经典Java程序源代码136页.doc

经典Java程序源代码1.加法器（该java源文件的名称是Adder.java）import java.awt.*;import java.awt.event.*;import javax.swing.*;public class Adder implements ActionListenerJFrame AdderFrame;JTextField TOprand1;JTextField TOprand2;JLabel LAdd,LSum;JButton BAdd,BClear;JPanel JP1,JP2;public Adder()AdderFrame=new JFrame(AdderFrame);TOprand1=new JTextField(0.0);TOprand2=new JTextField(0.0);LAdd=new JLabel(+);LSum=new JLabel(= );BAdd=new JButton(Add