java.awt
Interface ItemSelectable

All Known Subinterfaces:

ButtonModel

All Known Implementing Classes:

AbstractButton, Checkbox, CheckboxMenuItem, Choice, DefaultButtonModel, 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

getSelectedObjects

public Object[] getSelectedObjects()

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

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

See Also:

ItemEvent

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

See Also:

ItemEvent