import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
public class JRadioButton_test extends JFrame implements ActionListener{
    JRadioButton jRadioButton1 = new JRadioButton("");
    JRadioButton jRadioButton2 = new JRadioButton("Ů");
    JTextArea jTextArea1 = new JTextArea();
    JButton jButton1 = new JButton("ȷ");
    ButtonGroup buttonGroup1 = new ButtonGroup();
    public JRadioButton_test() {
        setLayout(null);
        setTitle("ѡť");
        jRadioButton1.setBounds(new Rectangle(20, 18, 48, 30));
        jButton1.addActionListener(this);
        add(jRadioButton1);
        jButton1.setBounds(80, 96, 80, 31);
        jTextArea1.setBounds(87, 28, 118, 47);
        add(jButton1);
        add(jTextArea1);
        add(jRadioButton2);
        jRadioButton2.setBounds(20, 55, 51, 26);
        buttonGroup1.add(jRadioButton1);
        buttonGroup1.add(jRadioButton2);
    }
    public static void main(String args[]) {
        JRadioButton_test ta = new JRadioButton_test();
        ta.setBounds(200, 300, 250, 170);
        ta.validate();
        ta.setVisible(true);
    }
    public void actionPerformed(ActionEvent e) {
        jTextArea1.setText("");
        if (jRadioButton1.isSelected()) {
            jTextArea1.append(jRadioButton1.getText());
        }
        if (jRadioButton2.isSelected()) {
            jTextArea1.append(jRadioButton2.getText());
        }
    }
}
