/* Swingサンプル */ import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.JTextArea; import java.awt.Container; import java.awt.BorderLayout; import java.awt.Color; class SSample9_1 extends JFrame{ public static void main(String args[]){ SSample9_1 frame = new SSample9_1("タイトル"); frame.setVisible(true); } SSample9_1(String title){ setTitle(title); setBounds(100, 100, 300, 250); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JPanel p = new JPanel(); JTextArea area1 = new JTextArea("性別:男性\n年齢:25歳", 4, 10); area1.setCaretPosition(6); JTextArea area2 = new JTextArea("性別:男性\n年齢:25歳", 4, 10); area2.setCaretPosition(area2.getText().length()); area2.setCaretColor(Color.RED); p.add(area1); p.add(area2); Container contentPane = getContentPane(); contentPane.add(p, BorderLayout.CENTER); } }