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/OpenJDK 21

Interface ItemSelectable

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

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 Details

getSelectedObjects

Object[] getSelectedObjects()
Returns the selected items or null if no items are selected.
Returns:
the list of selected objects, or null

addItemListener

void addItemListener(ItemListener 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:

removeItemListener

void removeItemListener(ItemListener 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:

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Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
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https://docs.oracle.com/en/java/javase/21/docs/api/java.desktop/java/awt/ItemSelectable.html