张伟 Java SE 实践教程 各章节代码

/* * MyContactView.java */ package mycontact; import org.jdesktop.application.Action; import org.jdesktop.application.ResourceMap; import org.jdesktop.application.SingleFrameApplication; import org.jdesktop.application.FrameView; import org.jdesktop.application.TaskMonitor; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.Timer; import javax.swing.Icon; import javax.swing.JDialog; import javax.swing.JFrame; import javax.swing.DefaultListModel; import javax.swing.JOptionPane; import utils.*; import java.util.*; /** * The application's main frame. */ public class MyContactView extends FrameView { private DefaultListModel taskListModel; private Boolean newflag = false; private void createTable() { MyDatabase mydb = new MyDatabase(); mydb.getConn(); try { mydb.createTable(); } catch(Exception e) { System.out.println(e.toString()); } mydb.closeConn(); } public MyContactView(SingleFrameApplication app) { super(app); initComponents(); // create table if does not exist; createTable(); jList1.removeAll(); reloadList(); // status bar initialization - message timeout, idle icon and busy animation, etc ResourceMap resourceMap = getResourceMap(); int messageTimeout = resourceMap.getInteger("StatusBar.messageTimeout"); messageTimer = new Timer(messageTimeout, new ActionListener() { public void actionPerformed(ActionEvent e) { statusMessageLabel.setText(""); } }); messageTimer.setRepeats(false); int busyAnimationRate = resourceMap.getInteger("StatusBar.busyAnimationRate"); for (int i = 0; i < busyIcons.length; i++) { busyIcons[i] = resourceMap.getIcon("StatusBar.busyIcons[" + i + "]"); } busyIconTimer = new Timer(busyAnimationRate, new ActionListener() { public void actionPerformed(ActionEvent e) { busyIconIndex = (busyIconIndex + 1) % busyIcons.length; statusAnimationLabel.setIcon(busyIcons[busyIconIndex]); } }); idleIcon = resourceMap.getIcon("StatusBar.idleIcon"); statusAnimationLabel.setIcon(idleIcon); progressBar.setVisible(false); // connecting action tasks to status bar via TaskMonitor TaskMonitor taskMonitor = new TaskMonitor(getApplication().getContext()); taskMonitor.addPropertyChangeListener(new java.beans.PropertyChangeListener() { public void propertyChange(java.beans.PropertyChangeEvent evt) { String propertyName = evt.getPropertyName(); if ("started".equals(propertyName)) { if (!busyIconTimer.isRunning()) { statusAnimationLabel.setIcon(busyIcons[0]); busyIconIndex = 0; busyIconTimer.start(); } progressBar.setVisible(true); progressBar.setIndeterminate(true); } else if ("done".equals(propertyName)) { busyIconTimer.stop(); statusAnimationLabel.setIcon(idleIcon); progressBar.setVisible(false); progressBar.setValue(0); } else if ("message".equals(propertyName)) { String text = (String)(evt.getNewValue()); statusMessageLabel.setText((text == null) ? "" : text); messageTimer.restart(); } else if ("progress".equals(propertyName)) { int value = (Integer)(evt.getNewValue()); progressBar.setVisible(true); progressBar.setIndeterminate(false); progressBar.setValue(value); } } }); } @Action public void showAboutBox() { if (aboutBox == null) { JFrame mainFrame = MyContactApp.getApplication().getMainFrame(); aboutBox = new MyContactAboutBox(mainFrame); aboutBox.setLocationRelativeTo(mainFrame); } MyContactApp.getApplication().show(aboutBox); } /** This method is called from within the constructor to * initialize the form. * WARNING: Do NOT modify this code. The content of this method is * always regenerated by the Form Editor. */ @SuppressWarnings("unchecked") // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents private void initComponents() { mainPanel = new javax.swing.JPanel(); jScrollPane1 = new javax.swing.JScrollPane(); jList1 = new javax.swing.JList(); jPanel1 = new javax.swing.JPanel(); jButton1 = new javax.swing.JButton(); jButton2 = new javax.swing.JButton(); jButton3 = new javax.swing.JButton(); jButton4 = new javax.swing.JButton(); jLabel1 = new javax.swing.JLabel(); jLabel2 = new javax.swing.JLabel(); fnametext = new javax.swing.JTextField(); lnametext = new javax.swing.JTextField(); jLabel3 = new javax.swing.JLabel(); jLabel4 = new javax.swing.JLabel(); adr1text = new javax.swing.JTextField(); adr2text = new javax.swing.JTextField(); jLabel5 = new javax.swing.JLabel(); jLabel6 = new javax.swing.JLabel(); jLabel7 = new javax.swing.JLabel(); jLabel8 = new javax.swing.JLabel(); mptext = new javax.swing.JTextField(); mwtext = new javax.swing.JTextField(); telhometext = new javax.swing.JTextField(); telworktext = new javax.swing.JTextField(); jLabel9 = new javax.swing.JLabel(); email1text = new javax.swing.JTextField(); jLabel10 = new javax.swing.JLabel(); email2text = new javax.swing.JTextField(); jPanel2 = new javax.swing.JPanel(); jLabel11 = new javax.swing.JLabel(); msntext = new javax.swing.JTextField(); jLabel13 = new javax.swing.JLabel(); yahootext = new javax.swing.JTextField(); jLabel12 = new javax.swing.JLabel(); qqtext = new javax.swing.JTextField(); jLabel15 = new javax.swing.JLabel(); jPanel3 = new javax.swing.JPanel(); jScrollPane2 = new javax.swing.JScrollPane(); memotextarea = new javax.swing.JTextArea(); jLabel14 = new javax.swing.JLabel(); menuBar = new javax.swing.JMenuBar(); javax.swing.JMenu fileMenu = new javax.swing.JMenu(); javax.swing.JMenuItem exitMenuItem = new javax.swing.JMenuItem(); javax.swing.JMenu helpMenu = new javax.swing.JMenu(); javax.swing.JMenuItem aboutMenuItem = new javax.swing.JMenuItem(); statusPanel = new javax.swing.JPanel(); javax.swing.JSeparator statusPanelSeparator = new javax.swing.JSeparator(); statusMessageLabel = new javax.swing.JLabel(); statusAnimationLabel = new javax.swing.JLabel(); progressBar = new javax.swing.JProgressBar(); mainPanel.setName("mainPanel"); // NOI18N jScrollPane1.setName("jScrollPane1"); // NOI18N jList1.setName("jList1"); // NOI18N jList1.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { jList1MouseClicked(evt); } }); jScrollPane1.setViewportView(jList1); jPanel1.setName("jPanel1"); // NOI18N javax.swing.ActionMap actionMap = org.jdesktop.application.Application.getInstance(mycontact.MyContactApp.class).getContext().getActionMap(MyContactView.class, this); jButton1.setAction(actionMap.get("createContact")); // NOI18N jButton1.setName("newButton"); // NOI18N j