applet1.java~7~

简单的计算器,使用语言JAVA,测试通过

package jishuji;

import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import javax.swing.JButton;
import java.awt.Rectangle;
import javax.swing.JTextField;
import javax.swing.JLabel;
import javax.swing.*;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2007</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */


public class Applet1 extends Applet {
    boolean isStandalone = false;
    BorderLayout borderLayout1 = new BorderLayout();
    JButton jButton1 = new JButton();
    JButton jButton2 = new JButton();
    JTextField jTextField1 = new JTextField();
    JButton jButton3 = new JButton();
    JButton jButton4 = new JButton();
    JButton jButton5 = new JButton();
    JButton jButton6 = 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.setBounds(new Rectangle(61, 203, 81, 23));
        jButton1.setText("+");
        jButton1.addActionListener(new Applet1_jButton1_actionAdapter(this));
        this.setLayout(null);
        jButton2.setBounds(new Rectangle(159, 206, 81, 23));
        jButton2.setText("jButton2");
        jTextField1.setHorizontalAlignment(SwingConstants.RIGHT);
        jTextField1.setBounds(new Rectangle(1, 75, 391, 22));
        jButton3.setBounds(new Rectangle(59, 255, 81, 23));
        jButton3.setText("jButton3");
        jButton4.setBounds(new Rectangle(159, 256, 81, 23));
        jButton4.setText("jButton4");
        jButton5.setBounds(new Rectangle(275, 207, 81, 23));
        jButton5.setText("立方");
        jButton5.addActionListener(new Applet1_jButton5_actionAdapter(this));
        jButton6.setBounds(new Rectangle(274, 253, 81, 23));
        jButton6.setText("=");
        jButton6.addActionListener(new Applet1_jButton6_actionAdapter(this));
        this.add(jButton1);
        this.add(jButton2);
        this.add(jButton3);
        this.add(jButton5);
        this.add(jButton4);
        this.add(jButton6);
        this.add(jTextField1);
    }

    //Get Applet information
    public String getAppletInfo() {
        return "Applet Information";
    }

    //Get parameter info
    public String[][] getParameterInfo() {
        return null;
    }

    public void jButton6_actionPerformed(ActionEvent e) {
        Globbalvar.s2 = jTextField1.getText();
       double q;
        double q1=Double.parseDouble(Globbalvar.s1);
        double q2=Double.parseDouble(Globbalvar.s2);
        switch(Globbalvar.fuhao)
        {case 1:q=q1+q2;
                break;
         case 2:q=q1+q2;
                break;
        case 3:q=q1+q2;
                break;
        case 4:q=q1+q2;
                break;
        }
    }

    public void jButton5_actionPerformed(ActionEvent e) {
String s=jTextField1.getText();
        double d=Double.parseDouble(s);
        double q=d*d*d;
        jTextField1.setText(d+"的立方是："+q);
    }

    public void jButton1_actionPerformed(ActionEvent e) {
      Globbalvar.fuhao=1;
      Globbalvar.s1=jTextField1.getText();
      jTextField1.setText("");
    }
}


class Applet1_jButton1_actionAdapter implements ActionListener {
    private Applet1 adaptee;
    Applet1_jButton1_actionAdapter(Applet1 adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jButton1_actionPerformed(e);
    }
}


class Applet1_jButton6_actionAdapter implements ActionListener {
    private Applet1 adaptee;
    Applet1_jButton6_actionAdapter(Applet1 adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jButton6_actionPerformed(e);
    }
}


class Applet1_jButton5_actionAdapter implements ActionListener {
    private Applet1 adaptee;
    Applet1_jButton5_actionAdapter(Applet1 adaptee) {
        this.adaptee = adaptee;
    }

    public void actionPerformed(ActionEvent e) {
        adaptee.jButton5_actionPerformed(e);
    }
}