defineclasses.java

DefineClasses.java是我的第一个程序哦

 import java.applet.Applet;
   import java.awt.*;
   
   public class DefineClasses extends Applet
   {
     Label prompt1,prompt2;
     TextField inputNo1,inputNo2,inputName1,inputName2;
     Department MyDept1,MyDept2;
     
     public void init()
     {
	   prompt1=new Label("请输入两个部门的编号:");
	   inputNo1=new TextField(5);
       inputNo2=new TextField(5);
	   prompt2=new Label("请输入两个部门的名称:");
       inputName1=new TextField(5);
       inputName2=new TextField(5);
       add(prompt1);
       add(inputNo1);
       add(inputNo2);
       add(prompt2);
       add(inputName1);
       add(inputName2);
       
       MyDept1=new Department();
       MyDept2=new Department();
     }
     public void paint(Graphics g)
     {
       g.drawString(MyDept1.toString(),20,100);
       g.drawString(MyDept2.toString(),20,120);
     }
     public boolean action(Event e,Object o)
     {
       if(e.target==inputNo1)
            MyDept1.setDeptNo(Integer.parseInt(inputNo1.getText()));
       else if(e.target==inputNo2)
            MyDept2.setDeptNo(Integer.parseInt(inputNo2.getText()));
       else if(e.target==inputName1)
            MyDept1.m_DeptName=new String(inputName1.getText());
       else if(e.target==inputName2)
            MyDept2.m_DeptName=new String(inputName2.getText());
       repaint();
       return true;
     }
   }
   class Department
   {
     int m_DeptNo=10;
     String m_DeptName;
     int m_DeptTotalEmp=30;
     
     int getDeptNo()
     {
       return m_DeptNo;
     }
     boolean setDeptNo(int newno)
     {
       if(newno>0)
       {
         m_DeptNo=newno;
         return true;
       }
       else 
            return false;
     }
     boolean isSameDept(Department d)
     {
       if(getDeptNo()==d.getDeptNo())
          return true;
       else 
          return false;
     }
     public String toSting()
     {
		 return("部门编号;"+getDeptNo()+"；"+"部门名称:"+m_DeptName+"；"
               +"本部门共有"+m_DeptTotalEmp+"名雇员");
     }
   }