Drag and Drop: New Data Transfer Capabilities in the JavaTM 2 Platform, Standard Edition (J2SETM), version 1.4

Drag and Drop: New Data Transfer Capabilities in the JavaTM 2 Platform, Standard Edition (J2SETM), version 1.4(11) Putting all this together becomes a complete test program:

import Java.awt.*;import Java.awt.event.*;import Java.awt.datatransfer.*;import Javax.swing.*;import Java.io.IOException;public class ImageCopy {public static void main(String args[]) { JFrame frame = new JFrame("Copy Image"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); Container contentPane = frame.getContentPane(); Toolkit kit = Toolkit.getDefaultToolkit(); final Clipboard clipboard =kit.getSystemClipboard(); Icon icon = new ImageIcon("scott.jpg"); final JLabel label = new JLabel(icon); label.setTransferHandler(new ImageSelection()); JScrollPane pane = new JScrollPane(label); contentPane.add(pane, BorderLayout.CENTER);JButton copy = new JButton("Label Copy"); copy.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {TransferHandler handler =label.getTransferHandler();handler.eXPortToClipboard(label, clipboard,TransferHandler.COPY);} }); JButton clear = new JButton("Label Clear"); clear.addActionListener(new ActionListener() {public void actionPerformed(ActionEventactionEvent) {label.setIcon(null);} }); JButton paste = new JButton("Label Paste"); paste.addActionListener(new ActionListener() {public void actionPerformed(ActionEventactionEvent) {Transferable clipData =clipboard.getContents(clipboard);if (clipData != null) { if (clipData.isDataFlavorSupported(DataFlavor.imageFlavor)) {TransferHandler handler =label.getTransferHandler();handler.importData(label, clipData); }}} }); JPanel p = new JPanel(); p.add(copy); p.add(clear); p.add(paste); contentPane.add(p, BorderLayout.NORTH); JPanel pasteP = new JPanel(); JButton pasteB = new JButton("Paste"); pasteB.setTransferHandler(new ImageSelection()); pasteB.addActionListener(TransferHandler.getPasteAction()); pasteP.add(pasteB); contentPane.add(pasteB, BorderLayout.SOUTH); frame.setSize(400, 400); frame.show();}}