createLabel( propertiesGroup, LABEL_DISPLAY_TYPE );
createLabel( propertiesGroup, LABEL_DISPLAY_TYPE, maxStrLengthProperty );
	private void createPropertiesPart( Composite parent )	{		propertiesGroup = new Group( parent, SWT.NULL );		propertiesGroup.setText( LABEL_GROUP_PROPERTIES );		propertiesGroup.setLayout( new GridLayout( 2, false ) );		propertiesGroup.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );		createLabel( propertiesGroup, LABEL_PARAM_NAME );		paramNameEditor = new Text( propertiesGroup, SWT.BORDER );		paramNameEditor.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );		paramNameEditor.addModifyListener( new ModifyListener( ) {			public void modifyText( ModifyEvent e )			{				valueTable.refresh( selectedParameter );			}		} );		createLabel( propertiesGroup, LABEL_PROMPT_TEXT );		promptText = new Text( propertiesGroup, SWT.BORDER );		promptText.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );		createLabel( propertiesGroup, LABEL_DATA_TYPE );		dataTypeChooser = new Combo( propertiesGroup, SWT.DROP_DOWN				| SWT.READ_ONLY );		dataTypeChooser.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );		dataTypeChooser.setItems( ChoiceSetFactory.getDisplayNamefromChoiceSet( dataType ) );		dataTypeChooser.addSelectionListener( new SelectionAdapter( ) {			public void widgetSelected( SelectionEvent e )			{				if ( selectedParameter != null						&& selectedParameter != newParameter )				{					changeDataType( dataType.findChoiceByDisplayName( dataTypeChooser.getText( ) )							.getName( ) );					try					{						selectedParameter.setDataType( dataType.findChoiceByDisplayName( dataTypeChooser.getText( ) )								.getName( ) );					}					catch ( SemanticException e1 )					{						ExceptionHandler.handle( e1 );					}				}			}		} );		createLabel( propertiesGroup, LABEL_DISPLAY_TYPE );		displayTypeChooser = new Combo( propertiesGroup, SWT.DROP_DOWN				| SWT.READ_ONLY );		displayTypeChooser.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );		displayTypeChooser.setItems( new String[]{				DISPLAY_NAME_CONTROL_LIST, DISPLAY_NAME_CONTROL_COMBO		} );		displayTypeChooser.addSelectionListener( new SelectionAdapter( ) {			public void widgetSelected( SelectionEvent e )			{				if ( selectedParameter != null						&& selectedParameter != newParameter )				{					try					{						String newControlType = getSelectedDisplayType( );						if ( PARAM_CONTROL_COMBO.equals( newControlType ) )						{							newControlType = DesignChoiceConstants.PARAM_CONTROL_LIST_BOX;							selectedParameter.setMustMatch( true );						}						else if ( PARAM_CONTROL_LIST.equals( newControlType ) )						{							newControlType = DesignChoiceConstants.PARAM_CONTROL_LIST_BOX;							selectedParameter.setMustMatch( false );						}						else						{							selectedParameter.setProperty( ScalarParameterHandle.MUCH_MATCH_PROP,									null );						}						selectedParameter.setControlType( newControlType );					}					catch ( SemanticException e1 )					{						ExceptionHandler.handle( e1 );					}				}			}		} );		createLabel( propertiesGroup, LABEL_DEFAULT_VALUE );		defaultValueEditor = new Text( propertiesGroup, SWT.BORDER );		defaultValueEditor.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );	}