package examples;

import java.awt.GridLayout;

import javax.swing.JFrame;
import javax.swing.JLabel;

public class ThreadsExample extends JFrame {
	private static final long serialVersionUID = 1L;
	
	void justRun() throws InterruptedException {
		ProgressLoop prog = new ProgressLoop();
		add(prog);
		display();
		prog.run();
	}
	
	void startAndJoin() throws InterruptedException {
		ProgressLoop prog = new ProgressLoop();
		add(prog);
		display();
		Thread t = new Thread(prog);
		t.start();
		t.join();
	}

	void runTwo() {
		ProgressLoop prog1 = new ProgressLoop();
		add(prog1);
		ProgressLoop prog2 = new ProgressLoop();
		add(prog2);
		display();
		prog1.run();
		prog2.run();
	}
	
	void runTwoAsThreads() throws InterruptedException {
		ProgressLoop prog1 = new ProgressLoop();
		add(prog1);
		ProgressLoop prog2 = new ProgressLoop();
		add(prog2);
		display();
		Thread t1 = new Thread(prog1);
		Thread t2 = new Thread(prog2);
		t1.start();
		t2.start();
		//Thread.currentThread().join();  // NASTY - wait for self to complete
		t1.join();
		t2.join();
	}
	
	void display() {
		setLayout(new GridLayout(0,1));
		setSize(300,200);
		setVisible(true);
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
	}
	
	public static void main(String[] args) throws InterruptedException {
		ThreadsExample x = new ThreadsExample();
		x.runTwoAsThreads();
		x.setTitle("Final Value = " + ProgressLoop.getSharedValue());
	}
	
}