public void sortByColumn(int column, boolean ascending) {
this.ascending = ascending;
sortingColumns.removeAllElements();
sortingColumns.addElement(new Integer(column));
sort(this);
super.tableChanged(new TableModelEvent(this));
}
public void setModel(TableModel model) {
super.setModel(model);
reallocateIndexes();
}
public void tableChanged(TableModelEvent e) {
reallocateIndexes();
super.tableChanged(e);
}