Checkbox : Java Glossary

by Roedy Green ©1996-2009 Canadian Mind Products
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Checkbox

Note the lower case b, in Checkbox. A box the user can mark as on or off. A radio button is a checkbox in a checkbox group where only one button may be pushed on at a time. Checkboxes can be used as choices or combos. When Checkboxes are used like radio buttons, you use a CheckboxGroup to define which Checkboxes are related. Here is how it looks:

checkbox screenshot

Each circle is one Checkbox.

The Swing equivalent is called a JCheckBox, a JRadioButton or a JToggleButton. Checkbox uses getState and setState, where JCheckBox uses isSelected and setSelected. JCheckBox uses a checkmark; JRadioButton uses a dot in a circle, and JToggleButton uses ordinary-looking buttons.

Here is how to use a Checkbox:

Here is how you use a CheckboxGroup with Checkboxes:

Learning More

Sun’s Javadoc on the Checkbox class : available:

on the web at java.sun.com
in the current JDK 1.6.0_11 or in the old JDK 1.5.0_17 on your local Windows J: drive.

Sun’s Javadoc on the CheckboxGroup class : available:

on the web at java.sun.com
in the current JDK 1.6.0_11 or in the old JDK 1.5.0_17 on your local Windows J: drive.

AWT
CheckboxGroup
JCheckBox
JRadioButton
JToggleButton
Swing

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