frame1.java~157~

简单的java计算器程序

package calculator;
import java.io.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;
import com.borland.jbcl.layout.*;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: </p>
 * @author unascribed
 * @version 1.0
 */

public class Frame1 extends JFrame {
  private JPanel contentPane;
  private JMenuBar jMenuBar1 = new JMenuBar();
  private JMenu jMenuFile = new JMenu();
  private JMenuItem jMenuFileExit = new JMenuItem();
  private JMenu jMenuHelp = new JMenu();
  private JPanel skin1 = new JPanel();
  private CardLayout cardLayout2 = new CardLayout();
  private JPanel skin2 = new JPanel();
  private JPanel jPanel1 = new JPanel();
  private JPanel jPanel2 = new JPanel();
  private JPanel jPanel3 = new JPanel();
  private BorderLayout borderLayout1 = new BorderLayout();
  private JTextField result1 = new JTextField();
  private JButton qingling11 = new JButton();
  private GridLayout gridLayout1 = new GridLayout();
  private JButton jb17 = new JButton();
  private JButton jb1chu = new JButton();
  private JButton jb1fu = new JButton();
  private JButton jb1deng = new JButton();
  private JButton jb1dian = new JButton();
  private JButton jb10 = new JButton();
  private JButton jb1cheng = new JButton();
  private JButton jb1back = new JButton();
  private JButton jb13 = new JButton();
  private JButton jb12 = new JButton();
  private JButton jb11 = new JButton();
  private JButton jb1jian = new JButton();
  private JButton jb1cos = new JButton();
  private JButton jb16 = new JButton();
  private JButton jb15 = new JButton();
  private JButton jb14 = new JButton();
  private JButton jb1jia = new JButton();
  private JButton jb1sin = new JButton();
  private JButton jb19 = new JButton();
  private JButton jb18 = new JButton();
  private JTextField status1 = new JTextField();
  private JLabel jLabel1 = new JLabel();
  private Border border1;
  private JPanel jPanel4 = new JPanel();
  private JPanel jPanel5 = new JPanel();
  private JPanel jPanel6 = new JPanel();
  private GridLayout gridLayout2 = new GridLayout();
  private JTextField result2 = new JTextField();
  private JButton qingling2 = new JButton();
  private JButton jb27 = new JButton();
  private JButton jb2chu = new JButton();
  private JButton jb2fu = new JButton();
  private JButton jb2deng = new JButton();
  private JButton jb2dian = new JButton();
  private JButton jb20 = new JButton();
  private JButton jb2cheng = new JButton();
  private JButton jb2back = new JButton();
  private JButton jb23 = new JButton();
  private JButton jb22 = new JButton();
  private JButton jb21 = new JButton();
  private JButton jb2jian = new JButton();
  private JButton jb2cos = new JButton();
  private JButton jb26 = new JButton();
  private JButton jb25 = new JButton();
  private JButton jb24 = new JButton();
  private JButton jb2jia = new JButton();
  private JButton jb2sin = new JButton();
  private JButton jb29 = new JButton();
  private JButton jb28 = new JButton();
  private BorderLayout borderLayout2 = new BorderLayout();
  private JLabel jLabel2 = new JLabel();
  private JTextField status2 = new JTextField();
  private Border border2;
  //定义变量startnum
  double startnum;
  //定义显示标记
  boolean isResult=false;
  //定义加标记
  boolean flagAdd=false;
   //定义减标记
  boolean flagSub=false;
    //定义乘标记
  boolean flagMul=false;
   //定义除标记
  boolean flagDiv=false;
  //定义变量endnum
  double endnum;
  String str=null;
  private JMenu jMenu1 = new JMenu();
  private JMenuItem jMenuItem1 = new JMenuItem();
  private JMenuItem jMenuItem2 = new JMenuItem();
  private JMenu jMenu2 = new JMenu();
  private JMenuItem jMenuItem3 = new JMenuItem();
  private JPanel skin3 = new JPanel();
  private JPanel jPanel7 = new JPanel();
  private JPanel jPanel8 = new JPanel();
  private BorderLayout borderLayout4 = new BorderLayout();
  private GridLayout gridLayout3 = new GridLayout();
  private JTextField result3 = new JTextField();
  private JButton jButton1 = new JButton();
  private Button jb32 = new Button();
  private Button jb3cheng = new Button();
  private Button jb37 = new Button();
  private Button jb33 = new Button();
  private Button jb38 = new Button();
  private Button jb3fu = new Button();
  private Button jb39 = new Button();
  private Button button5 = new Button();
  private Button jb30 = new Button();
  private Button jb34 = new Button();
  private Button jb3dian = new Button();
  private Button jb3cos = new Button();
  private Button jb3deng = new Button();
  private Button jb3jia = new Button();
  private Button jb3sin = new Button();
  private Button jb35 = new Button();
  private Button jb36 = new Button();
  private Button jb3jian = new Button();
  private Button jb31 = new Button();
  private Button jb3c = new Button();
  private JButton jb3back = new JButton();
  private FlowLayout flowLayout1 = new FlowLayout();
  private JPanel jPanel9 = new JPanel();
  private JLabel status3 = new JLabel();

  //Construct the frame
  public Frame1() {
    enableEvents(AWTEvent.WINDOW_EVENT_MASK);
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  //Component initialization
  private void jbInit() throws Exception  {
    //setIconImage(Toolkit.getDefaultToolkit().createImage
    //(Frame1.class.getResource("[Your Icon]")));
    contentPane = (JPanel) this.getContentPane();
    border1 = BorderFactory.createEmptyBorder();
    border2 = BorderFactory.createEmptyBorder();
    contentPane.setLayout(cardLayout2);
    this.setResizable(false);
    this.setSize(new Dimension(431, 350));
    this.setTitle("计算器");
    jMenuFile.setText("文件");
    jMenuFileExit.setText("退出");
    jMenuFileExit.addActionListener(new ActionListener()  {
      public void actionPerformed(ActionEvent e) {
        jMenuFileExit_actionPerformed(e);
      }
    });
    jMenuHelp.setText("视图");
    skin1.setLayout(borderLayout1);
    result1.setBackground(Color.white);
    result1.setFont(new java.awt.Font("SansSerif", 1, 20));
    result1.setEditable(false);
    result1.setColumns(18);
    result1.setHorizontalAlignment(SwingConstants.RIGHT);
    result1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        result1_actionPerformed(e);
      }
    });
    qingling11.setBackground(Color.black);
    qingling11.setFont(new java.awt.Font("Dialog", 1, 15));
    qingling11.setForeground(Color.red);
    qingling11.setActionCommand("qingling11");
    qingling11.setText("清零");
    qingling11.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        qingling11_actionPerformed(e);
      }
    });
    jPanel2.setLayout(gridLayout1);
    gridLayout1.setColumns(5);
    gridLayout1.setHgap(5);
    gridLayout1.setRows(4);
    gridLayout1.setVgap(5);
    jb17.setBackground(Color.black);
    jb17.setFont(new java.awt.Font("Dialog", 1, 30));
    jb17.setForeground(Color.white);
    jb17.setText("7");
    jb17.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb17_actionPerformed(e);
      }
    });
    jb1chu.setBackground(Color.black);
    jb1chu.setFont(new java.awt.Font("Dialog", 1, 25));
    jb1chu.setForeground(Color.red);
    jb1chu.setText("/");
    jb1chu.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb1chu_actionPerformed(e);
      }
    });
    jb1fu.setBackground(Color.black);
    jb1fu.setFont(new java.awt.Font("Dialog", 1, 25));
    jb1fu.setForeground(Color.red);
    jb1fu.setText("+/-");
    jb1fu.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb1fu_actionPerformed(e);
      }
    });
    jb1deng.setBackground(Color.black);
    jb1deng.setFont(new java.awt.Font("Dialog", 1, 30));
    jb1deng.setForeground(Color.white);
    jb1deng.setText("=");
    jb1deng.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb1deng_actionPerformed(e);
      }
    });
    jb1dian.setBackground(Color.black);
    jb1dian.setFont(new java.awt.Font("Dialog", 1, 30));
    jb1dian.setForeground(Color.white);
    jb1dian.setText(".");
    jb1dian.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb1dian_actionPerformed(e);
      }
    });
    jb10.setBackground(Color.black);
    jb10.setFont(new java.awt.Font("Dialog", 1, 30));
    jb10.setForeground(Color.white);
    jb10.setText("0");
    jb10.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb10_actionPerformed(e);
      }
    });
    jb1cheng.setBackground(Color.black);
    jb1cheng.setFont(new java.awt.Font("Dialog", 1, 25));
    jb1cheng.setForeground(Color.red);
    jb1cheng.setText("*");
    jb1cheng.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb1cheng_actionPerformed(e);
      }
    });
    jb1back.setBackground(Color.black);
    jb1back.setFont(new java.awt.Font("Dialog", 1, 13));
    jb1back.setForeground(Color.red);
    jb1back.setText("BACK");
    jb1back.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb1back_actionPerformed(e);
      }
    });
    jb13.setBackground(Color.black);
    jb13.setFont(new java.awt.Font("Dialog", 1, 30));
    jb13.setForeground(Color.white);
    jb13.setText("3");
    jb13.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb13_actionPerformed(e);
      }
    });
    jb12.setBackground(Color.black);
    jb12.setFont(new java.awt.Font("Dialog", 1, 30));
    jb12.setForeground(Color.white);
    jb12.setText("2");
    jb12.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb12_actionPerformed(e);
      }
    });
    jb11.setBackground(Color.black);
    jb11.setFont(new java.awt.Font("Dialog", 1, 30));
    jb11.setForeground(Color.white);
    jb11.setText("1");
    jb11.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb11_actionPerformed(e);
      }
    });
    jb1jian.setBackground(Color.black);
    jb1jian.setFont(new java.awt.Font("Dialog", 1, 25));
    jb1jian.setForeground(Color.red);
    jb1jian.setText("-");
    jb1jian.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb1jian_actionPerformed(e);
      }
    });
    jb1cos.setBackground(Color.black);
    jb1cos.setFont(new java.awt.Font("Dialog", 1, 20));
    jb1cos.setForeground(Color.red);
    jb1cos.setText("cos");
    jb1cos.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb1cos_actionPerformed(e);
      }
    });
    jb16.setBackground(Color.black);
    jb16.setFont(new java.awt.Font("Dialog", 1, 30));
    jb16.setForeground(Color.white);
    jb16.setText("6");
    jb16.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb16_actionPerformed(e);
      }
    });
    jb15.setBackground(Color.black);
    jb15.setFont(new java.awt.Font("Dialog", 1, 30));
    jb15.setForeground(Color.white);
    jb15.setText("5");
    jb15.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb15_actionPerformed(e);
      }
    });
    jb14.setBackground(Color.black);
    jb14.setFont(new java.awt.Font("Dialog", 1, 30));
    jb14.setForeground(Color.white);
    jb14.setText("4");
    jb14.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb14_actionPerformed(e);
      }
    });
    jb1jia.setBackground(Color.black);
    jb1jia.setFont(new java.awt.Font("Dialog", 1, 25));
    jb1jia.setForeground(Color.red);
    jb1jia.setText("+");
    jb1jia.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb1jia_actionPerformed(e);
      }
    });
    jb1sin.setBackground(Color.black);
    jb1sin.setFont(new java.awt.Font("Dialog", 1, 20));
    jb1sin.setForeground(Color.red);
    jb1sin.setText("sin");
    jb1sin.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb1sin_actionPerformed(e);
      }
    });
    jb19.setBackground(Color.black);
    jb19.setFont(new java.awt.Font("Dialog", 1, 30));
    jb19.setForeground(Color.white);
    jb19.setText("9");
    jb19.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb19_actionPerformed(e);
      }
    });
    jb18.setBackground(Color.black);
    jb18.setFont(new java.awt.Font("Dialog", 1, 30));
    jb18.setForeground(Color.white);
    jb18.setText("8");
    jb18.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb18_actionPerformed(e);
      }
    });
    status1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        status1_actionPerformed(e);
      }
    });
    status1.setBackground(Color.lightGray);
    status1.setFont(new java.awt.Font("SansSerif", 1, 15));
    status1.setForeground(Color.blue);
    status1.setBorder(border1);
    status1.setDisabledTextColor(Color.lightGray);
    status1.setEditable(false);
    status1.setColumns(25);
    borderLayout1.setVgap(10);
    jPanel5.setLayout(gridLayout2);
    gridLayout2.setColumns(5);
    gridLayout2.setHgap(5);
    gridLayout2.setRows(4);
    gridLayout2.setVgap(5);
    result2.setBackground(Color.white);
    result2.setFont(new java.awt.Font("SansSerif", 1, 20));
    result2.setToolTipText("请输入字符！");
    result2.setEditable(false);
    result2.setColumns(18);
    result2.setHorizontalAlignment(SwingConstants.RIGHT);
    qingling2.setFont(new java.awt.Font("Dialog", 1, 15));
    qingling2.setForeground(UIManager.getColor("ProgressBar.selectionBackground"));
    qingling2.setText("清零");
    qingling2.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        qingling2_actionPerformed(e);
      }
    });
    jb27.setFont(new java.awt.Font("Dialog", 1, 30));
    jb27.setForeground(UIManager.getColor("InternalFrame.activeTitleBackground"));
    jb27.setHorizontalTextPosition(SwingConstants.CENTER);
    jb27.setIcon(new ImageIcon(new java.net.URL("file:///C:/Calculator/pic/KEY.GIF")));
    jb27.setText("7");
    jb27.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb27_actionPerformed(e);
      }
    });
    jb2chu.setFont(new java.awt.Font("Dialog", 1, 25));
    jb2chu.setForeground(UIManager.getColor("InternalFrame.activeTitleBackground"));
    jb2chu.setHorizontalTextPosition(SwingConstants.CENTER);
    jb2chu.setIcon(new ImageIcon(new java.net.URL("file:///C:/Calculator/pic/KEY.GIF")));
    jb2chu.setText("/");
    jb2chu.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb2chu_actionPerformed(e);
      }
    });
    jb2fu.setFont(new java.awt.Font("Dialog", 1, 20));
    jb2fu.setForeground(UIManager.getColor("InternalFrame.activeTitleBackground"));
    jb2fu.setHorizontalTextPosition(SwingConstants.CENTER);
    jb2fu.setIcon(new ImageIcon(new java.net.URL("file:///C:/Calculator/pic/KEY.GIF")));
    jb2fu.setText("+/-");
    jb2fu.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb2fu_actionPerformed(e);
      }
    });
    jb2deng.setFont(new java.awt.Font("Dialog", 1, 30));
    jb2deng.setForeground(UIManager.getColor("InternalFrame.activeTitleBackground"));
    jb2deng.setHorizontalTextPosition(SwingConstants.CENTER);
    jb2deng.setIcon(new ImageIcon(new java.net.URL("file:///C:/Calculator/pic/KEY.GIF")));
    jb2deng.setText("=");
    jb2deng.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb2deng_actionPerformed(e);
      }
    });
    jb2dian.setFont(new java.awt.Font("Dialog", 1, 30));
    jb2dian.setForeground(UIManager.getColor("InternalFrame.activeTitleBackground"));
    jb2dian.setHorizontalTextPosition(SwingConstants.CENTER);
    jb2dian.setIcon(new ImageIcon(new java.net.URL("file:///C:/Calculator/pic/KEY.GIF")));
    jb2dian.setText(".");
    jb2dian.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb2dian_actionPerformed(e);
      }
    });
    jb20.setFont(new java.awt.Font("Dialog", 1, 30));
    jb20.setForeground(UIManager.getColor("InternalFrame.activeTitleBackground"));
    jb20.setHorizontalTextPosition(SwingConstants.CENTER);
    jb20.setIcon(new ImageIcon(new java.net.URL("file:///C:/Calculator/pic/KEY.GIF")));
    jb20.setText("0");
    jb20.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb20_actionPerformed(e);
      }
    });
    jb2cheng.setFont(new java.awt.Font("Dialog", 1, 25));
    jb2cheng.setForeground(UIManager.getColor("InternalFrame.activeTitleBackground"));
    jb2cheng.setHorizontalTextPosition(SwingConstants.CENTER);
    jb2cheng.setIcon(new ImageIcon(new java.net.URL("file:///C:/Calculator/pic/KEY.GIF")));
    jb2cheng.setText("*");
    jb2cheng.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(ActionEvent e) {
        jb2cheng_actionPerformed(e);
      }
    });
    jb2back.setFont(new java.awt.Font("Dialog", 1, 13));
    jb2back.setForeground(UIManager.getColor("InternalFrame.activeTitleBackground"));
    jb2back.setHorizontalTextPosition(SwingConstants.CENTER);
    jb2back.setIcon(new ImageIcon(new java.net.URL("file:///C:/Calculator/pic/KEY.GIF")));