/**
* Unregisters <code>station</code>, the associated controller will no longer support drag and
* drop operations for <code>station</code>.<br>
* Clients and subclasses should not call this method.
*
* @param station the station to remove
*/
protected void unregister(DockStation station) {
if (stations.remove(station)) {
station.setController(null);
station.removeDockStationListener(stationListener);
fireDockStationUnregistered(station);
}
}
public void remove(Dockable dockable) {
DockStation station = dockable.asDockStation();
if (station != null) {
station.removeDockStationListener(this);
for (int i = 0, n = station.getDockableCount(); i < n; i++) {
remove(station.getDockable(i));
}
}
}
@Override
public void unbind(Dockable dockable) {
super.unbind(dockable);
bound--;
if (bound == 0) {
if (parent != null) {
parent.removeDockStationListener(adapter);
}
this.dockable.removeDockHierarchyListener(hierarchy);
parent = null;
}
}
public void hierarchyChanged(DockHierarchyEvent event) {
if (bound > 0) {
if (parent != null) {
parent.removeDockStationListener(adapter);
}
parent = dockable.getDockParent();
if (parent != null) {
parent.addDockStationListener(adapter);
}
checkState();
}
}
@Override
public void dockableRemoved(DockStation station, Dockable dockable) {
if (dockable.getDockParent() != null && dockable.getDockParent() != station) {
throw new IllegalStateException(
"the parent of dockable is wrong: it is neither null nor '" + station + "'");
}
dockable.setDockParent(null);
DockStation asStation = dockable.asDockStation();
if (asStation != null) {
asStation.removeDockStationListener(StationListener.this);
}
if (stalled == 0) {
removeDockable(dockable);
}
}