Java关闭窗体的六种方法 Post author:xfxia Post published:2023年8月23日 Post category:java 1.使用JFrame的enableEvents和processWindowEvent //Frame1.java import java.awt.*; import java.awt.event.*; import javax.swing.*; public class Frame1 extends JFrame { public Frame1() { enableEvents(AWTEvent.WINDOW_EVENT_MASK); this.setSize(new Dimension(400, 300)); this.setTitle(“Frame1”); } protected void processWindowEvent(WindowEvent e) { super.processWindowEvent(e); if (e.getID() == WindowEvent.WINDOW_CLOSING) { System.exit(0); } } } 2.直接实现WindowListener接口 //Frame1.java import java.awt.*; import java.awt.event.*; public class Frame1 extends Frame implements WindowListener { public Frame1() { this.setSize(new Dimension(400, 300)); this.setTitle(“Frame1”); this.addWindowListener(this); } public void windowClosing(WindowEvent windowEvent) { System.exit(0); } public void windowOpened(WindowEvent windowEvent) { } public void windowClosed(WindowEvent windowEvent) { } public void windowIconified(WindowEvent windowEvent) { } public void windowDeiconified(WindowEvent windowEvent) { } public void windowActivated(WindowEvent windowEvent) { } public void windowDeactivated(WindowEvent windowEvent) { } } 3.直接继承窗体适配器WindowAdapter //Frame1.java import java.awt.*; import java.awt.event.*; public class Frame1 extends WindowAdapter { public Frame1() { Frame f=new Frame(); f.setSize(new Dimension(400, 300)); f.setTitle(“Frame1”); f.addWindowListener(this); f.setVisible(true); } public static void main(String[] s){ new Frame1(); } public void windowClosing(WindowEvent windowEvent) { System.exit(0); } } 4.间接继承窗体适配器WindowAdapter //Frame1.java import java.awt.*; import java.awt.event.*; public class Frame1 extends Frame { public Frame1() { this.setSize(new Dimension(400, 300)); this.setTitle(“Frame1”); this.addWindowListener(new winAdapter()); this.setVisible(true); } public static void main(String[] s){ new Frame1(); } } class winAdapter extends WindowAdapter{ public void windowClosing(WindowEvent windowEvent) { System.exit(0); } } 5.间接实现WindowListener接口 //Frame1.java import java.awt.*; import java.awt.event.*; public class Frame1 extends Frame { public Frame1() { this.setSize(new Dimension(400, 300)); this.setTitle(“Frame1”); this.addWindowListener(new winEventHandle()); this.setVisible(true); } public static void main(String[] s){ new Frame1(); } } class winEventHandle implements WindowListener { public void windowClosing(WindowEvent windowEvent) { System.exit(0); } public void windowOpened(WindowEvent windowEvent) { } public void windowClosed(WindowEvent windowEvent) { } public void windowIconified(WindowEvent windowEvent) { } public void windowDeiconified(WindowEvent windowEvent) { } public void windowActivated(WindowEvent windowEvent) { } public void windowDeactivated(WindowEvent windowEvent) { } } 6.使用Inner Class //Frame1.java import java.awt.*; import java.awt.event.*; public class Frame1{ public Frame1(){ Frame f=new Frame(); f.addWindowListener(new WindowAdapter(){ public void windowClosing(WindowEvent e){ System.exit(0); } }); f.setSize(new Dimension(400, 300)); f.setVisible(true); } public static void main(String[] s){ new Frame1(); } } Jframe的关闭方法: setDefaultCloseOperation(EXIT_ON_CLOSE); frame的关闭方法如下: this.addWindowListener(new java.awt.event.WindowAdapter() { public void windowClosing(java.awt.event.WindowEvent e) { System.exit(0); } }); Tags: java Read more articles Previous Postjavaweb美食网站在下一篇文章java压缩json串后存入数据库_java/SpringBoot项目将json文件内容写入数据库 你可能也喜欢 javax.servlet.ServletException: javax.servlet.ServletException: BeanUtils.populate Java使用aop实现操作日志 Java——组合总和(3) java应用dockerfile脚本简单示例 Java中Math类 JavaScript零基础入门 6:JavaScript数组详解 基于javaweb+jsp的蛋糕房订购信息管理系统(JavaWeb JSP MySQL Servlet SSM SpringBoot Layui Ajax) java实现字符串位置逆序,(java)定义一个方法,调用方法可以实现字符串的逆序输出… JavaScript关于sort()排序 Error:() java: 程序包org.springframework.beans.factory.annotation不存在 创建collection集合,使用Java中多态特性创建–>父类的引用指向子类 JavaScript实现二级联动(省市、楼栋) Java——this关键字 java 一个接口适配多个类,适配器模式(适配器类将一个原有的类相关方法扩展到一个新的接口实现)… 快速排序详解(Java实现) Java使用图片压缩工具压缩图片的两种方法 frida — Java java模拟表单上传文件_Java模拟表单post提交,可支持文件上传 用java实现一个分布式调用链追踪系统(五)总结 java8使用stream流将list转map