Added a settings window.

Assets/SEE/Controls/KeyBindings.cs

@@ -6,7 +6,7 @@ namespace SEE.Controls
     /// <summary>
     /// Defines the key codes for all interaction based on the keyboard in SEE.
     /// </summary>
-    internal static class KeyBindings
+    public static class KeyBindings
     {
         // IMPORTANT NOTES:
         // (1) Keep in mind that KeyCodes in Unity map directly to a
@@ -74,6 +74,21 @@ internal static void PrintBindings()
             Debug.Log(sb.ToString());
         }
 
+        /// <summary>
+        /// Creates a string of the current key bindings along
+        /// with their help message.
+        /// </summary>
+        public static string ShowBindings()
+        {
+            System.Text.StringBuilder sb = new System.Text.StringBuilder();
+            foreach (var binding in bindings)
+            {
+                sb.Append($"Key {binding.Key}:\n {binding.Value}\n");
+                sb.Append("\n");
+            }
+            return sb.ToString();
+        }
+
         //-----------------------------------------------------
         #region General key bindings
         //-----------------------------------------------------
@@ -101,6 +116,11 @@ internal static void PrintBindings()
         /// </summary>
         internal static readonly KeyCode ToggleMenu = Register(KeyCode.Space, Scope.Always, "Turns on/off the player-action menu.");
 
+        /// <summary>
+        /// Turns on the settings menu.
+        /// </summary>
+        internal static readonly KeyCode ActivateSettings = Register(KeyCode.Escape, Scope.Always, "Turns on the settings menu.");
+
         /// <summary>
         /// Turns on/off the browser.
         /// </summary>

Assets/SEE/Controls/SEEInput.cs

@@ -50,6 +50,15 @@ public static bool ToggleMenu()
             return KeyboardShortcutsEnabled && Input.GetKeyDown(KeyBindings.ToggleMenu);
         }
 
+        /// <summary>
+        /// Turns on the settings menu.
+        /// </summary>
+        /// <returns>true if the user requests this action and <see cref="KeyboardShortcutsEnabled"/></returns>
+        public static bool ActivateSettings()
+        {
+            return KeyboardShortcutsEnabled && Input.GetKeyDown(KeyBindings.ActivateSettings);
+        }
+
         /// <summary>
         /// Turns on/off the browser.
         /// </summary>

Assets/SEE/Controls/SettingsMenue.cs

@@ -0,0 +1,47 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using TMPro;
+
+namespace SEE.Controls
+{
+    /// <summary>
+    /// Handles the actions in the
+    /// settings canvas.
+    /// </summary>
+    public class SettingsMenue : MonoBehaviour
+    {
+        //The text box, which will display the text
+        public TMP_Text keybindingsText;
+
+        //The settings panel which will be activated
+        public GameObject settings;
+
+        // Start is called before the first frame update
+        //Sets the text of the textbox
+        void Start()
+        {
+            keybindingsText.text = KeyBindings.ShowBindings();
+        }
+
+        // Update is called once per frame
+        //Activates the settings panel with the esc button
+        void Update()
+        {
+            if(SEEInput.ActivateSettings())
+            {
+                settings.SetActive(true);
+            }
+        }
+
+        //When this method is called, the application will be terminated
+        public void ExitGame()
+        {
+#if UNITY_EDITOR
+            UnityEditor.EditorApplication.isPlaying = false;
+#else
+            Application.Quit();
+#endif
+        }
+    }
+}

Assets/SEE/Controls/SettingsMenue.cs.meta

@@ -0,0 +1,11 @@
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