xref: /trunk/main/extensions/source/propctrlr/eformspropertyhandler.cxx (revision 91144cd0085a7583d2099b982122deb2184ab956)
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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_extensions.hxx"
26 #include "eformspropertyhandler.hxx"
27 #include "formstrings.hxx"
28 #include "formmetadata.hxx"
29 #include "propctrlr.hrc"
30 #include "formbrowsertools.hxx"
31 #include "eformshelper.hxx"
32 #include "handlerhelper.hxx"
33 
34 /** === begin UNO includes === **/
35 #include <com/sun/star/ui/dialogs/XExecutableDialog.hpp>
36 #include <com/sun/star/inspection/PropertyControlType.hpp>
37 #include <com/sun/star/inspection/XObjectInspectorUI.hpp>
38 /** === end UNO includes === **/
39 #include <tools/debug.hxx>
40 
41 #include <functional>
42 
43 //------------------------------------------------------------------------
createRegistryInfo_EFormsPropertyHandler()44 extern "C" void SAL_CALL createRegistryInfo_EFormsPropertyHandler()
45 {
46     ::pcr::EFormsPropertyHandler::registerImplementation();
47 }
48 
49 //........................................................................
50 namespace pcr
51 {
52 //........................................................................
53 
54     using namespace ::com::sun::star;
55     using namespace ::com::sun::star::uno;
56     using namespace ::com::sun::star::lang;
57     using namespace ::com::sun::star::beans;
58     using namespace ::com::sun::star::xforms;
59     using namespace ::com::sun::star::script;
60     using namespace ::com::sun::star::ui::dialogs;
61     using namespace ::com::sun::star::form::binding;
62     using namespace ::com::sun::star::inspection;
63 
64     //====================================================================
65     //= EFormsPropertyHandler
66     //====================================================================
DBG_NAME(EFormsPropertyHandler)67     DBG_NAME( EFormsPropertyHandler )
68     //--------------------------------------------------------------------
69     EFormsPropertyHandler::EFormsPropertyHandler( const Reference< XComponentContext >& _rxContext )
70         :EFormsPropertyHandler_Base( _rxContext )
71         ,m_bSimulatingModelChange( false )
72     {
73         DBG_CTOR( EFormsPropertyHandler, NULL );
74     }
75 
76     //--------------------------------------------------------------------
~EFormsPropertyHandler()77     EFormsPropertyHandler::~EFormsPropertyHandler( )
78     {
79         DBG_DTOR( EFormsPropertyHandler, NULL );
80     }
81 
82     //--------------------------------------------------------------------
getImplementationName_static()83     ::rtl::OUString SAL_CALL EFormsPropertyHandler::getImplementationName_static(  )
84     {
85         return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.extensions.EFormsPropertyHandler" ) );
86     }
87 
88     //--------------------------------------------------------------------
getSupportedServiceNames_static()89     Sequence< ::rtl::OUString > SAL_CALL EFormsPropertyHandler::getSupportedServiceNames_static(  )
90     {
91         Sequence< ::rtl::OUString > aSupported( 1 );
92         aSupported[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.form.inspection.XMLFormsPropertyHandler" ) );
93         return aSupported;
94     }
95 
96     //--------------------------------------------------------------------
getModelNamePropertyValue() const97     ::rtl::OUString EFormsPropertyHandler::getModelNamePropertyValue() const
98     {
99         ::rtl::OUString sModelName = m_pHelper->getCurrentFormModelName();
100         if ( !sModelName.getLength() )
101             sModelName = m_sBindingLessModelName;
102         return sModelName;
103     }
104 
105     //--------------------------------------------------------------------
getPropertyValue(const::rtl::OUString & _rPropertyName)106     Any SAL_CALL EFormsPropertyHandler::getPropertyValue( const ::rtl::OUString& _rPropertyName )
107     {
108         ::osl::MutexGuard aGuard( m_aMutex );
109         PropertyId nPropId( impl_getPropertyId_throw( _rPropertyName ) );
110 
111         OSL_ENSURE( m_pHelper.get(), "EFormsPropertyHandler::getPropertyValue: we don't have any SupportedProperties!" );
112             // if we survived impl_getPropertyId_throw, we should have a helper, since no helper implies no properties
113 
114         Any aReturn;
115         try
116         {
117             switch ( nPropId )
118             {
119             case PROPERTY_ID_LIST_BINDING:
120                 aReturn <<= m_pHelper->getCurrentListSourceBinding();
121                 break;
122 
123             case PROPERTY_ID_XML_DATA_MODEL:
124                 aReturn <<= getModelNamePropertyValue();
125                 break;
126 
127             case PROPERTY_ID_BINDING_NAME:
128                 aReturn <<= m_pHelper->getCurrentBindingName();
129                 break;
130 
131             case PROPERTY_ID_BIND_EXPRESSION:
132             case PROPERTY_ID_XSD_CONSTRAINT:
133             case PROPERTY_ID_XSD_CALCULATION:
134             case PROPERTY_ID_XSD_REQUIRED:
135             case PROPERTY_ID_XSD_RELEVANT:
136             case PROPERTY_ID_XSD_READONLY:
137             {
138                 Reference< XPropertySet > xBindingProps( m_pHelper->getCurrentBinding() );
139                 if ( xBindingProps.is() )
140                 {
141                     aReturn = xBindingProps->getPropertyValue( _rPropertyName );
142                     DBG_ASSERT( aReturn.getValueType().equals( ::getCppuType( static_cast< ::rtl::OUString* >( NULL ) ) ),
143                         "EFormsPropertyHandler::getPropertyValue: invalid BindingExpression value type!" );
144                 }
145                 else
146                     aReturn <<= ::rtl::OUString();
147             }
148             break;
149 
150             default:
151                 DBG_ERROR( "EFormsPropertyHandler::getPropertyValue: cannot handle this property!" );
152                 break;
153             }
154         }
155         catch( const Exception& )
156         {
157 #if OSL_DEBUG_LEVEL > 0
158             ::rtl::OString sMessage( "EFormsPropertyHandler::getPropertyValue: caught an exception!" );
159             sMessage += "\n(have been asked for the \"";
160             sMessage += ::rtl::OString( _rPropertyName.getStr(), _rPropertyName.getLength(), RTL_TEXTENCODING_ASCII_US );
161             sMessage += "\" property.)";
162             OSL_ENSURE( sal_False, sMessage.getStr() );
163 #endif
164         }
165         return aReturn;
166     }
167 
168     //--------------------------------------------------------------------
setPropertyValue(const::rtl::OUString & _rPropertyName,const Any & _rValue)169     void SAL_CALL EFormsPropertyHandler::setPropertyValue( const ::rtl::OUString& _rPropertyName, const Any& _rValue )
170     {
171         ::osl::MutexGuard aGuard( m_aMutex );
172         PropertyId nPropId( impl_getPropertyId_throw( _rPropertyName ) );
173 
174         OSL_ENSURE( m_pHelper.get(), "EFormsPropertyHandler::setPropertyValue: we don't have any SupportedProperties!" );
175             // if we survived impl_getPropertyId_throw, we should have a helper, since no helper implies no properties
176 
177         try
178         {
179             Any aOldValue = getPropertyValue( _rPropertyName );
180 
181             switch ( nPropId )
182             {
183             case PROPERTY_ID_LIST_BINDING:
184             {
185                 Reference< XListEntrySource > xSource;
186                 OSL_VERIFY( _rValue >>= xSource );
187                 m_pHelper->setListSourceBinding( xSource );
188             }
189             break;
190 
191             case PROPERTY_ID_XML_DATA_MODEL:
192             {
193                 OSL_VERIFY( _rValue >>= m_sBindingLessModelName );
194 
195                 // if the model changed, reset the binding to NULL
196                 if ( m_pHelper->getCurrentFormModelName() != m_sBindingLessModelName )
197                 {
198                     ::rtl::OUString sOldBindingName = m_pHelper->getCurrentBindingName();
199                     m_pHelper->setBinding( NULL );
200                     firePropertyChange( PROPERTY_BINDING_NAME, PROPERTY_ID_BINDING_NAME,
201                         makeAny( sOldBindingName ), makeAny( ::rtl::OUString() ) );
202                 }
203             }
204             break;
205 
206             case PROPERTY_ID_BINDING_NAME:
207             {
208                 ::rtl::OUString sNewBindingName;
209                 OSL_VERIFY( _rValue >>= sNewBindingName );
210 
211                 bool bPreviouslyEmptyModel = !m_pHelper->getCurrentFormModel().is();
212 
213                 Reference< XPropertySet > xNewBinding;
214                 if ( sNewBindingName.getLength() )
215                     // obtain the binding with this name, for the current model
216                     xNewBinding = m_pHelper->getOrCreateBindingForModel( getModelNamePropertyValue(), sNewBindingName );
217 
218                 m_pHelper->setBinding( xNewBinding );
219 
220                 if ( bPreviouslyEmptyModel )
221                 {   // simulate a property change for the model property
222                     // This is because we "simulate" the Model property by remembering the
223                     // value ourself. Other instances might, however, not know this value,
224                     // but prefer to retrieve it somewhere else - e.g. from the EFormsHelper
225                     //
226                     // The really correct solution would be if *all* property handlers
227                     // obtain a "current property value" for *all* properties from a central
228                     // instance. Then, handler A could ask it for the value of property
229                     // X, and this request would be re-routed to handler B, which ultimately
230                     // knows the current value.
231                     // However, there's no such mechanism in place currently.
232                     m_bSimulatingModelChange = true;
233                     firePropertyChange( PROPERTY_XML_DATA_MODEL, PROPERTY_ID_XML_DATA_MODEL,
234                         makeAny( ::rtl::OUString() ), makeAny( getModelNamePropertyValue() ) );
235                     m_bSimulatingModelChange = false;
236                 }
237             }
238             break;
239 
240             case PROPERTY_ID_BIND_EXPRESSION:
241             {
242                 Reference< XPropertySet > xBinding( m_pHelper->getCurrentBinding() );
243                 OSL_ENSURE( xBinding.is(), "You should not reach this without an active binding!" );
244                 if ( xBinding.is() )
245                     xBinding->setPropertyValue( PROPERTY_BIND_EXPRESSION, _rValue );
246             }
247             break;
248 
249             case PROPERTY_ID_XSD_REQUIRED:
250             case PROPERTY_ID_XSD_RELEVANT:
251             case PROPERTY_ID_XSD_READONLY:
252             case PROPERTY_ID_XSD_CONSTRAINT:
253             case PROPERTY_ID_XSD_CALCULATION:
254             {
255                 Reference< XPropertySet > xBindingProps( m_pHelper->getCurrentBinding() );
256                 DBG_ASSERT( xBindingProps.is(), "EFormsPropertyHandler::setPropertyValue: how can I set a property if there's no binding?" );
257                 if ( xBindingProps.is() )
258                 {
259                     DBG_ASSERT( _rValue.getValueType().equals( ::getCppuType( static_cast< ::rtl::OUString* >( NULL ) ) ),
260                         "EFormsPropertyHandler::setPropertyValue: invalid value type!" );
261                     xBindingProps->setPropertyValue( _rPropertyName, _rValue );
262                 }
263             }
264             break;
265 
266             default:
267                 DBG_ERROR( "EFormsPropertyHandler::setPropertyValue: cannot handle this property!" );
268                 break;
269             }
270 
271             impl_setContextDocumentModified_nothrow();
272 
273             Any aNewValue( getPropertyValue( _rPropertyName ) );
274             firePropertyChange( _rPropertyName, nPropId, aOldValue, aNewValue );
275         }
276         catch( const Exception& )
277         {
278             OSL_ENSURE( sal_False, "EFormsPropertyHandler::setPropertyValue: caught an exception!" );
279         }
280     }
281 
282     //--------------------------------------------------------------------
onNewComponent()283     void EFormsPropertyHandler::onNewComponent()
284     {
285         EFormsPropertyHandler_Base::onNewComponent();
286 
287         Reference< frame::XModel > xDocument( impl_getContextDocument_nothrow() );
288         DBG_ASSERT( xDocument.is(), "EFormsPropertyHandler::onNewComponent: no document!" );
289         if ( EFormsHelper::isEForm( xDocument ) )
290             m_pHelper.reset( new EFormsHelper( m_aMutex, m_xComponent, xDocument ) );
291         else
292             m_pHelper.reset();
293     }
294 
295     //--------------------------------------------------------------------
doDescribeSupportedProperties() const296     Sequence< Property > SAL_CALL EFormsPropertyHandler::doDescribeSupportedProperties() const
297     {
298         ::std::vector< Property > aProperties;
299 
300         if ( m_pHelper.get() )
301         {
302             if ( m_pHelper->canBindToAnyDataType() )
303             {
304                 aProperties.reserve( 7 );
305                 addStringPropertyDescription( aProperties, PROPERTY_XML_DATA_MODEL );
306                 addStringPropertyDescription( aProperties, PROPERTY_BINDING_NAME );
307                 addStringPropertyDescription( aProperties, PROPERTY_BIND_EXPRESSION );
308                 addStringPropertyDescription( aProperties, PROPERTY_XSD_REQUIRED );
309                 addStringPropertyDescription( aProperties, PROPERTY_XSD_RELEVANT );
310                 addStringPropertyDescription( aProperties, PROPERTY_XSD_READONLY );
311                 addStringPropertyDescription( aProperties, PROPERTY_XSD_CONSTRAINT );
312                 addStringPropertyDescription( aProperties, PROPERTY_XSD_CALCULATION );
313             }
314             if ( m_pHelper->isListEntrySink() )
315             {
316                 implAddPropertyDescription( aProperties, PROPERTY_LIST_BINDING,
317                     ::getCppuType( static_cast< Reference< XListEntrySource > * >( NULL ) ) );
318             }
319         }
320 
321         if ( aProperties.empty() )
322             return Sequence< Property >();
323         return Sequence< Property >( &(*aProperties.begin()), aProperties.size() );
324     }
325 
326     //--------------------------------------------------------------------
convertToPropertyValue(const::rtl::OUString & _rPropertyName,const Any & _rControlValue)327     Any SAL_CALL EFormsPropertyHandler::convertToPropertyValue( const ::rtl::OUString& _rPropertyName, const Any& _rControlValue )
328     {
329         ::osl::MutexGuard aGuard( m_aMutex );
330         Any aReturn;
331 
332         OSL_ENSURE( m_pHelper.get(), "EFormsPropertyHandler::convertToPropertyValue: we have no SupportedProperties!" );
333         if ( !m_pHelper.get() )
334             return aReturn;
335 
336         PropertyId nPropId( m_pInfoService->getPropertyId( _rPropertyName ) );
337 
338         ::rtl::OUString sControlValue;
339         switch ( nPropId )
340         {
341         case PROPERTY_ID_LIST_BINDING:
342         {
343             OSL_VERIFY( _rControlValue >>= sControlValue );
344             Reference< XListEntrySource > xListSource( m_pHelper->getModelElementFromUIName( EFormsHelper::Binding, sControlValue ), UNO_QUERY );
345             OSL_ENSURE( xListSource.is() || !m_pHelper->getModelElementFromUIName( EFormsHelper::Binding, sControlValue ).is(),
346                 "EFormsPropertyHandler::convertToPropertyValue: there's a binding which is no ListEntrySource!" );
347             aReturn <<= xListSource;
348         }
349         break;
350 
351         default:
352             aReturn = EFormsPropertyHandler_Base::convertToPropertyValue( _rPropertyName, _rControlValue );
353             break;
354         }
355 
356         return aReturn;
357     }
358 
359     //--------------------------------------------------------------------
convertToControlValue(const::rtl::OUString & _rPropertyName,const Any & _rPropertyValue,const Type & _rControlValueType)360     Any SAL_CALL EFormsPropertyHandler::convertToControlValue( const ::rtl::OUString& _rPropertyName, const Any& _rPropertyValue, const Type& _rControlValueType )
361     {
362         ::osl::MutexGuard aGuard( m_aMutex );
363         Any aReturn;
364 
365         OSL_ENSURE( m_pHelper.get(), "EFormsPropertyHandler::convertToControlValue: we have no SupportedProperties!" );
366         if ( !m_pHelper.get() )
367             return aReturn;
368 
369         PropertyId nPropId( m_pInfoService->getPropertyId( _rPropertyName ) );
370 
371         OSL_ENSURE( _rControlValueType.getTypeClass() == TypeClass_STRING,
372             "EFormsPropertyHandler::convertToControlValue: all our controls should use strings for value exchange!" );
373 
374         switch ( nPropId )
375         {
376         case PROPERTY_ID_LIST_BINDING:
377         {
378             Reference< XPropertySet > xListSourceBinding( _rPropertyValue, UNO_QUERY );
379             if ( xListSourceBinding.is() )
380                 aReturn <<= m_pHelper->getModelElementUIName( EFormsHelper::Binding, xListSourceBinding );
381         }
382         break;
383 
384         default:
385             aReturn = EFormsPropertyHandler_Base::convertToControlValue( _rPropertyName, _rPropertyValue, _rControlValueType );
386             break;
387         }
388 
389         return aReturn;
390     }
391 
392     //--------------------------------------------------------------------
getActuatingProperties()393     Sequence< ::rtl::OUString > SAL_CALL EFormsPropertyHandler::getActuatingProperties( )
394     {
395         ::osl::MutexGuard aGuard( m_aMutex );
396         if ( !m_pHelper.get() )
397             return Sequence< ::rtl::OUString >();
398 
399         ::std::vector< ::rtl::OUString > aInterestedInActuations( 2 );
400         aInterestedInActuations[ 0 ] = PROPERTY_XML_DATA_MODEL;
401         aInterestedInActuations[ 1 ] = PROPERTY_BINDING_NAME;
402         return Sequence< ::rtl::OUString >( &(*aInterestedInActuations.begin()), aInterestedInActuations.size() );
403     }
404 
405     //--------------------------------------------------------------------
getSupersededProperties()406     Sequence< ::rtl::OUString > SAL_CALL EFormsPropertyHandler::getSupersededProperties( )
407     {
408         ::osl::MutexGuard aGuard( m_aMutex );
409         if ( !m_pHelper.get() )
410             return Sequence< ::rtl::OUString >();
411 
412         Sequence< ::rtl::OUString > aReturn( 1 );
413         aReturn[ 0 ] = PROPERTY_INPUT_REQUIRED;
414         return aReturn;
415     }
416 
417     //--------------------------------------------------------------------
describePropertyLine(const::rtl::OUString & _rPropertyName,const Reference<XPropertyControlFactory> & _rxControlFactory)418     LineDescriptor SAL_CALL EFormsPropertyHandler::describePropertyLine( const ::rtl::OUString& _rPropertyName,
419         const Reference< XPropertyControlFactory >& _rxControlFactory )
420     {
421         ::osl::MutexGuard aGuard( m_aMutex );
422         if ( !_rxControlFactory.is() )
423             throw NullPointerException();
424         if ( !m_pHelper.get() )
425             throw RuntimeException();
426 
427         LineDescriptor aDescriptor;
428         sal_Int16 nControlType = PropertyControlType::TextField;
429         ::std::vector< ::rtl::OUString > aListEntries;
430         PropertyId nPropId( impl_getPropertyId_throw( _rPropertyName ) );
431         switch ( nPropId )
432         {
433         case PROPERTY_ID_LIST_BINDING:
434             nControlType = PropertyControlType::ListBox;
435             const_cast< EFormsHelper* >( m_pHelper.get() )->getAllElementUINames( EFormsHelper::Binding, aListEntries, true );
436             break;
437 
438         case PROPERTY_ID_XML_DATA_MODEL:
439             nControlType = PropertyControlType::ListBox;
440             m_pHelper->getFormModelNames( aListEntries );
441             break;
442 
443         case PROPERTY_ID_BINDING_NAME:
444         {
445             nControlType = PropertyControlType::ComboBox;
446             ::rtl::OUString sCurrentModel( getModelNamePropertyValue() );
447             if ( sCurrentModel.getLength() )
448                 m_pHelper->getBindingNames( sCurrentModel, aListEntries );
449         }
450         break;
451 
452         case PROPERTY_ID_BIND_EXPRESSION:   aDescriptor.PrimaryButtonId = rtl::OUString::createFromAscii(UID_PROP_DLG_BIND_EXPRESSION); break;
453         case PROPERTY_ID_XSD_REQUIRED:      aDescriptor.PrimaryButtonId = rtl::OUString::createFromAscii(UID_PROP_DLG_XSD_REQUIRED);    break;
454         case PROPERTY_ID_XSD_RELEVANT:      aDescriptor.PrimaryButtonId = rtl::OUString::createFromAscii(UID_PROP_DLG_XSD_RELEVANT);    break;
455         case PROPERTY_ID_XSD_READONLY:      aDescriptor.PrimaryButtonId = rtl::OUString::createFromAscii(UID_PROP_DLG_XSD_READONLY);    break;
456         case PROPERTY_ID_XSD_CONSTRAINT:    aDescriptor.PrimaryButtonId = rtl::OUString::createFromAscii(UID_PROP_DLG_XSD_CONSTRAINT);  break;
457         case PROPERTY_ID_XSD_CALCULATION:   aDescriptor.PrimaryButtonId = rtl::OUString::createFromAscii(UID_PROP_DLG_XSD_CALCULATION); break;
458 
459         default:
460             DBG_ERROR( "EFormsPropertyHandler::describePropertyLine: cannot handle this property!" );
461             break;
462         }
463 
464         switch ( nControlType )
465         {
466         case PropertyControlType::ListBox:
467             aDescriptor.Control = PropertyHandlerHelper::createListBoxControl( _rxControlFactory, aListEntries, sal_False, sal_True );
468             break;
469         case PropertyControlType::ComboBox:
470             aDescriptor.Control = PropertyHandlerHelper::createComboBoxControl( _rxControlFactory, aListEntries, sal_False, sal_True );
471             break;
472         default:
473             aDescriptor.Control = _rxControlFactory->createPropertyControl( nControlType, sal_False );
474             break;
475         }
476 
477         aDescriptor.DisplayName = m_pInfoService->getPropertyTranslation( nPropId );
478         aDescriptor.Category = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Data" ) );
479         aDescriptor.HelpURL = HelpIdUrl::getHelpURL( m_pInfoService->getPropertyHelpId( nPropId ) );
480         return aDescriptor;
481     }
482 
483     //--------------------------------------------------------------------
onInteractivePropertySelection(const::rtl::OUString & _rPropertyName,sal_Bool,Any & _rData,const Reference<XObjectInspectorUI> & _rxInspectorUI)484     InteractiveSelectionResult SAL_CALL EFormsPropertyHandler::onInteractivePropertySelection( const ::rtl::OUString& _rPropertyName, sal_Bool /*_bPrimary*/, Any& _rData, const Reference< XObjectInspectorUI >& _rxInspectorUI )
485     {
486         if ( !_rxInspectorUI.is() )
487             throw NullPointerException();
488 
489         ::osl::MutexGuard aGuard( m_aMutex );
490         OSL_ENSURE( m_pHelper.get(), "EFormsPropertyHandler::onInteractivePropertySelection: we do not have any SupportedProperties!" );
491         if ( !m_pHelper.get() )
492             return InteractiveSelectionResult_Cancelled;
493 
494         PropertyId nPropId( impl_getPropertyId_throw( _rPropertyName ) );
495         (void)nPropId;
496         OSL_ENSURE( ( PROPERTY_ID_BINDING_NAME == nPropId )
497                  || ( PROPERTY_ID_BIND_EXPRESSION == nPropId )
498                  || ( PROPERTY_ID_XSD_REQUIRED == nPropId )
499                  || ( PROPERTY_ID_XSD_RELEVANT == nPropId )
500                  || ( PROPERTY_ID_XSD_READONLY == nPropId )
501                  || ( PROPERTY_ID_XSD_CONSTRAINT == nPropId )
502                  || ( PROPERTY_ID_XSD_CALCULATION == nPropId ), "EFormsPropertyHandler::onInteractivePropertySelection: unexpected!" );
503 
504         try
505         {
506             Reference< XExecutableDialog > xDialog;
507             m_aContext.createComponent( "com.sun.star.xforms.ui.dialogs.AddCondition", xDialog );
508             Reference< XPropertySet > xDialogProps( xDialog, UNO_QUERY_THROW );
509 
510             // the model for the dialog to work with
511             Reference< xforms::XModel > xModel( m_pHelper->getCurrentFormModel() );
512             // the binding for the dialog to work with
513             Reference< XPropertySet > xBinding( m_pHelper->getCurrentBinding() );
514             // the aspect of the binding which the dialog should modify
515             ::rtl::OUString sFacetName( _rPropertyName );
516 
517             OSL_ENSURE( xModel.is() && xBinding.is() && sFacetName.getLength(),
518                 "EFormsPropertyHandler::onInteractivePropertySelection: something is missing for the dialog initialization!" );
519             if ( !( xModel.is() && xBinding.is() && sFacetName.getLength() ) )
520                 return InteractiveSelectionResult_Cancelled;
521 
522             xDialogProps->setPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "FormModel" ) ), makeAny( xModel ) );
523             xDialogProps->setPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Binding" ) ), makeAny( xBinding ) );
524             xDialogProps->setPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "FacetName" ) ), makeAny( sFacetName ) );
525 
526             if ( !xDialog->execute() )
527                 // cancelled
528                 return InteractiveSelectionResult_Cancelled;
529 
530             _rData = xDialogProps->getPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ConditionValue" ) ) );
531             return InteractiveSelectionResult_ObtainedValue;
532         }
533         catch( const Exception& )
534         {
535             OSL_ENSURE( sal_False, "EFormsPropertyHandler::onInteractivePropertySelection: caught an exception!" );
536         }
537 
538         // something went wrong here ...(but has been asserted already)
539         return InteractiveSelectionResult_Cancelled;
540     }
541 
542     //--------------------------------------------------------------------
addPropertyChangeListener(const Reference<XPropertyChangeListener> & _rxListener)543     void SAL_CALL EFormsPropertyHandler::addPropertyChangeListener( const Reference< XPropertyChangeListener >& _rxListener )
544     {
545         ::osl::MutexGuard aGuard( m_aMutex );
546         EFormsPropertyHandler_Base::addPropertyChangeListener( _rxListener );
547         if ( m_pHelper.get() )
548             m_pHelper->registerBindingListener( _rxListener );
549     }
550 
551     //--------------------------------------------------------------------
removePropertyChangeListener(const Reference<XPropertyChangeListener> & _rxListener)552     void SAL_CALL EFormsPropertyHandler::removePropertyChangeListener( const Reference< XPropertyChangeListener >& _rxListener )
553     {
554         ::osl::MutexGuard aGuard( m_aMutex );
555         if ( m_pHelper.get() )
556             m_pHelper->revokeBindingListener( _rxListener );
557         EFormsPropertyHandler_Base::removePropertyChangeListener( _rxListener );
558     }
559 
560     //--------------------------------------------------------------------
actuatingPropertyChanged(const::rtl::OUString & _rActuatingPropertyName,const Any & _rNewValue,const Any &,const Reference<XObjectInspectorUI> & _rxInspectorUI,sal_Bool)561     void SAL_CALL EFormsPropertyHandler::actuatingPropertyChanged( const ::rtl::OUString& _rActuatingPropertyName, const Any& _rNewValue, const Any& /*_rOldValue*/, const Reference< XObjectInspectorUI >& _rxInspectorUI, sal_Bool )
562     {
563         if ( !_rxInspectorUI.is() )
564             throw NullPointerException();
565 
566         ::osl::MutexGuard aGuard( m_aMutex );
567         PropertyId nActuatingPropId( impl_getPropertyId_throw( _rActuatingPropertyName ) );
568         OSL_PRECOND( m_pHelper.get(), "EFormsPropertyHandler::actuatingPropertyChanged: inconsistentcy!" );
569             // if we survived impl_getPropertyId_throw, we should have a helper, since no helper implies no properties
570 
571         DBG_ASSERT( _rxInspectorUI.is(), "EFormsPropertyHandler::actuatingPropertyChanged: invalid callback!" );
572         if ( !_rxInspectorUI.is() )
573             return;
574 
575         switch ( nActuatingPropId )
576         {
577         case PROPERTY_ID_XML_DATA_MODEL:
578         {
579             if ( m_bSimulatingModelChange )
580                 break;
581             ::rtl::OUString sDataModelName;
582             OSL_VERIFY( _rNewValue >>= sDataModelName );
583             sal_Bool bBoundToSomeModel = 0 != sDataModelName.getLength();
584             _rxInspectorUI->rebuildPropertyUI( PROPERTY_BINDING_NAME );
585             _rxInspectorUI->enablePropertyUI( PROPERTY_BINDING_NAME, bBoundToSomeModel );
586         }
587         // NO break
588 
589         case PROPERTY_ID_BINDING_NAME:
590         {
591             sal_Bool bHaveABinding = ( m_pHelper->getCurrentBindingName().getLength() > 0 );
592             _rxInspectorUI->enablePropertyUI( PROPERTY_BIND_EXPRESSION, bHaveABinding );
593             _rxInspectorUI->enablePropertyUI( PROPERTY_XSD_REQUIRED, bHaveABinding );
594             _rxInspectorUI->enablePropertyUI( PROPERTY_XSD_RELEVANT, bHaveABinding );
595             _rxInspectorUI->enablePropertyUI( PROPERTY_XSD_READONLY, bHaveABinding );
596             _rxInspectorUI->enablePropertyUI( PROPERTY_XSD_CONSTRAINT, bHaveABinding );
597             _rxInspectorUI->enablePropertyUI( PROPERTY_XSD_CALCULATION, bHaveABinding );
598             _rxInspectorUI->enablePropertyUI( PROPERTY_XSD_DATA_TYPE, bHaveABinding );
599         }
600         break;
601 
602         default:
603             DBG_ERROR( "EFormsPropertyHandler::actuatingPropertyChanged: cannot handle this property!" );
604             break;
605         }
606     }
607 
608 //........................................................................
609 } // namespace pcr
610 //........................................................................
611