import javax.swing.JPanel;
import javax.swing.JFrame;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JTextArea;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.GridLayout;

public class GrilleSimple extends JPanel {
    JTextArea texte = new JTextArea(3,5);
    JCheckBox relief = new JCheckBox("relief");
    JButton demarre = new JButton("demarre");
    JPanel dessin = new JPanel();
    JCheckBox  gras = new JCheckBox("gras");
    JButton efface = new JButton("efface");
    
    GrilleSimple() {
	setLayout(new GridLayout(2, 3));

	add(texte);
	relief.setBackground(Color.YELLOW);
	add(relief);
	add(demarre);
	dessin.setBackground(Color.BLUE);
	add(dessin);
	add(gras);
	add(efface);
    }
}

class EssaiGrilleSimple {
  public static void main(String[] arg) {
      JFrame monCadre = new JFrame();

      monCadre.setContentPane(new GrilleSimple()); 
      monCadre.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
      monCadre.pack();
      monCadre.setVisible(true); 
    }
}