Java tutorial
import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import javax.swing.JComponent; import javax.swing.JLabel; import javax.swing.TransferHandler; public class Main { public static void main(String[] argv) throws Exception { JLabel label = new JLabel("Label Text"); final String propertyName = "text"; label.setTransferHandler(new TransferHandler(propertyName)); label.addMouseListener(new MouseAdapter() { public void mousePressed(MouseEvent evt) { JComponent comp = (JComponent) evt.getSource(); TransferHandler th = comp.getTransferHandler(); th.exportAsDrag(comp, evt, TransferHandler.COPY); } }); } }