public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("SWT and Swing DND Example");
    GridLayout layout = new GridLayout(1, false);
    shell.setLayout(layout);

    Text swtText = new Text(shell, SWT.BORDER);
    swtText.setText("SWT Text");
    GridData data = new GridData(GridData.FILL_HORIZONTAL);
    swtText.setLayoutData(data);
    setDragDrop(swtText);

    Composite comp = new Composite(shell, SWT.EMBEDDED);
    java.awt.Frame frame = SWT_AWT.new_Frame(comp);
    JTextField swingText = new JTextField(40);
    swingText.setText("Swing Text");
    swingText.setDragEnabled(true);
    frame.add(swingText);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.heightHint = swingText.getPreferredSize().height;
    comp.setLayoutData(data);

    shell.setSize(400, 200);
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) display.sleep();
    }
    display.dispose();
  }
  void createRTFTransfer(Composite copyParent, Composite pasteParent) {
    //	RTF Transfer
    Label l = new Label(copyParent, SWT.NONE);
    l.setText("RTFTransfer:"); // $NON-NLS-1$
    copyRtfText = new Text(copyParent, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    copyRtfText.setText("some\nrtf\ntext");
    GridData data = new GridData(GridData.FILL_HORIZONTAL);
    data.heightHint = data.widthHint = SIZE;
    copyRtfText.setLayoutData(data);
    Button b = new Button(copyParent, SWT.PUSH);
    b.setText("Copy");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            String data = copyRtfText.getText();
            if (data.length() > 0) {
              status.setText("");
              data = "{\\rtf1{\\colortbl;\\red255\\green0\\blue0;}\\uc1\\b\\i " + data + "}";
              clipboard.setContents(
                  new Object[] {data}, new Transfer[] {RTFTransfer.getInstance()});
            } else {
              status.setText("nothing to copy");
            }
          }
        });

    l = new Label(pasteParent, SWT.NONE);
    l.setText("RTFTransfer:"); // $NON-NLS-1$
    pasteRtfText =
        new Text(pasteParent, SWT.READ_ONLY | SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.heightHint = data.widthHint = SIZE;
    pasteRtfText.setLayoutData(data);
    b = new Button(pasteParent, SWT.PUSH);
    b.setText("Paste");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            String data = (String) clipboard.getContents(RTFTransfer.getInstance());
            if (data != null && data.length() > 0) {
              status.setText("");
              pasteRtfText.setText("start paste>" + data + "<end paste");
            } else {
              status.setText("nothing to paste");
            }
          }
        });
  }
  void createHTMLTransfer(Composite copyParent, Composite pasteParent) {
    //	HTML Transfer
    Label l = new Label(copyParent, SWT.NONE);
    l.setText("HTMLTransfer:"); // $NON-NLS-1$
    copyHtmlText = new Text(copyParent, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    copyHtmlText.setText("<b>Hello World</b>");
    GridData data = new GridData(GridData.FILL_HORIZONTAL);
    data.heightHint = data.widthHint = SIZE;
    copyHtmlText.setLayoutData(data);
    Button b = new Button(copyParent, SWT.PUSH);
    b.setText("Copy");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            String data = copyHtmlText.getText();
            if (data.length() > 0) {
              status.setText("");
              clipboard.setContents(
                  new Object[] {data}, new Transfer[] {HTMLTransfer.getInstance()});
            } else {
              status.setText("nothing to copy");
            }
          }
        });

    l = new Label(pasteParent, SWT.NONE);
    l.setText("HTMLTransfer:"); // $NON-NLS-1$
    pasteHtmlText =
        new Text(pasteParent, SWT.READ_ONLY | SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.heightHint = data.widthHint = SIZE;
    pasteHtmlText.setLayoutData(data);
    b = new Button(pasteParent, SWT.PUSH);
    b.setText("Paste");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            String data = (String) clipboard.getContents(HTMLTransfer.getInstance());
            if (data != null && data.length() > 0) {
              status.setText("");
              pasteHtmlText.setText("start paste>" + data + "<end paste");
            } else {
              status.setText("nothing to paste");
            }
          }
        });
  }
 void createAvailableTypes(Composite parent) {
   final List list = new List(parent, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
   GridData data = new GridData(GridData.FILL_BOTH);
   data.heightHint = 100;
   list.setLayoutData(data);
   Button b = new Button(parent, SWT.PUSH);
   b.setText("Get Available Types");
   b.addSelectionListener(
       new SelectionAdapter() {
         public void widgetSelected(SelectionEvent e) {
           list.removeAll();
           String[] names = clipboard.getAvailableTypeNames();
           for (int i = 0; i < names.length; i++) {
             list.add(names[i]);
           }
         }
       });
 }
  public Shell open(Display display) {
    clipboard = new Clipboard(display);
    shell = new Shell(display);
    shell.setText("SWT Clipboard");
    shell.setLayout(new FillLayout());

    ScrolledComposite sc = new ScrolledComposite(shell, SWT.H_SCROLL | SWT.V_SCROLL);
    Composite parent = new Composite(sc, SWT.NONE);
    sc.setContent(parent);
    parent.setLayout(new GridLayout(2, true));

    Group copyGroup = new Group(parent, SWT.NONE);
    copyGroup.setText("Copy From:");
    GridData data = new GridData(GridData.FILL_BOTH);
    copyGroup.setLayoutData(data);
    copyGroup.setLayout(new GridLayout(3, false));

    Group pasteGroup = new Group(parent, SWT.NONE);
    pasteGroup.setText("Paste To:");
    data = new GridData(GridData.FILL_BOTH);
    pasteGroup.setLayoutData(data);
    pasteGroup.setLayout(new GridLayout(3, false));

    Group controlGroup = new Group(parent, SWT.NONE);
    controlGroup.setText("Control API:");
    data = new GridData(GridData.FILL_BOTH);
    data.horizontalSpan = 2;
    controlGroup.setLayoutData(data);
    controlGroup.setLayout(new GridLayout(5, false));

    Group typesGroup = new Group(parent, SWT.NONE);
    typesGroup.setText("Available Types");
    data = new GridData(GridData.FILL_BOTH);
    data.horizontalSpan = 2;
    typesGroup.setLayoutData(data);
    typesGroup.setLayout(new GridLayout(2, false));

    status = new Label(parent, SWT.BORDER);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 2;
    data.heightHint = 60;
    status.setLayoutData(data);

    createTextTransfer(copyGroup, pasteGroup);
    createRTFTransfer(copyGroup, pasteGroup);
    createHTMLTransfer(copyGroup, pasteGroup);
    createFileTransfer(copyGroup, pasteGroup);
    createMyTransfer(copyGroup, pasteGroup);
    createControlTransfer(controlGroup);
    createAvailableTypes(typesGroup);

    sc.setMinSize(parent.computeSize(SWT.DEFAULT, SWT.DEFAULT));
    sc.setExpandHorizontal(true);
    sc.setExpandVertical(true);

    Point size = shell.computeSize(SWT.DEFAULT, SWT.DEFAULT);
    Rectangle monitorArea = shell.getMonitor().getClientArea();
    shell.setSize(
        Math.min(size.x, monitorArea.width - 20), Math.min(size.y, monitorArea.height - 20));
    shell.open();
    return shell;
  }
  void createControlTransfer(Composite parent) {
    Label l = new Label(parent, SWT.NONE);
    l.setText("Text:");
    Button b = new Button(parent, SWT.PUSH);
    b.setText("Cut");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            text.cut();
          }
        });
    b = new Button(parent, SWT.PUSH);
    b.setText("Copy");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            text.copy();
          }
        });
    b = new Button(parent, SWT.PUSH);
    b.setText("Paste");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            text.paste();
          }
        });
    text = new Text(parent, SWT.BORDER | SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
    GridData data = new GridData(GridData.FILL_HORIZONTAL);
    data.heightHint = data.widthHint = SIZE;
    text.setLayoutData(data);

    l = new Label(parent, SWT.NONE);
    l.setText("Combo:");
    b = new Button(parent, SWT.PUSH);
    b.setText("Cut");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            combo.cut();
          }
        });
    b = new Button(parent, SWT.PUSH);
    b.setText("Copy");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            combo.copy();
          }
        });
    b = new Button(parent, SWT.PUSH);
    b.setText("Paste");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            combo.paste();
          }
        });
    combo = new Combo(parent, SWT.NONE);
    combo.setItems(new String[] {"Item 1", "Item 2", "Item 3", "A longer Item"});

    l = new Label(parent, SWT.NONE);
    l.setText("StyledText:");
    l = new Label(parent, SWT.NONE);
    l.setVisible(false);
    b = new Button(parent, SWT.PUSH);
    b.setText("Copy");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            styledText.copy();
          }
        });
    b = new Button(parent, SWT.PUSH);
    b.setText("Paste");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            styledText.paste();
          }
        });
    styledText = new StyledText(parent, SWT.BORDER | SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.heightHint = data.widthHint = SIZE;
    styledText.setLayoutData(data);
  }
  void createFileTransfer(Composite copyParent, Composite pasteParent) {
    // File Transfer
    Label l = new Label(copyParent, SWT.NONE);
    l.setText("FileTransfer:"); // $NON-NLS-1$

    Composite c = new Composite(copyParent, SWT.NONE);
    c.setLayout(new GridLayout(2, false));
    GridData data = new GridData(GridData.FILL_HORIZONTAL);
    c.setLayoutData(data);

    copyFileTable = new Table(c, SWT.MULTI | SWT.BORDER);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.heightHint = data.widthHint = SIZE;
    data.horizontalSpan = 2;
    copyFileTable.setLayoutData(data);

    Button b = new Button(c, SWT.PUSH);
    b.setText("Select file(s)");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            FileDialog dialog = new FileDialog(shell, SWT.OPEN | SWT.MULTI);
            String result = dialog.open();
            if (result != null && result.length() > 0) {
              // copyFileTable.removeAll();
              String separator = System.getProperty("file.separator");
              String path = dialog.getFilterPath();
              String[] names = dialog.getFileNames();
              for (int i = 0; i < names.length; i++) {
                TableItem item = new TableItem(copyFileTable, SWT.NONE);
                item.setText(path + separator + names[i]);
              }
            }
          }
        });
    b = new Button(c, SWT.PUSH);
    b.setText("Select directory");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            DirectoryDialog dialog = new DirectoryDialog(shell, SWT.OPEN);
            String result = dialog.open();
            if (result != null && result.length() > 0) {
              // copyFileTable.removeAll();
              TableItem item = new TableItem(copyFileTable, SWT.NONE);
              item.setText(result);
            }
          }
        });

    b = new Button(copyParent, SWT.PUSH);
    b.setText("Copy");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            TableItem[] items = copyFileTable.getItems();
            if (items.length > 0) {
              status.setText("");
              String[] data = new String[items.length];
              for (int i = 0; i < data.length; i++) {
                data[i] = items[i].getText();
              }
              clipboard.setContents(
                  new Object[] {data}, new Transfer[] {FileTransfer.getInstance()});
            } else {
              status.setText("nothing to copy");
            }
          }
        });

    l = new Label(pasteParent, SWT.NONE);
    l.setText("FileTransfer:"); // $NON-NLS-1$
    pasteFileTable = new Table(pasteParent, SWT.MULTI | SWT.BORDER);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.heightHint = data.widthHint = SIZE;
    pasteFileTable.setLayoutData(data);
    b = new Button(pasteParent, SWT.PUSH);
    b.setText("Paste");
    b.addSelectionListener(
        new SelectionAdapter() {
          public void widgetSelected(SelectionEvent e) {
            String[] data = (String[]) clipboard.getContents(FileTransfer.getInstance());
            if (data != null && data.length > 0) {
              status.setText("");
              pasteFileTable.removeAll();
              for (int i = 0; i < data.length; i++) {
                TableItem item = new TableItem(pasteFileTable, SWT.NONE);
                item.setText(data[i]);
              }
            } else {
              status.setText("nothing to paste");
            }
          }
        });
  }
  public static void main(String[] args) {
    final Display display = new Display();
    final Clipboard clipboard = new Clipboard(display);
    final Shell shell = new Shell(display, SWT.SHELL_TRIM);
    shell.setLayout(new GridLayout());
    shell.setText("Clipboard ImageTransfer");

    final Button imageButton = new Button(shell, SWT.NONE);
    GridData gd = new GridData(SWT.FILL, SWT.FILL, true, true);
    gd.minimumHeight = 400;
    gd.minimumWidth = 600;
    imageButton.setLayoutData(gd);

    final Text imageText = new Text(shell, SWT.BORDER);
    imageText.setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false));

    Composite buttons = new Composite(shell, SWT.NONE);
    buttons.setLayout(new GridLayout(4, true));
    Button button = new Button(buttons, SWT.PUSH);
    button.setText("Open");
    button.addListener(
        SWT.Selection,
        event -> {
          FileDialog dialog = new FileDialog(shell, SWT.OPEN);
          dialog.setText("Open an image file or cancel");
          String string = dialog.open();
          if (string != null) {
            imageButton.setText("");
            Image image = imageButton.getImage();
            if (image != null) image.dispose();
            image = new Image(display, string);
            imageButton.setImage(image);
            imageText.setText(string);
          }
        });

    button = new Button(buttons, SWT.PUSH);
    button.setText("Copy");
    button.addListener(
        SWT.Selection,
        event -> {
          Image image = imageButton.getImage();
          if (image != null) {
            ImageTransfer imageTransfer = ImageTransfer.getInstance();
            TextTransfer textTransfer = TextTransfer.getInstance();
            clipboard.setContents(
                new Object[] {image.getImageData(), imageText.getText()},
                new Transfer[] {imageTransfer, textTransfer});
          }
        });

    button = new Button(buttons, SWT.PUSH);
    button.setText("Paste");
    button.addListener(
        SWT.Selection,
        event -> {
          ImageData imageData = (ImageData) clipboard.getContents(ImageTransfer.getInstance());
          if (imageData != null) {
            imageButton.setText("");
            Image image = imageButton.getImage();
            if (image != null) image.dispose();
            image = new Image(display, imageData);
            imageButton.setImage(image);
          } else {
            imageButton.setText("No image");
            imageButton.setImage(null);
          }
          String text = (String) clipboard.getContents(TextTransfer.getInstance());
          if (text != null) {
            imageText.setText(text);
          } else {
            imageText.setText("");
          }
        });

    button = new Button(buttons, SWT.PUSH);
    button.setText("Clear");
    button.addListener(
        SWT.Selection,
        event -> {
          imageButton.setText("");
          Image image = imageButton.getImage();
          if (image != null) image.dispose();
          imageButton.setImage(null);
          imageText.setText("");
        });

    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) display.sleep();
    }
    display.dispose();
  }