LB_GETCARETINDEX
An
application sends an LB_GETCARETINDEX message to determine the index of the
item that has the focus rectangle in a multiple-selection list box. The item
may or may not be selected.
LB_GETCARETINDEX
wParam = 0; // not used; must be zero
lParam = 0; // not used; must be zero
Parameters
This message
has no parameters.
Return Values
The return
value is the zero-based index of the list box item that has the focus
rectangle. If the list box is a single-selection list box, the return value is
the zero-based index of the item that is selected, if any.
See Also