private void btnKhoaThem_Click(object sender, EventArgs e)
{
state = -1;
btnKhoaCapNhat.Enabled = false;
btnKhoaThem.Enabled = false;
btnSuaKhachHang.Enabled = true;
btnThemKhachHang.Text = "Thêm khách hàng";
khachhangController.InsertKhachhang(txtTenKhachHang.Text, txtSoDienThoai.Text, txtDiaChi.Text);
dgvDanhSachKhachHang.DataSource = khachhangController.SearchTheoTenkhachhang(txtTimKiem.Text);
Lock();
}
private void btnKhoaThem_Click(object sender, EventArgs e)
{
khachhang.InsertKhachhang(txtTenKhachHang.Text, txtSoDienThoai.Text, txtDiaChi.Text);
MessageBox.Show("Thêm thành công!");
this.Close();
}