ItemSelectable (Java Platform SE 8 ) (original) (raw)

• All Known Subinterfaces:
  ButtonModel
  All Known Implementing Classes:
  AbstractButton, BasicArrowButton, Checkbox, CheckboxMenuItem, Choice, DefaultButtonModel, JButton, JCheckBox, JCheckBoxMenuItem, JComboBox, JMenu, JMenuItem, JRadioButton, JRadioButtonMenuItem, JToggleButton, JToggleButton.ToggleButtonModel, List, MetalComboBoxButton, MetalScrollButton

public interface ItemSelectable
The interface for objects which contain a set of items for which zero or more can be selected.

• • Method Summary

  All Methods Instance Methods Abstract Methods

  Modifier and Type	Method	Description
  void	addItemListener(ItemListener l)	Adds a listener to receive item events when the state of an item is changed by the user.
  Object[]	getSelectedObjects()	Returns the selected items or null if no items are selected.
  void	removeItemListener(ItemListener l)	Removes an item listener.

• • Method Detail

     * #### getSelectedObjects  
     [Object](../../java/lang/Object.html "class in java.lang")[] getSelectedObjects()  
     Returns the selected items or `null` if no items are selected.  
     * #### addItemListener  
     void addItemListener([ItemListener](../../java/awt/event/ItemListener.html "interface in java.awt.event") l)  
     Adds a listener to receive item events when the state of an item is changed by the user. Item events are not sent when an item's state is set programmatically. If `l` is`null`, no exception is thrown and no action is performed.  
     Parameters:  
     `l` \- the listener to receive events  
     See Also:  
     [ItemEvent](../../java/awt/event/ItemEvent.html "class in java.awt.event")  
     * #### removeItemListener  
     void removeItemListener([ItemListener](../../java/awt/event/ItemListener.html "interface in java.awt.event") l)  
     Removes an item listener. If `l` is `null`, no exception is thrown and no action is performed.  
     Parameters:  
     `l` \- the listener being removed  
     See Also:  
     [ItemEvent](../../java/awt/event/ItemEvent.html "class in java.awt.event")

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