org.drools.eclipse.editors.rete.model
Class ModelElement

java.lang.Object
  org.drools.eclipse.editors.rete.model.ModelElement

Direct Known Subclasses:

Connection, GraphicalVertex, ReteGraph

public abstract class ModelElement
extends Object

Abstract prototype of a model element.

Constructor Summary

ModelElement()

Method Summary

void	addPropertyChangeListener(PropertyChangeListener l) Attach a non-null PropertyChangeListener to this object.
protected void	firePropertyChange(String property, Object oldValue, Object newValue) Report a property change to registered listeners (for example edit parts).
void	removePropertyChangeListener(PropertyChangeListener l) Remove a PropertyChangeListener from this component.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ModelElement

public ModelElement()

Method Detail

addPropertyChangeListener

public void addPropertyChangeListener(PropertyChangeListener l)

Attach a non-null PropertyChangeListener to this object.

Parameters:

l - a non-null PropertyChangeListener instance

Throws:

IllegalArgumentException - if the parameter is null

firePropertyChange

protected void firePropertyChange(String property,
                                  Object oldValue,
                                  Object newValue)

Report a property change to registered listeners (for example edit parts).

Parameters:

property - the programmatic name of the property that changed

oldValue - the old value of this property

newValue - the new value of this property

removePropertyChangeListener

public void removePropertyChangeListener(PropertyChangeListener l)

Remove a PropertyChangeListener from this component.

Parameters:

l - a PropertyChangeListener instance