private void btnHuy_Click(object sender, EventArgs e) { Box_Diachi.ResetText(); Box_Manv.ResetText(); Box_Dienthoai.ResetText(); Box_Ngaysinh.ResetText(); Box_Hoten.ResetText(); Box_Chucvu.ResetText(); Box_Bophan.ResetText(); Box_Bangcap.ResetText(); Box_Diachi.Focus(); btnLuu.Enabled = false; btnHuy.Enabled = false; btnThem.Enabled = true; btnSua.Enabled = true; btnXoa.Enabled = true; }
private void btnLuu_Click(object sender, EventArgs e) { if (flag == 0) //Thêm { SqlConnection con = new SqlConnection(@"Data Source=DESKTOP-762C5QE\SQLEXPRESS;Initial Catalog=QuanLyThuVien;Integrated Security=True"); con.Open(); try { SqlCommand cmd = new SqlCommand(); cmd.Connection = con; cmd.CommandType = CommandType.Text; cmd.CommandText = System.String.Concat("Insert into NVIEN Values('" + Box_Manv.Text.ToString() + "'," + "'" + Box_Hoten.Text.ToString() + "'," + "'" + Box_Diachi.Text.ToString() + "'," + "'" + Box_Ngaysinh.Text.ToString() + "'," + "'" + Box_Dienthoai.Text.ToString() + "'," + "'" + Box_Bangcap.Text.ToString() + "'," + "'" + Box_Bophan.Text.ToString() + "', " + "'" + Box_Chucvu.Text.ToString() + "')"); cmd.CommandType = CommandType.Text; cmd.ExecuteNonQuery(); Box_Diachi.ResetText(); Box_Manv.ResetText(); Box_Dienthoai.ResetText(); Box_Ngaysinh.ResetText(); Box_Hoten.ResetText(); Box_Chucvu.ResetText(); Box_Bophan.ResetText(); Box_Bangcap.ResetText(); Box_Diachi.Focus(); btnLuu.Enabled = false; btnHuy.Enabled = false; btnThem.Enabled = true; btnSua.Enabled = true; btnXoa.Enabled = true; FormNVIEN_Load(sender, e); } catch (Exception) { MessageBox.Show("Mã NV đã có, vui lòng nhập lại", "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Information); } con.Close(); } else if (flag == 1) // Sửa { SqlConnection con = new SqlConnection(@"Data Source=DESKTOP-762C5QE\SQLEXPRESS;Initial Catalog=QuanLyThuVien;Integrated Security=True"); con.Open(); SqlCommand cmd = new SqlCommand(); cmd.Connection = con; cmd.CommandType = CommandType.Text; cmd.CommandText = System.String.Concat("Update NVIEN Set HOTEN = '" + Box_Hoten.Text.ToString() + "'," + "DIACHI ='" + Box_Diachi.Text.ToString() + "'," + "NGSINH ='" + Box_Ngaysinh.Text.ToString() + "'," + "DIENTHOAI = '" + Box_Dienthoai.Text.ToString() + "'," + "BANGCAP = '" + Box_Bangcap.Text.ToString() + "'," + "BOPHAN = '" + Box_Bophan.Text.ToString() + "'," + "CHUCVU ='" + Box_Chucvu.Text.ToString() + "'" + "WHERE MANV='" + Box_Manv.Text.ToString() + "'"); cmd.CommandType = CommandType.Text; cmd.ExecuteNonQuery(); Box_Diachi.ResetText(); Box_Manv.ResetText(); Box_Dienthoai.ResetText(); Box_Ngaysinh.ResetText(); Box_Hoten.ResetText(); Box_Chucvu.ResetText(); Box_Bophan.ResetText(); Box_Bangcap.ResetText(); Box_Diachi.Focus(); btnLuu.Enabled = false; btnHuy.Enabled = false; btnThem.Enabled = true; btnSua.Enabled = true; btnXoa.Enabled = true; FormNVIEN_Load(sender, e); con.Close(); } }