/** Notifies all registered map change listeners about a change. */
protected void fireMapChanged() {
MapChangedEvent event = null;
// clone mapChangeListeners first, because otherwise we'll get
// concurrent modification exceptions if a listener calls something
// that add or removes listeners
Iterable<MapChangeListener> mapChangeListenersClone =
new Vector<MapChangeListener>(mapChangeListeners);
for (MapChangeListener l : mapChangeListenersClone) {
if (event == null) event = new MapChangedEvent(this);
l.mapChanged(event);
}
}
protected void fireLayerMoved(int oldLayerIndex, int newLayerIndex) {
MapChangedEvent e = new MapChangedEvent(this, newLayerIndex, oldLayerIndex);
for (MapChangeListener l : mapChangeListeners) {
l.layerMoved(e);
}
}
protected void fireLayerChanged(int layerIndex, MapLayerChangeEvent mlce) {
MapChangedEvent e = new MapChangedEvent(this, layerIndex);
for (MapChangeListener l : mapChangeListeners) l.layerChanged(e, mlce);
}
protected void fireLayerAdded(int layerIndex) {
MapChangedEvent e = new MapChangedEvent(this, layerIndex);
for (MapChangeListener l : mapChangeListeners) {
l.layerAdded(e);
}
}
