import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.awt.Color.*;

public class Playlist extends JFrame implements MouseListener{
    @Override
    void mouseClicked(MouseEvent evenement){
        evenement.setBackground(COLOR.GREY);
        repaint();
    }
    @Override
    void mouseEntered(MouseEvent evenement){
        evenement.setBackground(COLOR.CYAN);
        repaint();
    }
    @Override
    void mouseExited(MouseEvent evenement){
        repaint();
    }

    public static void main(String[] args) {
        JFrame fenetre = new JFrame();
        fenetre.setSize(300, 200);
        fenetre.setTitle("Playlist");
        GridLayout grid = new GridLayout(9, 1);
        grid.setVgap(-15);
        fenetre.setLayout(grid);
        fenetre.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        JLabel mus1 = new JLabel("Speak To Me/Breathe");
        JLabel mus2 = new JLabel("On The Run");
        JLabel mus3 = new JLabel("Time");
        JLabel mus4 = new JLabel("The Great Gig in The Sky");
        JLabel mus5 = new JLabel("Money");
        JLabel mus6 = new JLabel("Us And Them");
        JLabel mus7 = new JLabel("Any Colour You Like");
        JLabel mus8 = new JLabel("Brain Damage");
        JLabel mus9 = new JLabel("Eclipse");

        JLabel[] tab = null;
        tab = new JLabel[] {mus1,mus2,mus3,mus4,mus5,mus6,mus7,mus8,mus9};

        for (int i=0; i<9; i++){
            mouseClicked(tab[i]);
            mouseEntered(tab[i]);
            mouseExited(tab[i]);
        }

        fenetre.add(mus1);
        fenetre.add(mus2);
        fenetre.add(mus3);
        fenetre.add(mus4);
        fenetre.add(mus5);
        fenetre.add(mus6);
        fenetre.add(mus7);
        fenetre.add(mus8);
        fenetre.add(mus9);
        fenetre.setVisible(true);
    }
}