src/main/java/com/bib/essensbestellungsverwaltung/LoginController.java

@@ -26,12 +26,8 @@ public class LoginController {
         String email = tfEmail.getText();
         String password = pfPassword.getText();
         if(benutzerMap.containsKey(email) && benutzerMap.containsValue(password)){
-            FXMLLoader fxmlLoader = new FXMLLoader(StartViewApplication.class.getResource("menue-view.fxml"));
-            Scene scene = new Scene(fxmlLoader.load(), 950,480);
-            Stage stage = new Stage();
-            stage.setTitle("Essen Bestellung im Kindergarten");
-            stage.setScene(scene);
-            stage.show();
+            // if user is worker: StartViewApplication.changeScene("workerMenu-view.fxml");
+            StartViewApplication.changeScene("parentMenu-view.fxml");
         }else {
             Alert alert = new Alert(Alert.AlertType.ERROR,"Email oder Passwort ist falsch");
             alert.showAndWait();
@@ -42,12 +38,6 @@ public class LoginController {
     }
     @FXML
     protected void changeToSignUp() throws IOException {
-        FXMLLoader fxmlLoader = new FXMLLoader(StartViewApplication.class.getResource("signUp-view.fxml"));
-        Scene scene = new Scene(fxmlLoader.load(), 950,480);
-        Stage stage = new Stage();
-        stage.setTitle("Essen Bestellung im Kindergarten");
-        stage.setScene(scene);
-        stage.show();
-
+        StartViewApplication.changeScene("signUp-view.fxml");
     }
 }

src/main/java/com/bib/essensbestellungsverwaltung/ParentMenuController.java

@@ -55,8 +55,7 @@ public class ParentMenuController {
 
     @FXML
     public void onAusloggenClick(MouseEvent mouseEvent) throws IOException {
-        Parent p = FXMLLoader.load(StartViewApplication.class.getResource("workerMenu-view.fxml"));
-        StartViewApplication.primary.getScene().setRoot(p);
+        StartViewApplication.changeScene("workerMenu-view.fxml");
     }
 
     private void changePage(String page) {

src/main/java/com/bib/essensbestellungsverwaltung/SingUpController.java

@@ -0,0 +1,11 @@
+package com.bib.essensbestellungsverwaltung;
+
+import javafx.event.ActionEvent;
+
+public class SingUpController {
+    public void onKontoErstellenBtClick(ActionEvent actionEvent) {
+    }
+
+    public void onAnmeldenBtClick(ActionEvent actionEvent) {
+    }
+}

src/main/java/com/bib/essensbestellungsverwaltung/StartViewApplication.java

@@ -7,6 +7,7 @@ package com.bib.essensbestellungsverwaltung;
 
 import javafx.application.Application;
 import javafx.fxml.FXMLLoader;
+import javafx.scene.Parent;
 import javafx.scene.Scene;
 import javafx.stage.Stage;
 
@@ -14,6 +15,7 @@ import java.io.IOException;
 
 public class StartViewApplication extends Application {
     public static Stage primary;
+
     @Override
     public void start(Stage stage) throws IOException {
         FXMLLoader fxmlLoader = new FXMLLoader(StartViewApplication.class.getResource("login-view.fxml"));
@@ -34,4 +36,9 @@ public class StartViewApplication extends Application {
         //Database.deleteSample();
         launch();
     }
+
+    public static void changeScene(String scene) throws IOException {
+        Parent p = FXMLLoader.load(StartViewApplication.class.getResource(scene));
+        primary.getScene().setRoot(p);
+    }
 }

src/main/java/com/bib/essensbestellungsverwaltung/WorkerMenuController.java

@@ -40,6 +40,7 @@ public class WorkerMenuController {
 
     @FXML
     public void onWochenplanClick(MouseEvent mouseEvent) {
+        changePage("createFoodplan-view.fxml");
         setButtonActive(wochenplanButton);
     }
 
@@ -59,6 +60,7 @@ public class WorkerMenuController {
 
     @FXML
     public void onMahlzeitClick(MouseEvent mouseEvent) {
+        changePage("createFood-view.fxml");
         setButtonActive(mahlzeitButton);
     }
 
@@ -69,8 +71,7 @@ public class WorkerMenuController {
 
     @FXML
     public void onAusloggenClick(MouseEvent mouseEvent) throws IOException {
-        Parent p = FXMLLoader.load(StartViewApplication.class.getResource("parentMenu-view.fxml"));
-        StartViewApplication.primary.getScene().setRoot(p);
+        StartViewApplication.changeScene("parentMenu-view.fxml");
     }
 
     private void changePage(String page) {