org.openimaj.demos.sandbox.video.gt

Class ButtonGroup

java.lang.Object

org.openimaj.demos.sandbox.video.gt.ButtonGroup

public class ButtonGroup
extends Object

A replacement for the AWT ButtonGroup class.

Version:

$Author$, $Revision$, $Date$

Author:

David Dupplaw (dpd@ecs.soton.ac.uk)

Constructor Summary

Constructors

Constructor and Description
ButtonGroup()

Method Summary

Modifier and Type	Method and Description
void	add(AbstractButton b) Add a button
void	addItemListener(ItemListener il) Add the given item listener to listen for button change events from this button group.
void	clear() Removes all the buttons being controlled by this button group.
protected void	fireListenerEvent(AbstractButton b) Fire an itemStateChange event to the item listeners.
AbstractButton	getSelected() Returns the selected button in the group.
void	remove(AbstractButton b) Remove the given button from the group.
void	removeItemListener(ItemListener il) Remove the given item listener from this button group.
void	selectNone() Sets all buttons in the group to unselected.
void	setSelected(AbstractButton b) Set the selected button to the given one.

Methods inherited from class java.lang.Object

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

Constructor Detail

ButtonGroup

public ButtonGroup()

Method Detail

add

public void add(AbstractButton b)

Add a button

Parameters:

b -

remove

public void remove(AbstractButton b)

Remove the given button from the group.

Parameters:

b - The button to remove

getSelected

public AbstractButton getSelected()

Returns the selected button in the group.

Returns:

The selected button in the group or null if no buttons are selected.

selectNone

public void selectNone()

Sets all buttons in the group to unselected.

setSelected

public void setSelected(AbstractButton b)

Set the selected button to the given one. Note that this method will select the button whether or not the button is in the button group.

Parameters:

b - The button to select

addItemListener

public void addItemListener(ItemListener il)

Add the given item listener to listen for button change events from this button group.

Parameters:

il - the item listener

removeItemListener

public void removeItemListener(ItemListener il)

Remove the given item listener from this button group.

Parameters:

il - The item listener to remove.

fireListenerEvent

protected void fireListenerEvent(AbstractButton b)

Fire an itemStateChange event to the item listeners.

Parameters:

b - The button that was selected

clear

public void clear()

Removes all the buttons being controlled by this button group.