private void button3_Click(object sender, EventArgs e)
{
if (MessageBox.Show("Bạn có muốn xóa khách hàng?", "Lời nhắc", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
Khachhang kh = new Khachhang();
kh.MaKH = int.Parse(txt_makh.Text);
if (bllKH.Deletekhachhang(kh))
{
ShowAllkhachhang();
}
else
{
MessageBox.Show("Lỗi!", "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
}
public bool Deletekhachhang(Khachhang kh)
{
string sql = "Delete khachhang Where MaKH=@MaKH";
SqlConnection con = dc.getConnect();
try
{
cmd = new SqlCommand(sql, con);
con.Open();
cmd.Parameters.Add("@MaKH", SqlDbType.Int).Value = kh.MaKH;
cmd.ExecuteNonQuery();
}
catch (Exception)
{
return(false);
}
return(true);
}
private void button2_Click_1(object sender, EventArgs e)
{
Khachhang kh = new Khachhang();
kh.MaKH = int.Parse(txt_makh.Text);
kh.TenKH = txt_tenkh.Text;
kh.Diachi = cb_diachikh.Text;
kh.Ngaysinh = dt_nskh.Value;
kh.Gioitinh = cb_gtkh.Text;
kh.Email = txt_emailkh.Text;
kh.SDTKH = double.Parse(txt_sdtkh.Text);
if (bllKH.Updatekhachhang(kh))
{
ShowAllkhachhang();
}
else
{
MessageBox.Show("Lỗi!", "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Stop);
}
}
public bool Updatekhachhang(Khachhang kh)
{
string sql = "Update khachhang Set MaKH=@MaKH,TenKH=@TenKH,Diachi=@Diachi,Ngaysinh=@Ngaysinh,Gioitinh=@Gioitinh,Email=@Email,SDTKH=@SDTKH Where MaKH=@MaKH";
SqlConnection con = dc.getConnect();
try
{
cmd = new SqlCommand(sql, con);
con.Open();
cmd.Parameters.Add("@MaKH", SqlDbType.Int).Value = kh.MaKH;
cmd.Parameters.Add("@TenKH", SqlDbType.NVarChar).Value = kh.TenKH;
cmd.Parameters.Add("@Diachi", SqlDbType.NVarChar).Value = kh.Diachi;
cmd.Parameters.Add("@Ngaysinh", SqlDbType.DateTime).Value = kh.Ngaysinh;
cmd.Parameters.Add("@Gioitinh", SqlDbType.NVarChar).Value = kh.Gioitinh;
cmd.Parameters.Add("@Email", SqlDbType.NVarChar).Value = kh.Email;
cmd.Parameters.Add("@SDTKH", SqlDbType.Int).Value = kh.SDTKH;
cmd.ExecuteNonQuery();
}
catch (Exception)
{
return(false);
}
return(true);
}
public bool Deletekhachhang(Khachhang kh)
{
return(dalKH.Deletekhachhang(kh));
}
public bool Updatekhachhang(Khachhang kh)
{
return(dalKH.Updatekhachhang(kh));
}
