private void contract() {
resize(new Coord(sz.x, 50));
setcanfocus(false);
if (sel != null) sel.hide();
chansel.hide();
expanded = false;
}
public void newchild(Widget w) {
if (w instanceof Channel) {
Channel chan = (Channel) w;
select(chan);
chansel.add(chan);
if (!expanded) chan.hide();
}
}
public void select(Channel chan) {
Channel prev = sel;
sel = chan;
if (expanded) {
if (prev != null) prev.hide();
sel.show();
resize(sz);
}
}