private void login_Click(object sender, EventArgs e) { if (password.Text == confirmpassword.Text) { connection.Open(); SqlCommand readNIC = new SqlCommand( "select * from AdminDetails where Name='" + txtadmin.Text + "';", connection ); SqlDataReader read = readNIC.ExecuteReader(); if (read.Read()) { connection.Close(); connection.Open(); SqlCommand readNIC2 = new SqlCommand( "select * from AdminPassword where AdminName='" + txtadmin.Text + "';", connection ); SqlDataReader read2 = readNIC2.ExecuteReader(); if (read2.Read()) { connection.Close(); MessageBox.Show("Already You have an Admin account..."); txtadmin.Text = ""; password.Text = ""; confirmpassword.Text = ""; } else { connection.Close(); connection.Open(); SqlCommand insert = new SqlCommand( "insert into AdminPassword values('" + txtadmin.Text + "','" + password.Text + "');", connection ); insert.ExecuteNonQuery(); connection.Close(); AdminLogedForm adminlog = new AdminLogedForm(); adminlog.Visible = true; this.Hide(); } } else { connection.Close(); MessageBox.Show("There is no any Admin Name insert by admin......."); txtadmin.Text = ""; password.Text = ""; confirmpassword.Text = ""; } } else { MessageBox.Show("confirm password != password"); } }
private void btnlogin_Click(object sender, EventArgs e) { connection.Open(); SqlCommand ck = new SqlCommand( "select * from AdminDetails where Name='" + txtadminname.Text + "'", connection ); SqlDataReader ckread = ck.ExecuteReader(); if (ckread.Read()) { connection.Close(); connection.Open(); SqlCommand check = new SqlCommand( "select * from AdminPassword where AdminName='" + txtadminname.Text + "' and Password='******';", connection ); SqlDataReader readcheck = check.ExecuteReader(); if (readcheck.Read()) { connection.Close(); AdminLogedForm adminlog = new AdminLogedForm(); adminlog.Visible = true; this.Close(); } else { connection.Close(); MessageBox.Show("Check your Admin and Password..."); txtadminname.Text = ""; txtpassword.Text = ""; } } else { connection.Close(); MessageBox.Show("You haven't permission to access to the system..."); } }