package de.vanitasvitae.omemoqrgenerator; import com.jfoenix.controls.JFXButton; import com.jfoenix.controls.JFXPasswordField; import com.jfoenix.controls.JFXTextField; import javafx.fxml.FXML; public class LoginController { @FXML private JFXButton button_login; @FXML private JFXTextField text_username; @FXML private JFXPasswordField text_password; public void setLoginCallback(LoginCallback callback) { button_login.setOnAction(actionEvent -> { String username = text_username.getText(); String password = text_password.getText(); callback.login(username, password); }); } }