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.

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.

Methods

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:
ItemEvent

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:
ItemEvent

© 1993, 2020, Oracle and/or its affiliates. All rights reserved.
Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
Various third party code in OpenJDK is licensed under different licenses (see Debian package).
Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.
https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/awt/ItemSelectable.html