public void processEvent(BasicEvent e) {
PathListener listener;
int i;
for (i = 0; i < elm.countListeners(); i++) {
listener = (PathListener) elm.getListener(i);
switch (e.getID()) {
case PathEvent.CHANGED:
listener.pathChanged((PathEvent) e);
break;
default:
assert false : e.getID();
}
} // for( i = 0; i < elm.countListeners(); i++ )
}
public final void addAsyncListener(AsyncListener l) {
if (!isBusy()) {
l.asyncFinished(new AsyncEvent(this, AsyncEvent.FINISHED, System.currentTimeMillis(), this));
return;
}
if (asyncManager == null) {
asyncManager =
new EventManager(
new EventManager.Processor() {
public void processEvent(BasicEvent e) {
final AsyncEvent ae = (AsyncEvent) e;
AsyncListener al;
for (int i = 0; i < asyncManager.countListeners(); i++) {
al = (AsyncListener) asyncManager.getListener(i);
switch (e.getID()) {
case AsyncEvent.UPDATE:
al.asyncUpdate(ae);
break;
case AsyncEvent.FINISHED:
al.asyncFinished(ae);
break;
default:
assert false : e.getID();
break;
}
}
}
});
}
asyncManager.addListener(l);
}
public final void removeAsyncListener(AsyncListener l) {
if (asyncManager != null) asyncManager.removeListener(l);
}
/**
* Unregister a <code>PathListener</code> from receiving path change events.
*
* @param listener the <code>PathListener</code> to unregister
* @see de.sciss.app.EventManager#removeListener( Object )
*/
public void removePathListener(PathListener listener) {
elm.removeListener(listener);
}
/**
* Register a <code>PathListener</code> which will be informed about changes of the path (i.e.
* user selections in the file chooser).
*
* @param listener the <code>PathListener</code> to register
* @see de.sciss.app.EventManager#addListener( Object )
*/
public void addPathListener(PathListener listener) {
elm.addListener(listener);
}
/*
* Sets a new path and dispatches a <code>PathEvent</code>
* to registered listeners
*
* @param path the new path for the button and the event
*/
protected void setPathAndDispatchEvent(File path) {
setPath(path);
elm.dispatchEvent(new PathEvent(this, PathEvent.CHANGED, System.currentTimeMillis(), path));
}
