DTSUD-46 added a method in MainFrame.java that implements the header. It has 2 parameters to setup the font size of header and subheader.

src/main/java/src/MainFrame.java

@@ -1,5 +1,7 @@
 package src;
 
+import org.junit.Test;
+
 import javax.swing.*;
 import java.awt.*;
 import java.awt.event.ActionEvent;
@@ -23,13 +25,25 @@ public class MainFrame extends JFrame {
         rootPanel.setBounds(0, 0, 500, 500);
         rootPanel.setBackground(Color.LIGHT_GRAY);
         rootPanel.setLayout(null);
+        this.setContentPane(rootPanel);
+
+        JPanel header = setupHeader(20, 10);
+        header.setBounds(125, 5, 250, 50);
+        rootPanel.add(header);
+
+//        JLabel h = new JLabel("", SwingConstants.CENTER);
+//        h.setText("Sudoku");
+//        h.setVisible(true);
+//        h.setBounds(250, 25, 200, 150);
+//        h.setBackground(Color.GREEN);
+//        h.setForeground(Color.BLACK);
+//        h.setFont(new Font("Times new Roman", Font.BOLD, 10));
+//        rootPanel.add(h);
 
         GameField gameField = new GameField(360);
         gameField.setBounds(70, 50, 360, 360);
         rootPanel.add(gameField);
 
-        this.setContentPane(rootPanel);
-
         JPanel numberPanel = new JPanel();
         numberPanel.setVisible(true);
         numberPanel.setBounds(100, 450, 300, 30);
@@ -89,47 +103,33 @@ public class MainFrame extends JFrame {
         rootPanel.add(correctButton);
     }
 
-    private JMenuBar setupMenuBar() {
+    private JPanel setupHeader(int headerSize, int subheaderSize) {
+
+        JPanel jPanel = new JPanel();
+        jPanel.setVisible(true);
+        jPanel.setBackground(new Color(0, 0, 0, 0));
+        jPanel.setLayout(new BoxLayout(jPanel, BoxLayout.Y_AXIS));
+
+        JLabel header = new JLabel();
+        header.setAlignmentX(Component.CENTER_ALIGNMENT);
+        header.setText("Sudoku");
+        header.setVisible(true);
+        header.setForeground(Color.BLACK);
+        header.setFont(new Font("Times New Roman", Font.BOLD, headerSize));
+        jPanel.add(header);
+
+        JLabel subheader = new JLabel();
+        subheader.setAlignmentX(Component.CENTER_ALIGNMENT);
+        subheader.setText("Represented by Team Deep Thought");
+        subheader.setVisible(true);
+        subheader.setForeground(Color.BLACK);
+        subheader.setFont(new Font("Times New Roman", Font.ITALIC, subheaderSize));
+        jPanel.add(subheader);
+
+        return jPanel;
+    }
 
-//        JMenuBar jMenuBar = new JMenuBar();
-//
-//        JMenu sudoku = new JMenu("Sudoku");
-//
-//        JMenuItem newGame = new JMenuItem("Neues Spiel");
-//
-//        JMenuItem easy = new JMenuItem("Einfaches Spiel");
-//        JMenuItem medium = new JMenuItem("Mittleres Spiel");
-//        JMenuItem hard = new JMenuItem("Hartes Spiel");
-//
-//
-//        JMenu help = new JMenu("Help");
-//
-//        JMenuItem howTo = new JMenuItem("how-to");
-//
-//
-//        newGame.add(easy);
-//        newGame.add(medium);
-//        newGame.add(hard);
-//
-//        howTo.addActionListener(new ActionListener() {
-//            @Override
-//            public void actionPerformed(ActionEvent e) {
-//                HelpFrame helpFrame = new HelpFrame();
-//                helpFrame.run();
-//            }
-//        });
-//
-//
-//        newGame.add(easy);
-//        newGame.add(medium);
-//        newGame.add(hard);
-//
-//        sudoku.add(newGame);
-//
-//        help.add(howTo);
-//
-//        jMenuBar.add(sudoku);
-//        jMenuBar.add(help);
+    private JMenuBar setupMenuBar() {
 
         JMenuBar menu_mb=new JMenuBar();
 

src/test/java/src/MainFrameTest.java

@@ -0,0 +1,10 @@
+package src;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class MainFrameTest {
+
+
+}