Set Multiple Selections for List Fields and Table Fields
You can set the selection mode for a list field or table field using the Property Inspector or 4GL code.
To set the selection mode using the Property Inspector
2. Select the list field or table field on the frame.
3. Click the SelectionType property in the Property Inspector.
4. Select one of the two possible values:
SEL_SINGLE
Specifies that the end user may select only one item at a time
SEL_MULTIPLE
Specifies that the end user may make multiple selections following the rules described in
User Interactions