net.sf.doolin.gui.display
Class SystemPropertyDisplayStateHandler

java.lang.Object
  net.sf.doolin.gui.display.AbstractDisplayStateHandler
      net.sf.doolin.gui.display.AbstractSimpleDisplayStateHandler
          net.sf.doolin.gui.display.SystemPropertyDisplayStateHandler

All Implemented Interfaces:

DisplayStateHandler

public class SystemPropertyDisplayStateHandler
extends AbstractSimpleDisplayStateHandler

This DSH grants activation regarding the presence or not of a System property.

Constructor Summary

SystemPropertyDisplayStateHandler()

Method Summary

String	getPropertyName()
protected boolean	isActive(ActionContext actionContext) Checks the system property.
void	setPropertyName(String propertyName)
void	subscribe(ActionContext actionContext, Runnable task) Nothing to connect.

Methods inherited from class net.sf.doolin.gui.display.AbstractSimpleDisplayStateHandler

getDisplayState, getIfFalseState, getIfTrueState, setIfFalseState, setIfTrueState

Methods inherited from class net.sf.doolin.gui.display.AbstractDisplayStateHandler

connect, connect

Methods inherited from class java.lang.Object

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

Constructor Detail

SystemPropertyDisplayStateHandler

public SystemPropertyDisplayStateHandler()

Method Detail

getPropertyName

public String getPropertyName()

isActive

protected boolean isActive(ActionContext actionContext)

Checks the system property. The actionContext is not used.

Specified by:

isActive in class AbstractSimpleDisplayStateHandler

See Also:

Boolean.getBoolean(String)

setPropertyName

public void setPropertyName(String propertyName)

subscribe

public void subscribe(ActionContext actionContext,
                      Runnable task)

Nothing to connect.

Parameters:

actionContext - Action context for this display state handler

task - Task to run each time the state change