Module omix.api

Package omix.util

Class ValueChangeAdapter

java.lang.Object

omix.util.ValueChangeAdapter

All Implemented Interfaces:

ValueChangeListener

Direct Known Subclasses:

ItemPropertyChangeListener, SynchronousItemPropertyChangeListener, SynchronousValueChangeListener

public abstract class ValueChangeAdapter
extends Object
implements ValueChangeListener

This class implements the ValueChangeListener.

Since:

Omix 1.3

Author:

Dr. Peter Droste, Omix Visualization

Constructor Summary

Constructors

Constructor	Description
ValueChangeAdapter()

Method Summary

Modifier and Type	Method	Description
void	addSender(ValueChangeSender sender)	This method is called from inside ValueChangeSender.connect(ValueChangeListener...) in order to install a bidirectional connection.
void	blockListening(boolean listeningBlocked)	sets the listeningBlocked state in order to avoid listen to value changes.
void	disconnectFromAllSenders()	This method can be called in order to disconnect the listener from all senders which has been added by ValueChangeListener.addSender(ValueChangeSender).
boolean	isConnected()	Returns true if this listener is connected to at least one sender.
boolean	listeningBlocked()	If this method returns true the ValueChangeListener.valueChanged(Object) is not invoked.
void	removeSender(ValueChangeSender sender)	This method is called from inside ValueChangeSender.disconnect(ValueChangeListener...) in order to remove the bidirectional connection.
abstract void	valueChanged(Object value)	This method is called whenever the value of a field changes.

Methods inherited from class java.lang.Object

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

Methods inherited from interface omix.lang.reflect.ValueChangeListener

valueChanged

Constructor Details

ValueChangeAdapter

public ValueChangeAdapter()

Method Details

blockListening

public void blockListening(boolean listeningBlocked)

sets the listeningBlocked state in order to avoid listen to value changes.

Specified by:

blockListening in interface ValueChangeListener

Parameters:

listeningBlocked -

See Also:

ValueChangeListener.blockListening(boolean)

listeningBlocked

public boolean listeningBlocked()

If this method returns true the ValueChangeListener.valueChanged(Object) is not invoked.

Specified by:

listeningBlocked in interface ValueChangeListener

Returns:

listeningBlocked

See Also:

ValueChangeListener.listeningBlocked()

addSender

public void addSender(ValueChangeSender sender)

This method is called from inside ValueChangeSender.connect(ValueChangeListener...) in order to install a bidirectional connection.

Specified by:

addSender in interface ValueChangeListener

Parameters:

sender - the connected sender

See Also:

ValueChangeSender.connect(ValueChangeListener...), ValueChangeListener.addSender(omix.lang.reflect.ValueChangeSender)

removeSender

public void removeSender(ValueChangeSender sender)

This method is called from inside ValueChangeSender.disconnect(ValueChangeListener...) in order to remove the bidirectional connection.

Specified by:

removeSender in interface ValueChangeListener

Parameters:

sender -

See Also:

ValueChangeListener.removeSender(omix.lang.reflect.ValueChangeSender)

disconnectFromAllSenders

public void disconnectFromAllSenders()

This method can be called in order to disconnect the listener from all senders which has been added by ValueChangeListener.addSender(ValueChangeSender).

Specified by:

disconnectFromAllSenders in interface ValueChangeListener

See Also:

ValueChangeListener.disconnectFromAllSenders()

isConnected

public boolean isConnected()

Returns true if this listener is connected to at least one sender.

Specified by:

isConnected in interface ValueChangeListener

Returns:

connected

See Also:

ValueChangeListener.isConnected()

valueChanged

public abstract void valueChanged(Object value) throws RuntimeException

This method is called whenever the value of a field changes.

Specified by:

valueChanged in interface ValueChangeListener

Parameters:

value - the new value of the field

Throws:

RuntimeException

See Also:

ValueChangeListener.valueChanged(java.lang.Object)