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Java JRadioButton

The JRadioButton class is used to create a radio button. It is used to choose one option from multiple options. It is widely used in exam systems or quiz.

It should be added in ButtonGroup to select one radio button only.

JRadioButton class declaration

Let's see the declaration for javax.swing.JRadioButton class.

Commonly used Constructors:

Constructor Description
JRadioButton() Creates an unselected radio button with no text.
JRadioButton(String s) Creates an unselected radio button with specified text.
JRadioButton(String s, boolean selected) Creates a radio button with the specified text and selected status.

Commonly used Methods:

Methods Description
void setText(String s) It is used to set specified text on button.
String getText() It is used to return the text of the button.
void setEnabled(boolean b) It is used to enable or disable the button.
void setIcon(Icon b) It is used to set the specified Icon on the button.
Icon getIcon() It is used to get the Icon of the button.
void setMnemonic(int a) It is used to set the mnemonic on the button.
void addActionListener(ActionListener a) It is used to add the action listener to this object.

Java JRadioButton Example


JAVA Jradiobutton 1

Java JRadioButton Example with ActionListener


JAVA Jradiobutton 2
Next TopicJava JComboBox

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