Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

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

1 files changed, 600 insertions, 0 deletions

diff --git a/extensions/source/propctrlr/eformspropertyhandler.cxx b/extensions/source/propctrlr/eformspropertyhandler.cxx
new file mode 100644
index 000000000..7b11d1191
--- /dev/null
+++ b/extensions/source/propctrlr/eformspropertyhandler.cxx
@@ -0,0 +1,600 @@
+/* -*- 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 "eformspropertyhandler.hxx"
+#include "formstrings.hxx"
+#include "formmetadata.hxx"
+#include "pcrservices.hxx"
+#include <propctrlr.h>
+#include "eformshelper.hxx"
+#include "handlerhelper.hxx"
+
+#include <com/sun/star/lang/NullPointerException.hpp>
+#include <com/sun/star/ui/dialogs/XExecutableDialog.hpp>
+#include <com/sun/star/inspection/PropertyControlType.hpp>
+#include <com/sun/star/inspection/XObjectInspectorUI.hpp>
+#include <tools/debug.hxx>
+#include <tools/diagnose_ex.h>
+#include <sal/log.hxx>
+
+
+extern "C" void createRegistryInfo_EFormsPropertyHandler()
+{
+    ::pcr::EFormsPropertyHandler::registerImplementation();
+}
+
+
+namespace pcr
+{
+
+
+    using namespace ::com::sun::star;
+    using namespace ::com::sun::star::uno;
+    using namespace ::com::sun::star::lang;
+    using namespace ::com::sun::star::beans;
+    using namespace ::com::sun::star::xforms;
+    using namespace ::com::sun::star::script;
+    using namespace ::com::sun::star::ui::dialogs;
+    using namespace ::com::sun::star::form::binding;
+    using namespace ::com::sun::star::inspection;
+
+
+    //= EFormsPropertyHandler
+
+
+    EFormsPropertyHandler::EFormsPropertyHandler( const Reference< XComponentContext >& _rxContext )
+        :EFormsPropertyHandler_Base( _rxContext )
+        ,m_bSimulatingModelChange( false )
+    {
+    }
+
+
+    EFormsPropertyHandler::~EFormsPropertyHandler( )
+    {
+    }
+
+
+    OUString EFormsPropertyHandler::getImplementationName_static(  )
+    {
+        return "com.sun.star.comp.extensions.EFormsPropertyHandler";
+    }
+
+
+    Sequence< OUString > EFormsPropertyHandler::getSupportedServiceNames_static(  )
+    {
+        Sequence<OUString> aSupported { "com.sun.star.form.inspection.XMLFormsPropertyHandler" };
+        return aSupported;
+    }
+
+
+    OUString EFormsPropertyHandler::getModelNamePropertyValue() const
+    {
+        OUString sModelName = m_pHelper->getCurrentFormModelName();
+        if ( sModelName.isEmpty() )
+            sModelName = m_sBindingLessModelName;
+        return sModelName;
+    }
+
+
+    Any SAL_CALL EFormsPropertyHandler::getPropertyValue( const OUString& _rPropertyName )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+        PropertyId nPropId( impl_getPropertyId_throwUnknownProperty( _rPropertyName ) );
+
+        OSL_ENSURE(
+            m_pHelper,
+            "EFormsPropertyHandler::getPropertyValue: we don't have any SupportedProperties!");
+        // if we survived impl_getPropertyId_throwUnknownProperty, we should have a helper, since no helper implies no properties
+
+        Any aReturn;
+        try
+        {
+            switch ( nPropId )
+            {
+            case PROPERTY_ID_LIST_BINDING:
+                aReturn <<= m_pHelper->getCurrentListSourceBinding();
+                break;
+
+            case PROPERTY_ID_XML_DATA_MODEL:
+                aReturn <<= getModelNamePropertyValue();
+                break;
+
+            case PROPERTY_ID_BINDING_NAME:
+                aReturn <<= m_pHelper->getCurrentBindingName();
+                break;
+
+            case PROPERTY_ID_BIND_EXPRESSION:
+            case PROPERTY_ID_XSD_CONSTRAINT:
+            case PROPERTY_ID_XSD_CALCULATION:
+            case PROPERTY_ID_XSD_REQUIRED:
+            case PROPERTY_ID_XSD_RELEVANT:
+            case PROPERTY_ID_XSD_READONLY:
+            {
+                Reference< XPropertySet > xBindingProps( m_pHelper->getCurrentBinding() );
+                if ( xBindingProps.is() )
+                {
+                    aReturn = xBindingProps->getPropertyValue( _rPropertyName );
+                    DBG_ASSERT( aReturn.getValueType().equals( ::cppu::UnoType<OUString>::get() ),
+                        "EFormsPropertyHandler::getPropertyValue: invalid BindingExpression value type!" );
+                }
+                else
+                    aReturn <<= OUString();
+            }
+            break;
+
+            default:
+                OSL_FAIL( "EFormsPropertyHandler::getPropertyValue: cannot handle this property!" );
+                break;
+            }
+        }
+        catch( const Exception& )
+        {
+            TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "EFormsPropertyHandler::getPropertyValue: caught exception!"
+                "(have been asked for the \"" <<_rPropertyName << "\" property.)");
+        }
+        return aReturn;
+    }
+
+
+    void SAL_CALL EFormsPropertyHandler::setPropertyValue( const OUString& _rPropertyName, const Any& _rValue )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+        PropertyId nPropId( impl_getPropertyId_throwUnknownProperty( _rPropertyName ) );
+
+        OSL_ENSURE(
+            m_pHelper,
+            "EFormsPropertyHandler::setPropertyValue: we don't have any SupportedProperties!");
+        // if we survived impl_getPropertyId_throwUnknownProperty, we should have a helper, since no helper implies no properties
+
+        try
+        {
+            Any aOldValue = getPropertyValue( _rPropertyName );
+
+            switch ( nPropId )
+            {
+            case PROPERTY_ID_LIST_BINDING:
+            {
+                Reference< XListEntrySource > xSource;
+                OSL_VERIFY( _rValue >>= xSource );
+                m_pHelper->setListSourceBinding( xSource );
+            }
+            break;
+
+            case PROPERTY_ID_XML_DATA_MODEL:
+            {
+                OSL_VERIFY( _rValue >>= m_sBindingLessModelName );
+
+                // if the model changed, reset the binding to NULL
+                if ( m_pHelper->getCurrentFormModelName() != m_sBindingLessModelName )
+                {
+                    OUString sOldBindingName = m_pHelper->getCurrentBindingName();
+                    m_pHelper->setBinding( nullptr );
+                    firePropertyChange( PROPERTY_BINDING_NAME, PROPERTY_ID_BINDING_NAME,
+                        makeAny( sOldBindingName ), makeAny( OUString() ) );
+                }
+            }
+            break;
+
+            case PROPERTY_ID_BINDING_NAME:
+            {
+                OUString sNewBindingName;
+                OSL_VERIFY( _rValue >>= sNewBindingName );
+
+                bool bPreviouslyEmptyModel = !m_pHelper->getCurrentFormModel().is();
+
+                Reference< XPropertySet > xNewBinding;
+                if ( !sNewBindingName.isEmpty() )
+                    // obtain the binding with this name, for the current model
+                    xNewBinding = m_pHelper->getOrCreateBindingForModel( getModelNamePropertyValue(), sNewBindingName );
+
+                m_pHelper->setBinding( xNewBinding );
+
+                if ( bPreviouslyEmptyModel )
+                {   // simulate a property change for the model property
+                    // This is because we "simulate" the Model property by remembering the
+                    // value ourself. Other instances might, however, not know this value,
+                    // but prefer to retrieve it somewhere else - e.g. from the EFormsHelper
+
+                    // The really correct solution would be if *all* property handlers
+                    // obtain a "current property value" for *all* properties from a central
+                    // instance. Then, handler A could ask it for the value of property
+                    // X, and this request would be re-routed to handler B, which ultimately
+                    // knows the current value.
+                    // However, there's no such mechanism in place currently.
+                    m_bSimulatingModelChange = true;
+                    firePropertyChange( PROPERTY_XML_DATA_MODEL, PROPERTY_ID_XML_DATA_MODEL,
+                        makeAny( OUString() ), makeAny( getModelNamePropertyValue() ) );
+                    m_bSimulatingModelChange = false;
+                }
+            }
+            break;
+
+            case PROPERTY_ID_BIND_EXPRESSION:
+            {
+                Reference< XPropertySet > xBinding( m_pHelper->getCurrentBinding() );
+                OSL_ENSURE( xBinding.is(), "You should not reach this without an active binding!" );
+                if ( xBinding.is() )
+                    xBinding->setPropertyValue( PROPERTY_BIND_EXPRESSION, _rValue );
+            }
+            break;
+
+            case PROPERTY_ID_XSD_REQUIRED:
+            case PROPERTY_ID_XSD_RELEVANT:
+            case PROPERTY_ID_XSD_READONLY:
+            case PROPERTY_ID_XSD_CONSTRAINT:
+            case PROPERTY_ID_XSD_CALCULATION:
+            {
+                Reference< XPropertySet > xBindingProps( m_pHelper->getCurrentBinding() );
+                DBG_ASSERT( xBindingProps.is(), "EFormsPropertyHandler::setPropertyValue: how can I set a property if there's no binding?" );
+                if ( xBindingProps.is() )
+                {
+                    DBG_ASSERT( _rValue.getValueType().equals( ::cppu::UnoType<OUString>::get() ),
+                        "EFormsPropertyHandler::setPropertyValue: invalid value type!" );
+                    xBindingProps->setPropertyValue( _rPropertyName, _rValue );
+                }
+            }
+            break;
+
+            default:
+                OSL_FAIL( "EFormsPropertyHandler::setPropertyValue: cannot handle this property!" );
+                break;
+            }
+
+            impl_setContextDocumentModified_nothrow();
+
+            Any aNewValue( getPropertyValue( _rPropertyName ) );
+            firePropertyChange( _rPropertyName, nPropId, aOldValue, aNewValue );
+        }
+        catch( const Exception& )
+        {
+            TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "EFormsPropertyHandler::setPropertyValue" );
+        }
+    }
+
+
+    void EFormsPropertyHandler::onNewComponent()
+    {
+        EFormsPropertyHandler_Base::onNewComponent();
+
+        Reference< frame::XModel > xDocument( impl_getContextDocument_nothrow() );
+        DBG_ASSERT( xDocument.is(), "EFormsPropertyHandler::onNewComponent: no document!" );
+        if ( EFormsHelper::isEForm( xDocument ) )
+            m_pHelper.reset( new EFormsHelper( m_aMutex, m_xComponent, xDocument ) );
+        else
+            m_pHelper.reset();
+    }
+
+
+    Sequence< Property > EFormsPropertyHandler::doDescribeSupportedProperties() const
+    {
+        std::vector< Property > aProperties;
+
+        if (m_pHelper)
+        {
+            if ( m_pHelper->canBindToAnyDataType() )
+            {
+                aProperties.reserve( 7 );
+                addStringPropertyDescription( aProperties, PROPERTY_XML_DATA_MODEL );
+                addStringPropertyDescription( aProperties, PROPERTY_BINDING_NAME );
+                addStringPropertyDescription( aProperties, PROPERTY_BIND_EXPRESSION );
+                addStringPropertyDescription( aProperties, PROPERTY_XSD_REQUIRED );
+                addStringPropertyDescription( aProperties, PROPERTY_XSD_RELEVANT );
+                addStringPropertyDescription( aProperties, PROPERTY_XSD_READONLY );
+                addStringPropertyDescription( aProperties, PROPERTY_XSD_CONSTRAINT );
+                addStringPropertyDescription( aProperties, PROPERTY_XSD_CALCULATION );
+            }
+            if ( m_pHelper->isListEntrySink() )
+            {
+                implAddPropertyDescription( aProperties, PROPERTY_LIST_BINDING,
+                    cppu::UnoType<XListEntrySource>::get() );
+            }
+        }
+
+        if ( aProperties.empty() )
+            return Sequence< Property >();
+        return comphelper::containerToSequence(aProperties);
+    }
+
+
+    Any SAL_CALL EFormsPropertyHandler::convertToPropertyValue( const OUString& _rPropertyName, const Any& _rControlValue )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+        Any aReturn;
+
+        OSL_ENSURE(
+            m_pHelper,
+            "EFormsPropertyHandler::convertToPropertyValue: we have no SupportedProperties!");
+        if (!m_pHelper)
+            return aReturn;
+
+        PropertyId nPropId( m_pInfoService->getPropertyId( _rPropertyName ) );
+
+        OUString sControlValue;
+        switch ( nPropId )
+        {
+        case PROPERTY_ID_LIST_BINDING:
+        {
+            OSL_VERIFY( _rControlValue >>= sControlValue );
+            Reference< XListEntrySource > xListSource( m_pHelper->getModelElementFromUIName( EFormsHelper::Binding, sControlValue ), UNO_QUERY );
+            OSL_ENSURE( xListSource.is() || !m_pHelper->getModelElementFromUIName( EFormsHelper::Binding, sControlValue ).is(),
+                "EFormsPropertyHandler::convertToPropertyValue: there's a binding which is no ListEntrySource!" );
+            aReturn <<= xListSource;
+        }
+        break;
+
+        default:
+            aReturn = EFormsPropertyHandler_Base::convertToPropertyValue( _rPropertyName, _rControlValue );
+            break;
+        }
+
+        return aReturn;
+    }
+
+
+    Any SAL_CALL EFormsPropertyHandler::convertToControlValue( const OUString& _rPropertyName, const Any& _rPropertyValue, const Type& _rControlValueType )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+        Any aReturn;
+
+        OSL_ENSURE(m_pHelper,
+                   "EFormsPropertyHandler::convertToControlValue: we have no SupportedProperties!");
+        if (!m_pHelper)
+            return aReturn;
+
+        PropertyId nPropId( m_pInfoService->getPropertyId( _rPropertyName ) );
+
+        OSL_ENSURE( _rControlValueType.getTypeClass() == TypeClass_STRING,
+            "EFormsPropertyHandler::convertToControlValue: all our controls should use strings for value exchange!" );
+
+        switch ( nPropId )
+        {
+        case PROPERTY_ID_LIST_BINDING:
+        {
+            Reference< XPropertySet > xListSourceBinding( _rPropertyValue, UNO_QUERY );
+            if ( xListSourceBinding.is() )
+                aReturn <<= EFormsHelper::getModelElementUIName( EFormsHelper::Binding, xListSourceBinding );
+        }
+        break;
+
+        default:
+            aReturn = EFormsPropertyHandler_Base::convertToControlValue( _rPropertyName, _rPropertyValue, _rControlValueType );
+            break;
+        }
+
+        return aReturn;
+    }
+
+
+    Sequence< OUString > SAL_CALL EFormsPropertyHandler::getActuatingProperties( )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+        if (!m_pHelper)
+            return Sequence< OUString >();
+
+        std::vector< OUString > aInterestedInActuations( 2 );
+        aInterestedInActuations[ 0 ] = PROPERTY_XML_DATA_MODEL;
+        aInterestedInActuations[ 1 ] = PROPERTY_BINDING_NAME;
+        return comphelper::containerToSequence(aInterestedInActuations);
+    }
+
+
+    Sequence< OUString > SAL_CALL EFormsPropertyHandler::getSupersededProperties( )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+        if (!m_pHelper)
+            return Sequence< OUString >();
+
+        Sequence<OUString> aReturn { PROPERTY_INPUT_REQUIRED };
+        return aReturn;
+    }
+
+    LineDescriptor SAL_CALL EFormsPropertyHandler::describePropertyLine( const OUString& _rPropertyName,
+        const Reference< XPropertyControlFactory >& _rxControlFactory )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+        if ( !_rxControlFactory.is() )
+            throw NullPointerException();
+        if (!m_pHelper)
+            throw RuntimeException();
+
+        LineDescriptor aDescriptor;
+        sal_Int16 nControlType = PropertyControlType::TextField;
+        std::vector< OUString > aListEntries;
+        PropertyId nPropId( impl_getPropertyId_throwUnknownProperty( _rPropertyName ) );
+        switch ( nPropId )
+        {
+        case PROPERTY_ID_LIST_BINDING:
+            nControlType = PropertyControlType::ListBox;
+            m_pHelper->getAllElementUINames(EFormsHelper::Binding, aListEntries, true);
+            break;
+
+        case PROPERTY_ID_XML_DATA_MODEL:
+            nControlType = PropertyControlType::ListBox;
+            m_pHelper->getFormModelNames( aListEntries );
+            break;
+
+        case PROPERTY_ID_BINDING_NAME:
+        {
+            nControlType = PropertyControlType::ComboBox;
+            OUString sCurrentModel( getModelNamePropertyValue() );
+            if ( !sCurrentModel.isEmpty() )
+                m_pHelper->getBindingNames( sCurrentModel, aListEntries );
+        }
+        break;
+
+        case PROPERTY_ID_BIND_EXPRESSION:   aDescriptor.PrimaryButtonId = UID_PROP_DLG_BIND_EXPRESSION; break;
+        case PROPERTY_ID_XSD_REQUIRED:      aDescriptor.PrimaryButtonId = UID_PROP_DLG_XSD_REQUIRED;    break;
+        case PROPERTY_ID_XSD_RELEVANT:      aDescriptor.PrimaryButtonId = UID_PROP_DLG_XSD_RELEVANT;    break;
+        case PROPERTY_ID_XSD_READONLY:      aDescriptor.PrimaryButtonId = UID_PROP_DLG_XSD_READONLY;    break;
+        case PROPERTY_ID_XSD_CONSTRAINT:    aDescriptor.PrimaryButtonId = UID_PROP_DLG_XSD_CONSTRAINT;  break;
+        case PROPERTY_ID_XSD_CALCULATION:   aDescriptor.PrimaryButtonId = UID_PROP_DLG_XSD_CALCULATION; break;
+
+        default:
+            OSL_FAIL( "EFormsPropertyHandler::describePropertyLine: cannot handle this property!" );
+            break;
+        }
+
+        switch ( nControlType )
+        {
+        case PropertyControlType::ListBox:
+            aDescriptor.Control = PropertyHandlerHelper::createListBoxControl( _rxControlFactory, aListEntries, false, true );
+            break;
+        case PropertyControlType::ComboBox:
+            aDescriptor.Control = PropertyHandlerHelper::createComboBoxControl( _rxControlFactory, aListEntries, true );
+            break;
+        default:
+            aDescriptor.Control = _rxControlFactory->createPropertyControl( nControlType, false );
+            break;
+        }
+
+        aDescriptor.DisplayName = m_pInfoService->getPropertyTranslation( nPropId );
+        aDescriptor.Category = "Data";
+        aDescriptor.HelpURL = HelpIdUrl::getHelpURL( m_pInfoService->getPropertyHelpId( nPropId ) );
+        return aDescriptor;
+    }
+
+    InteractiveSelectionResult SAL_CALL EFormsPropertyHandler::onInteractivePropertySelection( const OUString& _rPropertyName, sal_Bool /*_bPrimary*/, Any& _rData, const Reference< XObjectInspectorUI >& _rxInspectorUI )
+    {
+        if ( !_rxInspectorUI.is() )
+            throw NullPointerException();
+
+        ::osl::MutexGuard aGuard( m_aMutex );
+        OSL_ENSURE(m_pHelper, "EFormsPropertyHandler::onInteractivePropertySelection: we do not "
+                              "have any SupportedProperties!");
+        if (!m_pHelper)
+            return InteractiveSelectionResult_Cancelled;
+
+        PropertyId nPropId( impl_getPropertyId_throwUnknownProperty( _rPropertyName ) );
+        OSL_ENSURE( ( PROPERTY_ID_BINDING_NAME == nPropId )
+                 || ( PROPERTY_ID_BIND_EXPRESSION == nPropId )
+                 || ( PROPERTY_ID_XSD_REQUIRED == nPropId )
+                 || ( PROPERTY_ID_XSD_RELEVANT == nPropId )
+                 || ( PROPERTY_ID_XSD_READONLY == nPropId )
+                 || ( PROPERTY_ID_XSD_CONSTRAINT == nPropId )
+                 || ( PROPERTY_ID_XSD_CALCULATION == nPropId ), "EFormsPropertyHandler::onInteractivePropertySelection: unexpected!" );
+
+        try
+        {
+            Reference< XExecutableDialog > xDialog;
+            xDialog.set( m_xContext->getServiceManager()->createInstanceWithContext( "com.sun.star.xforms.ui.dialogs.AddCondition", m_xContext ), UNO_QUERY );
+            Reference< XPropertySet > xDialogProps( xDialog, UNO_QUERY_THROW );
+
+            // the model for the dialog to work with
+            Reference< xforms::XModel > xModel( m_pHelper->getCurrentFormModel() );
+            // the binding for the dialog to work with
+            Reference< XPropertySet > xBinding( m_pHelper->getCurrentBinding() );
+            // the aspect of the binding which the dialog should modify
+            const OUString& sFacetName( _rPropertyName );
+
+            OSL_ENSURE( xModel.is() && xBinding.is() && !sFacetName.isEmpty(),
+                "EFormsPropertyHandler::onInteractivePropertySelection: something is missing for the dialog initialization!" );
+            if ( !( xModel.is() && xBinding.is() && !sFacetName.isEmpty() ) )
+                return InteractiveSelectionResult_Cancelled;
+
+            xDialogProps->setPropertyValue("FormModel", makeAny( xModel ) );
+            xDialogProps->setPropertyValue("Binding", makeAny( xBinding ) );
+            xDialogProps->setPropertyValue("FacetName", makeAny( sFacetName ) );
+
+            if ( !xDialog->execute() )
+                // cancelled
+                return InteractiveSelectionResult_Cancelled;
+
+            _rData = xDialogProps->getPropertyValue("ConditionValue");
+            return InteractiveSelectionResult_ObtainedValue;
+        }
+        catch( const Exception& )
+        {
+            TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "EFormsPropertyHandler::onInteractivePropertySelection" );
+        }
+
+        // something went wrong here ...(but has been asserted already)
+        return InteractiveSelectionResult_Cancelled;
+    }
+
+
+    void SAL_CALL EFormsPropertyHandler::addPropertyChangeListener( const Reference< XPropertyChangeListener >& _rxListener )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+        EFormsPropertyHandler_Base::addPropertyChangeListener( _rxListener );
+        if (m_pHelper)
+            m_pHelper->registerBindingListener( _rxListener );
+    }
+
+
+    void SAL_CALL EFormsPropertyHandler::removePropertyChangeListener( const Reference< XPropertyChangeListener >& _rxListener )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+        if (m_pHelper)
+            m_pHelper->revokeBindingListener( _rxListener );
+        EFormsPropertyHandler_Base::removePropertyChangeListener( _rxListener );
+    }
+
+
+    void SAL_CALL EFormsPropertyHandler::actuatingPropertyChanged( const OUString& _rActuatingPropertyName, const Any& _rNewValue, const Any& /*_rOldValue*/, const Reference< XObjectInspectorUI >& _rxInspectorUI, sal_Bool )
+    {
+        if ( !_rxInspectorUI.is() )
+            throw NullPointerException();
+
+        ::osl::MutexGuard aGuard( m_aMutex );
+        PropertyId nActuatingPropId( impl_getPropertyId_throwRuntime( _rActuatingPropertyName ) );
+        OSL_PRECOND(m_pHelper, "EFormsPropertyHandler::actuatingPropertyChanged: inconsistency!");
+        // if we survived impl_getPropertyId_throwRuntime, we should have a helper, since no helper implies no properties
+
+        DBG_ASSERT( _rxInspectorUI.is(), "EFormsPropertyHandler::actuatingPropertyChanged: invalid callback!" );
+        if ( !_rxInspectorUI.is() )
+            return;
+
+        switch ( nActuatingPropId )
+        {
+        case PROPERTY_ID_XML_DATA_MODEL:
+        {
+            if ( m_bSimulatingModelChange )
+                break;
+            OUString sDataModelName;
+            OSL_VERIFY( _rNewValue >>= sDataModelName );
+            bool bBoundToSomeModel = !sDataModelName.isEmpty();
+            _rxInspectorUI->rebuildPropertyUI( PROPERTY_BINDING_NAME );
+            _rxInspectorUI->enablePropertyUI( PROPERTY_BINDING_NAME, bBoundToSomeModel );
+            [[fallthrough]];
+        }
+
+        case PROPERTY_ID_BINDING_NAME:
+        {
+            bool bHaveABinding = !m_pHelper->getCurrentBindingName().isEmpty();
+            _rxInspectorUI->enablePropertyUI( PROPERTY_BIND_EXPRESSION, bHaveABinding );
+            _rxInspectorUI->enablePropertyUI( PROPERTY_XSD_REQUIRED, bHaveABinding );
+            _rxInspectorUI->enablePropertyUI( PROPERTY_XSD_RELEVANT, bHaveABinding );
+            _rxInspectorUI->enablePropertyUI( PROPERTY_XSD_READONLY, bHaveABinding );
+            _rxInspectorUI->enablePropertyUI( PROPERTY_XSD_CONSTRAINT, bHaveABinding );
+            _rxInspectorUI->enablePropertyUI( PROPERTY_XSD_CALCULATION, bHaveABinding );
+            _rxInspectorUI->enablePropertyUI( PROPERTY_XSD_DATA_TYPE, bHaveABinding );
+        }
+        break;
+
+        default:
+            OSL_FAIL( "EFormsPropertyHandler::actuatingPropertyChanged: cannot handle this property!" );
+            break;
+        }
+    }
+
+
+} // namespace pcr
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */