how to use login form user MDIParent form

hi i m ramesh sahu i m develop on window application project in C#.Net i have taken MDIParent Form and menu bar Login Option i m unable to do logout ones login is active and how to do log out in mdiparent form

i want to show username who login in mdiparent form either on title bar or toolstrip menu

please help me sir

this is my code

private void LogIn_Btn_Click(object sender, EventArgs e)

{

if ((txtUId.Text != "") && (txtpwd.Text != ""))

{

SqlConnection con = new SqlConnection("Data Source=DESKTOP-ERCK15V;Initial Catalog=AnySoftDB;Integrated Security=True; User Id=sa; Password=123");

SqlCommand cmd = new SqlCommand();

cmd.Connection = con;

cmd.CommandType = CommandType.StoredProcedure;

cmd.CommandText = "Login_Sp";

cmd.Parameters.AddWithValue("@UserId", this.txtUId.Text);

cmd.Parameters.AddWithValue("@Pwd", this.txtpwd.Text);

con.Open();

SqlDataReader dr = cmd.ExecuteReader();

while (dr.Read())

{

if (dr.HasRows == true)

{

MessageBox.Show("Login Successfully Done");

this.MdiParent.Text = "Anyosoft " + " Welcome " + txtUId.Text;

Form fm = Application.OpenForms["Login"];

this.Visible = false;

}

if (dr.HasRows == false)

{ MessageBox.Show("Access Denied, password username mismatched"); }

}

else { MessageBox.Show("Enter username and password"); }

}

2 Replies

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RAMESH SAHU9y ago
sorry sir i didn't get you
i have login option in my filemenu item until and unless i login logout button should be disappear and once i have login successfully then logout option should be visible on mdi parent form
so for this requirement what should i do please help me
i m going do develop stand alone application for Accounting System in c#.Net with Sql Server
Amit Gupta9y ago
Hey Ramesh You can simply logout the user by closing all the mdi form and return it to login window. To keep the track of currently loggedin user, you can create a static variable of string type and store/remove the username.