xref: /AOO41X/main/svx/source/form/fmtools.cxx (revision f6e50924346d0b8c0b07c91832a97665dd718b0c)
1 /**************************************************************
2  *
3  * Licensed to the Apache Software Foundation (ASF) under one
4  * or more contributor license agreements.  See the NOTICE file
5  * distributed with this work for additional information
6  * regarding copyright ownership.  The ASF licenses this file
7  * to you under the Apache License, Version 2.0 (the
8  * "License"); you may not use this file except in compliance
9  * with the License.  You may obtain a copy of the License at
10  *
11  *   http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing,
14  * software distributed under the License is distributed on an
15  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16  * KIND, either express or implied.  See the License for the
17  * specific language governing permissions and limitations
18  * under the License.
19  *
20  *************************************************************/
21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_svx.hxx"
26 
27 #include "fmprop.hrc"
28 #include "fmservs.hxx"
29 #include "svx/fmtools.hxx"
30 #include "svx/dbtoolsclient.hxx"
31 #include "svx/fmglob.hxx"
32 
33 /** === begin UNO includes === **/
34 #include <com/sun/star/awt/LineEndFormat.hpp>
35 #include <com/sun/star/beans/PropertyAttribute.hpp>
36 #include <com/sun/star/beans/XIntrospection.hpp>
37 #include <com/sun/star/container/XChild.hpp>
38 #include <com/sun/star/form/XForm.hpp>
39 #include <com/sun/star/form/XFormComponent.hpp>
40 #include <com/sun/star/form/XGridColumnFactory.hpp>
41 #include <com/sun/star/io/XActiveDataSink.hpp>
42 #include <com/sun/star/io/XActiveDataSource.hpp>
43 #include <com/sun/star/io/XObjectInputStream.hpp>
44 #include <com/sun/star/io/XObjectOutputStream.hpp>
45 #include <com/sun/star/io/XPersistObject.hpp>
46 #include <com/sun/star/lang/Locale.hpp>
47 #include <com/sun/star/lang/XServiceInfo.hpp>
48 #include <com/sun/star/sdb/CommandType.hpp>
49 #include <com/sun/star/sdb/ErrorCondition.hpp>
50 #include <com/sun/star/sdb/SQLContext.hpp>
51 #include <com/sun/star/sdb/XCompletedConnection.hpp>
52 #include <com/sun/star/sdb/XQueriesSupplier.hpp>
53 #include <com/sun/star/sdb/XResultSetAccess.hpp>
54 #include <com/sun/star/sdbc/DataType.hpp>
55 #include <com/sun/star/sdbc/XDataSource.hpp>
56 #include <com/sun/star/sdbcx/Privilege.hpp>
57 #include <com/sun/star/sdbcx/XTablesSupplier.hpp>
58 #include <com/sun/star/task/XInteractionHandler.hpp>
59 #include <com/sun/star/ui/dialogs/XExecutableDialog.hpp>
60 #include <com/sun/star/uno/XNamingService.hpp>
61 #include <com/sun/star/util/Language.hpp>
62 #include <com/sun/star/util/NumberFormat.hpp>
63 #include <com/sun/star/util/XCloneable.hpp>
64 #include <com/sun/star/util/XNumberFormatTypes.hpp>
65 #include <com/sun/star/util/XNumberFormats.hpp>
66 #include <com/sun/star/util/XNumberFormatsSupplier.hpp>
67 #include <com/sun/star/util/XNumberFormatter.hpp>
68 /** === end UNO includes === **/
69 
70 #include <basic/sbxvar.hxx>
71 #include <svl/eitem.hxx>
72 #include <svl/stritem.hxx>
73 #include <comphelper/container.hxx>
74 #include <comphelper/extract.hxx>
75 #include <comphelper/processfactory.hxx>
76 #include <comphelper/property.hxx>
77 #include <comphelper/sequence.hxx>
78 #include <comphelper/types.hxx>
79 #include <comphelper/uno3.hxx>
80 #include <connectivity/dbexception.hxx>
81 #include <connectivity/dbtools.hxx>
82 #include <cppuhelper/servicefactory.hxx>
83 #include <cppuhelper/typeprovider.hxx>
84 #include <rtl/logfile.hxx>
85 #include <rtl/math.hxx>
86 #include <sfx2/bindings.hxx>
87 #include <svl/eitem.hxx>
88 #include <svl/stritem.hxx>
89 #include <toolkit/unohlp.hxx>
90 #include <tools/debug.hxx>
91 #include <tools/string.hxx>
92 #include <vcl/stdtext.hxx>
93 #include <vcl/svapp.hxx>
94 
95 #include <algorithm>
96 
97 using namespace ::com::sun::star::uno;
98 using namespace ::com::sun::star::util;
99 using namespace ::com::sun::star::lang;
100 using namespace ::com::sun::star::frame;
101 using namespace ::com::sun::star::awt;
102 using namespace ::com::sun::star::beans;
103 using namespace ::com::sun::star::container;
104 using namespace ::com::sun::star::ui::dialogs;
105 using namespace ::com::sun::star::sdbc;
106 using namespace ::com::sun::star::sdbcx;
107 using namespace ::com::sun::star::sdb;
108 using namespace ::com::sun::star::task;
109 using namespace ::com::sun::star::form;
110 using namespace ::svxform;
111 using namespace ::connectivity::simple;
112 
113 //  ------------------------------------------------------------------------------
114 namespace
115 {
lcl_shouldDisplayError(const Any & _rError)116     static bool lcl_shouldDisplayError( const Any& _rError )
117     {
118         SQLException aError;
119         if ( !( _rError >>= aError ) )
120             return true;
121 
122         if ( aError.Message.indexOfAsciiL( RTL_CONSTASCII_STRINGPARAM( "[OOoBase]" ) ) != 0 )
123             // it is an exception *not* thrown by an OOo Base core component
124             return true;
125 
126         // the only exception we do not display ATM is a RowSetVetoException, which
127         // has been raised because an XRowSetApprovalListener vetoed a change
128         if ( aError.ErrorCode + ErrorCondition::ROW_SET_OPERATION_VETOED == 0 )
129             return false;
130 
131         // everything else is to be displayed
132         return true;
133     }
134 }
135 
136 //  ------------------------------------------------------------------------------
displayException(const Any & _rExcept,Window * _pParent)137 void displayException(const Any& _rExcept, Window* _pParent)
138 {
139     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "svx", "Ocke.Janssen@sun.com", "fmtools::displayException" );
140     // check whether we need to display it
141     if ( !lcl_shouldDisplayError( _rExcept ) )
142         return;
143 
144     try
145     {
146         // the parent window
147         Window* pParentWindow = _pParent ? _pParent : GetpApp()->GetDefDialogParent();
148         Reference< XWindow > xParentWindow = VCLUnoHelper::GetInterface(pParentWindow);
149 
150         Sequence< Any > aArgs(2);
151         aArgs[0] <<= PropertyValue(::rtl::OUString::createFromAscii("SQLException"), 0, _rExcept, PropertyState_DIRECT_VALUE);
152         aArgs[1] <<= PropertyValue(::rtl::OUString::createFromAscii("ParentWindow"), 0, makeAny(xParentWindow), PropertyState_DIRECT_VALUE);
153 
154         static ::rtl::OUString s_sDialogServiceName = ::rtl::OUString::createFromAscii("com.sun.star.sdb.ErrorMessageDialog");
155         Reference< XExecutableDialog > xErrorDialog(
156             ::comphelper::getProcessServiceFactory()->createInstanceWithArguments(s_sDialogServiceName, aArgs), UNO_QUERY);
157         if (xErrorDialog.is())
158             xErrorDialog->execute();
159         else
160             ShowServiceNotAvailableError(pParentWindow, s_sDialogServiceName, sal_True);
161     }
162     catch(Exception&)
163     {
164         OSL_ENSURE(sal_False, "displayException: could not display the error message!");
165     }
166 }
167 
168 //  ------------------------------------------------------------------------------
displayException(const::com::sun::star::sdbc::SQLException & _rExcept,Window * _pParent)169 void displayException(const ::com::sun::star::sdbc::SQLException& _rExcept, Window* _pParent)
170 {
171     displayException(makeAny(_rExcept), _pParent);
172 }
173 
174 //  ------------------------------------------------------------------------------
displayException(const::com::sun::star::sdbc::SQLWarning & _rExcept,Window * _pParent)175 void displayException(const ::com::sun::star::sdbc::SQLWarning& _rExcept, Window* _pParent)
176 {
177     displayException(makeAny(_rExcept), _pParent);
178 }
179 
180 //  ------------------------------------------------------------------------------
displayException(const::com::sun::star::sdb::SQLContext & _rExcept,Window * _pParent)181 void displayException(const ::com::sun::star::sdb::SQLContext& _rExcept, Window* _pParent)
182 {
183     displayException(makeAny(_rExcept), _pParent);
184 }
185 
186 //  ------------------------------------------------------------------------------
displayException(const::com::sun::star::sdb::SQLErrorEvent & _rEvent,Window * _pParent)187 void displayException(const ::com::sun::star::sdb::SQLErrorEvent& _rEvent, Window* _pParent)
188 {
189     displayException(_rEvent.Reason, _pParent);
190 }
191 
192 //------------------------------------------------------------------------------
getElementPos(const Reference<::com::sun::star::container::XIndexAccess> & xCont,const Reference<XInterface> & xElement)193 sal_Int32 getElementPos(const Reference< ::com::sun::star::container::XIndexAccess>& xCont, const Reference< XInterface >& xElement)
194 {
195     sal_Int32 nIndex = -1;
196     if (!xCont.is())
197         return nIndex;
198 
199 
200     Reference< XInterface > xNormalized( xElement, UNO_QUERY );
201     DBG_ASSERT( xNormalized.is(), "getElementPos: invalid element!" );
202     if ( xNormalized.is() )
203     {
204         // Feststellen an welcher Position sich das Kind befindet
205         nIndex = xCont->getCount();
206         while (nIndex--)
207         {
208             try
209             {
210                 Reference< XInterface > xCurrent(xCont->getByIndex( nIndex ),UNO_QUERY);
211                 DBG_ASSERT( xCurrent.get() == Reference< XInterface >( xCurrent, UNO_QUERY ).get(),
212                     "getElementPos: container element not normalized!" );
213                 if ( xNormalized.get() == xCurrent.get() )
214                     break;
215             }
216             catch(Exception&)
217             {
218                 DBG_ERROR( "getElementPos: caught an exception!" );
219             }
220 
221         }
222     }
223     return nIndex;
224 }
225 
226 //------------------------------------------------------------------
getLabelName(const Reference<::com::sun::star::beans::XPropertySet> & xControlModel)227 ::rtl::OUString getLabelName(const Reference< ::com::sun::star::beans::XPropertySet>& xControlModel)
228 {
229     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "svx", "Ocke.Janssen@sun.com", "fmtools::getLabelName" );
230     if (!xControlModel.is())
231         return ::rtl::OUString();
232 
233     if (::comphelper::hasProperty(FM_PROP_CONTROLLABEL, xControlModel))
234     {
235         Reference< ::com::sun::star::beans::XPropertySet> xLabelSet;
236         xControlModel->getPropertyValue(FM_PROP_CONTROLLABEL) >>= xLabelSet;
237         if (xLabelSet.is() && ::comphelper::hasProperty(FM_PROP_LABEL, xLabelSet))
238         {
239             Any aLabel( xLabelSet->getPropertyValue(FM_PROP_LABEL) );
240             if ((aLabel.getValueTypeClass() == TypeClass_STRING) && ::comphelper::getString(aLabel).getLength())
241                 return ::comphelper::getString(aLabel);
242         }
243     }
244 
245     return ::comphelper::getString(xControlModel->getPropertyValue(FM_PROP_CONTROLSOURCE));
246 }
247 
248 //========================================================================
249 // = CursorWrapper
250 //------------------------------------------------------------------------
CursorWrapper(const Reference<::com::sun::star::sdbc::XRowSet> & _rxCursor,sal_Bool bUseCloned)251 CursorWrapper::CursorWrapper(const Reference< ::com::sun::star::sdbc::XRowSet>& _rxCursor, sal_Bool bUseCloned)
252 {
253     ImplConstruct(Reference< ::com::sun::star::sdbc::XResultSet>(_rxCursor, UNO_QUERY), bUseCloned);
254 }
255 
256 //------------------------------------------------------------------------
CursorWrapper(const Reference<::com::sun::star::sdbc::XResultSet> & _rxCursor,sal_Bool bUseCloned)257 CursorWrapper::CursorWrapper(const Reference< ::com::sun::star::sdbc::XResultSet>& _rxCursor, sal_Bool bUseCloned)
258 {
259     ImplConstruct(_rxCursor, bUseCloned);
260 }
261 
262 //------------------------------------------------------------------------
ImplConstruct(const Reference<::com::sun::star::sdbc::XResultSet> & _rxCursor,sal_Bool bUseCloned)263 void CursorWrapper::ImplConstruct(const Reference< ::com::sun::star::sdbc::XResultSet>& _rxCursor, sal_Bool bUseCloned)
264 {
265     if (bUseCloned)
266     {
267         Reference< ::com::sun::star::sdb::XResultSetAccess> xAccess(_rxCursor, UNO_QUERY);
268         try
269         {
270             m_xMoveOperations = xAccess.is() ? xAccess->createResultSet() : Reference< ::com::sun::star::sdbc::XResultSet>();
271         }
272         catch(Exception&)
273         {
274         }
275     }
276     else
277         m_xMoveOperations   = _rxCursor;
278 
279     m_xBookmarkOperations   = m_xBookmarkOperations.query( m_xMoveOperations );
280     m_xColumnsSupplier      = m_xColumnsSupplier.query( m_xMoveOperations );
281     m_xPropertyAccess       = m_xPropertyAccess.query( m_xMoveOperations );
282 
283     if ( !m_xMoveOperations.is() || !m_xBookmarkOperations.is() || !m_xColumnsSupplier.is() || !m_xPropertyAccess.is() )
284     {   // all or nothing !!
285         m_xMoveOperations = NULL;
286         m_xBookmarkOperations = NULL;
287         m_xColumnsSupplier = NULL;
288     }
289     else
290         m_xGeneric = m_xMoveOperations.get();
291 }
292 
293 //------------------------------------------------------------------------
operator =(const Reference<::com::sun::star::sdbc::XRowSet> & _rxCursor)294 const CursorWrapper& CursorWrapper::operator=(const Reference< ::com::sun::star::sdbc::XRowSet>& _rxCursor)
295 {
296     m_xMoveOperations = Reference< ::com::sun::star::sdbc::XResultSet>(_rxCursor, UNO_QUERY);
297     m_xBookmarkOperations = Reference< ::com::sun::star::sdbcx::XRowLocate>(_rxCursor, UNO_QUERY);
298     m_xColumnsSupplier = Reference< ::com::sun::star::sdbcx::XColumnsSupplier>(_rxCursor, UNO_QUERY);
299     if (!m_xMoveOperations.is() || !m_xBookmarkOperations.is() || !m_xColumnsSupplier.is())
300     {   // all or nothing !!
301         m_xMoveOperations = NULL;
302         m_xBookmarkOperations = NULL;
303         m_xColumnsSupplier = NULL;
304     }
305     return *this;
306 }
307 
308 //------------------------------------------------------------------------------
~FmXDisposeListener()309 FmXDisposeListener::~FmXDisposeListener()
310 {
311     setAdapter(NULL);
312 }
313 
314 //------------------------------------------------------------------------------
setAdapter(FmXDisposeMultiplexer * pAdapter)315 void FmXDisposeListener::setAdapter(FmXDisposeMultiplexer* pAdapter)
316 {
317     if (m_pAdapter)
318     {
319         ::osl::MutexGuard aGuard(m_rMutex);
320         m_pAdapter->release();
321         m_pAdapter = NULL;
322     }
323 
324     if (pAdapter)
325     {
326         ::osl::MutexGuard aGuard(m_rMutex);
327         m_pAdapter = pAdapter;
328         m_pAdapter->acquire();
329     }
330 }
331 
332 //==============================================================================
333 DBG_NAME(FmXDisposeMultiplexer);
334 //------------------------------------------------------------------------------
FmXDisposeMultiplexer(FmXDisposeListener * _pListener,const Reference<::com::sun::star::lang::XComponent> & _rxObject,sal_Int16 _nId)335 FmXDisposeMultiplexer::FmXDisposeMultiplexer(FmXDisposeListener* _pListener, const Reference< ::com::sun::star::lang::XComponent>& _rxObject, sal_Int16 _nId)
336     :m_xObject(_rxObject)
337     ,m_pListener(_pListener)
338     ,m_nId(_nId)
339 {
340     DBG_CTOR(FmXDisposeMultiplexer, NULL);
341     m_pListener->setAdapter(this);
342 
343     if (m_xObject.is())
344         m_xObject->addEventListener(this);
345 }
346 
347 //------------------------------------------------------------------------------
~FmXDisposeMultiplexer()348 FmXDisposeMultiplexer::~FmXDisposeMultiplexer()
349 {
350     DBG_DTOR(FmXDisposeMultiplexer, NULL);
351 }
352 
353 // ::com::sun::star::lang::XEventListener
354 //------------------------------------------------------------------
disposing(const::com::sun::star::lang::EventObject & _Source)355 void FmXDisposeMultiplexer::disposing(const ::com::sun::star::lang::EventObject& _Source) throw( RuntimeException )
356 {
357     Reference< ::com::sun::star::lang::XEventListener> xPreventDelete(this);
358 
359     if (m_pListener)
360     {
361         m_pListener->disposing(_Source, m_nId);
362         m_pListener->setAdapter(NULL);
363         m_pListener = NULL;
364     }
365     m_xObject = NULL;
366 }
367 
368 //------------------------------------------------------------------
dispose()369 void FmXDisposeMultiplexer::dispose()
370 {
371     if (m_xObject.is())
372     {
373         Reference< ::com::sun::star::lang::XEventListener> xPreventDelete(this);
374 
375         m_xObject->removeEventListener(this);
376         m_xObject = NULL;
377 
378         m_pListener->setAdapter(NULL);
379         m_pListener = NULL;
380     }
381 }
382 
383 //==============================================================================
384 //------------------------------------------------------------------------------
getControlTypeByObject(const Reference<::com::sun::star::lang::XServiceInfo> & _rxObject)385 sal_Int16 getControlTypeByObject(const Reference< ::com::sun::star::lang::XServiceInfo>& _rxObject)
386 {
387     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "svx", "Ocke.Janssen@sun.com", "fmtools::getControlTypeByObject" );
388     // ask for the persistent service name
389     Reference< ::com::sun::star::io::XPersistObject> xPersistence(_rxObject, UNO_QUERY);
390     DBG_ASSERT(xPersistence.is(), "::getControlTypeByObject : argument shold be an ::com::sun::star::io::XPersistObject !");
391     if (!xPersistence.is())
392         return OBJ_FM_CONTROL;
393 
394     ::rtl::OUString sPersistentServiceName = xPersistence->getServiceName();
395     if (sPersistentServiceName.equals(FM_COMPONENT_EDIT))   // 5.0-Name
396     {
397         // may be a simple edit field or a formatted field, dependent of the supported services
398         if (_rxObject->supportsService(FM_SUN_COMPONENT_FORMATTEDFIELD))
399             return OBJ_FM_FORMATTEDFIELD;
400         return OBJ_FM_EDIT;
401     }
402     if (sPersistentServiceName.equals(FM_COMPONENT_TEXTFIELD))
403         return OBJ_FM_EDIT;
404     if (sPersistentServiceName.equals(FM_COMPONENT_COMMANDBUTTON))
405         return OBJ_FM_BUTTON;
406     if (sPersistentServiceName.equals(FM_COMPONENT_FIXEDTEXT))
407         return OBJ_FM_FIXEDTEXT;
408     if (sPersistentServiceName.equals(FM_COMPONENT_LISTBOX))
409         return OBJ_FM_LISTBOX;
410     if (sPersistentServiceName.equals(FM_COMPONENT_CHECKBOX))
411         return OBJ_FM_CHECKBOX;
412     if (sPersistentServiceName.equals(FM_COMPONENT_RADIOBUTTON))
413         return OBJ_FM_RADIOBUTTON;
414     if (sPersistentServiceName.equals(FM_COMPONENT_GROUPBOX))
415         return OBJ_FM_GROUPBOX;
416     if (sPersistentServiceName.equals(FM_COMPONENT_COMBOBOX))
417         return OBJ_FM_COMBOBOX;
418     if (sPersistentServiceName.equals(FM_COMPONENT_GRID))   // 5.0-Name
419         return OBJ_FM_GRID;
420     if (sPersistentServiceName.equals(FM_COMPONENT_GRIDCONTROL))
421         return OBJ_FM_GRID;
422     if (sPersistentServiceName.equals(FM_COMPONENT_IMAGEBUTTON))
423         return OBJ_FM_IMAGEBUTTON;
424     if (sPersistentServiceName.equals(FM_COMPONENT_FILECONTROL))
425         return OBJ_FM_FILECONTROL;
426     if (sPersistentServiceName.equals(FM_COMPONENT_DATEFIELD))
427         return OBJ_FM_DATEFIELD;
428     if (sPersistentServiceName.equals(FM_COMPONENT_TIMEFIELD))
429         return OBJ_FM_TIMEFIELD;
430     if (sPersistentServiceName.equals(FM_COMPONENT_NUMERICFIELD))
431         return OBJ_FM_NUMERICFIELD;
432     if (sPersistentServiceName.equals(FM_COMPONENT_CURRENCYFIELD))
433         return OBJ_FM_CURRENCYFIELD;
434     if (sPersistentServiceName.equals(FM_COMPONENT_PATTERNFIELD))
435         return OBJ_FM_PATTERNFIELD;
436     if (sPersistentServiceName.equals(FM_COMPONENT_HIDDEN)) // 5.0-Name
437         return OBJ_FM_HIDDEN;
438     if (sPersistentServiceName.equals(FM_COMPONENT_HIDDENCONTROL))
439         return OBJ_FM_HIDDEN;
440     if (sPersistentServiceName.equals(FM_COMPONENT_IMAGECONTROL))
441         return OBJ_FM_IMAGECONTROL;
442     if (sPersistentServiceName.equals(FM_COMPONENT_FORMATTEDFIELD))
443     {
444         DBG_ERROR("::getControlTypeByObject : suspicious persistent service name (formatted field) !");
445             // objects with that service name should exist as they aren't compatible with older versions
446         return OBJ_FM_FORMATTEDFIELD;
447     }
448     if ( sPersistentServiceName.equals( FM_SUN_COMPONENT_SCROLLBAR ) )
449         return OBJ_FM_SCROLLBAR;
450     if ( sPersistentServiceName.equals( FM_SUN_COMPONENT_SPINBUTTON) )
451         return OBJ_FM_SPINBUTTON;
452     if (sPersistentServiceName.equals(FM_SUN_COMPONENT_NAVIGATIONBAR))
453         return OBJ_FM_NAVIGATIONBAR;
454 
455     DBG_ERROR("::getControlTypeByObject : unknown object type !");
456     return OBJ_FM_CONTROL;
457 }
458 
459 //------------------------------------------------------------------------------
setConnection(const Reference<::com::sun::star::sdbc::XRowSet> & _rxRowSet,const Reference<::com::sun::star::sdbc::XConnection> & _rxConn)460 void setConnection(const Reference< ::com::sun::star::sdbc::XRowSet>& _rxRowSet, const Reference< ::com::sun::star::sdbc::XConnection>& _rxConn)
461 {
462     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "svx", "Ocke.Janssen@sun.com", "fmtools::setConnection" );
463     Reference< ::com::sun::star::beans::XPropertySet> xRowSetProps(_rxRowSet, UNO_QUERY);
464     if (xRowSetProps.is())
465     {
466         try
467         {
468             Any aConn(makeAny(_rxConn));
469             xRowSetProps->setPropertyValue(FM_PROP_ACTIVE_CONNECTION, aConn);
470         }
471         catch(Exception&)
472         {
473             DBG_ERROR("::setConnection : could not set the connection !");
474         }
475 
476     }
477 }
478 //------------------------------------------------------------------------------
isRowSetAlive(const Reference<XInterface> & _rxRowSet)479 sal_Bool isRowSetAlive(const Reference< XInterface >& _rxRowSet)
480 {
481     RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "svx", "Ocke.Janssen@sun.com", "fmtools::isRowSetAlive" );
482     sal_Bool bIsAlive = sal_False;
483     Reference< ::com::sun::star::sdbcx::XColumnsSupplier> xSupplyCols(_rxRowSet, UNO_QUERY);
484     Reference< ::com::sun::star::container::XIndexAccess> xCols;
485     if (xSupplyCols.is())
486         xCols = Reference< ::com::sun::star::container::XIndexAccess>(xSupplyCols->getColumns(), UNO_QUERY);
487     if (xCols.is() && (xCols->getCount() > 0))
488         bIsAlive = sal_True;
489 
490     return bIsAlive;
491 }
492 
493