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| import javax.swing.*;
import javax.swing.border.*;
import java.awt.*;
class MaFenetre extends JFrame
{
// paramètres de position des JPanels pan1 à pan8 dans la JFrame
private int pan_x[] = { 0, 4, 0, 1, 3, 0, 0, 2};
private int pan_y[] = { 0, 0, 1, 1, 1, 2, 3, 3};
private int pan_larg[]= { 4, 1, 1, 2, 1, 5, 2, 3};
private int pan_haut[]= { 1, 2, 1, 1, 1, 1, 1, 1};
private int pan_px[] = {70,50,20,25,25,120,35,85};
private int pan_py[] = {30,56,26,26,26, 21,14,14};
// composants de pan2 :
private JLabel bidon_1 = new JLabel(" ");
private JLabel textl1 = new JLabel("ID ");
private JTextField textf1 = new JTextField();
private JLabel bidon_2 = new JLabel(" ");
private JLabel textl2 = new JLabel("Nom ");
private JTextField textf2 = new JTextField();
private JLabel bidon_3 = new JLabel(" ");
private JLabel textl3 = new JLabel("Prénom ");
private JTextField textf3 = new JTextField();
private JLabel bidon_4 = new JLabel(" ");
private JLabel textl4 = new JLabel("Adresse ");
private JTextField textf4 = new JTextField();
private JLabel bidon_5 = new JLabel(" ");
private JLabel textl5 = new JLabel("Age ");
private JTextField textf5 = new JTextField();
private JLabel bidon_6 = new JLabel(" ");
// position des composants de pan2 qui a un GridBagLayout
// comme Layout :
private int x[] = { 0, 1, 2, 0, 1, 2, 2, 1, 2, 0, 1, 2, 0, 1, 2, 3};
private int y[] = { 0, 1, 1, 2, 3, 3, 4, 5, 5, 6, 7, 7, 8, 9, 9,10};
private int larg[]= { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
private int haut[]= { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1};
private int px[] = { 5,20,20, 0,20,20,20,20,20, 5,20,20, 5,20,20, 5};
private int py[] = { 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5};
// composants de pan3 :
private Box boxVertical = Box.createVerticalBox();
private JButton p3b1 = new JButton("Java");
private JButton p3b2 = new JButton("Ca");
private JButton p3b3 = new JButton("déchire");
//composants de pan6 :
private JButton p6b1 = new JButton("Bonjour");
private JButton p6b2 = new JButton("Merci");
private JButton p6b3 = new JButton("Et au revoir !");
public MaFenetre()
{
setTitle("Exemple GridBagLayout");
setDefaultCloseOperation(EXIT_ON_CLOSE);
//======================
// élaboration de pan1 :
//======================
JPanel pan1 =new JPanel(); pan1.setBorder(new TitledBorder(" pan1 "));
//======================
// élaboration de pan2 :
//======================
JPanel pan2 =new JPanel(); pan2.setBorder(new TitledBorder(" pan2 "));
GridBagLayout gpan2 = new GridBagLayout();
pan2.setLayout(gpan2);
GridBagConstraints c2 = new GridBagConstraints();
c2.fill = GridBagConstraints.BOTH ;
for (int i=0; i<x.length; i++)
{
c2.gridx = x[i];
c2.gridy = y[i];
c2.gridwidth = larg[i];
c2.gridheight = haut[i];
c2.weightx = px[i];
c2.weighty = py[i];
switch(i)
{
case 0: pan2.add( bidon_1, c2 ); break;
case 1: pan2.add( textl1, c2 ); break;
case 2: pan2.add( textf1, c2 ); break;
case 3: pan2.add( bidon_2, c2 ); break;
case 4: pan2.add( textl2, c2 ); break;
case 5: pan2.add( textf2, c2 ); break;
case 6: pan2.add( bidon_3, c2 ); break;
case 7: pan2.add( textl3, c2 ); break;
case 8: pan2.add( textf3, c2 ); break;
case 9: pan2.add( bidon_4, c2 ); break;
case 10: pan2.add( textl4, c2 ); break;
case 11: pan2.add( textf4, c2 ); break;
case 12: pan2.add( bidon_5, c2 ); break;
case 13: pan2.add( textl5, c2 ); break;
case 14: pan2.add( textf5, c2 ); break;
case 15: pan2.add( bidon_6, c2 ); break;
}
}
//======================
// élaboration de pan3 :
//======================
JPanel pan3 =new JPanel(); pan3.setBorder(new TitledBorder(" pan3 "));
boxVertical.add(p3b1);
boxVertical.add(Box.createVerticalStrut(10));
boxVertical.add(p3b2);
boxVertical.add(Box.createVerticalStrut(10));
boxVertical.add(p3b3);
pan3.add(boxVertical);
//======================
// élaboration de pan4 :
//======================
JPanel pan4 =new JPanel();
pan4.setBackground(Color.CYAN);
//======================
// élaboration de pan5 :
//======================
JPanel pan5 =new JPanel(); pan5.setBorder(new TitledBorder(" pan5 "));
//======================
// élaboration de pan6 :
//======================
JPanel pan6 =new JPanel();
pan6.setBackground(Color.YELLOW);
pan6.setPreferredSize(new Dimension(400,60));
pan6.setLayout(new FlowLayout(FlowLayout.CENTER));
pan6.add(p6b1);
pan6.add(p6b2);
pan6.add(p6b3);
//======================
// élaboration de pan7 :
//======================
JPanel pan7 =new JPanel(); pan7.setBorder(new TitledBorder(" pan7 "));
//======================
// élaboration de pan8 :
//======================
JPanel pan8 =new JPanel(); pan8.setBorder(new TitledBorder(" pan8 "));
//==========================================================================
// maintenant que les 8 Jpanels sont élaborés, on les place dans la JFrame :
//==========================================================================
Container contenu = getContentPane();
GridBagLayout g = new GridBagLayout();
contenu.setLayout(g);
GridBagConstraints cf = new GridBagConstraints();
cf.fill = GridBagConstraints.BOTH ;
for (int i=0; i<pan_x.length; i++)
{
cf.gridx = pan_x[i];
cf.gridy = pan_y[i];
cf.gridwidth = pan_larg[i];
cf.gridheight = pan_haut[i];
cf.weightx = pan_px[i];
cf.weighty = pan_py[i];
switch(i)
{
case 0: contenu.add( pan1, cf ); break;
case 1: contenu.add( pan2, cf ); break;
case 2: contenu.add( pan3, cf ); break;
case 3: contenu.add( pan4, cf ); break;
case 4: contenu.add( pan5, cf ); break;
case 5: contenu.add( pan6, cf ); break;
case 6: contenu.add( pan7, cf ); break;
case 7: contenu.add( pan8, cf ); break;
}
}
pack();
}
} |
