// Mouse Monitor
// 5 October 2012
// Niels Janssen & Martijn Claessens

import javax.swing.*; //library for swing statements (JFrame, JPanel etc)
import java.awt.*; //contains all of the classes for creating GUI's
import java.awt.event.*; //needed so you can make events and use them in a GUI
import javax.swing.BorderFactory; //library for the border function

class MouseMonitor implements MouseListener {        //creation of class MouseMonitor with a MouseListener
  JFrame window = new JFrame("MouseTracker"); //creation of the main window

  //North, center and south panel where we can put in labels
  JPanel positionPanel = new JPanel();
  JPanel centerPanel = new JPanel();
  JPanel countPanel = new JPanel();

  //the labels were we show the presses, releases, clicks and coordinates
  JLabel pressedCountLabel = new JLabel( "pressed: ");
  JLabel releasedCountLabel = new JLabel( "released: ");
  JLabel clickedCountLabel = new JLabel( "clicked: ");
  JLabel positionLabel = new JLabel("x-coordinate:  y-coordinate:");

  //declaration of the variables; equal to 0 so you begin with a 'unused' mouse
  int x, y;
  int nofClicks = 0;
  int nofReleases = 0;
  int nofPresses = 0;

  //constructor of the class

  MouseMonitor() {
    //placement of the center panel, with a borderline and a background color
    window.add(centerPanel, BorderLayout.CENTER);
    centerPanel.setBorder(BorderFactory.createLineBorder(Color.BLACK));
    centerPanel.setBackground(Color.PINK);
    centerPanel.setOpaque(true);

    //placement of the countpanel on the south, with a borderline and the three countlabels
    window.add(countPanel, BorderLayout.SOUTH);
    countPanel.setBorder(BorderFactory.createLineBorder(Color.BLACK));
    countPanel.add( pressedCountLabel );
    countPanel.add( releasedCountLabel );
    countPanel.add( clickedCountLabel );

    //placement of the positionpanel on the north, with a borderline and the positionlabel
    window.add(positionPanel, BorderLayout.NORTH);
    positionPanel.setBorder(BorderFactory.createLineBorder(Color.BLACK));
    positionPanel.add( positionLabel );

    //default window size
    window.setSize(600,400);
  }

  //void to actually build everything

  void start() {
    window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);  //if the window is closed, the program will also close
    centerPanel.addMouseListener( this ); //the actual mouse listener
    window.setVisible( true ); //makes the window visible
  }

  //MouseListener methods

  //method for mouse pressing, containing the positioning of the mouse and the pressed counter
  public void mousePressed( MouseEvent e) {
    nofPresses++;                                      //after a press, the counter adds 1
    int mouseX = e.getX();                             //getting the x-coordinate
    int mouseY = e.getY();                             //getting the y-coordinate
    x = mouseX;
    y = mouseY;
    positionLabel.setText("x-coordinate: "+x+", y-coordinate:"+y);    //printing the coordinates in the position label
    pressedCountLabel.setText("pressed: "+nofPresses);                //printing number of presses in the pressed Count label
  }

  // method for the counting the releases of the mousebuttons
  public void mouseReleased( MouseEvent e) {
    nofReleases++;                                       //after each release, the counter adds 1
    releasedCountLabel.setText("release: "+nofReleases); // printing the number of releases
  }

  // method for the counting the number of clicks
  public void mouseClicked( MouseEvent e) {
    nofClicks++;                                         //after each click, the counter adds one
    clickedCountLabel.setText("clicked: "+nofClicks);    // printing the number of clicks

  }

  // empty methods of MouseListener
  public void mouseExited( MouseEvent e) {
  }
  public void mouseEntered( MouseEvent e) {  }

  public static void main(String[] args) {
    new MouseMonitor().start();
  }
}