Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long
Private Const CB_SETCURSEL = &H14E
Private Sub Command1_Click()
SendMessage QuHwnd, CB_SETCURSEL, NewIndex, 3& 'NewIndex从0开始,3就是说想选中第2项,
End Sub