//创建窗体对象的静态方法 public static JianCeFenZhanConfig InstanceObject(RPIMS数据采集及管理系统 rpims) { if (_instance == null) _instance = new JianCeFenZhanConfig(rpims); return _instance; }
private void JianCeFenZhanConfig_FormClosing(object sender, FormClosingEventArgs e) { _instance = null; }