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Eclipse Platform
Release 3.0

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org.eclipse.jface.viewers
Class LabelProviderChangedEvent

java.lang.Object
  java.util.EventObject
      org.eclipse.jface.viewers.LabelProviderChangedEvent

All Implemented Interfaces:

Serializable

public class LabelProviderChangedEvent

extends EventObject

Event object describing a label provider state change.

See Also:

ILabelProviderListener, Serialized Form

Field Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

LabelProviderChangedEvent(IBaseLabelProvider source)
Creates a new event for the given source, indicating that all labels provided by the source are no longer valid and should be updated.

LabelProviderChangedEvent(IBaseLabelProvider source, Object element)
Creates a new event for the given source, indicating that the label provided by the source for the given element is no longer valid and should be updated.

LabelProviderChangedEvent(IBaseLabelProvider source, Object[] elements)
Creates a new event for the given source, indicating that the label provided by the source for the given elements is no longer valid and should be updated.

Method Summary

Object	getElement() Returns the first element whose label needs to be updated, or null if all labels need to be updated.
Object[]	getElements() Returns the elements whose labels need to be updated, or null if all labels need to be updated.

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

LabelProviderChangedEvent

public LabelProviderChangedEvent(IBaseLabelProvider source)

Creates a new event for the given source, indicating that all labels provided by the source are no longer valid and should be updated.

Parameters:

source - the label provider

LabelProviderChangedEvent

public LabelProviderChangedEvent(IBaseLabelProvider source,
                                 Object[] elements)

Creates a new event for the given source, indicating that the label provided by the source for the given elements is no longer valid and should be updated.

Parameters:

source - the label provider

elements - the element whose labels have changed

LabelProviderChangedEvent

public LabelProviderChangedEvent(IBaseLabelProvider source,
                                 Object element)

Creates a new event for the given source, indicating that the label provided by the source for the given element is no longer valid and should be updated.

Parameters:

source - the label provider

element - the element whose label needs to be updated

Method Detail

getElement

public Object getElement()

Returns the first element whose label needs to be updated, or null if all labels need to be updated.

Returns:

the element whose label needs to be updated or null

getElements

public Object[] getElements()

Returns the elements whose labels need to be updated, or null if all labels need to be updated.

Returns:

the element whose labels need to be updated or null