st->task.pre_select = status_pre_select;
st->task.post_select = status_post_select;
st->task.event_handler = status_event_handler;
st->task.private_data = st;
st->task.pre_select = status_pre_select;
st->task.post_select = status_post_select;
st->task.event_handler = status_event_handler;
st->task.private_data = st;