public final void removeParticpant(final Object participant) {
// remember this participant
_participants.remove(participant);
// stop listening out for property changes
if (participant instanceof MWC.GUI.PlainWrapper) {
final SupportsPropertyListeners val = (SupportsPropertyListeners) participant;
val.removePropertyChangeListener(MWC.GenericData.WatchableList.FILTERED_PROPERTY, this);
}
// recalculate the start and end times
recalcTimes();
}
/**
* add a new exercise participant to the list we monitor, providing the start and stop times
* aswell
*
* @param participant
* @param start
* @param end
*/
public final void addParticipant(
final WatchableList participant, final HiResDate start, final HiResDate end) {
// remember this participant
_participants.put(participant, new somePeriod(start, end));
// start listening out for property changes
if (participant instanceof MWC.GUI.PlainWrapper) {
final SupportsPropertyListeners val = (SupportsPropertyListeners) participant;
val.addPropertyChangeListener(MWC.GenericData.WatchableList.FILTERED_PROPERTY, this);
}
// recalculate the start and end times
recalcTimes();
}
