enumValidationType

typedef enum
{

  validationtype_none     = 0,
  validationtype_number   = 1,
  validationtype_float    = 2,
  validationtype_picklist = 3,
  validationtype_date     = 4,
  validationtype_time     = 5,
  validationtype_textlength = 6,
  validationtype_custom   = 7

} enumValidationType;

used in IXlsDataValidation::ValidationType property.