JButton 添加右键菜单

private JPopupMenu popup = new JPopupMenu();

//创建菜单

public void createPopMenu() {
  popup.add(new JMenuItem(new AbstractAction("设置为净房") {
   public void actionPerformed(ActionEvent e) {
    oneRoomBean.setRoomState(RoomState.净房);
    refresh();
   }
  }));
  popup.add(new JMenuItem(new AbstractAction("设置为脏房") {
   public void actionPerformed(ActionEvent e) {
    oneRoomBean.setRoomState(RoomState.脏房);
    refresh();
   }
  }));

  
 }

 

// 按钮事件

loginButton.addMouseListener(new MouseAdapter() {
    public void mousePressed(MouseEvent e) {
     int mods = e.getModifiers();
     int iClickCount = e.getClickCount();

     if ((mods & InputEvent.BUTTON3_MASK) != 0) {
      // 判断是鼠标右键
      // 弹出菜单
      popup.show(e.getComponent(), e.getX(), e.getY());
     }else if(iClickCount>=2) {      //判断是否是双击
      
     }

    }
   });