private void fireTaskRemoved(Task task, Task oldSupertask) {
TaskHierarchyEvent e = new TaskHierarchyEvent(this, task, oldSupertask,
null);
for (int i = 0; i < myListeners.size(); i++) {
TaskListener next = (TaskListener) myListeners.get(i);
next.taskRemoved(e);
}
}
void fireTaskPropertiesChanged(Task task) {
if (areEventsEnabled) {