public class Main {
  public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new GridLayout(1, false));

    final CTabFolder folder = new CTabFolder(shell, SWT.BORDER | SWT.CLOSE);
    folder.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));

    Button b = new Button(shell, SWT.NONE);
    b.setText("Create Browser");
    b.addSelectionListener(new SelectionAdapter() {
      @Override
      public void widgetSelected(SelectionEvent e) {
        CTabItem item = new CTabItem(folder, SWT.Close);
        Browser b = new Browser(folder, SWT.None);
        item.setControl(b);
        b.setUrl("http://www.eclipse.org");
        folder.setSelection(item);
        item.setText("Browser");
      }
    });

    folder.addCTabFolder2Listener(new CTabFolder2Adapter() {
      public void close(CTabFolderEvent event) {
        ((CTabItem) event.item).getControl().dispose();
      }
    });

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