Reccupere presse papier d'image (Applet ou Swing)

Bon allez comme je suis gentil et de bonne humeur voici le support du coller d'image ainsi que le support de l'import d'image quand on fait du Drag'n Drop :
Code:
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package test;
 
import java.awt.BorderLayout;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Image;
import java.awt.Toolkit;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.FlavorEvent;
import java.awt.datatransfer.FlavorListener;
import java.awt.datatransfer.Transferable;
import java.awt.event.ActionEvent;
import java.awt.image.BufferedImage;
import java.io.File;
import java.util.List;
import javax.imageio.ImageIO;
import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.JComponent;
import javax.swing.JFrame;
import javax.swing.JToolBar;
import javax.swing.SwingUtilities;
import javax.swing.TransferHandler;
 
public class Main {
 
    private static BufferedImage toBufferedImage(Image image) {
        if (image == null) {
            return null;
        } else if (image instanceof BufferedImage) {
            return (BufferedImage) image;
        }
        BufferedImage result = new BufferedImage(image.getWidth(null), image.getHeight(null), BufferedImage.TYPE_INT_ARGB);
        Graphics2D g = result.createGraphics();
        try {
            g.drawImage(image, 0, 0, null);
        } finally {
            g.dispose();
        }
        return result;
    }
 
    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        SwingUtilities.invokeLater(new Runnable() {
 
            /**
             * {@inheritDoc}
             */
            @Override
            public void run() {
                JFrame frame = new JFrame("Test");
                frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
                final ImageView imageView = new ImageView();
                final Action pasteAction = new AbstractAction() {
 
                    /**
                     * {@inheritDoc}
                     */
                    @Override
                    public void actionPerformed(ActionEvent e) {
                        System.out.println("Pasting image");
                        pasteImage(imageView);
                    }
                };
                pasteAction.putValue(Action.NAME, "Paste");
                Toolkit toolkit = Toolkit.getDefaultToolkit();
                JToolBar toolBar = new JToolBar();
                toolBar.add(pasteAction);
                frame.setLayout(new BorderLayout());
                frame.add(toolBar, BorderLayout.NORTH);
                frame.add(imageView, BorderLayout.CENTER);
                frame.setSize(500, 500);
                frame.setVisible(true);
                Clipboard clipboard = toolkit.getSystemClipboard();
                clipboard.addFlavorListener(new FlavorListener() {
 
                    /**
                     * {@inheritDoc}
                     */
                    @Override
                    public void flavorsChanged(FlavorEvent e) {
                        System.out.println("Flavor changed in clipboard");
                        testEnableAction(pasteAction);
                    }
                });
                testEnableAction(pasteAction);
            }
        });
    }
 
    private static void pasteImage(ImageView imageView) {
        try {
            Toolkit toolkit = Toolkit.getDefaultToolkit();
            Clipboard clipboard = toolkit.getSystemClipboard();
            DataFlavor[] flavors = clipboard.getAvailableDataFlavors();
            for (DataFlavor flavor : flavors) {
                if (DataFlavor.imageFlavor.equals(flavor)) {
                    Image image = (Image) clipboard.getData(flavor);
                    imageView.image = toBufferedImage(image);
                    imageView.repaint();
                    break;
                }
            }
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }
 
    private static void testEnableAction(Action action) {
        try {
            Toolkit toolkit = Toolkit.getDefaultToolkit();
            Clipboard clipboard = toolkit.getSystemClipboard();
            action.setEnabled(false);
            DataFlavor[] flavors = clipboard.getAvailableDataFlavors();
            for (DataFlavor flavor : flavors) {
                if (DataFlavor.imageFlavor.equals(flavor)) {
                    action.setEnabled(true);
                    break;
                }
            }
        } // Ignore.
        catch (IllegalStateException ex) {
        }
    }
 
    private static class ImageView extends JComponent {
 
        private DataFlavor[] supportedFlavors = {
            DataFlavor.imageFlavor,
            DataFlavor.javaFileListFlavor
        };
        BufferedImage image;
 
        public ImageView() {
            // Drag and drop - import support.
            setTransferHandler(new TransferHandler() {
 
                /**
                 * {@inheritDoc}
                 */
                @Override
                public boolean canImport(TransferSupport support) {
                    DataFlavor[] flavors = support.getDataFlavors();
                    boolean result = false;
                    for (DataFlavor flavor : flavors) {
                        for (DataFlavor supportedFlavor : supportedFlavors) {
                            if (supportedFlavor.equals(flavor)) {
                                result = true;
                                break;
                            }
                        }
                        if (result) {
                            break;
                        }
                    }
                    return result;
                }
 
                /**
                 * {@inheritDoc}
                 */
                @Override
                public boolean importData(TransferSupport support) {
                    boolean result = false;
                    try {
                        Transferable transferable = support.getTransferable();
                        for (DataFlavor supportedFlavor : supportedFlavors) {
                            if (transferable.isDataFlavorSupported(supportedFlavor)) {
                                Object data = transferable.getTransferData(supportedFlavor);
                                if (DataFlavor.imageFlavor.equals(supportedFlavor)) {
                                    System.out.println("Image drag and drop");
                                    image = toBufferedImage((Image) data);
                                    repaint();
                                    break;
                                } else {// if (DataFlavor.imageFlavor.equals(javaFileListFlavor)) {
                                    System.out.println("File drag and drop");
                                    List<File> files = (List<File>) data;
                                    System.out.println("There are "+files.size()+" files being dragged.");
                                    for (File file : files) {
                                        try {
                                            image = ImageIO.read(file);
                                            repaint();
                                            break;
                                        } catch (Exception ex2) {
                                            System.err.println("\"" + file.getAbsolutePath() + "\" is not an image file.");
                                        }
                                    }
                                }
                                result = true;
                            }
                        }
                    } catch (Exception ex) {
                        ex.printStackTrace();
                    }
                    return result;
                }
            });
        }
 
        /**
         * {@inheritDoc}
         */
        @Override
        protected void paintComponent(Graphics g) {
            super.paintComponent(g);
            if (image != null) {
                g.drawImage(image, 0, 0, null);
            }
        }
    }
}