package cys;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.*;
import javax.swing.*;
public class AddOperator {
public static void main(String[] args) {
// TODO Auto-generated method stub
WindowButton win = new WindowButton("加法器");
}
}
class WindowButton extends JFrame implements ActionListener{
int num1,num2;
JLabel answer,tishi,jiahao;
JTextField txt1,txt2;
JButton buttonSure;
WindowButton(String s){
Container con = getContentPane();
con.setLayout(new FlowLayout());
buttonSure = new JButton("确定");
txt1 = new JTextField("0",10);
txt2 = new JTextField("0",10);
answer = new JLabel("0",JLabel.CENTER);
answer.setSize(20,20);
tishi = new JLabel("请输入你想要加的两个数",JLabel.CENTER);
jiahao = new JLabel("+",JLabel.CENTER);
con.add(tishi);
con.add(txt1);
con.add(jiahao);
con.add(txt2);
con.add(answer);
con.add(buttonSure);
buttonSure.addActionListener(this);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setSize(600,150);
this.setVisible(true);
validate();
}
public void actionPerformed(ActionEvent e){
if(e.getSource()==buttonSure){
num1=Integer.parseInt(txt1.getText());
num2=Integer.parseInt(txt2.getText());
answer.setText(num1+num2+"");
}
}
}
