Package jmri.implementation

Class JmriTwoStatePropertyListener

java.lang.Object

jmri.implementation.JmriSimplePropertyListener

jmri.implementation.JmriTwoStatePropertyListener

All Implemented Interfaces:

java.beans.PropertyChangeListener, java.util.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

Field Summary

Fields inherited from class jmri.implementation.JmriSimplePropertyListener

_clients, _enabled, _namedBean, _propertyName, _type, _varName, _varType

Constructor Summary

Constructors

Constructor	Description
JmriTwoStatePropertyListener(java.lang.String propName, int type, java.lang.String name, Conditional.Type varType, Conditional client)
JmriTwoStatePropertyListener(java.lang.String propName, int type, NamedBeanHandle<?> namedBean, Conditional.Type varType, Conditional client)

Method Summary

Modifier and Type	Method	Description
void	propertyChange(java.beans.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, getBean, getDevName, getNamedBean, getPropertyName, getType, getVarType, setEnabled

Methods inherited from class java.lang.Object

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

Constructor Detail

JmriTwoStatePropertyListener

JmriTwoStatePropertyListener(java.lang.String propName,
                             int type,
                             java.lang.String name,
                             Conditional.Type varType,
                             Conditional client)

JmriTwoStatePropertyListener

JmriTwoStatePropertyListener(java.lang.String propName,
                             int type,
                             NamedBeanHandle<?> namedBean,
                             Conditional.Type varType,
                             Conditional client)

Method Detail

propertyChange

public void propertyChange(java.beans.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 java.beans.PropertyChangeListener

Overrides:

propertyChange in class JmriSimplePropertyListener