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.
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Method Summary
Modifier and TypeMethodDescriptionvoid
Adds a listener to receive item events when the state of an item is changed by the user.Object[]
Returns the selected items ornull
if no items are selected.void
Removes an item listener.
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Method Details
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getSelectedObjects
Object[] getSelectedObjects()Returns the selected items ornull
if no items are selected.- Returns:
- the list of selected objects, or
null
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addItemListener
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. Ifl
isnull
, no exception is thrown and no action is performed.- Parameters:
l
- the listener to receive events- See Also:
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removeItemListener
Removes an item listener. Ifl
isnull
, no exception is thrown and no action is performed.- Parameters:
l
- the listener being removed- See Also:
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