DEV/DEV.2.1/CM-blanc/CM-1/3.Declinaisons/Fenetre.java

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

public class Fenetre extends JFrame {
	public Fenetre() {
		super("Declinaisons");

		this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		this.setSize(500,500);
		this.setLocation(500,250);

		JPanel[] panneaux = {new JPanel(), new JPanel(), new JPanel(), new JPanel()};
		Color[] couleursTriangles = {Color.MAGENTA, Color.YELLOW, Color.CYAN, Color.BLUE};
		Color[] couleursFonds = {Color.CYAN, Color.PINK, Color.MAGENTA, Color.YELLOW};
		for (int i = 0; i != 4; i++) {
			panneaux[i].setBackground(couleursFonds[i]);
			panneaux[i].setLayout(new BorderLayout());
			panneaux[i].add(new Declinaisons(couleursTriangles[i]), BorderLayout.CENTER);
			fenetre.add(panneaux[i]);
		}
 
	}
}