applet1.java~1~

用JAVA编写的计算器

package untitled1;

import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import javax.swing.*;
import com.borland.jbcl.layout.*;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

public class Applet1 extends Applet {
  private boolean isDecimal=false;
   private char operator='\0';
   private double  result=0;
   private boolean isStandalone = false;


  JButton jButton1 = new JButton();
  XYLayout xYLayout1 = new XYLayout();
  JButton jButton2 = new JButton();
  XYLayout xYLayout2 = new XYLayout();
  JButton jButton3 = new JButton();
  XYLayout xYLayout3 = new XYLayout();
  JButton jButton4 = new JButton();
  XYLayout xYLayout4 = new XYLayout();
  JButton jButton5 = new JButton();
  XYLayout xYLayout5 = new XYLayout();
  JButton jButton6 = new JButton();
  XYLayout xYLayout6 = new XYLayout();
  JButton jButton7 = new JButton();
  XYLayout xYLayout7 = new XYLayout();
  JButton jButton8 = new JButton();
  XYLayout xYLayout8 = new XYLayout();
  JButton jButton9 = new JButton();
  XYLayout xYLayout9 = new XYLayout();
  JButton jButton10 = new JButton();
  XYLayout xYLayout10 = new XYLayout();
  JButton jButton11 = new JButton();
  XYLayout xYLayout11 = new XYLayout();
  JButton jButton12 = new JButton();
  XYLayout xYLayout12 = new XYLayout();
  JButton jButton13 = new JButton();
  XYLayout xYLayout13 = new XYLayout();
  JButton jButton14 = new JButton();
  XYLayout xYLayout14 = new XYLayout();
  JButton jButton15 = new JButton();
  XYLayout xYLayout15 = new XYLayout();
  JButton jButton16 = new JButton();
  XYLayout xYLayout16 = new XYLayout();
  JTextField jTextField1 = new JTextField();
  JLabel jLabel1 = new JLabel();
  JTextField jTextField2 = new JTextField();
  JLabel jLabel2 = new JLabel();
  JLabel jLabel3 = new JLabel();
  JLabel jLabel4 = new JLabel();
  JLabel jLabel5 = new JLabel();
  JButton jButton17 = new JButton();
  //Get a parameter value
  public String getParameter(String key, String def) {
    return isStandalone ? System.getProperty(key, def) :
      (getParameter(key) != null ? getParameter(key) : def);
  }

  //Construct the applet
  public Applet1() {
  }
  //Initialize the applet
  public void init() {
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  //Component initialization
  private void jbInit() throws Exception {


    jButton1.setText("1");
    jButton1.addMouseListener(new Applet1_jButton1_mouseAdapter(this));
    jButton1.addActionListener(new Applet1_jButton1_actionAdapter(this));
    this.setLayout(xYLayout1);
    jButton2.setText("2");
    jButton2.addMouseListener(new Applet1_jButton2_mouseAdapter(this));
    jButton3.setText("3");
    jButton4.setText("4");
    jButton5.setText("5");
    jButton6.setText("6");
    jButton7.setText("7");
    jButton8.setText("8");
    jButton9.setText("9");
    jButton10.setText("0");
    jButton11.setFont(new java.awt.Font("Dialog", 1, 20));
    jButton11.setActionCommand("+");
    jButton11.setText("+");
    jButton11.addMouseListener(new Applet1_jButton11_mouseAdapter(this));
    jButton12.setFont(new java.awt.Font("Dialog", 1, 20));
    jButton12.setText("-");
    jButton12.addMouseListener(new Applet1_jButton12_mouseAdapter(this));
    jButton13.setFont(new java.awt.Font("Dialog", 1, 20));
    jButton13.setText("x");
    jButton13.addMouseListener(new Applet1_jButton13_mouseAdapter(this));
    jButton14.setFont(new java.awt.Font("Dialog", 1, 20));
    jButton14.setText("%");
    jButton14.addMouseListener(new Applet1_jButton14_mouseAdapter(this));
    jButton15.setFont(new java.awt.Font("Dialog", 1, 20));
    jButton15.setText("=");
    jButton15.addMouseListener(new Applet1_jButton15_mouseAdapter(this));
    jButton16.setFont(new java.awt.Font("Dialog", 1, 20));
    jButton16.setText("clean");
    jButton16.addMouseListener(new Applet1_jButton16_mouseAdapter(this));
    jTextField1.setAlignmentY((float) 0.5);
    jTextField1.setDebugGraphicsOptions(0);
    jTextField1.setCaretPosition(0);
    jTextField1.setText("0");
    jTextField1.setHorizontalAlignment(SwingConstants.RIGHT);
    jTextField1.addFocusListener(new Applet1_jTextField1_focusAdapter(this));
    jTextField1.addContainerListener(new Applet1_jTextField1_containerAdapter(this));
    jLabel1.setBackground(UIManager.getColor("textInactiveText"));
    jLabel1.setFont(new java.awt.Font("Dialog", 1, 20));
    jLabel1.setForeground(Color.red);
    jLabel1.setText("     ");
    jTextField2.setText("0");
    jTextField2.setHorizontalAlignment(SwingConstants.RIGHT);
    jTextField2.addFocusListener(new Applet1_jTextField2_focusAdapter(this));
    jLabel2.setFont(new java.awt.Font("Dialog", 1, 20));
    jLabel2.setForeground(Color.red);
    jLabel2.setText("=");
    jLabel3.setText("0");
    jLabel3.setVerticalAlignment(SwingConstants.CENTER);
    jLabel3.setVerticalTextPosition(SwingConstants.CENTER);
    jLabel3.setFont(new java.awt.Font("Dialog", 1, 20));
    jLabel3.setForeground(Color.red);
    jLabel3.setDebugGraphicsOptions(0);
    jLabel3.setToolTipText("");
    jLabel3.setVerifyInputWhenFocusTarget(true);
    jLabel3.setHorizontalAlignment(SwingConstants.RIGHT);
    jLabel4.setBackground(Color.orange);
    jLabel4.setFont(new java.awt.Font("Dialog", 1, 24));
    jLabel4.setForeground(Color.red);
    jLabel4.setDebugGraphicsOptions(0);
    jLabel4.setText("计算器");
    jLabel5.setFont(new java.awt.Font("Dialog", 3, 20));
    jLabel5.setForeground(Color.red);
    jLabel5.setText("向华瑞");
    jButton17.setFont(new java.awt.Font("Dialog", 1, 25));
    jButton17.setText(".");
    jButton17.addMouseListener(new Applet1_jButton17_mouseAdapter(this));
    this.add(jButton1, new XYConstraints(8, 96, -1, -1));
    this.add(jButton2, new XYConstraints(60, 96, -1, -1));
    this.add(jButton3, new XYConstraints(108, 96, -1, -1));
    this.add(jButton4, new XYConstraints(157, 97, -1, -1));
    this.add(jButton5,  new XYConstraints(210, 97, -1, -1));
    this.add(jButton11, new XYConstraints(6, 180, -1, -1));
    this.add(jButton13, new XYConstraints(112, 180, -1, -1));
    this.add(jButton9, new XYConstraints(158, 141, -1, -1));
    this.add(jButton8, new XYConstraints(107, 141, -1, -1));
    this.add(jButton6, new XYConstraints(7, 141, -1, -1));
    this.add(jButton7, new XYConstraints(60, 142, -1, -1));
    this.add(jTextField1, new XYConstraints(55, 15, 48, 30));
    this.add(jLabel1,  new XYConstraints(128, 18, 34, 27));
    this.add(jTextField2, new XYConstraints(180, 16, 54, 31));
    this.add(jLabel3,   new XYConstraints(293, 19, 97, 32));
    this.add(jButton12, new XYConstraints(59, 180, -1, -1));
    this.add(jButton15, new XYConstraints(236, 180, -1, -1));
    this.add(jButton14,      new XYConstraints(165, 180, 56, -1));
    this.add(jButton16, new XYConstraints(299, 180, -1, -1));
    this.add(jButton10,   new XYConstraints(209, 141, -1, -1));
    this.add(jLabel5, new XYConstraints(315, 134, 84, 33));
    this.add(jLabel4, new XYConstraints(265, 92, 100, 38));
    this.add(jLabel2, new XYConstraints(250, 22, 24, 26));
    this.add(jButton17,        new XYConstraints(7, 230, 47, 39));
  }
  //Get Applet information
  public String getAppletInfo() {
    return "Applet Information";
  }
  //Get parameter info
  public String[][] getParameterInfo() {
    return null;
  }

void jButton1_actionPerformed(ActionEvent e) {

  }

  void jButton1_mouseClicked(MouseEvent e) {
if (!isDecimal)
jTextField1.setText(Long.toString(Long.parseLong(jTextField1.getText())*10+1));
else
     jTextField1.setText(jTextField1.getText()+"1");
  }


  void jButton2_mouseClicked(MouseEvent e) {
    if (!isDecimal)
    jTextField1.setText(Long.toString(Long.parseLong(jTextField1.getText())*10+2));
    else
         jTextField1.setText(jTextField1.getText()+"2");


  }



public void jButton11_mouseClicked(MouseEvent e) {

    int a,b,c,h,n,k;
         String d;
         a=Integer.parseInt(jTextField1.getText());
         b=Integer.parseInt(jTextField2.getText());
        c=a+b;
        d=Integer.toString(c);
        jLabel3.setText(d);
        jLabel1.setText("+");
  }

  void jButton12_mouseClicked(MouseEvent e) {
    int a,b,c,h,n,k;
             String d;
             a=Integer.parseInt(jTextField1.getText());
             b=Integer.parseInt(jTextField2.getText());
             h=a-b;
             d=Integer.toString(h);
             jLabel3.setText(d);
            jLabel1.setText("-");

  }

  void jButton13_mouseClicked(MouseEvent e) {
    int a,b,c,h,n,k;
                 String d;
                 a=Integer.parseInt(jTextField1.getText());
                 b=Integer.parseInt(jTextField2.getText());
                 n=a*b;
                d=Integer.toString(n);
                jLabel3.setText(d);
                jLabel1.setText("x");

  }

  void jButton14_mouseClicked(MouseEvent e) {
    int a,b,c,h,n,k;
                     String d;
                     a=Integer.parseInt(jTextField1.getText());
                     b=Integer.parseInt(jTextField2.getText());
                     k=a/b;
                     d=Integer.toString(k);
                    jLabel3.setText(d);
                    jLabel1.setText("/");

  }

  void jButton16_mouseClicked(MouseEvent e) {
jTextField1.setText(Integer.toString(0));
    jTextField2.setText(Integer.toString(0));
    jLabel3.setText(Integer.toString(0));
  }

  void jTextField1_focusLost(FocusEvent e) {

jTextField1.setText(Long.toString(Long.parseLong(jButton1.getText())*10+1));

  }

  void jTextField2_focusLost(FocusEvent e) {
jTextField2.setText(Long.toString(Long.parseLong(jButton1.getText())*10+1));
  }

  void jButton17_mouseClicked(MouseEvent e) {
    if (!isDecimal)
          jTextField1.setText(jTextField1.getText()+".");
        isDecimal=true;

  }






}

class Applet1_jButton1_actionAdapter implements java.awt.event.ActionListener {
  Applet1 adaptee;

  Applet1_jButton1_actionAdapter(Applet1 adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jButton1_actionPerformed(e);
  }
}

class Applet1_jButton1_mouseAdapter extends java.awt.event.MouseAdapter {
  Applet1 adaptee;

  Applet1_jButton1_mouseAdapter(Applet1 adaptee) {
    this.adaptee = adaptee;
  }
  public void mouseClicked(MouseEvent e) {
    adaptee.jButton1_mouseClicked(e);
  }
}

class Applet1_jButton2_mouseAdapter extends java.awt.event.MouseAdapter {
  Applet1 adaptee;

  Applet1_jButton2_mouseAdapter(Applet1 adaptee) {
    this.adaptee = adaptee;
  }
  public void mouseClicked(MouseEvent e) {
    adaptee.jButton2_mouseClicked(e);
  }
}

class Applet1_jButton15_mouseAdapter extends java.awt.event.MouseAdapter {
  Applet1 adaptee;

  Applet1_jButton15_mouseAdapter(Applet1 adaptee) {
    this.adaptee = adaptee;
  }

}

class Applet1_jButton11_mouseAdapter extends java.awt.event.MouseAdapter {
  Applet1 adaptee;

  Applet1_jButton11_mouseAdapter(Applet1 adaptee) {
    this.adaptee = adaptee;
  }
  public void mouseClicked(MouseEvent e) {
    adaptee.jButton11_mouseClicked(e);
  }
}

class Applet1_jButton12_mouseAdapter extends java.awt.event.MouseAdapter {
  Applet1 adaptee;

  Applet1_jButton12_mouseAdapter(Applet1 adaptee) {
    this.adaptee = adaptee;
  }
  public void mouseClicked(MouseEvent e) {
    adaptee.jButton12_mouseClicked(e);
  }
}

class Applet1_jButton13_mouseAdapter extends java.awt.event.MouseAdapter {
  Applet1 adaptee;

  Applet1_jButton13_mouseAdapter(Applet1 adaptee) {
    this.adaptee = adaptee;
  }
  public void mouseClicked(MouseEvent e) {
    adaptee.jButton13_mouseClicked(e);
  }
}

class Applet1_jButton14_mouseAdapter extends java.awt.event.MouseAdapter {
  Applet1 adaptee;

  Applet1_jButton14_mouseAdapter(Applet1 adaptee) {
    this.adaptee = adaptee;
  }
  public void mouseClicked(MouseEvent e) {
    adaptee.jButton14_mouseClicked(e);
  }
}

class Applet1_jButton16_mouseAdapter extends java.awt.event.MouseAdapter {
  Applet1 adaptee;

  Applet1_jButton16_mouseAdapter(Applet1 adaptee) {
    this.adaptee = adaptee;
  }
  public void mouseClicked(MouseEvent e) {
    adaptee.jButton16_mouseClicked(e);
  }
}

class Applet1_jTextField1_containerAdapter extends java.awt.event.ContainerAdapter {
  Applet1 adaptee;

  Applet1_jTextField1_containerAdapter(Applet1 adaptee) {
    this.adaptee = adaptee;
  }

}

class Applet1_jTextField1_focusAdapter extends java.awt.event.FocusAdapter {
  Applet1 adaptee;

  Applet1_jTextField1_focusAdapter(Applet1 adaptee) {
    this.adaptee = adaptee;
  }
  public void focusLost(FocusEvent e) {
    adaptee.jTextField1_focusLost(e);
  }
}

class Applet1_jTextField2_focusAdapter extends java.awt.event.FocusAdapter {
  Applet1 adaptee;

  Applet1_jTextField2_focusAdapter(Applet1 adaptee) {
    this.adaptee = adaptee;
  }
  public void focusLost(FocusEvent e) {
    adaptee.jTextField2_focusLost(e);
  }

}

class Applet1_jButton17_mouseAdapter extends java.awt.event.MouseAdapter {
  Applet1 adaptee;

  Applet1_jButton17_mouseAdapter(Applet1 adaptee) {
    this.adaptee = adaptee;
  }
  public void mouseClicked(MouseEvent e) {
    adaptee.jButton17_mouseClicked(e);
  }
}