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Java(TM) 2 Platform, Standard Edition, v1.2.2 API Specification: Class DefaultSingleSelectionModel - JDK 5 Documentation v1.2.2, Java 2 SDK 英文文档

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javax.swing
Class DefaultSingleSelectionModel

java.lang.Object
  |
  +--javax.swing.DefaultSingleSelectionModel

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public class DefaultSingleSelectionModel

extends Object

implements SingleSelectionModel, Serializable

A generic implementation of SingleSelectionModel.

Warning: Serialized objects of this class will not be compatible with future Swing releases. The current serialization support is appropriate for short term storage or RMI between applications running the same version of Swing. A future release of Swing will provide support for long term persistence.

See Also:

Serialized Form

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Field Summary
protected  ChangeEvent	changeEvent
protected  EventListenerList	listenerList           The collection of registered listeners

 

Constructor Summary

DefaultSingleSelectionModel()

 

Method Summary
void	addChangeListener(ChangeListener l)           Adds a ChangeListener to the button.
void	clearSelection()           Clears the selection (to -1).
protected  void	fireStateChanged()
int	getSelectedIndex()           Returns the model's selection.
boolean	isSelected()           Returns true if the selection model currently has a selected value.
void	removeChangeListener(ChangeListener l)           Removes a ChangeListener from the button.
void	setSelectedIndex(int index)           Sets the model's selected index to index.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

changeEvent

protected transient ChangeEvent changeEvent

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listenerList

protected EventListenerList listenerList

The collection of registered listeners

Constructor Detail

DefaultSingleSelectionModel

public DefaultSingleSelectionModel()

Method Detail

getSelectedIndex

public int getSelectedIndex()

Description copied from interface: SingleSelectionModel

Returns the model's selection.

Specified by:

getSelectedIndex in interface SingleSelectionModel

Tags copied from interface: SingleSelectionModel

Returns:

the model's selection, or -1 if there is no selection

See Also:

SingleSelectionModel.setSelectedIndex(int)

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setSelectedIndex

public void setSelectedIndex(int index)

Description copied from interface: SingleSelectionModel

Sets the model's selected index to index. Notifies any listeners if the model changes

Specified by:

setSelectedIndex in interface SingleSelectionModel

Tags copied from interface: SingleSelectionModel

Parameters:

an - int specifying the model selection

See Also:

SingleSelectionModel.getSelectedIndex(), SingleSelectionModel.addChangeListener(javax.swing.event.ChangeListener)

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clearSelection

public void clearSelection()

Description copied from interface: SingleSelectionModel

Clears the selection (to -1).

Specified by:

clearSelection in interface SingleSelectionModel

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isSelected

public boolean isSelected()

Description copied from interface: SingleSelectionModel

Returns true if the selection model currently has a selected value.

Specified by:

isSelected in interface SingleSelectionModel

Tags copied from interface: SingleSelectionModel

Returns:

true if a value is currently selected

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addChangeListener

public void addChangeListener(ChangeListener l)

Adds a ChangeListener to the button.

Specified by:

addChangeListener in interface SingleSelectionModel

Tags copied from interface: SingleSelectionModel

Parameters:

l - the ChangeListener to add

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removeChangeListener

public void removeChangeListener(ChangeListener l)

Removes a ChangeListener from the button.

Specified by:

removeChangeListener in interface SingleSelectionModel

Tags copied from interface: SingleSelectionModel

Parameters:

l - the ChangeListener to remove

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fireStateChanged

protected void fireStateChanged()

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