Einige änderungen am aussehen und Funktionen

bin/resources/styles.css

@@ -0,0 +1,22 @@
+.root {
+    -fx-font-family: 'Arial';
+}
+
+.button {
+    -fx-background-color: #000000;
+    -fx-text-fill: #FFFFFF;
+    -fx-font-size: 14px;
+    -fx-font-weight: bold;
+    -fx-pref-height: 40px;
+    -fx-pref-width: 200px;
+}
+
+.label {
+    -fx-font-size: 14px;
+    -fx-font-weight: bold;
+}
+
+.text-field, .date-picker, .combo-box {
+    -fx-pref-height: 30px;
+    -fx-pref-width: 250px;
+}

flights.xml

@@ -185,6 +185,102 @@
      </void>
     </object>
    </void>
+   <void method="add">
+    <object class="models.Flight">
+     <void property="TToF">
+      <double>123.0</double>
+     </void>
+     <void property="abflugort">
+      <string>asd</string>
+     </void>
+     <void property="abflugzeit">
+      <string>dsa</string>
+     </void>
+     <void property="ankunftszeit">
+      <string>asda</string>
+     </void>
+     <void property="anzahlLandungen">
+      <int>12</int>
+     </void>
+     <void property="kommentar">
+      <string>123</string>
+     </void>
+     <void property="muster">
+      <string>asda</string>
+     </void>
+     <void property="pilot">
+      <object class="models.Pilot" id="Pilot3">
+       <void property="adresse">
+        <string>asdasdasd</string>
+       </void>
+       <void property="kontaktinformationen">
+        <string>asdasd</string>
+       </void>
+       <void property="lizenzen">
+        <void method="add">
+         <string>124312</string>
+        </void>
+       </void>
+       <void property="name">
+        <string>asdasd</string>
+       </void>
+       <void property="zertifikate">
+        <void method="add">
+         <string>asd</string>
+        </void>
+       </void>
+      </object>
+     </void>
+    </object>
+   </void>
+   <void method="add">
+    <object class="models.Flight">
+     <void property="TToF">
+      <double>1.0</double>
+     </void>
+     <void property="abflugort">
+      <string>ea</string>
+     </void>
+     <void property="abflugzeit">
+      <string>11:00</string>
+     </void>
+     <void property="ankunftszeit">
+      <string>12:30</string>
+     </void>
+     <void property="anzahlLandungen">
+      <int>2</int>
+     </void>
+     <void property="kommentar">
+      <string>lol</string>
+     </void>
+     <void property="muster">
+      <string>test</string>
+     </void>
+     <void property="pilot">
+      <object class="models.Pilot" id="Pilot4">
+       <void property="adresse">
+        <string>asdasdasd</string>
+       </void>
+       <void property="kontaktinformationen">
+        <string>asdasd</string>
+       </void>
+       <void property="lizenzen">
+        <void method="add">
+         <string>124312</string>
+        </void>
+       </void>
+       <void property="name">
+        <string>asdasd</string>
+       </void>
+       <void property="zertifikate">
+        <void method="add">
+         <string>asd</string>
+        </void>
+       </void>
+      </object>
+     </void>
+    </object>
+   </void>
   </void>
  </object>
 </java>

pilots.xml

@@ -5,49 +5,14 @@
    <void method="add">
     <object class="models.Pilot">
      <void property="adresse">
-      <string>asd</string>
+      <string>sad</string>
      </void>
      <void property="kontaktinformationen">
-      <string>23</string>
-     </void>
-     <void property="name">
-      <string>asd</string>
-     </void>
-    </object>
-   </void>
-   <void method="add">
-    <object class="models.Pilot" id="Pilot0">
-     <void property="adresse">
-      <string>asd</string>
-     </void>
-     <void property="kontaktinformationen">
-      <string>asd</string>
-     </void>
-     <void property="lizenzen">
-      <void method="add">
-       <string>asd</string>
-      </void>
-      <void method="add">
-       <string>ss</string>
-      </void>
-      <void method="add">
-       <string>ddas</string>
-      </void>
+      <string>ads</string>
      </void>
      <void property="name">
       <string>sad</string>
      </void>
-     <void property="zertifikate">
-      <void method="add">
-       <string>asd</string>
-      </void>
-      <void method="add">
-       <string>asd</string>
-      </void>
-      <void method="add">
-       <string>eee</string>
-      </void>
-     </void>
     </object>
    </void>
   </void>

src/models/Flight.java

@@ -1,121 +1,184 @@
 package models;
 
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
 import java.io.Serializable;
 import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
+import javafx.beans.property.*;
 
 public class Flight implements Serializable {
     private static final long serialVersionUID = 1L;
 
-    private LocalDate datum;
-    private String muster;
-    private String abflugort;
-    private String abflugzeit;
-    private String ankunftszeit;
-    private double tToF; // Flugdauer in Stunden
-    private int anzahlLandungen;
-    private Pilot pilot;
-    private boolean isNachtflug;
-    private String kommentar;
+    private transient ObjectProperty<LocalDate> datum;
+    private String datumStr;
+    private StringProperty muster;
+    private StringProperty abflugort;
+    private StringProperty abflugzeit;
+    private StringProperty ankunftszeit;
+    private DoubleProperty tToF;
+    private IntegerProperty anzahlLandungen;
+    private ObjectProperty<Pilot> pilot;
+    private BooleanProperty nachtflug;
+    private StringProperty kommentar;
 
+    // Standardkonstruktor
     public Flight() {
+        this.datum = new SimpleObjectProperty<>();
+        this.muster = new SimpleStringProperty();
+        this.abflugort = new SimpleStringProperty();
+        this.abflugzeit = new SimpleStringProperty();
+        this.ankunftszeit = new SimpleStringProperty();
+        this.tToF = new SimpleDoubleProperty();
+        this.anzahlLandungen = new SimpleIntegerProperty();
+        this.pilot = new SimpleObjectProperty<>();
+        this.nachtflug = new SimpleBooleanProperty();
+        this.kommentar = new SimpleStringProperty();
     }
 
-    public Flight(LocalDate datum, String muster, String abflugort, String abflugzeit, String ankunftszeit, double tToF,
-            int anzahlLandungen, Pilot pilot, boolean isNachtflug, String kommentar) {
-        this.datum = datum;
-        this.muster = muster;
-        this.abflugort = abflugort;
-        this.abflugzeit = abflugzeit;
-        this.ankunftszeit = ankunftszeit;
-        this.tToF = tToF;
-        this.anzahlLandungen = anzahlLandungen;
-        this.pilot = pilot;
-        this.isNachtflug = isNachtflug;
-        this.kommentar = kommentar;
+    public Flight(LocalDate datum, String muster, String abflugort, String abflugzeit, String ankunftszeit, double tToF, int anzahlLandungen, Pilot pilot, boolean nachtflug, String kommentar) {
+        this.datum = new SimpleObjectProperty<>(datum);
+        this.datumStr = datum.format(DateTimeFormatter.ISO_LOCAL_DATE);
+        this.muster = new SimpleStringProperty(muster);
+        this.abflugort = new SimpleStringProperty(abflugort);
+        this.abflugzeit = new SimpleStringProperty(abflugzeit);
+        this.ankunftszeit = new SimpleStringProperty(ankunftszeit);
+        this.tToF = new SimpleDoubleProperty(tToF);
+        this.anzahlLandungen = new SimpleIntegerProperty(anzahlLandungen);
+        this.pilot = new SimpleObjectProperty<>(pilot);
+        this.nachtflug = new SimpleBooleanProperty(nachtflug);
+        this.kommentar = new SimpleStringProperty(kommentar);
     }
 
-    // Getter und Setter für alle Felder
     public LocalDate getDatum() {
-        return datum;
+        return datum.get();
     }
 
     public void setDatum(LocalDate datum) {
-        this.datum = datum;
+        this.datum.set(datum);
+        this.datumStr = datum.format(DateTimeFormatter.ISO_LOCAL_DATE);
+    }
+
+    public ObjectProperty<LocalDate> datumProperty() {
+        return datum;
     }
 
     public String getMuster() {
-        return muster;
+        return muster.get();
     }
 
     public void setMuster(String muster) {
-        this.muster = muster;
+        this.muster.set(muster);
+    }
+
+    public StringProperty musterProperty() {
+        return muster;
     }
 
     public String getAbflugort() {
-        return abflugort;
+        return abflugort.get();
     }
 
     public void setAbflugort(String abflugort) {
-        this.abflugort = abflugort;
+        this.abflugort.set(abflugort);
+    }
+
+    public StringProperty abflugortProperty() {
+        return abflugort;
     }
 
     public String getAbflugzeit() {
-        return abflugzeit;
+        return abflugzeit.get();
     }
 
     public void setAbflugzeit(String abflugzeit) {
-        this.abflugzeit = abflugzeit;
+        this.abflugzeit.set(abflugzeit);
+    }
+
+    public StringProperty abflugzeitProperty() {
+        return abflugzeit;
     }
 
     public String getAnkunftszeit() {
-        return ankunftszeit;
+        return ankunftszeit.get();
     }
 
     public void setAnkunftszeit(String ankunftszeit) {
-        this.ankunftszeit = ankunftszeit;
+        this.ankunftszeit.set(ankunftszeit);
+    }
+
+    public StringProperty ankunftszeitProperty() {
+        return ankunftszeit;
     }
 
     public double getTToF() {
-        return tToF;
+        return tToF.get();
     }
 
     public void setTToF(double tToF) {
-        this.tToF = tToF;
+        this.tToF.set(tToF);
+    }
+
+    public DoubleProperty tToFProperty() {
+        return tToF;
     }
 
     public int getAnzahlLandungen() {
-        return anzahlLandungen;
+        return anzahlLandungen.get();
     }
 
     public void setAnzahlLandungen(int anzahlLandungen) {
-        this.anzahlLandungen = anzahlLandungen;
+        this.anzahlLandungen.set(anzahlLandungen);
+    }
+
+    public IntegerProperty anzahlLandungenProperty() {
+        return anzahlLandungen;
     }
 
     public Pilot getPilot() {
-        return pilot;
+        return pilot.get();
     }
 
     public void setPilot(Pilot pilot) {
-        this.pilot = pilot;
+        this.pilot.set(pilot);
+    }
+
+    public ObjectProperty<Pilot> pilotProperty() {
+        return pilot;
     }
 
     public boolean isNachtflug() {
-        return isNachtflug;
+        return nachtflug.get();
     }
 
     public void setNachtflug(boolean nachtflug) {
-        isNachtflug = nachtflug;
+        this.nachtflug.set(nachtflug);
+    }
+
+    public BooleanProperty nachtflugProperty() {
+        return nachtflug;
     }
 
     public String getKommentar() {
-        return kommentar;
+        return kommentar.get();
     }
 
     public void setKommentar(String kommentar) {
-        this.kommentar = kommentar;
+        this.kommentar.set(kommentar);
+    }
+
+    public StringProperty kommentarProperty() {
+        return kommentar;
     }
 
     public String getPilotInformationen() {
-        return pilot != null ? pilot.getInformationen() : "Kein Pilot zugewiesen";
+        Pilot pilot = getPilot();
+        if (pilot != null) {
+            return "Name: " + pilot.getName() + ", Adresse: " + pilot.getAdresse() + ", Kontaktinformationen: " + pilot.getKontaktinformationen();
+        }
+        return "Keine Pilotinformationen verfügbar";
     }
+
+    
 }

src/models/Pilot.java

@@ -3,51 +3,69 @@ package models;
 import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.List;
+import javafx.beans.property.SimpleStringProperty;
+import javafx.beans.property.StringProperty;
 
 public class Pilot implements Serializable {
     private static final long serialVersionUID = 1L;
 
-    private String name;
-    private String adresse;
-    private String kontaktinformationen;
+    private StringProperty name;
+    private StringProperty adresse;
+    private StringProperty kontaktinformationen;
     private List<String> lizenzen;
     private List<String> zertifikate;
 
+    // Standardkonstruktor
     public Pilot() {
+        this.name = new SimpleStringProperty();
+        this.adresse = new SimpleStringProperty();
+        this.kontaktinformationen = new SimpleStringProperty();
         this.lizenzen = new ArrayList<>();
         this.zertifikate = new ArrayList<>();
     }
 
     public Pilot(String name, String adresse, String kontaktinformationen) {
-        this.name = name;
-        this.adresse = adresse;
-        this.kontaktinformationen = kontaktinformationen;
+        this.name = new SimpleStringProperty(name);
+        this.adresse = new SimpleStringProperty(adresse);
+        this.kontaktinformationen = new SimpleStringProperty(kontaktinformationen);
         this.lizenzen = new ArrayList<>();
         this.zertifikate = new ArrayList<>();
     }
 
     public String getName() {
-        return name;
+        return name.get();
     }
 
     public void setName(String name) {
-        this.name = name;
+        this.name.set(name);
+    }
+
+    public StringProperty nameProperty() {
+        return name;
     }
 
     public String getAdresse() {
-        return adresse;
+        return adresse.get();
     }
 
     public void setAdresse(String adresse) {
-        this.adresse = adresse;
+        this.adresse.set(adresse);
+    }
+
+    public StringProperty adresseProperty() {
+        return adresse;
     }
 
     public String getKontaktinformationen() {
-        return kontaktinformationen;
+        return kontaktinformationen.get();
     }
 
     public void setKontaktinformationen(String kontaktinformationen) {
-        this.kontaktinformationen = kontaktinformationen;
+        this.kontaktinformationen.set(kontaktinformationen);
+    }
+
+    public StringProperty kontaktinformationenProperty() {
+        return kontaktinformationen;
     }
 
     public List<String> getLizenzen() {
@@ -58,6 +76,10 @@ public class Pilot implements Serializable {
         this.lizenzen = lizenzen;
     }
 
+    public void addLizenz(String lizenz) {
+        this.lizenzen.add(lizenz);
+    }
+
     public List<String> getZertifikate() {
         return zertifikate;
     }
@@ -66,20 +88,12 @@ public class Pilot implements Serializable {
         this.zertifikate = zertifikate;
     }
 
-    public void addLizenz(String lizenz) {
-        this.lizenzen.add(lizenz);
-    }
-
     public void addZertifikat(String zertifikat) {
         this.zertifikate.add(zertifikat);
     }
 
-    public String getInformationen() {
-        return "Name: " + name + ", Adresse: " + adresse + ", Kontaktinformationen: " + kontaktinformationen;
-    }
-
     @Override
     public String toString() {
-        return name;
+        return getName();
     }
 }

src/resources/styles.css

@@ -0,0 +1,22 @@
+.root {
+    -fx-font-family: 'Arial';
+}
+
+.button {
+    -fx-background-color: #000000;
+    -fx-text-fill: #FFFFFF;
+    -fx-font-size: 14px;
+    -fx-font-weight: bold;
+    -fx-pref-height: 40px;
+    -fx-pref-width: 200px;
+}
+
+.label {
+    -fx-font-size: 14px;
+    -fx-font-weight: bold;
+}
+
+.text-field, .date-picker, .combo-box {
+    -fx-pref-height: 30px;
+    -fx-pref-width: 250px;
+}

src/utils/XMLHelper.java

@@ -2,28 +2,24 @@ package utils;
 
 import java.beans.XMLDecoder;
 import java.beans.XMLEncoder;
-import java.io.BufferedInputStream;
-import java.io.BufferedOutputStream;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.IOException;
+import java.io.*;
 
 public class XMLHelper {
 
-    public static void saveToXML(Object data, String filename) {
-        try (XMLEncoder encoder = new XMLEncoder(new BufferedOutputStream(new FileOutputStream(filename)))) {
-            encoder.writeObject(data);
+    public static void saveToXML(Object obj, String filePath) {
+        try (XMLEncoder encoder = new XMLEncoder(new BufferedOutputStream(new FileOutputStream(filePath)))) {
+            encoder.writeObject(obj);
             encoder.flush();
         } catch (IOException e) {
             e.printStackTrace();
         }
     }
 
-    public static Object loadFromXML(String filename) {
-        try (XMLDecoder decoder = new XMLDecoder(new BufferedInputStream(new FileInputStream(filename)))) {
+    public static Object loadFromXML(String filePath) {
+        try (XMLDecoder decoder = new XMLDecoder(new BufferedInputStream(new FileInputStream(filePath)))) {
             return decoder.readObject();
-        } catch (IOException e) {
-            e.printStackTrace();
+        } catch (FileNotFoundException e) {
+            System.out.println("File not found: " + filePath);
             return null;
         }
     }

src/views/AddFlightScreen.java

@@ -70,12 +70,12 @@ public class AddFlightScreen {
         pilotComboBox.setPromptText("Pilot auswählen");
 
         Button submitBtn = new Button("Hinzufügen");
-        submitBtn.setStyle("-fx-background-color: #431EB9; -fx-text-fill: #FFFFFF;");
-        submitBtn.setOnAction(
-                e -> handleAddFlight(datumField, musterField, abflugortField, abflugzeitField, ankunftszeitField,
-                        tToFField, anzahlLandungenField, nachtflugBox.isSelected(), kommentarField, pilotComboBox));
+        submitBtn.setStyle("-fx-background-color: #000000; -fx-text-fill: #FFFFFF; -fx-font-weight: bold;");
+        submitBtn.setOnAction(e -> handleAddFlight(datumField, musterField, abflugortField, abflugzeitField, ankunftszeitField,
+                tToFField, anzahlLandungenField, nachtflugBox.isSelected(), kommentarField, pilotComboBox));
 
         Button backButton = new Button("Zurück");
+        backButton.setStyle("-fx-background-color: #000000; -fx-text-fill: #FFFFFF; -fx-font-weight: bold;");
         backButton.setOnAction(e -> new HomeScreen(stage).display());
 
         VBox vbox = new VBox(10, label, datumField, musterField, abflugortField, abflugzeitField, ankunftszeitField,
@@ -90,18 +90,24 @@ public class AddFlightScreen {
         BorderPane.setAlignment(backButton, Pos.TOP_LEFT);
         BorderPane.setMargin(backButton, new Insets(10));
 
-        Scene scene = new Scene(borderPane, 600, 700);
+        if (pilots.isEmpty()) {
+            Button addPilotBtn = new Button("Pilot hinzufügen");
+            addPilotBtn.setStyle("-fx-background-color: #000000; -fx-text-fill: #FFFFFF; -fx-font-weight: bold;");
+            addPilotBtn.setOnAction(e -> new ManagePilotProfileScreen(stage).display());
+            vbox.getChildren().add(addPilotBtn);
+        }
+
+        Scene scene = new Scene(borderPane, 800, 700);
+        scene.getStylesheets().add(getClass().getResource("/resources/styles.css").toExternalForm());
 
         stage.setScene(scene);
         stage.show();
     }
 
-    private void handleAddFlight(DatePicker datumField, TextField musterField, TextField abflugortField,
-            TextField abflugzeitField,
-            TextField ankunftszeitField, TextField tToFField, TextField anzahlLandungenField, boolean isNachtflug,
-            TextField kommentarField, ComboBox<Pilot> pilotComboBox) {
-        clearFieldStyles(datumField, musterField, abflugortField, abflugzeitField, ankunftszeitField, tToFField,
-                anzahlLandungenField, pilotComboBox);
+    private void handleAddFlight(DatePicker datumField, TextField musterField, TextField abflugortField, TextField abflugzeitField,
+                                 TextField ankunftszeitField, TextField tToFField, TextField anzahlLandungenField, boolean isNachtflug,
+                                 TextField kommentarField, ComboBox<Pilot> pilotComboBox) {
+        clearFieldStyles(datumField, musterField, abflugortField, abflugzeitField, ankunftszeitField, tToFField, anzahlLandungenField, pilotComboBox);
 
         try {
             if (datumField.getValue() == null) {
@@ -153,8 +159,7 @@ public class AddFlightScreen {
 
             new HomeScreen(stage).display();
         } catch (NumberFormatException e) {
-            showAlert("Ungültige Eingabe",
-                    "Bitte stellen Sie sicher, dass die Flugdauer und die Anzahl der Landungen numerisch sind.");
+            showAlert("Ungültige Eingabe", "Bitte stellen Sie sicher, dass die Flugdauer und die Anzahl der Landungen numerisch sind.");
         } catch (IllegalArgumentException e) {
             showAlert("Fehlende Eingabe", e.getMessage());
         } catch (Exception e) {

src/views/DeletePilotScreen.java

@@ -0,0 +1,77 @@
+package views;
+
+import javafx.geometry.Insets;
+import javafx.geometry.Pos;
+import javafx.scene.Scene;
+import javafx.scene.control.Alert;
+import javafx.scene.control.Button;
+import javafx.scene.control.ComboBox;
+import javafx.scene.control.Label;
+import javafx.scene.layout.BorderPane;
+import javafx.scene.layout.VBox;
+import javafx.stage.Stage;
+import models.Pilot;
+import models.Pilots;
+import utils.XMLHelper;
+
+import java.util.List;
+
+public class DeletePilotScreen {
+    private Stage stage;
+
+    public DeletePilotScreen(Stage stage) {
+        this.stage = stage;
+    }
+
+    public void display() {
+        Label label = new Label("Piloten löschen");
+        label.setStyle("-fx-font-size: 18px; -fx-font-weight: bold;");
+
+        Pilots pilotsData = (Pilots) XMLHelper.loadFromXML("pilots.xml");
+        List<Pilot> pilotList = pilotsData != null ? pilotsData.getPilots() : new java.util.ArrayList<>();
+        ComboBox<Pilot> pilotComboBox = new ComboBox<>(javafx.collections.FXCollections.observableArrayList(pilotList));
+        pilotComboBox.setPromptText("Pilot auswählen");
+
+        Button deleteBtn = new Button("Löschen");
+        deleteBtn.setStyle("-fx-background-color: #000000; -fx-text-fill: #FFFFFF; -fx-font-weight: bold;");
+        deleteBtn.setOnAction(e -> {
+            Pilot selectedPilot = pilotComboBox.getValue();
+            if (selectedPilot != null) {
+                pilotList.remove(selectedPilot);
+                XMLHelper.saveToXML(new Pilots(pilotList), "pilots.xml");
+                new HomeScreen(stage).display();
+            } else {
+                showAlert("Fehler", "Bitte wählen Sie einen Piloten aus.");
+            }
+        });
+
+        Button backButton = new Button("Zurück");
+        backButton.setStyle("-fx-background-color: #000000; -fx-text-fill: #FFFFFF; -fx-font-weight: bold;");
+        backButton.setOnAction(e -> new HomeScreen(stage).display());
+
+        VBox vbox = new VBox(10, label, pilotComboBox, deleteBtn);
+        vbox.setAlignment(Pos.CENTER);
+        vbox.setPadding(new Insets(20));
+        vbox.setStyle("-fx-background-color: #E6F2FF;");
+
+        BorderPane borderPane = new BorderPane();
+        borderPane.setTop(backButton);
+        borderPane.setCenter(vbox);
+        BorderPane.setAlignment(backButton, Pos.TOP_LEFT);
+        BorderPane.setMargin(backButton, new Insets(10));
+
+        Scene scene = new Scene(borderPane, 800, 600);
+        scene.getStylesheets().add(getClass().getResource("/resources/styles.css").toExternalForm());
+
+        stage.setScene(scene);
+        stage.show();
+    }
+
+    private void showAlert(String title, String message) {
+        Alert alert = new Alert(Alert.AlertType.ERROR);
+        alert.setTitle(title);
+        alert.setHeaderText(null);
+        alert.setContentText(message);
+        alert.showAndWait();
+    }
+}

src/views/EditFlightScreen.java

@@ -0,0 +1,178 @@
+package views;
+
+import javafx.geometry.Insets;
+import javafx.geometry.Pos;
+import javafx.scene.Scene;
+import javafx.scene.control.*;
+import javafx.scene.layout.BorderPane;
+import javafx.scene.layout.VBox;
+import javafx.stage.Stage;
+import models.Flight;
+import models.Flights;
+import utils.XMLHelper;
+
+import java.time.LocalDate;
+import java.util.List;
+
+public class EditFlightScreen {
+    private Stage stage;
+    private Flight flight;
+
+    public EditFlightScreen(Stage stage, Flight flight) {
+        this.stage = stage;
+        this.flight = flight;
+    }
+
+    public void display() {
+        Label label = new Label("Flugdaten bearbeiten:");
+        label.setStyle("-fx-font-size: 18px; -fx-font-weight: bold;");
+        DatePicker datumField = new DatePicker(flight.getDatum());
+        TextField musterField = new TextField(flight.getMuster());
+        TextField abflugortField = new TextField(flight.getAbflugort());
+        TextField abflugzeitField = new TextField(flight.getAbflugzeit());
+        TextField ankunftszeitField = new TextField(flight.getAnkunftszeit());
+        TextField tToFField = new TextField(String.valueOf(flight.getTToF()));
+        TextField anzahlLandungenField = new TextField(String.valueOf(flight.getAnzahlLandungen()));
+        CheckBox nachtflugBox = new CheckBox("Nachtflug");
+        nachtflugBox.setSelected(flight.isNachtflug());
+        TextField kommentarField = new TextField(flight.getKommentar());
+
+        datumField.setPromptText("YYYY-MM-DD");
+        musterField.setPromptText("Muster");
+        abflugortField.setPromptText("Abflugort");
+        abflugzeitField.setPromptText("HH:MM");
+        ankunftszeitField.setPromptText("HH:MM");
+        tToFField.setPromptText("Flugdauer (Stunden)");
+        anzahlLandungenField.setPromptText("Anzahl der Landungen");
+        kommentarField.setPromptText("Kommentar");
+
+        // Nur numerische Eingaben für Flugdauer und Anzahl der Landungen zulassen
+        tToFField.textProperty().addListener((observable, oldValue, newValue) -> {
+            if (!newValue.matches("\\d*\\.?\\d*")) {
+                tToFField.setText(oldValue);
+            }
+        });
+
+        anzahlLandungenField.textProperty().addListener((observable, oldValue, newValue) -> {
+            if (!newValue.matches("\\d*")) {
+                anzahlLandungenField.setText(oldValue);
+            }
+        });
+
+        Button saveBtn = new Button("Speichern");
+        saveBtn.setStyle("-fx-background-color: #000000; -fx-text-fill: #FFFFFF; -fx-font-weight: bold;");
+        saveBtn.setOnAction(e -> handleSaveFlight(datumField, musterField, abflugortField, abflugzeitField, ankunftszeitField,
+                tToFField, anzahlLandungenField, nachtflugBox.isSelected(), kommentarField));
+
+        Button backButton = new Button("Zurück");
+        backButton.setStyle("-fx-background-color: #000000; -fx-text-fill: #FFFFFF; -fx-font-weight: bold;");
+        backButton.setOnAction(e -> new ViewLogbookScreen(stage).display());
+
+        VBox vbox = new VBox(10, label, datumField, musterField, abflugortField, abflugzeitField, ankunftszeitField,
+                tToFField, anzahlLandungenField, nachtflugBox, kommentarField, saveBtn);
+        vbox.setAlignment(Pos.CENTER);
+        vbox.setPadding(new Insets(20));
+        vbox.setStyle("-fx-background-color: #E6F2FF;");
+
+        BorderPane borderPane = new BorderPane();
+        borderPane.setTop(backButton);
+        borderPane.setCenter(vbox);
+        BorderPane.setAlignment(backButton, Pos.TOP_LEFT);
+        BorderPane.setMargin(backButton, new Insets(10));
+
+        Scene scene = new Scene(borderPane, 800, 700);
+        scene.getStylesheets().add(getClass().getResource("/resources/styles.css").toExternalForm());
+
+        stage.setScene(scene);
+        stage.show();
+    }
+
+    private void handleSaveFlight(DatePicker datumField, TextField musterField, TextField abflugortField, TextField abflugzeitField,
+                                  TextField ankunftszeitField, TextField tToFField, TextField anzahlLandungenField, boolean isNachtflug,
+                                  TextField kommentarField) {
+        clearFieldStyles(datumField, musterField, abflugortField, abflugzeitField, ankunftszeitField, tToFField, anzahlLandungenField);
+
+        try {
+            if (datumField.getValue() == null) {
+                setErrorStyle(datumField);
+                throw new IllegalArgumentException("Datum ist erforderlich.");
+            }
+            if (musterField.getText().isEmpty()) {
+                setErrorStyle(musterField);
+                throw new IllegalArgumentException("Muster ist erforderlich.");
+            }
+            if (abflugortField.getText().isEmpty()) {
+                setErrorStyle(abflugortField);
+                throw new IllegalArgumentException("Abflugort ist erforderlich.");
+            }
+            if (abflugzeitField.getText().isEmpty()) {
+                setErrorStyle(abflugzeitField);
+                throw new IllegalArgumentException("Abflugzeit ist erforderlich.");
+            }
+            if (ankunftszeitField.getText().isEmpty()) {
+                setErrorStyle(ankunftszeitField);
+                throw new IllegalArgumentException("Ankunftszeit ist erforderlich.");
+            }
+            if (tToFField.getText().isEmpty()) {
+                setErrorStyle(tToFField);
+                throw new IllegalArgumentException("Flugdauer ist erforderlich.");
+            }
+            if (anzahlLandungenField.getText().isEmpty()) {
+                setErrorStyle(anzahlLandungenField);
+                throw new IllegalArgumentException("Anzahl der Landungen ist erforderlich.");
+            }
+
+            double flightDuration = Double.parseDouble(tToFField.getText());
+            int landings = Integer.parseInt(anzahlLandungenField.getText());
+
+            flight.setDatum(datumField.getValue());
+            flight.setMuster(musterField.getText());
+            flight.setAbflugort(abflugortField.getText());
+            flight.setAbflugzeit(abflugzeitField.getText());
+            flight.setAnkunftszeit(ankunftszeitField.getText());
+            flight.setTToF(flightDuration);
+            flight.setAnzahlLandungen(landings);
+            flight.setNachtflug(isNachtflug);
+            flight.setKommentar(kommentarField.getText());
+
+            Flights flights = (Flights) XMLHelper.loadFromXML("flights.xml");
+            if (flights != null) {
+                List<Flight> flightEntries = flights.getFlights();
+                for (int i = 0; i < flightEntries.size(); i++) {
+                    if (flightEntries.get(i).equals(flight)) {
+                        flightEntries.set(i, flight);
+                        break;
+                    }
+                }
+                XMLHelper.saveToXML(flights, "flights.xml");
+            }
+
+            new ViewLogbookScreen(stage).display();
+        } catch (NumberFormatException e) {
+            showAlert("Ungültige Eingabe", "Bitte stellen Sie sicher, dass die Flugdauer und die Anzahl der Landungen numerisch sind.");
+        } catch (IllegalArgumentException e) {
+            showAlert("Fehlende Eingabe", e.getMessage());
+        } catch (Exception e) {
+            showAlert("Fehler", "Es ist ein Fehler beim Speichern des Flugs aufgetreten.");
+            e.printStackTrace();
+        }
+    }
+
+    private void setErrorStyle(Control field) {
+        field.setStyle("-fx-border-color: red;");
+    }
+
+    private void clearFieldStyles(Control... fields) {
+        for (Control field : fields) {
+            field.setStyle(null);
+        }
+    }
+
+    private void showAlert(String title, String message) {
+        Alert alert = new Alert(Alert.AlertType.ERROR);
+        alert.setTitle(title);
+        alert.setHeaderText(null);
+        alert.setContentText(message);
+        alert.showAndWait();
+    }
+}

src/views/HelpScreen.java

@@ -35,6 +35,7 @@ public class HelpScreen {
         vbox.setStyle("-fx-background-color: #FFFFFF;");
 
         Scene scene = new Scene(vbox, 400, 300);
+        scene.getStylesheets().add(getClass().getResource("/resources/styles.css").toExternalForm());
 
         stage.setScene(scene);
         stage.show();

src/views/HomeScreen.java

@@ -5,9 +5,14 @@ import javafx.geometry.Pos;
 import javafx.scene.Scene;
 import javafx.scene.control.Alert;
 import javafx.scene.control.Button;
+import javafx.scene.control.Label;
+import javafx.scene.control.Tooltip;
 import javafx.scene.image.Image;
 import javafx.scene.image.ImageView;
+import javafx.scene.layout.BorderPane;
+import javafx.scene.layout.GridPane;
 import javafx.scene.layout.VBox;
+import javafx.scene.shape.Circle;
 import javafx.stage.Stage;
 import models.Pilots;
 import utils.XMLHelper;
@@ -20,16 +25,22 @@ public class HomeScreen {
     }
 
     public void display() {
-        Button btn1 = createButton("Flug erfassen", "/resources/icons/add_flight_icon.png");
-        Button btn2 = createButton("Logbuch einsehen", "/resources/icons/view_logbook_icon.png");
-        Button btn3 = createButton("Pilotenprofil verwalten", "/resources/icons/manage_pilot_icon.png");
-        Button helpBtn = createButton("Hilfe", "/resources/icons/help_icon.png");
-        Button pilotsBtn = createButton("Alle Piloten anzeigen", "/resources/icons/view_pilot_icon.png");
-        Button editPilotsBtn = createButton("Pilot bearbeiten", "/resources/icons/edit_pilot_icon.png");
+        // Titel des Projekts
+        Label title = new Label("Fluglogbuch Pegasus");
+        title.setStyle("-fx-font-size: 32px; -fx-font-weight: bold; -fx-text-fill: #000000; -fx-font-family: 'Arial Black';");
+
+        Button btn1 = createButton("Flug erfassen", "/resources/icons/add_flight_icon.png", "Erfassen Sie einen neuen Flug");
+        Button btn2 = createButton("Logbuch einsehen", "/resources/icons/view_logbook_icon.png", "Sehen Sie das Fluglogbuch ein");
+        Button btn3 = createButton("Pilotenprofil verwalten", "/resources/icons/manage_pilot_icon.png", "Verwalten Sie das Profil eines Piloten");
+        Button btn4 = createButton("Piloten löschen", "/resources/icons/delete_pilot_icon.png", "Löschen Sie einen Piloten");
+        Button helpBtn = createHelpButton("/resources/icons/help_icon.png", "Hilfe anzeigen");
+        Button pilotsBtn = createButton("Alle Piloten anzeigen", "/resources/icons/view_pilot_icon.png", "Alle Piloten anzeigen");
+        Button editPilotsBtn = createButton("Pilot bearbeiten", "/resources/icons/edit_pilot_icon.png", "Bearbeiten Sie ein Pilotenprofil");
 
         btn1.setOnAction(e -> new AddFlightScreen(stage).display());
         btn2.setOnAction(e -> new ViewLogbookScreen(stage).display());
         btn3.setOnAction(e -> new ManagePilotProfileScreen(stage).display());
+        btn4.setOnAction(e -> new DeletePilotScreen(stage).display());
         helpBtn.setOnAction(e -> new HelpScreen(stage).display());
         pilotsBtn.setOnAction(e -> new PilotView(stage).displayAllPilots());
         editPilotsBtn.setOnAction(e -> {
@@ -41,33 +52,63 @@ public class HomeScreen {
             }
         });
 
-        VBox vbox = new VBox(20, btn1, btn2, btn3, helpBtn, pilotsBtn, editPilotsBtn);
-        vbox.setAlignment(Pos.CENTER);
-        vbox.setPadding(new Insets(30));
-        vbox.setStyle("-fx-background-color: #E6F2FF;");
+        GridPane gridPane = new GridPane();
+        gridPane.setPadding(new Insets(20));
+        gridPane.setHgap(20);
+        gridPane.setVgap(20);
+        gridPane.setAlignment(Pos.CENTER);
+        gridPane.add(btn1, 0, 0);
+        gridPane.add(btn2, 1, 0);
+        gridPane.add(btn3, 0, 1);
+        gridPane.add(pilotsBtn, 1, 1);
+        gridPane.add(editPilotsBtn, 0, 2);
+        gridPane.add(btn4, 1, 2);
 
-        Scene scene = new Scene(vbox, 600, 400);
+        VBox vbox = new VBox(20, title, gridPane);
+        vbox.setAlignment(Pos.CENTER);
+
+        BorderPane borderPane = new BorderPane();
+        borderPane.setCenter(vbox);
+        borderPane.setRight(helpBtn);
+        BorderPane.setAlignment(helpBtn, Pos.TOP_RIGHT);
+        BorderPane.setMargin(helpBtn, new Insets(10));
+
+        Scene scene = new Scene(borderPane, 800, 600);
+        scene.getStylesheets().add(getClass().getResource("/resources/styles.css").toExternalForm());
 
         stage.setScene(scene);
-        stage.setTitle("Fluglogbuch");
+        stage.setTitle("Fluglogbuch Pegasus");
         stage.show();
     }
 
-    private Button createButton(String text, String iconPath) {
+    private Button createButton(String text, String iconPath, String tooltipText) {
         Image icon = new Image(getClass().getResourceAsStream(iconPath));
-        if (icon.isError()) {
-            System.out.println("Fehler beim Laden des Icons: " + iconPath);
-        }
         ImageView iconView = new ImageView(icon);
         iconView.setFitHeight(20);
         iconView.setFitWidth(20);
 
         Button button = new Button(text, iconView);
-        button.setStyle("-fx-background-color: #431EB9; -fx-text-fill: #FFFFFF;");
+        button.setTooltip(new Tooltip(tooltipText));
+        button.setStyle("-fx-background-color: #000000; -fx-text-fill: #FFFFFF; -fx-font-weight: bold;");
         button.setPrefSize(250, 50);
         return button;
     }
 
+    private Button createHelpButton(String iconPath, String tooltipText) {
+        Image icon = new Image(getClass().getResourceAsStream(iconPath));
+        ImageView iconView = new ImageView(icon);
+        iconView.setFitHeight(30);
+        iconView.setFitWidth(30);
+
+        Button button = new Button("", iconView);
+        button.setTooltip(new Tooltip(tooltipText));
+        button.setStyle("-fx-background-color: #000000; -fx-text-fill: #FFFFFF; -fx-font-weight: bold;");
+        button.setShape(new Circle(25)); // Set button shape to circle
+        button.setMinSize(50, 50); // Set the min size to ensure it remains circular
+        button.setMaxSize(50, 50); // Set the max size to ensure it remains circular
+        return button;
+    }
+
     private void showAlert(String title, String message) {
         Alert alert = new Alert(Alert.AlertType.INFORMATION);
         alert.setTitle(title);

src/views/ManagePilotProfileScreen.java

@@ -5,7 +5,6 @@ import javafx.geometry.Pos;
 import javafx.scene.Scene;
 import javafx.scene.control.*;
 import javafx.scene.layout.BorderPane;
-import javafx.scene.layout.HBox;
 import javafx.scene.layout.VBox;
 import javafx.stage.Stage;
 import models.Pilot;
@@ -56,6 +55,8 @@ public class ManagePilotProfileScreen {
         BorderPane.setMargin(backButton, new Insets(10));
 
         Scene scene = new Scene(borderPane, 400, 300);
+        scene.getStylesheets().add(getClass().getResource("/resources/styles.css").toExternalForm());
+
 
         stage.setScene(scene);
         stage.show();
@@ -123,6 +124,7 @@ public class ManagePilotProfileScreen {
         BorderPane.setMargin(backButton, new Insets(10));
 
         Scene scene = new Scene(borderPane, 400, 600);
+        scene.getStylesheets().add(getClass().getResource("/resources/styles.css").toExternalForm());
 
         stage.setScene(scene);
         stage.show();

src/views/PilotView.java

@@ -76,6 +76,8 @@ public class PilotView {
         BorderPane.setMargin(backButton, new Insets(10));
 
         Scene scene = new Scene(borderPane, 400, 300);
+        scene.getStylesheets().add(getClass().getResource("/resources/styles.css").toExternalForm());
+
         stage.setScene(scene);
         stage.setTitle("Alle Piloten");
         stage.show();

src/views/ViewLogbookScreen.java

@@ -1,14 +1,12 @@
 package views;
 
+import javafx.beans.property.SimpleStringProperty;
 import javafx.collections.FXCollections;
 import javafx.collections.ObservableList;
 import javafx.geometry.Insets;
 import javafx.geometry.Pos;
 import javafx.scene.Scene;
-import javafx.scene.control.Button;
-import javafx.scene.control.TableColumn;
-import javafx.scene.control.TableView;
-import javafx.scene.control.cell.PropertyValueFactory;
+import javafx.scene.control.*;
 import javafx.scene.layout.BorderPane;
 import javafx.scene.layout.VBox;
 import javafx.stage.Stage;
@@ -16,6 +14,8 @@ import models.Flight;
 import models.Flights;
 import utils.XMLHelper;
 
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
 import java.util.List;
 
 public class ViewLogbookScreen {
@@ -26,68 +26,88 @@ public class ViewLogbookScreen {
     }
 
     public void display() {
-        Flights flightsData = (Flights) XMLHelper.loadFromXML("flights.xml");
-        List<Flight> flightList = flightsData != null ? flightsData.getFlights() : List.of();
+        Label label = new Label("Fluglogbuch Pegasus");
+        label.setStyle("-fx-font-size: 32px; -fx-font-weight: bold; -fx-text-fill: #431EB9; -fx-font-family: 'Arial Black';");
 
-        ObservableList<Flight> flights = FXCollections.observableArrayList(flightList);
+        TableView<Flight> table = new TableView<>();
+        table.setStyle("-fx-font-weight: bold;");
 
-        TableView<Flight> tableView = new TableView<>(flights);
+        TableColumn<Flight, String> datumCol = new TableColumn<>("Datum");
+        datumCol.setCellValueFactory(cellData -> {
+            LocalDate date = cellData.getValue().getDatum();
+            String formattedDate = date != null ? date.format(DateTimeFormatter.ISO_LOCAL_DATE) : "";
+            return new SimpleStringProperty(formattedDate);
+        });
 
-        TableColumn<Flight, String> dateColumn = new TableColumn<>("Datum");
-        dateColumn.setCellValueFactory(new PropertyValueFactory<>("datum"));
+        TableColumn<Flight, String> musterCol = new TableColumn<>("Muster");
+        musterCol.setCellValueFactory(cellData -> cellData.getValue().musterProperty());
 
-        TableColumn<Flight, String> modelColumn = new TableColumn<>("Muster");
-        modelColumn.setCellValueFactory(new PropertyValueFactory<>("muster"));
+        TableColumn<Flight, String> abflugortCol = new TableColumn<>("Abflugort");
+        abflugortCol.setCellValueFactory(cellData -> cellData.getValue().abflugortProperty());
 
-        TableColumn<Flight, String> departureColumn = new TableColumn<>("Abflugort");
-        departureColumn.setCellValueFactory(new PropertyValueFactory<>("abflugort"));
+        TableColumn<Flight, String> abflugzeitCol = new TableColumn<>("Abflugzeit");
+        abflugzeitCol.setCellValueFactory(cellData -> cellData.getValue().abflugzeitProperty());
 
-        TableColumn<Flight, String> departureTimeColumn = new TableColumn<>("Abflugzeit");
-        departureTimeColumn.setCellValueFactory(new PropertyValueFactory<>("abflugzeit"));
+        TableColumn<Flight, String> ankunftszeitCol = new TableColumn<>("Ankunftszeit");
+        ankunftszeitCol.setCellValueFactory(cellData -> cellData.getValue().ankunftszeitProperty());
 
-        TableColumn<Flight, String> arrivalTimeColumn = new TableColumn<>("Ankunftszeit");
-        arrivalTimeColumn.setCellValueFactory(new PropertyValueFactory<>("ankunftszeit"));
+        TableColumn<Flight, Double> tToFCol = new TableColumn<>("Flugdauer");
+        tToFCol.setCellValueFactory(cellData -> cellData.getValue().tToFProperty().asObject());
 
-        TableColumn<Flight, Double> durationColumn = new TableColumn<>("Flugdauer");
-        durationColumn.setCellValueFactory(new PropertyValueFactory<>("tToF"));
+        TableColumn<Flight, Integer> anzahlLandungenCol = new TableColumn<>("Landungen");
+        anzahlLandungenCol.setCellValueFactory(cellData -> cellData.getValue().anzahlLandungenProperty().asObject());
 
-        TableColumn<Flight, Integer> landingsColumn = new TableColumn<>("Anzahl der Landungen");
-        landingsColumn.setCellValueFactory(new PropertyValueFactory<>("anzahlLandungen"));
+        TableColumn<Flight, String> pilotCol = new TableColumn<>("Pilot");
+        pilotCol.setCellValueFactory(cellData -> cellData.getValue().pilotProperty().get().nameProperty());
 
-        TableColumn<Flight, Boolean> nightFlightColumn = new TableColumn<>("Nachtflug");
-        nightFlightColumn.setCellValueFactory(new PropertyValueFactory<>("isNachtflug"));
+        TableColumn<Flight, Boolean> nachtflugCol = new TableColumn<>("Nachtflug");
+        nachtflugCol.setCellValueFactory(cellData -> cellData.getValue().nachtflugProperty().asObject());
 
-        TableColumn<Flight, String> commentColumn = new TableColumn<>("Kommentar");
-        commentColumn.setCellValueFactory(new PropertyValueFactory<>("kommentar"));
+        TableColumn<Flight, String> kommentarCol = new TableColumn<>("Kommentar");
+        kommentarCol.setCellValueFactory(cellData -> cellData.getValue().kommentarProperty());
 
-        tableView.getColumns().add(dateColumn);
-        tableView.getColumns().add(modelColumn);
-        tableView.getColumns().add(departureColumn);
-        tableView.getColumns().add(departureTimeColumn);
-        tableView.getColumns().add(arrivalTimeColumn);
-        tableView.getColumns().add(durationColumn);
-        tableView.getColumns().add(landingsColumn);
-        tableView.getColumns().add(nightFlightColumn);
-        tableView.getColumns().add(commentColumn);
+        table.getColumns().addAll(datumCol, musterCol, abflugortCol, abflugzeitCol, ankunftszeitCol, tToFCol, anzahlLandungenCol, pilotCol, nachtflugCol, kommentarCol);
+
+        ObservableList<Flight> flightList = FXCollections.observableArrayList();
+        Flights flights = (Flights) XMLHelper.loadFromXML("flights.xml");
+        if (flights != null) {
+            List<Flight> flightEntries = flights.getFlights();
+            flightList.addAll(flightEntries);
+        }
+        table.setItems(flightList);
+
+        Button editBtn = new Button("Bearbeiten");
+        editBtn.setStyle("-fx-background-color: #000000; -fx-text-fill: #FFFFFF; -fx-font-weight: bold;");
+        editBtn.setOnAction(e -> {
+            Flight selectedFlight = table.getSelectionModel().getSelectedItem();
+            if (selectedFlight != null) {
+                new EditFlightScreen(stage, selectedFlight).display();
+            } else {
+                showAlert("Fehler", "Bitte wählen Sie einen Flug aus.");
+            }
+        });
 
         Button backButton = new Button("Zurück");
+        backButton.setStyle("-fx-background-color: #000000; -fx-text-fill: #FFFFFF; -fx-font-weight: bold;");
         backButton.setOnAction(e -> new HomeScreen(stage).display());
 
-        VBox vbox = new VBox(tableView);
+        VBox vbox = new VBox(20, label, table, editBtn, backButton);
         vbox.setAlignment(Pos.CENTER);
         vbox.setPadding(new Insets(20));
-        vbox.setStyle("-fx-background-color: #FFFFFF;");
+        vbox.setStyle("-fx-background-color: #E6F2FF;");
 
-        BorderPane borderPane = new BorderPane();
-        borderPane.setTop(backButton);
-        borderPane.setCenter(vbox);
-        BorderPane.setAlignment(backButton, Pos.TOP_LEFT);
-        BorderPane.setMargin(backButton, new Insets(10));
-
-        Scene scene = new Scene(borderPane, 800, 600);
+        Scene scene = new Scene(vbox, 800, 600);
+        scene.getStylesheets().add(getClass().getResource("/resources/styles.css").toExternalForm());
 
         stage.setScene(scene);
-        stage.setTitle("Fluglogbuch einsehen");
         stage.show();
     }
+
+    private void showAlert(String title, String message) {
+        Alert alert = new Alert(Alert.AlertType.ERROR);
+        alert.setTitle(title);
+        alert.setHeaderText(null);
+        alert.setContentText(message);
+        alert.showAndWait();
+    }
 }