private bool addSwitch() { foreach (SwitchInfo sw in MainForm.switches) { if (sw.Name.ToLower().Equals(txtName.Text.ToLower().Trim())) { MessageBox.Show("That switch name is already in use, please try something else.", "Warning!", MessageBoxButtons.OK, MessageBoxIcon.Warning); return(false); } if (sw.Address.ToLower().Equals(txtAddress.Text.ToLower().Trim())) { MessageBox.Show("That switch address is already in use, please try something else.", "Warning!", MessageBoxButtons.OK, MessageBoxIcon.Warning); return(false); } } SwitchInfo swtch = new SwitchInfo(txtName.Text, txtAddress.Text, txtUserName.Text, Functions.EncryptPassword(txtPassword.Text)); MainForm.switches.Add(swtch); return(true); }