edu.princeton.swing

Interface TristateButtonModel

All Superinterfaces:

javax.swing.ButtonModel, java.awt.ItemSelectable

All Known Implementing Classes:

DefaultTristateButtonModel

public interface TristateButtonModel
extends javax.swing.ButtonModel

TristateButtonModel extends ButtonModel to provide a third state (for components which can render it).

Method Summary

Methods

Modifier and Type	Method and Description
boolean	isTristate() Returns true if the button is in tristate.
void	setTristate(boolean tristate) Sets wheter or not the button is in tristate.

Methods inherited from interface javax.swing.ButtonModel

addActionListener, addChangeListener, addItemListener, getActionCommand, getMnemonic, isArmed, isEnabled, isPressed, isRollover, isSelected, removeActionListener, removeChangeListener, removeItemListener, setActionCommand, setArmed, setEnabled, setGroup, setMnemonic, setPressed, setRollover, setSelected

Methods inherited from interface java.awt.ItemSelectable

getSelectedObjects

Method Detail

isTristate

boolean isTristate()

Returns true if the button is in tristate. If this returns true, isSelected() should also return true.

Returns:

True iff the button is in tristate.

setTristate

void setTristate(boolean tristate)

Sets wheter or not the button is in tristate. If true is passed, setSelected(true) would be called first.

Parameters:

tristate - Wheter or not the button should be in tristate.