private void updateHoursFor(T element) {
if (!readOnly && element.isLeaf()) {
Intbox boxHours = (Intbox) hoursIntBoxByElement.get(element);
Treecell tc = (Treecell) boxHours.getParent();
setReadOnlyHoursCell(element, boxHours, tc);
boxHours.invalidate();
refreshHoursValueForThisNodeAndParents(element);
}
}
public void refreshHoursValueForThisNodeAndParents(T node) {