/* Swingサンプル */ import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.JCheckBox; import java.awt.Container; import java.awt.BorderLayout; import java.awt.Dimension; import java.awt.Color; class SSample7_1 extends JFrame{ public static void main(String args[]){ SSample7_1 frame = new SSample7_1("タイトル"); frame.setVisible(true); } SSample7_1(String title){ setTitle(title); setBounds(100, 100, 300, 250); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JPanel p = new JPanel(); JCheckBox ckbox1 = new JCheckBox("Peach"); ckbox1.setPreferredSize(new Dimension(150, 60)); ckbox1.setBackground(Color.PINK); JCheckBox ckbox2 = new JCheckBox("Apple"); ckbox2.setPreferredSize(new Dimension(150, 60)); ckbox2.setHorizontalAlignment(JCheckBox.CENTER); ckbox2.setVerticalAlignment(JCheckBox.TOP); ckbox2.setBackground(Color.PINK); JCheckBox ckbox3 = new JCheckBox("Orange"); ckbox3.setPreferredSize(new Dimension(150, 60)); ckbox3.setHorizontalAlignment(JCheckBox.RIGHT); ckbox3.setVerticalAlignment(JCheckBox.BOTTOM); ckbox3.setBackground(Color.PINK); p.add(ckbox1); p.add(ckbox2); p.add(ckbox3); Container contentPane = getContentPane(); contentPane.add(p, BorderLayout.CENTER); } }