import javax.swing.JFrame;
import javax.swing.Timer;import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
public class MyFrame {
public static void main(String[] args) {
JFrame MyJFrame =new JFrame("MyJFrame!");
MyJFrame.setBounds(200,200,300,300);
MyJFrame.setVisible(true);
MyJFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
int t =2000;//定义计时器的间隔时间,2000代表2秒
TestTimer testTimer =new TestTimer();
Timer tme =new Timer(t,testTimer);
tme.start(); //开始定时器
}
}
//实现定时器接口的类
class TestTimer implements ActionListener{
public void actionPerformed(ActionEvent e){
System.out.println("Hello Timer!...");
}
}