receiver.java

来自「java applet编程,实现对相关图片声音的调用」· Java 代码 · 共 49 行

import java.applet.*;
import java.awt.*;
import java.awt.event.*;

public class Receiver extends Applet implements ActionListener
{
    private final String waitingMessage = "Waiting for a message...           ";
    private Label label;

    public void init()
	{
		Button button = new Button("Clear");
		label = new Label("(My name is " + getParameter("myU") 
                      + ".)  "
					  + waitingMessage,  
                      Label.RIGHT); 
        add(label);
        add(button);
		button.addActionListener(this);
    }

    public void actionPerformed(ActionEvent event)
	{
        label.setText("(My name is " + getParameter("myU") 
                      + ".)  "
					  + waitingMessage);
    }

    public void processRequestFrom(String senderName)
	{
        label.setText("(My name is " + getParameter("myU") 
                      + ".)  "
					  + "I Received message from " 
                      + senderName + "!");
    }

    public void paint(Graphics g)
	{
        g.drawRect(0, 0, 
                   getSize().width - 1, getSize().height - 1);
    }

    public String getAppletInfo()
	{
        return "Receiver (named " + getParameter("myU") + 
               ") by lyw.";
    }
}