public void InitView() { EditText emailEditText = FindViewById <EditText>(Resource.Id.mainActivityEmailET); EditText passwordEditText = FindViewById <EditText>(Resource.Id.mainActivityPasswordET); Button loginButton = FindViewById <Button>(Resource.Id.mainActivityLoginButton); loginButton.Click += (sender, e) => { string userEmail = emailEditText.Text; string userPassword = passwordEditText.Text; if (ValidateInputs(userEmail) && ValidateInputs(userPassword)) { if (userViewModel.CheckUserInDataBase(userEmail, userPassword)) { OpenListActivity(); } else { ShowUserLoginErrorDialog(); } } else { ShowInvalidInputDialog(); } }; }