Bonjour,

voici mon code :

Code : Sélectionner tout - Visualiser dans une fenêtre à part
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import java.awt.BasicStroke;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.GradientPaint;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.GraphicsDevice;
import java.awt.GraphicsEnvironment;
import java.awt.GridBagLayout;
import java.awt.GridLayout;
import java.awt.LayoutManager;
import java.awt.Paint;
import java.awt.Point;
import java.awt.Stroke;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;
import java.awt.event.ComponentListener;
 
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;
 
import com.sun.awt.*;
public class TranslucentWindow extends JFrame  {
 
 
	//
	/**
         * 
         utiliser le jre 7
         http://download.oracle.com/javase/tutorial/uiswing/misc/trans_shaped_windows.html
         * 
         */
	private static final long serialVersionUID = 1L;
 
	public void setOpaque(Boolean bool){
 
		if (bool==false){
			color = new Color(0,0,0,0);
			AWTUtilities.setWindowOpaque(this, false);
		}
		if (bool==true){
			color = Color.GREEN;
		}
 
	}
	 private Color color;
 
    public TranslucentWindow() {
        super("GradientTranslucentWindow");
 
       // setBackground(new Color(0,0,0,0));
        setBackground(color);
 
        setUndecorated(true);
        setSize(new Dimension(300,200));
        setLocationRelativeTo(null);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setLayout(new BorderLayout());
 
        ComponentListener listener = new ComponentAdapter() {
            public void componentShown(ComponentEvent evt) {
              Component c = (Component) evt.getSource();
             // System.out.println("Component is now visible");
            }
 
            public void componentHidden(ComponentEvent evt) {
              Component c = (Component) evt.getSource();
             // System.out.println("Component is now hidden");
            }
 
            public void componentMoved(ComponentEvent evt) {
              Component c = (Component) evt.getSource();
 
              Point newLoc = c.getLocation();
             // System.out.println("Get new location");
            }
 
            public void componentResized(ComponentEvent evt) {
              Component c = (Component) evt.getSource();
 
              Dimension newSize = c.getSize();
              pan.setBounds((int) (newSize.getWidth() -100-5), 4, 100, 30);
              System.out.println("Get new size");
            }
          };
 
 
          addComponentListener(listener);
 
 
 
 
 
        JPanel panelTitle = new JPanel() {
            @Override
            protected void paintComponent(Graphics g) {
                if (g instanceof Graphics2D) {
 
 
 
                   // Paint p = new Color(0,0,0,1);
 
 
                    Graphics2D g2d = (Graphics2D)g;
                    //g2d.setPaint(p);
                    g2d.setColor(Color.RED);
                    //g2d.fillRect(0, 0, getWidth(), getHeight());
                    g2d.fillRoundRect(0, 0, getWidth(), getHeight(), 20, 20);
                    Stroke  Pen1 = new BasicStroke (2.0F, BasicStroke.CAP_SQUARE, 
                            BasicStroke.JOIN_ROUND);
                   // g2d.setStroke(Pen1);
                    g2d.setColor(Color.ORANGE);
                    g2d.drawRoundRect(0, 0, getWidth(), getHeight(), 20, 20);
                }
            }
 
 
 
 
 
        };
 
 
 
        JPanel panel = new JPanel() {
            @Override
            protected void paintComponent(Graphics g) {
                if (g instanceof Graphics2D) {
 
 
 
                   // Paint p = new Color(0,0,0,1);
 
 
                    Graphics2D g2d = (Graphics2D)g;
                    //g2d.setPaint(p);
                    g2d.setColor(new Color(0, 0, 0, 0));
                    //g2d.fillRect(0, 0, getWidth(), getHeight());
                    g2d.fillRoundRect(0, 0, getWidth(), getHeight(), 70, 70);
                }
            }
 
 
 
 
 
        };
        setContentPane(panel);
        setLayout(new BorderLayout());
 
 
        titre.setBackground(new Color(12,250,250));
        titre.setPreferredSize(new Dimension(100, 37));
        titre.setLayout(null);
 
       // titre.setLayout(grid);
 
 
 
        CircularButton buMin = new CircularButton();
        buMin.setPreferredSize(new Dimension(23, 23));
        buMin.setStartColor(Color.GREEN);
        pan.add(buMin);
 
        CircularButton buMax = new CircularButton();
        buMax.setPreferredSize(new Dimension(23, 23));
        buMax.setStartColor(Color.ORANGE);
        pan.add(buMax);
 
        CircularButton buClose = new CircularButton();
        buClose.setPreferredSize(new Dimension(23, 23));
        buClose.setStartColor(Color.RED);
        pan.add(buClose);
 
        pan.setBackground(titre.getBackground());
       // pan.setPreferredSize(new Dimension(70, 30));
 
 
    int x = (int) this.getWidth();
    //int x = getContentPane().getWidth();
 
    pan.setBounds(x -100-5, 4, 100, 30);
        titre.add(pan);
 
 
       // panelTitle.setPreferredSize(new Dimension(100, 30));
 
        add(titre, BorderLayout.NORTH);
       // add(new JButton("I am a Button"));
        panLayout.setBackground(Color.GREEN);
     panLayout.setLayout(new BorderLayout());
        //panLayout.setBackground(Color.RED);
        add(panLayout);
 
       // add(pan);
    }
 
 
 
 
 
 public void setLayoutCenter(LayoutManager layoutManager){
	 panLayout.setLayout(layoutManager);
 
 }
 
 public void addCenter(Component component){
	 panLayout.add(component);
 }
 
    TitleFrame titre = new TitleFrame();
    static JPanel pan = new JPanel();
 
    int x ;
 
 
  private CenterFrame panLayout = new CenterFrame(); ;
 
 
 
private LayoutManager myManager;
 
 
 
 
 
}


Comment redefinir le content Pane d’une JFrame en positionnant un Jpanel en haut en rouge par exemple et un JPanel en jaune en Bas et pourvoir sur la methode JFrame.setLayout() affecter le layout qu’au JPanel Jaune en bas.
Actuellement j’arrive à avoir mes deux jpanel, mais je bloque sur le setLayout.

Merci