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Gets the index of the first visible item in a list box. You can use this macro or send the LB_GETTOPINDEX message explicitly.
Syntax
int ListBox_GetTopIndex(
HWND hwndCtl
);
Parameters
hwndCtl
Type: HWND
A handle to the control.
Return value
Type: int
The zero-based index of the first visible item.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista [desktop apps only] |
| Minimum supported server | Windows Server 2003 [desktop apps only] |
| Target Platform | Windows |
| Header | windowsx.h |