Java Swing How to - Dynamically enable or disable taskbar icon for JFrame

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Question

We would like to know how to dynamically enable or disable taskbar icon for JFrame.

Answer

import java.awt.Frame;
import java.awt.Label;
//w  ww  .ja va2 s .c o  m
public class Main {
  public static void main(String args[]) throws Exception {
    // Create a test frame
    Frame frame = new Frame("Hello");
    frame.add(new Label("Minimize demo"));
    frame.pack();

    // Show the frame
    frame.setVisible(true);

    // Sleep for 5 seconds, then minimize
    Thread.sleep(5000);
    frame.setState(Frame.ICONIFIED);
    frame.setVisible(false);
    // Sleep for 5 seconds, then restore
    Thread.sleep(5000);
    frame.setState(Frame.NORMAL);
    frame.setVisible(true);

    // Sleep for 5 seconds, then kill window
    Thread.sleep(5000);
    frame.setVisible(false);
    frame.dispose();

    // Terminate test
    System.exit(0);
  }
}

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