Prentice.Hall.Introduction.to.Java.Programming,.Brief.Version.9th.(2014).[sharethefiles.com]

21 public ListPropertiesDemo() {
22 // Place labels in a panel
23 JPanel panel1 = new JPanel();
24 panel1.setLayout(new GridLayout(3, 1));
25 panel1.add(new JLabel("visibleRowCount"));
26 panel1.add(new JLabel("layoutOrientation"));
27 panel1.add(new JLabel("selectionMode"));
28
29 // Place text fields in a panel
30 JPanel panel2 = new JPanel();
31 panel2.setLayout(new GridLayout(3, 1));
32 panel2.add(jspVisibleRowCount);
33 panel2.add(jcboLayoutOrientation);
34 panel2.add(jcboSelectionMode);
35
36 // Place panel1 and panel2
37 JPanel panel3 = new JPanel();
38 panel3.setLayout(new BorderLayout(5, 5));
39 panel3.add(panel1, BorderLayout.WEST);
40 panel3.add(panel2, BorderLayout.CENTER);
41
42 // Place elements in the applet
43 add(panel3, BorderLayout.NORTH);
44 add(new JScrollPane(jlst), BorderLayout.CENTER);
45 add(jlblStatus, BorderLayout.SOUTH);
46
47 // Set initial property values
48 jlst.setFixedCellWidth(50);
49 jlst.setFixedCellHeight(20);
50 jlst.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
51
52 // Register listeners
53 jspVisibleRowCount.addChangeListener(new ChangeListener() {
54 @Override
55 public void stateChanged(ChangeEvent e) {
56 jlst.setVisibleRowCount(
57 ((Integer)jspVisibleRowCount.getValue()).intValue());
58 }
59 });
60
61 jcboLayoutOrientation.addActionListener(new ActionListener() {
62 @Override
63 public void actionPerformed(ActionEvent e) {
64 jlst.setLayoutOrientation(
65 jcboLayoutOrientation.getSelectedIndex());
66 }
67 });
68
69 jcboSelectionMode.addActionListener(new ActionListener() {
70 @Override
71 public void actionPerformed(ActionEvent e) {
72 jlst.setSelectionMode(
73 jcboSelectionMode.getSelectedIndex());
74 }
75 });
76
77 jlst.addListSelectionListener(new ListSelectionListener() {
78 @Override
79 public void valueChanged(ListSelectionEvent e) {
25