private void invalidateIfNeeded() {
if (myLabel.getRootPane() == null) return;
Dimension d = myLabel.getSize();
Dimension pref = myLabel.getPreferredSize();
if (d != null && d.equals(pref)) {
return;
}
setInactiveStateImage(null);
myLabel.invalidate();
if (myActionPanel != null) {
myActionPanel.invalidate();
}
myTabs.revalidateAndRepaint(false);
}