Bug 135840 "Value of this data item" selection in map and highlight is no effect
Details: "Value of this data item" selection in map and highlight is no effect Step: 1. New a datasource and dataset 2. Add a table and binding all the column. 3. Add a data item in detail row. 4. Add a map of the data item. Select the value and open the list. Select "Value of this data item" Actual result: No effect when select this selection
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/MapRuleBuilder.java
if ( value2.getVisible( ) )
		{
			if ( value2.getText( ) == null || value2.getText( ).length( ) == 0 )
			{
				return false;
			}
		}
		return true;
	}
	/**
	 * SYNC the control value according to the handle.
	 */
	private void syncViewProperties( )
	{
		
		
		expression.setText( DEUtil.resolveNull( handle.getTestExpression( ) ) );
		operator.select( getIndexForOperatorValue( handle.getOperator( ) ) );
		value1.setText( DEUtil.resolveNull( handle.getValue1( ) ) );
		value2.setText( DEUtil.resolveNull( handle.getValue2( ) ) );
		int vv = determineValueVisible( handle.getOperator( ) );
		if ( vv == 0 )
		{
			value1.setVisible( false );
			value2.setVisible( false );
			valBuilder1.setVisible( false );
			valBuilder2.setVisible( false );
			andLable.setVisible( false );
		}
		else if ( vv == 1 )