LM_SETTOPINDEX

This message is used to scroll a particular item to the top of the list box.

Syntax

param1
SHORT sItemIndex; /* Index of the item to be made top. */

param2
ULONG ulReserved;  /* Reserved value, should be 0. */

Parameters

sItemIndex (SHORT) - input

Index of the item to be made top.

ulReserved (ULONG) - input

Reserved value, should be 0.

Returns

rc (BOOL) - return

Success indicator.

TRUE: Successful completion.

FALSE: Error occurred.

Remarks

The list box control window procedure responds to this message by scrolling the item whose index is identified by sItemIndex to the top of the list box.

Default Processing

The default window procedure does not expect to receive this message and therefore takes no action on it, other than to set rc to the default value of FALSE.