private void btnNhaCungUng_Click(object sender, EventArgs e)
{
frmThemNCC themNCC = new frmThemNCC();
themNCC.ShowDialog();
LoadItemNhaCungUng();
}
private void btnThem_Click(object sender, EventArgs e)
{
frmThemNCC frm = new frmThemNCC();
frm.ShowDialog();
loadDuLieu();
}
private void btnThemNCC_Click(object sender, EventArgs e)
{
frmThemNCC f = new frmThemNCC(this);
f.ShowDialog();
}