This message is sent by an application to retrieve the index of the first visible item in a list box. Initially the item with index zero is at the top of the list box, but if the list box contents have been scrolled another item may be at the top.
At a Glance
| Header file: | Winuser.h |
| Windows CE versions: | 1.0 and later |
Syntax
LB_GETTOPINDEX wParam = 0; lParam = 0;
Return Values
The index of the first visible item in the list box indicates success.
See Also