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package swing;
import java.awt.FlowLayout;
import javax.swing.ButtonGroup;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JRadioButton;
public class RadioBtnExam extends JFrame {
JRadioButton rb01 = new JRadioButton("학생",true); //1
JRadioButton rb02 = new JRadioButton("직장인",false);
JRadioButton rb03 = new JRadioButton("우수회원",true);
JRadioButton rb04 = new JRadioButton("일반회원",false);
ButtonGroup gr01 = new ButtonGroup(); //2
ButtonGroup gr02 = new ButtonGroup();
public RadioBtnExam() {
gr01.add(rb01); //3
gr01.add(rb02);
gr01.add(rb03);
gr01.add(rb04);
JPanel p = new JPanel(new FlowLayout()); //5
p.add(rb01);
p.add(rb02);
p.add(rb03);
p.add(rb04);
add("North",p); // 4
setSize(640,480);
setVisible(true);
}
public static void main(String[] args) {
new RadioBtnExam();
}
}
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cs |