fix

.gitignore

@@ -0,0 +1,4 @@
+*.swp
+/Example/nbproject/private/
+/Example/build/
+/Example/dist/

AppPara.java

@@ -0,0 +1,55 @@
+import java.awt.*;
+import java.awt.event.*;
+import java.applet.Applet;
+import java.util.Date;
+public class AppPara extends Applet
+{
+  String strTime = new String();
+  static String strUser = new String();
+  static boolean inApplet = true;
+  public void init()
+  {
+    if (inApplet)
+    { 
+      strUser = getParameter("USER");
+    }
+  }
+  public void start()
+  {
+    Date d = new Date();
+    strTime = d.toString();
+    repaint();
+  }
+  public void paint(Graphics g)
+  {
+    g.setColor(Color.red);
+    g.drawString(strUser + "你好,当前的时间为: " + strTime, 20, 30);
+  }
+
+  public static void main(String[] args)
+  {
+    inApplet = false;
+    if (args.length < 1) 
+    {
+      System.out.println("缺少用户参数");
+      System.exit(0);
+    }
+    else
+      strUser = new String(args[0]);
+    Frame f=new Frame("时间");
+    f.addWindowListener(new WindowAdapter()
+    {
+      public void windowClosing(WindowEvent evt)
+      {
+        System.exit(0);
+      }
+    });
+
+    AppPara a = new AppPara();
+    a.init();
+    f.add("Center", a);
+    f.setSize(400,200);
+    f.show();
+    a.start();
+  }
+}

AppletSecurity.java

@@ -0,0 +1,48 @@
+import java.awt.*;
+import java.awt.event.*;
+import java.applet.*;
+import java.io.*;
+
+public class AppletSecurity extends Applet
+{
+  TextField fileNameField;
+  TextArea fileArea;
+  public void init()
+  {
+    Label lblName = new Label("文件名: ");
+    Label lblContext = new Label("文件内容: ");
+    fileNameField = new TextField(35);
+    fileNameField.addActionListener(new ActionListener() {
+      public void actionPerformed(ActionEvent e) {
+        loadFile(fileNameField.getText());
+      }
+    });
+    fileArea = new TextArea(10, 35);
+    add(lblName);
+    add(fileNameField);
+    add(lblContext);
+    add(fileArea);
+  }
+
+  public void loadFile(String fileName)
+  {
+    try
+    {
+      BufferedReader reader = new BufferedReader(new FileReader(fileName));
+      String context = new String();
+      while ((context = reader.readLine()) != null)
+      {
+        fileArea.append(context + "\n");
+      }
+      reader.close();
+    }
+    catch(IOException ie)
+    {
+      fileArea.append("IO错误: " + ie.getMessage());
+    }
+    catch(SecurityException se)
+    {
+      fileArea.append("安全访问错误: " + se.getMessage());
+    }
+  }
+}

Company/Manager.java

@@ -0,0 +1,20 @@
+package Company; // 声明名Company
+class Employee
+{
+  public String name;
+  public int salary;
+  public String getSalary()
+  {
+    String str;
+    str = "名字:" + name + "\nSalary:" + salary;
+    return str;
+  }
+}
+public class Manager extends Employee
+{
+  public String department;
+  public String getSalary() 
+  {
+    return super.getSalary() + "\nDepartment:" + department;
+  }
+}

Example/chap01/实例1/BorderLayoutDemo.java

@@ -0,0 +1,20 @@
+import java.awt.*;
+import java.applet.*;
+import java.util.*;
+
+public class BorderLayoutDemo extends Applet
+{
+   public void init()
+   {
+      setLayout(new BorderLayout());
+
+      add(new Button("This is arross the top"), 
+	      BorderLayout.NORTH);
+      add(new Label("The message is on the bottom"),
+	      BorderLayout.SOUTH);
+      add(new Button("Left"),BorderLayout.WEST);
+      add(new Button("Right"),BorderLayout.EAST);
+      String message="This is the message in the Center!";
+      add(new TextArea(message),BorderLayout.CENTER);
+   }
+}

Example/chap01/实例1/BoxLayoutFrame.java

@@ -0,0 +1,40 @@
+//BoxLayoutFrame.java
+import java.awt.*;
+import javax.swing.*;
+
+public class BoxLayoutFrame extends JFrame {
+  BoxLayoutTest panel = new BoxLayoutTest();
+
+  public BoxLayoutFrame() {
+    this.getContentPane().add(panel);
+    this.setSize(500,220);
+    this.setTitle("BoxLayoutDemo");
+    this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+    this.show();
+  }
+
+  public static void main(String[] args) {
+    BoxLayoutFrame frame = new BoxLayoutFrame();
+  }
+}
+
+class BoxLayoutTest extends JPanel {
+  BoxLayoutTest() {
+    // Set the layout to a y-axis BoxLayout
+    setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
+
+    // Create three components
+    TextField textField = new TextField();
+    TextArea textArea = new TextArea(4, 20);
+    JButton button = new JButton(
+      "Click me!");
+
+    // Add the three components to the BoxLayout
+    add(new JLabel("TextField"));
+    add(textField);
+    add(new JLabel("TextArea"));
+    add(textArea);
+    add(new JLabel("Button"));
+    add(button);
+  }
+}

Example/chap01/实例1/CardLayoutFrame.java

@@ -0,0 +1,59 @@
+//CardLayoutFrame.java
+import java.awt.*;
+import javax.swing.*;
+import java.awt.event.*;
+
+public class CardLayoutFrame extends JFrame {
+  JButton btPrevious = new JButton("前一张");
+  JButton btNext = new JButton("下一张");
+  JPanel flowPanel = new JPanel(new FlowLayout());
+  JPanel cardPanel = new JPanel(new CardLayout());
+  int currentIndex = 0;
+
+  public CardLayoutFrame() {
+    this.getContentPane().add(flowPanel,BorderLayout.SOUTH);
+    this.getContentPane().add(cardPanel,BorderLayout.CENTER);
+    cardPanel.add(getCard(1),"Card1");
+    cardPanel.add(getCard(2),"Card2");
+    flowPanel.add(btPrevious);
+    flowPanel.add(btNext);
+    ActionListener listener = new  ActionListener() {
+      public void actionPerformed(ActionEvent e) {
+        switchCard();
+      }
+    };
+    btPrevious.addActionListener(listener);
+    btNext.addActionListener(listener);
+
+    this.setSize(300,200);
+    this.setTitle("GardLayoutDemo");
+    this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+    this.show();
+  }
+
+  JPanel getCard(int index){
+    JPanel panel = new JPanel(new BorderLayout());
+    JLabel label = new JLabel("<HTML><h1 style=color:red>"+
+    "这是第"+index+"张卡片"+
+    "</h1></HTML>"
+    );
+    label.setHorizontalAlignment(JLabel.CENTER);
+    panel.add(label);
+    return panel;
+  }
+
+  void switchCard(){
+    CardLayout cl = (CardLayout)cardPanel.getLayout();
+    if (currentIndex==0){
+      currentIndex++;
+      cl.show(cardPanel,"Card2");
+    }else{
+      currentIndex--;
+      cl.show(cardPanel,"Card1");
+    }
+  }
+
+  public static void main(String[] args) {
+    CardLayoutFrame frame = new CardLayoutFrame();
+  }
+}

Example/chap01/实例1/FlowLayoutDemo.java

@@ -0,0 +1,51 @@
+import java.awt.*;
+import java.awt.event.*;
+import java.applet.*;
+
+public class FlowLayoutDemo extends Applet implements ItemListener 
+{
+  String msg="";
+  Checkbox Win98, WinNT,Linux, mac;
+
+  public void init()
+  {
+	setLayout(new FlowLayout(FlowLayout.LEFT));
+
+	Win98= new Checkbox("Win98",null,true);
+	WinNT = new Checkbox("Win NT/2000");
+	Linux = new Checkbox("Linux / Unix");
+	mac = new Checkbox("MacOS");
+
+	add(Win98);
+	add(WinNT);
+	add(Linux);
+	add(mac);
+
+	Win98.addItemListener(this);
+	WinNT.addItemListener(this);
+	Linux.addItemListener(this);
+	mac.addItemListener(this);
+  }
+
+public void itemStateChanged(ItemEvent ie)
+{
+   repaint();
+}
+
+public void paint(Graphics g)
+{
+   msg="current state: ";
+   g.drawString(msg, 6, 80);
+   msg=" Window 98: "+Win98.getState();
+   g.drawString(msg, 6, 100);
+   msg=" Window NT / 2000: "+WinNT.getState();
+   g.drawString(msg, 6, 120);
+   msg=" Linux / Unix: "+Linux.getState();
+   g.drawString(msg, 6, 140);
+   msg=" MacOs "+mac.getState();
+   g.drawString(msg, 6, 160);
+
+
+}
+
+}

Example/chap01/实例1/GridLayoutDemo.java

@@ -0,0 +1,21 @@
+import java.awt.*;
+import java.applet.*;
+
+public class GridLayoutDemo extends Applet
+{
+   static final int n=4;
+   public void init()
+   {
+       setLayout(new GridLayout(n,n));
+       setFont(new Font("Times New Roman", Font.BOLD, 24));
+
+       for (int i=0; i<n; i++){
+         for(int j=0; j<n; j++)
+	       {
+	          int k=i*n+j;
+		  if (k>0)
+		      add(new Button(""+k));
+	       }
+       }
+   }
+}

Example/chap01/实例1/LoginDialogDemo.java

@@ -0,0 +1,47 @@
+//LoginDialogDemo.java
+import java.awt.*;
+import javax.swing.*;
+import java.awt.event.*;
+
+public class LoginDialogDemo extends JFrame {
+  JButton button = new JButton("Click Me");
+  JPanel panel = new JPanel(new FlowLayout());
+
+  public LoginDialogDemo() {
+    final JFrame frame = this;
+    this.getContentPane().add(panel,BorderLayout.SOUTH);
+    panel.add(button);
+    button.addActionListener(new ActionListener()  {
+      public void actionPerformed(ActionEvent e) {
+        showLoginDialog(frame);
+      }
+    });
+    this.setSize(300,200);
+    this.setTitle("ÏÔʾµÇ½¶Ô»°¿ò");
+    this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+    this.show();
+  }
+
+  void showLoginDialog(JFrame frame){
+    JPanel p = new JPanel(new GridLayout(0,1));
+    JTextField tfUserName = new JTextField();
+    JPasswordField tfPassword = new JPasswordField();
+    p.add(new JLabel("Username: "));
+    p.add(tfUserName);
+    p.add(new JLabel("Password: "));
+    p.add(tfPassword);
+    if (JOptionPane.showConfirmDialog(frame // may want to pass your application frame here
+                               ,p
+                               ,"Login"
+                               ,JOptionPane.OK_CANCEL_OPTION
+                               ,JOptionPane.PLAIN_MESSAGE
+                                ) == JOptionPane.OK_OPTION) {
+      System.out.println("User Name:"+tfUserName.getText());
+      System.out.println("Password:" + new String(tfPassword.getPassword()));
+    }
+  }
+
+  public static void main(String[] args) {
+    LoginDialogDemo frame = new LoginDialogDemo();
+  }
+}

Example/chap01/实例1/TestApplet.html

@@ -0,0 +1,5 @@
+<html>
+<body>
+  <applet code="BorderLayoutDemo.class"  height=200 width=300></applet>
+</body>
+</html>