public final class DataSetTopComponent extends TopComponent implements ExplorerManager.Provider, DatabaseManagerListener, GroupViewUIListener, MouseListener{

  public DataSetTopComponent() {
         addMouseListener(this);
  }

@Override
public void mouseClicked(MouseEvent e) {

    System.out.println("Mosue Clicked");
    //throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
}

@Override
public void mousePressed(MouseEvent e) {

    System.out.println("Mosue Pressed");
    // //throw new UnsupportedOperationException("Not supported yet."); 
}

@Override
public void mouseReleased(MouseEvent e) {
    // throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
}

@Override
public void mouseEntered(MouseEvent e) {
    // throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
}

@Override
public void mouseExited(MouseEvent e) {
    //  throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
}}

我想在最后一节topcomponent课上听mosue的动作，但它不起作用。有人能帮我吗？
不是：topcomponent类来自org.openide.windows.topcomponent