Winform login form login imitation asp.net authentication is successful and then enter the main interface

1. log on to the main interface after successful verification. Otherwise, exit the application.
Assume that the login form frmLogin. cs and the Main interface frmMain. cs are implemented in the Main entry of the program as follows:
FrmLogin login = new frmLogin ();
Login. ShowDialog ();
If (frmLogin. blCanLogin = true)
{
Application. Run (new frmMain ());
}

Therefore, add a static variable to the frmLogin form.
Public static bool blCanLogin = false; // whether the record can pass the test

In the logon event:
If (logon successful)
{
BlCanLogin = true;
This. Close ();
}
Else
{
.. // To do
}