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
{
		String ftName = font.getText( );
		IChoiceSet cs = (IChoiceSet) font.getData( );
		IChoice ci = cs.findChoiceByDisplayName( ftName );
		if ( ci != null )
		{
			return ci.getName( );
		}
		if ( SYSTEM_FONT_LIST != null && SYSTEM_FONT_LIST.length > 0 )
		{
			for ( int i = 0; i < SYSTEM_FONT_LIST.length; i++ )
			{
				if ( SYSTEM_FONT_LIST[i].equals( ftName ) )
				{
					return DEUtil.AddQuote( ftName );
				}
			}
		}
		return null;
	}
	private int getFontSize( )
	{
		String rfs = getRawFontSize( );
		if ( rfs == null && designHandle != null )
		{
			if ( designHandle instanceof StyleHandle )
			{
				rfs = ( (StyleHandle) designHandle ).getFontSize( )
						.getStringValue( );
			}