Bug 165624 Provides UI supports for Highlight rule refer to Style element
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/HighlightRuleBuilder.java
glayout = new GridLayout( );
		glayout.marginHeight = 0;
		glayout.marginWidth = 0;
		glayout.verticalSpacing = 0;
		composite.setLayout( glayout );
		composite.setLayoutData( new GridData( GridData.FILL_BOTH ) );
		applyDialogFont( composite );
		initializeDialogUnits( composite );
		Composite innerParent = (Composite) createDialogArea( composite );
		createButtonBar( composite );
		Label lb = new Label( innerParent, SWT.NONE );
		lb.setText( Messages.getString( "HighlightRuleBuilderDialog.text.Condition" ) ); 
		Composite condition = new Composite( innerParent, SWT.NONE );
		condition.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		glayout = new GridLayout( 5, false );
		condition.setLayout( glayout );
		expression = new Combo( condition, SWT.NONE );
		gdata = new GridData( );
		gdata.widthHint = 100;
		expression.setLayoutData( gdata );
		fillExpression( expression );
		expression.addSelectionListener( new SelectionAdapter( ) {
			public void widgetSelected( SelectionEvent e )
			{
				if ( expression.getText( ).equals( VALUE_OF_THIS_DATA_ITEM )
						&& designHandle instanceof DataItemHandle )
				{
					expression.setText( DEUtil.getColumnExpression( ( (DataItemHandle) designHandle ).getResultSetColumn( ) ) );
				}
				updateButtons( );