public Tra(DSTraPhong temp)
{
InitializeComponent();
DSTP = temp;
try
{
if (cn != null && cn.State == ConnectionState.Closed)
{
cn.Open();
}
}
catch (SqlException)
{
MessageBox.Show("Loi ket noi !!", "Thong bao", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
finally
{
cn.Close();
}
}
public Tra(DSTraPhong temp)
{
InitializeComponent();
DSTP = temp;
try
{
string cnstr = "Server = .; Database = QLPH; Integrated Security = true;";
cn.ConnectionString = cnstr;
if (cn != null && cn.State == ConnectionState.Closed)
{
cn.Open();
}
}
catch (SqlException)
{
MessageBox.Show("Loi ket noi !!", "Thong bao", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
finally
{
cn.Close();
}
}
private void btnT_Click(object sender, EventArgs e)
{
DSTraPhong t = new DSTraPhong();
t.ShowDialog();
}
