public void sizeToText() {
Dimension d = new Dimension(0, 0);
Dimension di;
for (int i = 0; i < nLists; i++) {
fm = getFontMetrics(list[i].getFont());
di = list[i].preferredSize();
d.height += di.height;
for (int j = 0; j < list[i].countItems(); j++) {
d.width = Math.max(d.width, fm.stringWidth(list[i].getItem(j) + " "));
}
}
for (int i = 0; i < nLists; i++) {
list[i].resize(d.width + hSpace / 3, list[i].preferredSize().height);
}
panel.resize(d.width + hSpace / 3, list[1].preferredSize().height);
this.resize(d.width + hSpace, d.height + vSpace);
panel.invalidate();
validate();
}
public void invalidate() {
super.invalidate();
if (offscreen != null) offscreen.flush();
offscreen = null;
}