calculatorbutton3.java

这是我上学期收集的一些我们班高手的JAVA期末作业的源代码

/**
 *File Name : CalculatorButton3.java
 *Author    : CaoChunCheng
 *Date      : 2004-04-13
 *Note      : a tool class Button
 */
 
 package com.java.calculator;
 
 import java.awt.*;
 
 public class CalculatorButton3 extends Panel{
   private Button button_0;
   private Button button_1;
   private Button button_2;
   private Button button_3;
   private Button button_4;
   private Button button_5;
   private Button button_6;
   private Button button_7;
   private Button button_8;
   private Button button_9;
   private Button button_add;
   private Button button_sub;
   private Button button_mul;
   private Button button_dived;
   private Button button_div;
   private Button button_result;
   private Button button_d;
   private Button button_xx;
   private Button button_mark;
   private Button button_sqrt;
   
   public CalculatorButton3()
   {
    GridLayout g=new GridLayout(4,5);
    g.setVgap(10);
    g.setHgap(10);
    setLayout(g);
    
     button_7 = new Button("7");
     button_8 = new Button("8");
     button_9 = new Button("9");
     button_div = new Button("/");
     button_sqrt = new Button("sqrt");
     button_4 = new Button("4");
     button_5 = new Button("5");
     button_6 = new Button("6");
     button_mul = new Button("*");
     button_dived = new Button("%");
     button_1 = new Button("1");
     button_2 = new Button("2");
     button_3 = new Button("3");
     button_sub = new Button("-");
     button_mark = new Button("1/x");
     button_0 = new Button("0");
     button_xx = new Button("X^2");
     button_d = new Button(".");
     button_add = new Button("+");
     button_result = new Button("=");
     add(button_7);add(button_8);add(button_9);add(button_div);add(button_sqrt);
     add(button_4);add(button_5);add(button_6);add(button_mul);add(button_dived);
     add(button_1);add(button_2);add(button_3);add(button_sub);add(button_mark);
     add(button_0);add(button_xx);add(button_d);add(button_add);add(button_result);
     
     button_0.setForeground(new java.awt.Color(0,0,255));
     button_1.setForeground(new java.awt.Color(0,0,255));
     button_2.setForeground(new java.awt.Color(0,0,255));
     button_3.setForeground(new java.awt.Color(0,0,255));
     button_4.setForeground(new java.awt.Color(0,0,255));
     button_5.setForeground(new java.awt.Color(0,0,255));
     button_6.setForeground(new java.awt.Color(0,0,255));
     button_7.setForeground(new java.awt.Color(0,0,255));
     button_8.setForeground(new java.awt.Color(0,0,255));
     button_9.setForeground(new java.awt.Color(0,0,255));
     button_result.setForeground(new java.awt.Color(255,10,10));
     button_sqrt.setForeground(new java.awt.Color(255,10,10));
     button_div.setForeground(new java.awt.Color(255,10,10));
     button_mul.setForeground(new java.awt.Color(255,10,10));
     button_dived.setForeground(new java.awt.Color(255,10,10));
     button_sub.setForeground(new java.awt.Color(255,10,10));
     button_mark.setForeground(new java.awt.Color(255,10,10));
     button_add.setForeground(new java.awt.Color(255,10,10));
     button_d.setForeground(new java.awt.Color(255,10,10));
     button_xx.setForeground(new java.awt.Color(255,10,10)); 
     
     button_result.setBackground(new java.awt.Color(210,181,221));
     button_sqrt.setBackground(new java.awt.Color(210,181,221));
     button_div.setBackground(new java.awt.Color(210,181,221));
     button_dived.setBackground(new java.awt.Color(210,181,221));
     button_mul.setBackground(new java.awt.Color(210,181,221));
     button_sub.setBackground(new java.awt.Color(210,181,221));
     button_add.setBackground(new java.awt.Color(210,181,221));
     button_d.setBackground(new java.awt.Color(210,181,221));
     button_xx.setBackground(new java.awt.Color(210,181,221));
     button_mark.setBackground(new java.awt.Color(210,181,221));
     
     button_0.setBackground(new java.awt.Color(149,154,223));
     button_1.setBackground(new java.awt.Color(149,154,223));
     button_2.setBackground(new java.awt.Color(149,154,223));
     button_3.setBackground(new java.awt.Color(149,154,223));
     button_4.setBackground(new java.awt.Color(149,154,223));
     button_5.setBackground(new java.awt.Color(149,154,223));
     button_6.setBackground(new java.awt.Color(149,154,223));
     button_7.setBackground(new java.awt.Color(149,154,223));
     button_8.setBackground(new java.awt.Color(149,154,223));
     button_9.setBackground(new java.awt.Color(149,154,223));
         
   }
   public Button getButton_0(){
      return this.button_0;
   }
   public Button getButton_1(){
      return this.button_1;
   }
   public Button getButton_2(){
      return this.button_2;
   }
   public Button getButton_3(){
      return this.button_3;
   }
   public Button getButton_4(){
      return this.button_4;
   }
   public Button getButton_5(){
      return this.button_5;
   }
   public Button getButton_6(){
      return this.button_6;
   }
   public Button getButton_7(){
      return this.button_7;
   }
   public Button getButton_8(){
      return this.button_8;
   }
   public Button getButton_9(){
      return this.button_9;
   }
   public Button getButton_add(){
      return this.button_add;
   }
   public Button getButton_sub(){
      return this.button_sub;
   }
   public Button getButton_div(){
      return this.button_div;
   }
   public Button getButton_mul(){
      return this.button_mul;
   }
   public Button getButton_dived(){
      return this.button_dived;
   }
   public Button getButton_sqrt(){
      return this.button_sqrt;
   }
   public Button getButton_xx(){
      return this.button_xx;
   }
   public Button getButton_d(){
      return this.button_d;
   }
   public Button getButton_mark(){
      return this.button_mark;
   }
   public Button getButton_result(){
      return this.button_result;
   }
 
 }