jvx.math
Class MathUpdateListener

java.lang.Object
  |
  +--jvx.math.MathListener
        |
        +--jvx.math.MathUpdateListener

All Implemented Interfaces:

PsUpdateIf, java.lang.Runnable

public class MathUpdateListener

extends MathListener

implements PsUpdateIf, java.lang.Runnable

Listener for update mechanism of JavaView to invoke Mathematica commands. The event contains information about the change JavaView object, often it contains the changed object.

Version:

27.07.00, 1.00 revised (kp)
27.07.00, 1.00 created (kp)

Author:

Konrad Polthier

See Also:

PsObject, PsPanel, PsUpdateIf

Field Summary

protected PsUpdateIf

m_parent Parent of this listener who will be updated after Mathematica method has been invoked.

Fields inherited from class jvx.math.MathListener

m_code, m_name, ml

Constructor Summary

MathUpdateListener()

Method Summary

PsUpdateIf	getFather() Get parent and do nothing else.
void	run()
void	setParent(PsUpdateIf parent) Set parent and do nothing else.
boolean	update(java.lang.Object event) Event handling method in the update mechanism.

Methods inherited from class jvx.math.MathListener

getHandler, getName, perform, setHandler, setName

Methods inherited from class java.lang.Object

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

Methods inherited from interface jv.object.PsUpdateIf

getName

Field Detail

m_parent

protected PsUpdateIf m_parent

Parent of this listener who will be updated after Mathematica method has been invoked.

Constructor Detail

MathUpdateListener

public MathUpdateListener()

Method Detail

getFather

public PsUpdateIf getFather()

Get parent and do nothing else.

Specified by:

getFather in interface PsUpdateIf

See Also:

setParent(PsUpdateIf), update(Object)

setParent

public void setParent(PsUpdateIf parent)

Set parent and do nothing else.

Specified by:

setParent in interface PsUpdateIf

Parameters:

aParent - will receive events which this does not handle

See Also:

getFather(), update(Object)

update

public boolean update(java.lang.Object event)

Description copied from interface: PsUpdateIf

Event handling method in the update mechanism. Events not handled will be passed to m_parent or super in this sequence.

Specified by:

update in interface PsUpdateIf

Following copied from interface: jv.object.PsUpdateIf

Parameters:

event - carries a lot of information

Returns:

true if event has been handled, otherwise false

See Also:

PsObject, PsUpdateIf.getFather(), PsUpdateIf.setParent(PsUpdateIf)

run

public void run()

Specified by:

run in interface java.lang.Runnable