public void Display()
    {
        showFoldout = EditorGUILayout.Foldout(showFoldout, basicAction.type.ToString());

        if (showFoldout)
        {
            EditorGUI.indentLevel++;

            /***********************
             * /*  Animation foldout  */
            /**********************/
            showAnimationFoldout = ActionEditor.SimpleAnimationFoldout(basicAction, showAnimationFoldout);

            /******************************
            *  /*  Events on start foldout  */
            /*****************************/
            basicAction.onStartEvents = onStartEventsFoldout.Display();

            /**************************
             * /*  Sound effects foldout */
            /**************************/
            showSoundEffectsFoldout = EditorGUILayout.Foldout(showSoundEffectsFoldout, "Sound Effects (" + basicAction.startSounds.Length + ")");

            if (showSoundEffectsFoldout)
            {
                EditorGUI.indentLevel++;

                // Display each possible hit sound (one is chosen at random when move is performed)
                for (int i = 0; i < basicAction.startSounds.Length; i++)
                {
                    // Edit hit sound
                    EditorGUILayout.BeginHorizontal();
                    {
                        basicAction.startSounds[i] = (AudioClip)EditorGUILayout.ObjectField(basicAction.startSounds[i], typeof(AudioClip), false);

                        // Delete hit sound
                        if (GUILayout.Button("X", GUILayout.Width(40)))
                        {
                            basicAction.startSounds = ArrayUtils.Remove <AudioClip>(basicAction.startSounds, basicAction.startSounds[i]);
                        }
                    }
                    EditorGUILayout.EndHorizontal();
                }

                // Add start sound ("+") button
                EditorGUILayout.BeginHorizontal();
                {
                    EditorGUILayout.LabelField("");
                    // Add sound
                    if (GUILayout.Button("+", GUILayout.Width(40)))
                    {
                        basicAction.startSounds = ArrayUtils.Add <AudioClip>(basicAction.startSounds, null);
                    }
                }
                EditorGUILayout.EndHorizontal();

                // Display help box if multiple sounds provided
                if (basicAction.startSounds.Length > 1)
                {
                    EditorGUILayout.HelpBox("One is chosen at random when the action is performed", MessageType.Info);
                }

                EditorGUI.indentLevel--;
            }

            EditorGUI.indentLevel--;
        }
    }