Bonjour,
après plusieurs jours de recherche, j'ai décidé de solliciter votre aide.
Je souhaite faire apparaitre le infiniteprogresspanel dans ma forms oracle lors de traitement.
Pour se faire:
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import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.font.FontRenderContext;
import java.awt.font.TextLayout;
import java.awt.geom.AffineTransform;
import java.awt.geom.Area;
import java.awt.geom.Ellipse2D;
import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;
 
import javax.swing.JComponent;
 
public class InfiniteProgressPanel extends JComponent implements MouseListener
{
    protected Area[]  ticker     = null;
    protected Thread  animation  = null;
    protected boolean started    = false;
    protected int     alphaLevel = 0;
    protected int     rampDelay  = 300;
    protected float   shield     = 0.70f;
    protected String  text       = "";
    protected int     barsCount  = 14;
    protected float   fps        = 15.0f;
 
    protected RenderingHints hints = null;
 
    public InfiniteProgressPanel()
    {
        this("");
    }
 
    public InfiniteProgressPanel(String text)
    {
        this(text, 14);
    }
 
    public InfiniteProgressPanel(String text, int barsCount)
    {
        this(text, barsCount, 0.70f);
    }
 
    public InfiniteProgressPanel(String text, int barsCount, float shield)
    {
        this(text, barsCount, shield, 15.0f);
    }
 
    public InfiniteProgressPanel(String text, int barsCount, float shield, float fps)
    {
        this(text, barsCount, shield, fps, 300);
    }
 
    public InfiniteProgressPanel(String text, int barsCount, float shield, float fps, int rampDelay)
    {
        this.text 	   = text;
        this.rampDelay = rampDelay >= 0 ? rampDelay : 0;
        this.shield    = shield >= 0.0f ? shield : 0.0f;
        this.fps       = fps > 0.0f ? fps : 15.0f;
        this.barsCount = barsCount > 0 ? barsCount : 14;
 
        this.hints = new RenderingHints(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
        this.hints.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
        this.hints.put(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_ON);
    }
 
    public void setText(String text)
    {
        repaint();
        this.text = text;
    }
 
    public String getText()
    {
        return text;
    }
 
    public void start()
    {
        addMouseListener(this);
        setVisible(true);
        ticker = buildTicker();
        animation = new Thread(new Animator(true));
        animation.start();
    }
 
    public void stop()
    {
        if (animation != null) {
	        animation.interrupt();
	        animation = null;
	        animation = new Thread(new Animator(false));
	        animation.start();
        }
    }
 
    public void interrupt()
    {
        if (animation != null) {
            animation.interrupt();
            animation = null;
 
            removeMouseListener(this);
            setVisible(false);
        }
    }
 
    public void paintComponent(Graphics g)
    {
        if (started)
        {
            int width  = getWidth();
            int height = getHeight();
 
            double maxY = 0.0; 
 
            Graphics2D g2 = (Graphics2D) g;
            g2.setRenderingHints(hints);
 
            g2.setColor(new Color(255, 255, 255, (int) (alphaLevel * shield)));
            g2.fillRect(0, 0, getWidth(), getHeight());
 
            for (int i = 0; i < ticker.length; i++)
            {
                int channel = 224 - 128 / (i + 1);
                g2.setColor(new Color(channel, channel, channel, alphaLevel));
                g2.fill(ticker[i]);
 
                Rectangle2D bounds = ticker[i].getBounds2D();
                if (bounds.getMaxY() > maxY)
                    maxY = bounds.getMaxY();
            }
 
            if (text != null && text.length() > 0)
            {
	            FontRenderContext context = g2.getFontRenderContext();
	            TextLayout layout = new TextLayout(text, getFont(), context);
	            Rectangle2D bounds = layout.getBounds();
	            g2.setColor(getForeground());
	            layout.draw(g2, (float) (width - bounds.getWidth()) / 2,
	                    		(float) (maxY + layout.getLeading() + 2 * layout.getAscent()));
            }
        }
    }
 
    private Area[] buildTicker()
    {
        Area[] ticker = new Area[barsCount];
        Point2D.Double center = new Point2D.Double((double) getWidth() / 2, (double) getHeight() / 2);
        double fixedAngle = 2.0 * Math.PI / ((double) barsCount);
 
        for (double i = 0.0; i < (double) barsCount; i++)
        {
            Area primitive = buildPrimitive();
 
            AffineTransform toCenter = AffineTransform.getTranslateInstance(center.getX(), center.getY());
            AffineTransform toBorder = AffineTransform.getTranslateInstance(45.0, -6.0);
            AffineTransform toCircle = AffineTransform.getRotateInstance(-i * fixedAngle, center.getX(), center.getY());
 
            AffineTransform toWheel = new AffineTransform();
            toWheel.concatenate(toCenter);
            toWheel.concatenate(toBorder);
 
            primitive.transform(toWheel);
            primitive.transform(toCircle);
 
            ticker[(int) i] = primitive;
        }
 
        return ticker;
    }
 
    private Area buildPrimitive()
    {
        Rectangle2D.Double body = new Rectangle2D.Double(6, 0, 30, 12);
        Ellipse2D.Double   head = new Ellipse2D.Double(0, 0, 12, 12);
        Ellipse2D.Double   tail = new Ellipse2D.Double(30, 0, 12, 12);
 
        Area tick = new Area(body);
        tick.add(new Area(head));
        tick.add(new Area(tail));
 
        return tick;
    }
 
    protected class Animator implements Runnable
    {
        private boolean rampUp = true;
 
        protected Animator(boolean rampUp)
        {
            this.rampUp = rampUp;
        }
 
        public void run()
        {
            Point2D.Double center = new Point2D.Double((double) getWidth() / 2, (double) getHeight() / 2);
            double fixedIncrement = 2.0 * Math.PI / ((double) barsCount);
            AffineTransform toCircle = AffineTransform.getRotateInstance(fixedIncrement, center.getX(), center.getY());
 
            long start = System.currentTimeMillis();
            if (rampDelay == 0)
                alphaLevel = rampUp ? 255 : 0;
 
            started = true;
            boolean inRamp = rampUp;
 
            while (!Thread.interrupted())
            {
                if (!inRamp)
                {
                    for (int i = 0; i < ticker.length; i++)
                        ticker[i].transform(toCircle);
                }
 
                repaint();
 
                if (rampUp)
                {
                    if (alphaLevel < 255)
                    {
                        alphaLevel = (int) (255 * (System.currentTimeMillis() - start) / rampDelay);
                        if (alphaLevel >= 255)
                        {
                            alphaLevel = 255;
                            inRamp = false;
                        }
                    }
                } else if (alphaLevel > 0) {
                    alphaLevel = (int) (255 - (255 * (System.currentTimeMillis() - start) / rampDelay));
                    if (alphaLevel <= 0)
                    {
                        alphaLevel = 0;
                        break;
                    }
                }
 
                try
                {
                    Thread.sleep(inRamp ? 10 : (int) (1000 / fps));
                } catch (InterruptedException ie) {
                    break;
                }
                Thread.yield();
            }
 
            if (!rampUp)
            {
                started = false;
                repaint();
 
                setVisible(false);
                removeMouseListener(InfiniteProgressPanel.this);
            }
        }
    }
 
    public void mouseClicked(MouseEvent e) {
    }
 
    public void mousePressed(MouseEvent e) {
    }
 
    public void mouseReleased(MouseEvent e) {
    }
 
    public void mouseEntered(MouseEvent e) {
    }
 
    public void mouseExited(MouseEvent e) {
    }
}
la classe java appelée dans forms oracle
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public class InfiniteProgressPanelDialog extends VBean {
 
    boolean     bLog = false ;
    private static JFrame  fm = new JFrame();
    private static JPanel Canevas = new JPanel();
    //private static JDialog  fm = new JDialog();
    private static InfiniteProgressPanelDialog instance;
    protected static InfiniteProgressPanel glassPane;
    private IHandler mHandler;
 
     // Infinite Progress Panel
    public final static ID Show           = ID.registerProperty("SHOW_GLASPANE");
    public final static ID Hide           = ID.registerProperty("HIDE_GLASPANE");
    public final static ID ShowPanel      = ID.registerProperty("SHOW_GLASPANEL");
    public final static ID ShowPanelAnimation = ID.registerProperty("START");
    public final static ID HidePanel      = ID.registerProperty("HIDE_GLASPANEL");
    protected static final ID ClearPanel  = ID.registerProperty("CLEAR_PANEL");
 
   public InfiniteProgressPanelDialog() {
        super();
        if (Canevas == null) {
            Canevas = new JPanel();
        }
        //Canevas.setSize(getSize().width,getSize().height);
        //Canevas.setPreferredSize(super.getPreferredSize());
        //Canevas.setSize(super.getSize());
        Canevas.setSize(400,150);
        Canevas.setBackground(java.awt.Color.darkGray);
        Canevas.setLayout(new BorderLayout());
 
        glassPane = new InfiniteProgressPanel();
 
        Canevas.add(glassPane, BorderLayout.CENTER);
        super.add(Canevas);
        glassPane.start();
    }
 
   public boolean setProperty(ID _ID, Object _object)
    {
        if (_ID == Show){
            Show();
            return true;
        }
        else if(_ID == ShowPanel)
        {
            ShowPanel();
            return true;
        }else if(_ID == ShowPanelAnimation)
        {
            ShowPanelAnimation();
            return true;
        }
        else if(_ID == Hide)
        {
            Hide();
            return true;
        }
        else if(_ID == HidePanel)
        {
            HidePanel();
            return true;
        }
        else
        {
          return super.setProperty(_ID, _object);
        }
    }
 
  public void ShowPanel(){
 
        glassPane = new InfiniteProgressPanel();
        super.add(glassPane);
        glassPane.start();
    }
dans forms
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Set_Item_Property('Bl_Wait.Bean',Displayed,Property_True);
     Set_Custom_Property('Bl_Wait.Bean',1,'SHOW_GLASPANEL','');
     --Set_Custom_Property('Bl_Wait.Bean',1,'START','');
     Set_Item_Property('Bl_Wait.Bean',Displayed,Property_True); 
  	 Synchronize;
	   Pb_ExeQry;	
     Set_Custom_Property('Bl_Wait.Bean',1,'HIDE_GLASPANEL','');
	   Set_Item_Property('Bl_Wait.Bean',Displayed,Property_False);
a l'affichage je n'ai pas le infiniteprogresspanel qui s'execute pas