求一个java编成的“计算器”小程序

来源：百度知道 编辑：UC知道 时间：2024/04/29 20:04:30
能够进行简单的加减乘除，尽量用简单的java语言编成

// 我以前写的。。 你看看吧

package 娱乐;

import java.awt.Container;
import java.awt.FlowLayout;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseMotionListener;
import java.text.DecimalFormat;
import javax.swing.*;

public class 计数器_一般 extends JFrame implements ActionListener {
private JButton an[];

private JButton qingkong;

private JTextField k;

private JPanel rq1, rq2;

private String string[] = { "7", "8", "9", "/", "6", "5", "4", "*", "3",
"2", "1", "-", "0", ".", "=", "+" };

private String s = "", shu1 = "", shu2 = "", shu3 = "";

private static int fo = 0;