| Type: | Control attribute |
| Description: | Specifies whether the list box has a column on the left in which the user can toggle checkmarks (or checkboxes).
Use ATTR_CHECK_STYLE to set the visual style of the check. 0 = Disable check column 1 = Enable check column |
| Control Types: | List boxes. |
| Data Type: | integer |
| Default Value: | 0 |
Values
| 0 | False |
| 1 | True |