当窗体关闭时退出程序的示例，窗体退出示例,package cn.o

当窗体关闭时退出程序的示例，窗体退出示例,package cn.o

package cn.outofmemory.snippets.desktop;import java.awt.Frame;import java.awt.event.WindowAdapter;import java.awt.event.WindowEvent;public class FrameCloseEventListener {  public static void main(String[] args) {      // Create the frame      Frame frame = new Frame();      // Add a listener for the close event      frame.addWindowListener(new WindowAdapter() {          public void windowClosing(WindowEvent evt) {              // Exit the application              System.exit(0);          }      });      // Display the frame      int frameWidth = 300;      int frameHeight = 300;      frame.setSize(frameWidth, frameHeight);      frame.setVisible(true);  }}