private void bt_Them_Click(object sender, EventArgs e)
{
KH.insertData(txt_MaSP.Text, txt_TenSP.Text, txt_GiaBan.Text, textBox1.Text);
if (fHDB != null)
{
fHDB.load();
}
;
if (fKH != null)
{
fKH.load();
}
;
//fKH.load();
this.Close();
}
private void bt_Them_Click(object sender, EventArgs e)
{
KH.update(txt_MaKH.Text, txt_TenKH.Text, txt_SDT.Text, txt_SoHD.Text);
fKH.load();
this.Close();
}