hasPropertyChangeListeners(String propertyName) Check if there are any listeners for a specific property.
Parameters: propertyName - the property name.
Fire an existing PropertyChangeEvent to any registered listeners.
No event is fired if the given event's old and new values are
equal and non-null.
Parameters: evt - The PropertyChangeEvent object.
firePropertyChangeCache
final protected void firePropertyChangeCache()(Code)
firePropertyChangeLater
final protected void firePropertyChangeLater(TreeEvent evt)(Code)
firePropertyChangeNow
final protected void firePropertyChangeNow(TreeEvent evt)(Code)
final public boolean hasPropertyChangeListeners(String propertyName)(Code)
Check if there are any listeners for a specific property.
Parameters: propertyName - the property name. true if there are ore or more listeners for the given property