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- java.lang.Object
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- java.beans.PropertyChangeSupport
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- javax.swing.event.SwingPropertyChangeSupport
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- All Implemented Interfaces:
- Serializable
public final class SwingPropertyChangeSupport extends PropertyChangeSupport
This subclass ofjava.beans.PropertyChangeSupport
is almost identical in functionality. The only difference is if constructed withSwingPropertyChangeSupport(sourceBean, true)
it ensures listeners are only ever notified on the Event Dispatch Thread.
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Constructor Summary
Constructors Constructor and Description SwingPropertyChangeSupport(Object sourceBean)
Constructs a SwingPropertyChangeSupport object.SwingPropertyChangeSupport(Object sourceBean, boolean notifyOnEDT)
Constructs a SwingPropertyChangeSupport object.
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Method Summary
Methods Modifier and Type Method and Description void
firePropertyChange(PropertyChangeEvent evt)
Fires a property change event to listeners that have been registered to track updates of all properties or a property with the specified name.boolean
isNotifyOnEDT()
ReturnsnotifyOnEDT
property.-
Methods inherited from class java.beans.PropertyChangeSupport
addPropertyChangeListener, addPropertyChangeListener, fireIndexedPropertyChange, fireIndexedPropertyChange, fireIndexedPropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getPropertyChangeListeners, getPropertyChangeListeners, hasListeners, removePropertyChangeListener, removePropertyChangeListener
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Constructor Detail
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SwingPropertyChangeSupport
public SwingPropertyChangeSupport(Object sourceBean)
Constructs a SwingPropertyChangeSupport object.- Parameters:
sourceBean
- The bean to be given as the source for any events.- Throws:
NullPointerException
- ifsourceBean
isnull
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SwingPropertyChangeSupport
public SwingPropertyChangeSupport(Object sourceBean, boolean notifyOnEDT)
Constructs a SwingPropertyChangeSupport object.- Parameters:
sourceBean
- the bean to be given as the source for any eventsnotifyOnEDT
- whether to notify listeners on the Event Dispatch Thread only- Throws:
NullPointerException
- ifsourceBean
isnull
- Since:
- 1.6
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Method Detail
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firePropertyChange
public void firePropertyChange(PropertyChangeEvent evt)
Fires a property change event to listeners that have been registered to track updates of all properties or a property with the specified name.No event is fired if the given event's old and new values are equal and non-null.
If
isNotifyOnEDT()
istrue
and called off the Event Dispatch Thread this implementation usesSwingUtilities.invokeLater
to send out the notification on the Event Dispatch Thread. This ensures listeners are only ever notified on the Event Dispatch Thread.- Overrides:
firePropertyChange
in classPropertyChangeSupport
- Parameters:
evt
- thePropertyChangeEvent
to be fired- Throws:
NullPointerException
- ifevt
isnull
- Since:
- 1.6
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isNotifyOnEDT
public final boolean isNotifyOnEDT()
ReturnsnotifyOnEDT
property.- Returns:
notifyOnEDT
property- Since:
- 1.6
- See Also:
SwingPropertyChangeSupport(Object sourceBean, boolean notifyOnEDT)
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