private void InitControls() { this.dataGridView1.Rows.Clear(); this.dataGridView1.Columns[0].Width = 100; this.dataGridView1.Columns[1].Width = 250; var result = WebRequestUtil.GetCityList(); if (result != null) { var response = JsonUtil.Deserialize <QSWResponse <List <CityModel> > >(result.Content); List <CityModel> cityModelList = response.Data; foreach (var city in cityModelList) { int index = this.dataGridView1.Rows.Add(); this.dataGridView1.Rows[index].Cells[0].Value = city.CityId; this.dataGridView1.Rows[index].Cells[1].Value = city.CityName; this.dataGridView1.Rows[index].Tag = city; } } }