DWGList-GetTopIndex| Function Name | dcl-DWGList-GetTopIndex |
|---|---|
| Syntax | (dcl-DWGList-GetTopIndex
<CONTROL>) |
| Return Type | Long |
| Applies To | DWG List |
This method returns the index (zero based) of the first (topmost) visible item in the list box, or -1 if the list box is empty.