Logik für Eingabe-Ausgabe hinzugefügt

src/main/java/ChatGUI.java

@@ -50,6 +50,8 @@ public class ChatGUI implements ActionListener {
 		inputTextField.setPreferredSize(new Dimension(0, 30));
 		gui.add(inputTextField, BorderLayout.SOUTH);
 		
+		inputTextField.addActionListener(this);
+		
 		// Set the size of the GUI to be a quarter of the screen size
 		Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
 		int quarterWidth = screenSize.width / 2;
@@ -68,7 +70,12 @@ public class ChatGUI implements ActionListener {
 		if (e.getSource() == exit) {
 			System.exit(0);
 		}
+		if (e.getSource() == inputTextField) {
+            String inputText = inputTextField.getText();
+            outputTextArea.append(inputText + "\n");
+            inputTextField.setText("");
 
 	}
 
 }
+}