spread.options.highlightInvalidData = true;
var dv = GC.Spread.Sheets.DataValidation.createListValidator("1,2,3");
dv.showInputMessage(true);
dv.inputMessage("Value must be 1, 2 or 3.");
dv.inputTitle("tip");
activeSheet.setDataValidator(1, 1, 1, 1, dv, GC.Spread.Sheets.SheetArea.viewport); 
alert(dv.type());