java计算器程序代码.doc

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java课程设计
 
 
 
 
 
 
专业:计算机应用技术
班级: 0901
学号:2009200637
设计人: 谢荣芳
指导教师:兰方鹏
一、JAVA源代码
import .*;import .*;
import .*;import .*;
import ;import .*;
import .*;
public class myzy
{ public static void main(String args[])
{ MyFrame win=new MyFrame("java设计的windows窗口");}
}
//复数运算窗口
plex extends Frame implements ActionListener
{ TextField txt1,txt2,txt3,txt4,txt5,txt6;//声明对象
Button button6,button7,button8,button9;
Label label2;
Box box1,box2,box3,box4,box5,box6,box7,box8,box9;//声明两个行型盒式容器box1,box2
// 一个列型盒式容器 box3
Complex()
{setLayout(new FlowLayout());
txt1=new TextField(3);//对象实例化
txt2=new TextField(3);
txt3=new TextField(3);
txt4=new TextField(3);
txt5=new TextField(3);
txt6=new TextField(3);
label2=new Label(" ");
button6=new Button("加");
button7=new Button("减");
button8=new Button("乘");
button9=new Button("除");
box1=();
(txt1);
(new Label("+"));
(txt3);
(new Label("i"));
box4=();
(label2);
box5=();
(txt2);
(new Label("+"));
(txt4);
(new Label("i"));
box6=();
(new Label("="));
box7=();
(txt5);
(new Label("+"));
(txt6);
(new Label("i"));
box8=();
(box1);
((3));
(box4);
((3));
(box5);
((3));
(box6);
((3));
(box7);
box2=();
(button6);
((3));
(button7);
((3));
(button8);
(