private void RefreshYuanXi()
 {
     Services.PublicClient service = new Services.PublicClient();
     string yuanxi = service.GetYuanXi();
     YuanXi = JsonConvert.DeserializeObject<DataTable>(yuanxi);
     service.Close();
 }
 private void RefreshYuanXi()
 {
     Services.PublicClient service = new Services.PublicClient();
     string yuanxi = service.GetYuanXi();
     DataTable dt = JsonConvert.DeserializeObject<DataTable>(yuanxi);
     dt.Rows.InsertAt(dt.NewRow(), 0);
     YuanXiDataTable = dt;
     service.Close();
 }