ItemSelectable (Java Platform SE 6)

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java.awt
interface ItemSelectable

All Known Subinterfaces:: ButtonModel

All Known Implementing Classes:: AbstractButton, JButton, JMenuItem, JToggleButton, BasicArrowButton, MetalComboBoxButton, JCheckBoxMenuItem, JMenu, JRadioButtonMenuItem, JCheckBox, JRadioButton, MetalScrollButton, Checkbox, CheckboxMenuItem, Choice, JComboBox, List

public interface ItemSelectable

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

Method Summary
`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

addItemListener

public 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

getSelectedObjects

public Object[] getSelectedObjects()

Returns the selected items or null if no items are selected.

removeItemListener

public 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