refactoring: Emojis in ChatClient

src/main/java/ChatClient.java

@@ -77,10 +77,10 @@ public class ChatClient extends JFrame implements KeyListener {
     private Timer timer;
     private JLabel timeLabel;
 
+    // Emoji
     private JButton emojiButton;
     private EmojiPicker emojiPicker;
     
-    
     public ChatClient() {
         super("Chat");
         address = JOptionPane.showInputDialog("bitte IP-Adresse");
@@ -121,11 +121,15 @@ public class ChatClient extends JFrame implements KeyListener {
         inputTextField = new JTextField();
         inputTextField.setBorder(BorderFactory.createTitledBorder("Nachricht eingeben"));
         inputTextField.addKeyListener(this);
-
+        
+        // Create a panel to hold input text field and emoji picker
         JPanel inputPanel = new JPanel(new BorderLayout());
-        inputPanel.add(inputTextField, BorderLayout.CENTER);
+        inputPanel.add(inputTextField, BorderLayout.CENTER); // Add input text field to the center of the panel
+        
+        // Initialize EmojiPicker and add it to the input text field
         emojiPicker = new EmojiPicker(inputTextField);
         
+        // Create a panel to hold emoji button
         JPanel emojiPanel = new JPanel(new FlowLayout(FlowLayout.RIGHT));
         emojiButton = new JButton("😀"); 
         emojiButton.setPreferredSize(new Dimension(50, 50));