public static void initNs(EventHandler pHandler) { string val_ = ENV.getEnvString(NSLIST, string.Empty); if (string.IsNullOrEmpty(val_)) { return; } var arr_ = ToolString.explodeList(val_); ToolMsg.askList(null, arr_, (s, e) => { if (pHandler != null) { var ns_ = arr_[e.Which]; nsPerfix = ns_; pHandler.Invoke(s, EventArgs.Empty); } }); }