private void btnLog_Click(object sender, EventArgs e)
{
try
{
userName = txtUser.Text; // Gets the Username from Text Box
password = txtPass.Text; // Gets Password from Text box
if (userName.Equals(""))
{
MessageBox.Show("Please enter Username");
}
else
{
if (password.Equals(""))
{
MessageBox.Show("Please enter Password");
}
else
{
try// runs through the code unless exception is thrown
{
CheckExisting();
if (found == false)
{
MessageBox.Show("Cannot find user is system, please check username or register account");
}
else
{
if (found == true)
{
CheckValid();
if (checkValid == true)
{
frmMenu mnu = new frmMenu();
this.Hide();
mnu.Show();
}
else
{
MessageBox.Show("Invalid password entered. Please Try Again");
}
}
}
}
catch (IOException ex)
{
MessageBox.Show(ex.Message + "\n" + ex.StackTrace);
}
catch (ArgumentOutOfRangeException ex)
{
MessageBox.Show(ex.Message + "\n" + ex.StackTrace);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message + "\n" + ex.StackTrace);
}
}
}
}
catch (Exception ex)
{
MessageBox.Show("Error Cannot Login: " + ex.Message); // Shows an error message
}
}
