JAVA-考勤查询实现

package com.itheima;

import javax.swing.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;

public class Attendancequery01 {
    public static void main(String[] args) {
        JFrame jf=new JFrame();
        jf.setTitle("考勤查询");
        jf.setSize(400,300);
        jf.setDefaultCloseOperation(3);
        jf.setLocationRelativeTo(null);
        jf.setAlwaysOnTop(true);
        jf.setLayout(null);        //取消窗体的默认布局

        //显示考勤日期
        JLabel  riqilabel=new JLabel("考勤日期");
        riqilabel.setBounds(50,20,100,20);
        jf.add(riqilabel);

        //显示开始时间
        JLabel stratshijian=new JLabel("开始时间");
        stratshijian.setBounds(50,70,100,20);
        jf.add(stratshijian);

        DateChooser dateChooser1 = DateChooser.getInstance("yyyy/MM/dd");
        DateChooser dateChooser2 = DateChooser.getInstance("yyyy/MM/dd");

        //开始时间输入框
        JTextField starttime = new JTextField();
        starttime.setBounds(50,100,100,20);
        dateChooser1.register(starttime);
        jf.add(starttime);


        //结束时间
        JLabel endshijian=new JLabel("结束时间");
        endshijian.setBounds(250,70,100,20);
        jf.add(endshijian);

        //结束时间输入框
        JTextField Endtime =new JTextField();
        Endtime.setBounds(250,100,100,20);
        dateChooser2.register(Endtime);
        jf.add(Endtime);

        //确定按钮
        JButton Accept=new JButton("确定");
        Accept.setBounds(250,180,60,20);
        jf.add(Accept);

        Accept.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                SimpleDateFormat sdf =new SimpleDateFormat("yyyy/MM/dd");
                    //获取开始时间和结束时间的字符串
                String startDateString = starttime.getText();
                String endDateString = Endtime.getText();
                try {
                    Date startDate = sdf.parse(startDateString);
                    Date endDate = sdf.parse(endDateString);
                    JOptionPane.showMessageDialog(jf,startDate+"\n"+endDate);
                } catch (ParseException ex) {
                    throw new RuntimeException(ex);
                }


            }
        });











        //添加按钮到窗体中
        jf.setVisible(true);


    }
}

执行结果

![image](https://img2022.cnblogs.com/blog/2426413/202211/2426413-20221106164918000-696837825.png)