import javax.swing.*; import java.awt.*; public class MyFrame extends JFrame { JTabbedPane onglets; PanelServices onglet1; public MyFrame() { super("Classification test"); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); setSize(500,200); // Création de l'objet onglet qui gèrent les onglets onglets = new JTabbedPane(SwingConstants.TOP); // Onglet 1 onglet1 = new PanelServices(); onglet1.setPreferredSize(new Dimension(300,80)); onglets.addTab("Services",onglet1); PanelStart buttons = new PanelStart(onglet1); buttons.setLayout(new BoxLayout(buttons,BoxLayout.Y_AXIS)); getContentPane().add(BorderLayout.WEST,onglets); getContentPane().add(BorderLayout.EAST,buttons); } public static void main(String[] args) { MyFrame frame = new MyFrame(); frame.setVisible(true); } }