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JavaTM 2 Platform Std. Ed. v1.3 |
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java.lang.Object
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+--java.beans.PropertyChangeSupport
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+--javax.swing.event.SwingPropertyChangeSupport
This subclass of java.beans.PropertyChangeSupport is identical in functionality -- it sacrifices thread-safety (not a Swing concern) for reduce memory consumption, which helps performance (both big Swing concerns). Most of the overridden methods are only necessary because all of PropertyChangeSupport's instance data is private, without accessor methods.
| Constructor Summary | |
SwingPropertyChangeSupport(Object sourceBean)
Constructs a SwingPropertyChangeSupport object. |
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| Method Summary | |
void |
addPropertyChangeListener(PropertyChangeListener listener)
Add a PropertyChangeListener to the listener list. |
void |
addPropertyChangeListener(String propertyName,
PropertyChangeListener listener)
Add a PropertyChangeListener for a specific property. |
void |
firePropertyChange(PropertyChangeEvent evt)
Fire an existing PropertyChangeEvent to any registered listeners. |
void |
firePropertyChange(String propertyName,
Object oldValue,
Object newValue)
Report a bound property update to any registered listeners. |
boolean |
hasListeners(String propertyName)
Check if there are any listeners for a specific property. |
void |
removePropertyChangeListener(PropertyChangeListener listener)
Remove a PropertyChangeListener from the listener list. |
void |
removePropertyChangeListener(String propertyName,
PropertyChangeListener listener)
Remove a PropertyChangeListener for a specific property. |
| Methods inherited from class java.beans.PropertyChangeSupport |
firePropertyChange, firePropertyChange |
| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
public SwingPropertyChangeSupport(Object sourceBean)
sourceBean - The bean to be given as the source for any events.| Method Detail |
public void addPropertyChangeListener(PropertyChangeListener listener)
addPropertyChangeListener in class PropertyChangeSupportlistener - The PropertyChangeListener to be addedpublic void removePropertyChangeListener(PropertyChangeListener listener)
removePropertyChangeListener in class PropertyChangeSupportlistener - The PropertyChangeListener to be removed
public void addPropertyChangeListener(String propertyName,
PropertyChangeListener listener)
addPropertyChangeListener in class PropertyChangeSupportpropertyName - The name of the property to listen on.listener - The PropertyChangeListener to be added
public void removePropertyChangeListener(String propertyName,
PropertyChangeListener listener)
removePropertyChangeListener in class PropertyChangeSupportpropertyName - The name of the property that was listened on.listener - The PropertyChangeListener to be removed
public void firePropertyChange(String propertyName,
Object oldValue,
Object newValue)
firePropertyChange in class PropertyChangeSupportpropertyName - The programmatic name of the property
that was changed.oldValue - The old value of the property.newValue - The new value of the property.public void firePropertyChange(PropertyChangeEvent evt)
firePropertyChange in class PropertyChangeSupportevt - The PropertyChangeEvent object.public boolean hasListeners(String propertyName)
hasListeners in class PropertyChangeSupportpropertyName - the property name.
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JavaTM 2 Platform Std. Ed. v1.3 |
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