Package org.eclipse.core.databinding.property

Class NativePropertyListener<S,D extends IDiff>

java.lang.Object

org.eclipse.core.databinding.property.NativePropertyListener<S,D>

Type Parameters:

S - type of the source object

D - type of the diff handled by this listener

All Implemented Interfaces:

INativePropertyListener<S>

public abstract class NativePropertyListener<S,D extends IDiff>
extends Object
implements INativePropertyListener<S>

Abstract INativePropertyListener implementation

Since:

1.2

Constructor Summary

Constructors

Constructor	Description
NativePropertyListener(IProperty property, ISimplePropertyListener<S,D> listener)	Constructs a NativePropertyListener with the specified arguments

Method Summary

Modifier and Type	Method	Description
void	addTo(S source)	Adds the receiver as a listener for property events on the specified property source.
protected abstract void	doAddTo(S source)
protected abstract void	doRemoveFrom(S source)
protected void	fireChange(S source, D diff)	Notifies the listener that a property change occurred on the source object.
protected void	fireStale(S source)	Notifies the listener that the property became stale on the source object.
void	removeFrom(S source)	Removes the receiver as a listener for property events on the specified property source.

Methods inherited from class java.lang.Object

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

Constructor Detail

NativePropertyListener

public NativePropertyListener(IProperty property,
                              ISimplePropertyListener<S,D> listener)

Constructs a NativePropertyListener with the specified arguments

Parameters:

property - the property that this listener listens to

listener - the listener to receive property change notifications

Method Detail

addTo

public final void addTo(S source)

Description copied from interface: INativePropertyListener

Adds the receiver as a listener for property events on the specified property source.

Specified by:

addTo in interface INativePropertyListener<S>

Parameters:

source - the property source (may be null)

doAddTo

protected abstract void doAddTo(S source)

removeFrom

public final void removeFrom(S source)

Description copied from interface: INativePropertyListener

Removes the receiver as a listener for property events on the specified property source.

Specified by:

removeFrom in interface INativePropertyListener<S>

Parameters:

source - the property source (may be null)

doRemoveFrom

protected abstract void doRemoveFrom(S source)

fireChange

protected void fireChange(S source,
                          D diff)

Notifies the listener that a property change occurred on the source object.

Parameters:

source - the source object whose property changed

diff - a diff describing the change in state

fireStale

protected void fireStale(S source)

Notifies the listener that the property became stale on the source object.

Parameters:

source - the source object whose property became stale