Package eu.essilab.lablib.checkboxtree

Class QuadristateButtonModel

java.lang.Object

javax.swing.DefaultButtonModel

eu.essilab.lablib.checkboxtree.QuadristateButtonModel

All Implemented Interfaces:

ItemSelectable, Serializable, ButtonModel

public class QuadristateButtonModel
extends DefaultButtonModel

The model for a quadristate CheckBox. Available states are UNCHECKED, CHECKED, GREY_CHECKED, GREY_UNCHECKED

Author:

boldrini

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	QuadristateButtonModel.State

Field Summary

Fields inherited from class javax.swing.DefaultButtonModel

actionCommand, ARMED, changeEvent, ENABLED, group, listenerList, mnemonic, PRESSED, ROLLOVER, SELECTED, stateMask

Constructor Summary

Constructors

Constructor	Description
QuadristateButtonModel()

Method Summary

Modifier and Type	Method	Description
QuadristateButtonModel.State	getState()	The current state is embedded in the selection / armed state of the model.
void	nextState()	We rotate between UNCHECKED, CHECKED, GREY_UNCHECKED, GREY_CHECKED.
void	setArmed(boolean b)	Filter: No one may change the armed status except us.
void	setState(QuadristateButtonModel.State state)

Methods inherited from class javax.swing.DefaultButtonModel

addActionListener, addChangeListener, addItemListener, fireActionPerformed, fireItemStateChanged, fireStateChanged, getActionCommand, getActionListeners, getChangeListeners, getGroup, getItemListeners, getListeners, getMnemonic, getSelectedObjects, isArmed, isEnabled, isPressed, isRollover, isSelected, removeActionListener, removeChangeListener, removeItemListener, setActionCommand, setEnabled, setGroup, setMnemonic, setPressed, setRollover, setSelected

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

QuadristateButtonModel

public QuadristateButtonModel()

Method Details

getState

public QuadristateButtonModel.State getState()

The current state is embedded in the selection / armed state of the model. We return the CHECKED state when the checkbox is selected but not armed, GREY_CHECKED state when the checkbox is selected and armed (grey) and UNCHECKED when the checkbox is deselected.

nextState

public void nextState()

We rotate between UNCHECKED, CHECKED, GREY_UNCHECKED, GREY_CHECKED.

setArmed

public void setArmed(boolean b)

Filter: No one may change the armed status except us.

Specified by:

setArmed in interface ButtonModel

Overrides:

setArmed in class DefaultButtonModel

setState

public void setState(QuadristateButtonModel.State state)