private void radButton1_Click(object sender, EventArgs e)
{
try
{
if (!txtUserID.Text.Equals("") && !txtPassword.Text.Equals(""))
{
using (DataClasses1DataContext db = new DataClasses1DataContext())
{
tb_User ur = db.tb_Users.Where(u => u.UserID == txtUserID.Text && u.Password == txtPassword.Text && u.Active == true).FirstOrDefault();
if (ur != null)
{
dbClss.UserID = txtUserID.Text;
this.Hide();
tb_UserMachine um = db.tb_UserMachines.Where(m => m.MachineName == Environment.MachineName).FirstOrDefault();
if (um != null)
{
db.tb_UserMachines.DeleteOnSubmit(um);
db.SubmitChanges();
}
tb_UserMachine nw = new tb_UserMachine();
nw.MachineName = Environment.MachineName;
nw.UserID = txtUserID.Text.Trim();
db.tb_UserMachines.InsertOnSubmit(nw);
db.SubmitChanges();
Mainfrom main = new Mainfrom();
main.ShowDialog();
this.Close();
}
else
{
MessageBox.Show("User or Password Invalid!", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
else
{
MessageBox.Show("User or Password Empty!", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
catch (Exception ex) { MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error); }
}
private void Login_Load(object sender, EventArgs e)
{
this.Text = "Login " + dbClss.versioin;
try
{
using (DataClasses1DataContext db = new DataClasses1DataContext())
{
tb_UserMachine mc = db.tb_UserMachines.Where(m => m.MachineName == Environment.MachineName).FirstOrDefault();
if (mc != null)
{
txtUserID.Text = mc.UserID.ToString();
txtPassword.Focus();
}
else
{
txtUserID.Focus();
}
}
}
catch (Exception ex) { MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error); }
}
