/* Swingサンプル */ import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.JRadioButton; import javax.swing.ButtonGroup; import java.awt.Container; import java.awt.BorderLayout; import java.awt.event.KeyEvent; class SSample14_1 extends JFrame{ public static void main(String args[]){ SSample14_1 frame = new SSample14_1("タイトル"); frame.setVisible(true); } SSample14_1(String title){ setTitle(title); setBounds(100, 100, 300, 250); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JPanel p = new JPanel(); JRadioButton radio1 = new JRadioButton("Orange"); radio1.setMnemonic(KeyEvent.VK_O); JRadioButton radio2 = new JRadioButton("Apple"); radio2.setMnemonic(KeyEvent.VK_A); JRadioButton radio3 = new JRadioButton("Banana"); radio3.setMnemonic(KeyEvent.VK_N); ButtonGroup group = new ButtonGroup(); group.add(radio1); group.add(radio2); group.add(radio3); p.add(radio1); p.add(radio2); p.add(radio3); Container contentPane = getContentPane(); contentPane.add(p, BorderLayout.CENTER); } }