Bug 201726 [Regression]Missing the attribute binding in Current Data Cube of Expression builder[1102]
Description: [Regression]Missing the attribute binding in Current Data Cube of Expression builder[1102] Build number: 2.2.1.v20070830-1348 Steps to reproduce: 1, New a cube with some dimensions and some attribute 2, New a crosstab using the cube 3, Open the expression builder to find the binding of attribute Expected result: The attribute binding should be in the expression builder's Current Data Cube. Actual result: The attribute binding is missing
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ExpressionProvider.java
OPERATOR_SEPARATOR,
			new Operator( "&", Messages.getString( "ExpressionProvider.Operator.BitAnd" ) ),
			new Operator( "|", Messages.getString( "ExpressionProvider.Operator.BitOr" ) ),
			new Operator( "(", Messages.getString( "ExpressionProvider.Operator.LeftBracket" ) ),
			new Operator( ")", Messages.getString( "ExpressionProvider.Operator.RightBracket" ) ),
	};
	private static final Expression rowNum = new Expression( Messages.getString( "ExpressionProvider.Expression.RowNumName" ),
			"row.__rownum", 
			Messages.getString( "ExpressionProvider.Expression.RowNumTooltip" ) );
	protected static final String DISPLAY_TEXT_ASSIGNMENT = Messages.getString( "ExpressionProvider.Operators.Assignment" ); 	
	protected static final String DISPLAY_TEXT_COMPARISON = Messages.getString( "ExpressionProvider.Operators.Comparison" ); 
	protected static final String DISPLAY_TEXT_COMPUTATIONAL = Messages.getString( "ExpressionProvider.Operators.Computational" ); 
	protected static final String DISPLAY_TEXT_LOGICAL = Messages.getString( "ExpressionProvider.Operators.Logical" ); 
	protected static final Image IMAGE_OPERATOR = getIconImage( IReportGraphicConstants.ICON_EXPRESSION_OPERATOR );
	protected static final Image IMAGE_COLUMN = getIconImage( IReportGraphicConstants.ICON_DATA_COLUMN );
	protected static final Image IMAGE_METHOD = getIconImage( IReportGraphicConstants.ICON_EXPRESSION_METHOD );
	protected static final Image IMAGE_STATIC_METHOD = getIconImage( IReportGraphicConstants.ICON_EXPRESSION_STATIC_METHOD );
	protected static final Image IMAGE_MEMBER = getIconImage( IReportGraphicConstants.ICON_EXPRESSION_MEMBER );
	protected static final Image IMAGE_STATIC_MEMBER = getIconImage( IReportGraphicConstants.ICON_EXPRESSION_STATIC_MEMBER );
	protected static final Image IMAGE_LEVEL_ATTRI = getIconImage( IReportGraphicConstants.ICON_LEVEL_ATTRI );
	public static final String OPERATORS = Messages.getString( "ExpressionProvider.Category.Operators" ); 
	public static final String COLUMN_BINDINGS = Messages.getString( "ExpressionProvider.Category.ColumnBinding" ); 
	public static final String CURRENT_CUBE = Messages.getString( "ExpressionProvider.Category.DataCubes" ); 
	
	
	public static final String PARAMETERS = Messages.getString( "ExpressionProvider.Category.Parameters" ); 
	public static final String NATIVE_OBJECTS = Messages.getString( "ExpressionProvider.Category.NativeObjects" );
	public static final String BIRT_OBJECTS = Messages.getString( "ExpressionProvider.Category.BirtObjects" );
	protected static final String ALL = Messages.getString( "ExpressionProvider.Label.All" ); 
	private static final String TOOLTIP_BINDING_PREFIX = Messages.getString( "ExpressionProvider.Tooltip.ColumnBinding" );