_YES;
	if ( -1 != nApprovePos )
	{
	// fragen, ob gespeichert werden soll
	nRet = ExecuteQuerySaveDocument(NULL,_rDocuRequest.Name);
	}

	if ( RET_CANCEL == nRet )
	{
	if (-1 != nAbortPos)
	_rContinuations[nAbortPos]->select();
	return;
	}
	else if ( RET_YES == nRet )
	{
	sal_Int32 nDocuPos = getContinuation(SUPPLY_DOCUMENTSAVE, _rContinuations);

	if (-1 != nDocuPos)
	{
	Reference< XInteractionDocumentSave > xCallback(_rContinuations[nDocuPos], UNO_QUERY);
	DBG_ASSERT(xCallback.is(), "BasicInteractionHandler::implHandle(DocumentSaveRequest): can't save document without an appropriate interaction handler!s");

	// determine the style of the dialog, dependent on the present continuation types
	WinBits nDialogStyle = WB_OK \| WB_DEF_OK;
	if (-1 != nAbortPos)
	nDialogStyle = WB_OK_CANCEL;

	OCollectionView aDlg(NULL,_rDocuRequest.Content,_rDocuRequest.Name,m_xORB);
	sal_Int16 nResult = aDlg.Execute();
	try
	{
	switch (nResult)
	{
	case RET_OK:
	if (xCallback.is())
	{
	xCallback->setName(aDlg.getName(),aDlg.getSelectedFolder());
	xCallback->select();
	}
	break;
	default:
	if (-1 != nAbortPos)
	_rContinuations[nAbortPos]->select();
	break;
	}
	}
	catch( const Exception& )
	{
	DBG_UNHANDLED_EXCEPTION();
	}
	}
	else if ( -1 != nApprovePos )
	_rContinuations[nApprovePos]->select();
	}
	else if ( -1 != nDisApprovePos )
	_rContinuations[nDisApprovePos]->select();
	}

	//-------------------------------------------------------------------------
	bool BasicInteractionHandler::implHandleUnknown( const Reference< XInteractionRequest >& _rxRequest )
	{
	Reference< XInteractionHandler > xFallbackHandler;
	if ( m_xORB.is() )
	xFallbackHandler = xFallbackHandler.query( m_xORB->createInstance( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.task.InteractionHandler" ) ) ) );
	if ( xFallbackHandler.is() )
	{
	xFallbackHandler->handle( _rxRequest );
	return true;
	}
	return false;
	}

	//-------------------------------------------------------------------------
	sal_Int32 BasicInteractionHandler::getContinuation(Continuation _eCont, const Sequence< Reference< XInteractionContinuation > >& _rContinuations)
	{
	const Reference< XInteractionContinuation >* pContinuations = _rContinuations.getConstArray();
	for (sal_Int32 i=0; i<_rContinuations.getLength(); ++i, ++pContinuations)
	{
	switch (_eCont)
	{
	case APPROVE:
	if (Reference< XInteractionApprove >(*pContinuations, UNO_QUERY).is())
	return i;
	break;
	case DISAPPROVE:
	if (Reference< XInteractionDisapprove >(*pContinuations, UNO_QUERY).is())
	return i;
	break;
	case RETRY:
	if (Reference< XInteractionRetry >(*pContinuations, UNO_QUERY).is())
	return i;
	break;
	case ABORT:
	if (Reference< XInteractionAbort >(*pContinuations, UNO_QUERY).is())
	return i;
	break;
	case SUPPLY_PARAMETERS:
	if (Reference< XInteractionSupplyParameters >(*pContinuations, UNO_QUERY).is())
	return i;
	break;
	case SUPPLY_DOCUMENTSAVE:
	if (Reference< XInteractionDocumentSave >(*pContinuations, UNO_QUERY).is())
	return i;
	break;
	}
	}

	return -1;
	}

	//==========================================================================
	//= SQLExceptionInteractionHandler
	//==========================================================================
	IMPLEMENT_SERVICE_INFO1_STATIC( SQLExceptionInteractionHandler, "com.sun.star.comp.dbaccess.DatabaseInteractionHandler", "com.sun.star.sdb.DatabaseInteractionHandler" );

	//==========================================================================
	//= LegacyInteractionHandler
	//==========================================================================
	IMPLEMENT_SERVICE_INFO1_STATIC( LegacyInteractionHandler, "com.sun.star.comp.dbaccess.LegacyInteractionHandler", "com.sun.star.sdb.InteractionHandler" );

	//.........................................................................
	} // namespace dbaui
	//.........................................................................