Java event and event monitoring ActionListener

Source: Internet
Author: User
Tags event listener

An action event occurs when the mouse clicks and releases;

Method Summary:

actionPerformed(ActionEvent e)
Called when an action occurs.


public class Shijian extends Frame
public static void Main (string[] args)
Frame f = new frame ();
F.setlayout (New FlowLayout (flowlayout.left,20,5));
Button B1 = New button ("Stand-alone");
Button B2 = New button ("Double-click");
Button B3 = New button ("A3");
Creating listeners
Myactionlistener m = new Myactionlistener ();
B1.addactionlistener (m);//Register the M event listener with a B1 button
F.add (B1);
F.add (B2);
F.add (B3);
F.pack ();
F.setvisible (TRUE);
Class Myactionlistener implements actionlistener//implements a listener class
public void actionperformed (ActionEvent e)
SYSTEM.OUT.PRINTLN ("single Machine One");
System.exit (0); Close the window with a button


Java event and event monitoring ActionListener

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