Java实现AWT四大事件的详细过程

 package AWT;
  import java.awt.*;
  import java.awt.event.WindowEvent;
  import java.awt.event.WindowListener;
  public class ShiPeiQi {
      public static void main(String[] args) {
          final Frame f=new Frame("WindowEvent");
          f.setSize(400,300);
          f.setLocation(300,200);
          f.setVisible(true);
          f.addWindowListener(new WindowListener() {
              @Override
              public void windowOpened(WindowEvent e) {
                  System.out.println("windowOpened----窗体打开事件");
              }
              @Override
              public void windowClosing(WindowEvent e) {
                  System.out.println("windowClosing----窗体正在关闭事件");
                  ((Window)e.getComponent()).dispose();
              }
              @Override
              public void windowClosed(WindowEvent e) {
                  System.out.println("windowClosed----窗体关闭事件");
              }
              @Override
              public void windowIconified(WindowEvent e) {
                  System.out.println("windowIconified---窗体图标化事件");
              }
              @Override
              public void windowDeiconified(WindowEvent e) {
                  System.out.println("windowDeiconified------窗体取消图标化事件");
              }
              @Override
              public void windowActivated(WindowEvent e) {
                  System.out.println("windowActivated----窗体激活事件");
              }
              @Override
              public void windowDeactivated(WindowEvent e) {
                  System.out.println("windowDeactivated----窗体停用事件");
              }
          });
              }
          }

 package AWT;
 import java.awt.*;
 import java.awt.event.MouseEvent;
 import java.awt.event.MouseListener;
 public class Example12 {
     public static void main(String[] args) {
         final Frame f=new Frame("MouseEvent");
         f.setLayout(new FlowLayout());
         f.setSize(300,200);
         f.setLocation(300,200);
         f.setVisible(true);
         Button but=new Button("Button");
         f.add(but);
         //为按钮鼠标设置一个监听器
         but.addMouseListener(new MouseListener() {
             @Override
             public void mouseClicked(MouseEvent e) {
                 System.out.println("mouseClicked----鼠标完成单击事件");
             }
             @Override
             public void mousePressed(MouseEvent e) {
                 System.out.println("mousePressed-----鼠标按下事件");
             }
             @Override
             public void mouseReleased(MouseEvent e) {
                 System.out.println("mouseReleased----鼠标放开事件");
             }
             @Override
             public void mouseEntered(MouseEvent e) {
                 System.out.println("mouseEntered-----鼠标进入按钮区域事件");
             }
             @Override
             public void mouseExited(MouseEvent e) {
                 System.out.println("mouseExited-----鼠标移除按钮区域事件");
             }
         });
     }
 }

public void mouseClicked(MouseEvent e) {
      if(e.getButton()==e.BUTTON1){
           System.out.println("鼠标完成左吉事件");
      }if(e.getButton()==e.BUTTON2){
          System.out.println("鼠标完成中间单击事件");
      }if(e.getButton()==e.BUTTON3){
           System.out.println("鼠标完成右击事件");
      }        
    }

 package AWT;
 import java.awt.*;
 import java.awt.event.KeyAdapter;
 import java.awt.event.KeyEvent;
 public class Example13 {
     public static void main(String[] args) {
         Frame f=new Frame("KeyEvent");
         f.setLayout(new FlowLayout());
         f.setSize(400,300);
         f.setLocation(300,200);
         //创建文本框对象
         TextField tf=new TextField(30);
         f.add(tf);
         f.setVisible(true);
         tf.addKeyListener(new KeyAdapter() {
             @Override
             public void keyPressed(KeyEvent e) {
                 //返回所按键对应的整数值
                 int KeyCode=e.getKeyCode();
                 //返回按键的字符串描述
                 String s=KeyEvent.getKeyText(KeyCode);
                 System.out.print("输入的内容为:"+s+" ,");
                 System.out.println("对应的KeyCode为:"+KeyCode);
             }
         });
     }
 }