jmri.implementation
Class JmriTwoStatePropertyListener

java.lang.Object
  jmri.implementation.JmriSimplePropertyListener
      jmri.implementation.JmriTwoStatePropertyListener

All Implemented Interfaces:

PropertyChangeListener, EventListener

public class JmriTwoStatePropertyListener
extends JmriSimplePropertyListener

A service class for monitoring a bound property in one of the JMRI Named beans (Turnout, Sensor, etc). For use where only two states are possible, ACTIVE/INACTIVE, THROWN/CLOSED etc.

This file is part of JMRI.

JMRI is free software; you can redistribute it and/or modify it under the terms of version 2 of the GNU General Public License as published by the Free Software Foundation. See the "COPYING" file for a copy of this license.

JMRI is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

Since:

2.5.1

Author:

Pete Cressman Copyright (C) 2009

Method Summary

void	propertyChange(PropertyChangeEvent evt) When _enabled is false, Conditional.calculate will compute the state of the conditional, but will not trigger its actions.

Methods inherited from class jmri.implementation.JmriSimplePropertyListener

addConditional, calculateClient, getDevName, getPropertyName, getType, getVarType, setEnabled

Methods inherited from class java.lang.Object

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

Method Detail

propertyChange

public void propertyChange(PropertyChangeEvent evt)

Description copied from class: JmriSimplePropertyListener

When _enabled is false, Conditional.calculate will compute the state of the conditional, but will not trigger its actions. When _enabled is true, Conditional.calculates its state and trigger its actions if its state has changed.

Specified by:

propertyChange in interface PropertyChangeListener

Overrides:

propertyChange in class JmriSimplePropertyListener