namespace UnityEditor
{
     using System;
     using UnityEditorInternal;
     using UnityEngine;

     internal class AppStatusBar : GUIView
     {
         private static GUIStyle background;
         private string m_LastMiniMemoryOverview = string.Empty;
         private static GUIStyle resize;
         private static AppStatusBar s_AppStatusBar;
         private static GUIContent[] s_StatusWheel;

         private void OnEnable()
         {
             s_AppStatusBar = this;
             s_StatusWheel = new GUIContent[12];
             for (int i = 0; i < 12; i++)
             {
                 s_StatusWheel[i] = EditorGUIUtility.IconContent("WaitSpin" + i.ToString("00"));
             }
         }

         private void OnGUI()
         {
             ConsoleWindow.LoadIcons();
             if (background == null)
             {
                 background = "AppToolbar";
                 resize = "WindowResizeMac";
                 EditorGUIUtility.LookLikeControls();
             }
             if (EditorApplication.isPlayingOrWillChangePlaymode)
             {
                 GUI.color = (Color) HostView.kPlayModeDarken;
             }
             if (Event.current.type == EventType.Repaint)
             {
                 background.Draw(new Rect(0f, 0f, base.position.width, base.position.height), false, false, false, false);
                 if (ContainerWindow.macEditor)
                 {
                     resize.Draw(new Rect(base.position.width - resize.fixedWidth, base.position.height - resize.fixedHeight, resize.fixedWidth, resize.fixedHeight), false, false, false, false);
                 }
             }
             bool isCompiling = EditorApplication.isCompiling;
             GUILayout.Space(2f);
             GUILayout.BeginHorizontal(new GUILayoutOption[0]);
             GUILayout.Space(2f);
             string statusText = LogEntries.GetStatusText();
             if (statusText != null)
             {
                 int statusMask = LogEntries.GetStatusMask();
                 GUIStyle statusStyleForErrorMode = ConsoleWindow.GetStatusStyleForErrorMode(statusMask);
                 GUILayout.Label(ConsoleWindow.GetIconForErrorMode(statusMask, false), statusStyleForErrorMode, new GUILayoutOption[0]);
                 GUILayout.Space(2f);
                 GUILayout.BeginVertical(new GUILayoutOption[0]);
                 GUILayout.Space(2f);
                 if (isCompiling)
                 {
                     GUILayoutOption[] options = new GUILayoutOption[] { GUILayout.MaxWidth((float) (Screen.width - 0x34)) };
                     GUILayout.Label(statusText, statusStyleForErrorMode, options);
                 }
                 else
                 {
                     GUILayout.Label(statusText, statusStyleForErrorMode, new GUILayoutOption[0]);
                 }
                 GUILayout.FlexibleSpace();
                 GUILayout.EndVertical();
                 if (Event.current.type == EventType.MouseDown)
                 {
                     Event.current.Use();
                     LogEntries.ClickStatusBar(Event.current.clickCount);
                     GUIUtility.ExitGUI();
                 }
             }
             GUILayout.EndHorizontal();
             if (Event.current.type == EventType.Repaint)
             {
                 float left = base.position.width - 24f;
                 if (AsyncProgressBar.isShowing)
                 {
                     left -= 143f;
                     EditorGUI.ProgressBar(new Rect(left, 0f, 140f, 19f), AsyncProgressBar.progress, AsyncProgressBar.progressInfo);
                 }
                 if (isCompiling)
                 {
                     int index = (int) Mathf.Repeat(Time.realtimeSinceStartup * 10f, 11.99f);
                     GUI.Label(new Rect(base.position.width - 24f, 0f, (float) s_StatusWheel[index].image.width, (float) s_StatusWheel[index].image.height), s_StatusWheel[index], GUIStyle.none);
                 }
                 if (Unsupported.IsDeveloperBuild())
                 {
                     GUI.Label(new Rect(left - 200f, 0f, 200f, 19f), this.m_LastMiniMemoryOverview, EditorStyles.progressBarText);
                     EditorGUIUtility.CleanCache(this.m_LastMiniMemoryOverview);
                 }
             }
             base.DoWindowDecorationEnd();
             EditorGUI.ShowRepaints();
         }

         private void OnInspectorUpdate()
         {
             string miniMemoryOverview = ProfilerDriver.miniMemoryOverview;
             if (Unsupported.IsDeveloperBuild() && (this.m_LastMiniMemoryOverview != miniMemoryOverview))
             {
                 this.m_LastMiniMemoryOverview = miniMemoryOverview;
                 base.Repaint();
             }
         }

         public static void StatusChanged()
         {
             if (s_AppStatusBar != null)
             {
                 s_AppStatusBar.Repaint();
             }
         }
     }
}

using UnityEngine;
using System.Collections;

public class Meni : MonoBehaviour {
         
         bool isShowMenu,isShowGamePlay,isShowMenuOptions;
         bool isMusicOn;
         
         void Start () {
         isShowMenu = true;
         isShowMenuOptions = isShowGamePlay = false;
         isMusicOn = true;
                         
         }
         

         void Update () {
         
         }
         void OnGUI() {
                 if(isShowMenu)
                 {
                         GUILayout.BeginArea(new Rect(Screen.width/2-100,Screen.height/2-100,200,200));
                         GUILayout.BeginVertical();
                         if(GUILayout.Button("New Game",GUILayout.Height(50)))
                         {
                    isShowMenu = false;
                    isShowGamePlay = true;
                    
                         }
                         GUILayout.FlexibleSpace();
                         if(GUILayout.Button("Options",GUILayout.Height(50)))
                         {
                    isShowMenu = false;
                    isShowMenuOptions = true;
                         }
                         GUILayout.FlexibleSpace();
                         if(GUILayout.Button("Exit",GUILayout.Height(50)))
                         {
                    Application.Quit();
                         }
                         GUILayout.EndVertical();
                         GUILayout.EndArea();
                 }
                 else if(isShowGamePlay)
                         {
                         Application.LoadLevel(1);
                         
         }
                 else if(isShowMenuOptions)
                 {
                         GUILayout.BeginArea(new Rect(Screen.width/2-50,Screen.height/2-50,200,200));
                         GUILayout.BeginVertical();
                         isMusicOn = GUILayout.Toggle(isMusicOn,"music",GUILayout.Width(80),GUILayout.Height(50));
                         if(isMusicOn)
                         {
                    //Здесь Надо прописать скрипт для проигрывания музыки
                         }
                          else
                         {
                    //Здесь надо прописать скрипт не проигрывания музыки
                         }
                         if(GUILayout.Button("menu",GUILayout.Width(80),GUILayout.Height(50)))
                           {
                    isShowMenuOptions = false;
                    isShowMenu = true;
                           }
                         
         }
}
             
}