removed some useless functions

javaFXTest/app/src/main/java/ch/app/contactMenuController.java

@@ -142,15 +142,6 @@ public class contactMenuController {
         App.setRoot("contactShow");
     }
 
-    @FXML
-    void closeAppWSave(ActionEvent event) {
-
-    }
-
-    @FXML
-    void closeAppWoSave(ActionEvent event) {
-        System.exit(0);
-    }
 
     @FXML
     void selectMenuType(ActionEvent event) {
@@ -285,10 +276,6 @@ public class contactMenuController {
         }
     }
 
-    void changeValue(){
-        System.out.println("   ComboBox.getValue(): " + searchTypeCbx.getValue());
-    }
-
     public static void showPopup(){
         Alert alert = new Alert(Alert.AlertType.CONFIRMATION);
         alert.setTitle(popupTitle);
@@ -300,7 +287,7 @@ public class contactMenuController {
         alert.getButtonTypes().setAll(btnOk);
 
         // This allows you to get the response back from the user
-        Optional<ButtonType> result = alert.showAndWait();
+        alert.showAndWait();
     }
 
     private void addAllContactsToListView(){

javaFXTest/app/src/main/java/ch/app/contactShowController.java

@@ -99,11 +99,6 @@ public class contactShowController {
 
     private Classes chosenClass = Classes.NONE;
 
-    @FXML
-    void addContact(ActionEvent event) {
-        System.out.println("Clicked add");
-    }
-
     void getContact(){
         //System.out.println("Index Contact:"+contactMenuController.selectedIndexCont);
             if(contactMenuController.selectedIndexCont >= 0 && contactMenuController.selectedIndexCont < Contact.contact_lst_count){
@@ -204,8 +199,7 @@ public class contactShowController {
     }
     @FXML
     void cancelAction(ActionEvent event)throws IOException {
-        //App.setRoot("myApp");
-        App.changeScene("myApp.fxml");
+        App.setRoot("myApp");
     }
 
     @FXML