// Q: How do I get clicks from the mouse?

import java.awt.*;
import javax.swing.JFrame;
import java.awt.event.MouseListener;
import java.awt.event.MouseEvent;

public class MouseDemo extends Canvas implements MouseListener
{
	private Color curColor;
	private String curMessage;
	
	public MouseDemo()
	{
		addMouseListener(this);

		curColor = Color.red;
		curMessage = "The square is red.";
	}
	
	public void paint( Graphics g )
	{
		g.setColor(Color.black);
		g.setFont(Font.decode("Calibri-BOLD-24"));
		g.drawString(curMessage, 400, 100);

		g.setColor(curColor);
		g.fillRect(250,100,100,100);
	}
	
	public void mouseClicked( MouseEvent evt )
	{
		System.out.println("You clicked at (" + evt.getX() + "," + evt.getY() + ")");

		curMessage = "The square is green.";	

		repaint();
	}
	
	public void mousePressed( MouseEvent evt )
	{
	}
	
	public void mouseReleased( MouseEvent evt )
	{
	}
	
	public void mouseEntered( MouseEvent evt )
	{
	}
	
	public void mouseExited( MouseEvent evt )
	{
	}

	public static void main(String[] args)
	{
		// You can change the title or size here if you want.
		JFrame win = new JFrame("MouseDemo");
		win.setSize(1024,768);
		win.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		win.add( new MouseDemo() );
		win.setVisible(true);
	}


}