private void bCustomerInfo_Click(object sender, EventArgs e)
{
fCustomerInfo f = new fCustomerInfo();
this.Hide();
f.ShowDialog();
this.Show();
}
private void kháchHàngToolStripMenuItem_Click(object sender, EventArgs e)
{
fCustomerInfo f;
if (CustomerDAO.Instance.CheckExistCustomerInDatabaseBySDT(this.tbCustomerSDT.Text))
{
f = new fCustomerInfo(this.tbCustomerSDT.Text);
}
else
{
f = new fCustomerInfo();
}
this.Hide();
f.ShowDialog();
this.Show();
}