LB_SETTOPINDEX message

Ensures that the specified item in a list box is visible.

Parameters

wParam

The zero-based index of the item in the list box.

Windows 95/Windows 98/Windows Millennium Edition (Windows Me) : The wParam parameter is limited to 16-bit values. This means list boxes cannot contain more than 32,767 items. Although the number of items is restricted, the total size in bytes of the items in a list box is limited only by available memory.

lParam

This parameter is not used.

Return value

If an error occurs, the return value is LB_ERR.

Remarks

The system scrolls the list box contents so that either the specified item appears at the top of the list box or the maximum scroll range has been reached.

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Winuser.h (include Windows.h)

See also

LB_GETTOPINDEX

 

 

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