private void btnTimKiem_Click(object sender, EventArgs e) { this.dgvTaiKhoan.SelectionChanged -= new EventHandler(this.dgvTaiKhoan_SelectionChanged); DataTable dataSource = ManageBase.SearchNguoiDungRDT(this.txtSearchUser.Text.Trim(), this.txtSearchHoTen.Text.Trim()); this._bindingTaiKhoan.DataSource = dataSource; bool flag = this.dgvTaiKhoan.Rows.Count > 0; if (flag) { this.dgvTaiKhoan.Rows[0].Selected = true; } this.dgvTaiKhoan.SelectionChanged += new EventHandler(this.dgvTaiKhoan_SelectionChanged); bool flag2 = this.dgvTaiKhoan.Rows.Count > 0; if (flag2) { this.FillData(0); } }