// This example is from the book _Java Threads_ by Scott Oaks and Henry Wong. 
// Written by Scott Oaks and Henry Wong.
// Copyright (c) 1997 O'Reilly & Associates.
// You may study, use, modify, and distribute this example for any purpose.
// This example is provided WITHOUT WARRANTY either expressed or implied.

import java.awt.*;

public class TimerThread extends Thread {
    Component comp;     // Component that need repainting
    int timediff;       // Time between repaints of the component

    public TimerThread(Component comp, int timediff) {
        this.comp = comp;
        this.timediff = timediff;
    }

    public void run() {
        while (true) {
            try {
                comp.repaint();
                sleep(timediff);
            } catch (Exception e) {}
        }
    }
}