/** 进入应用 */
 public void intoApplication() {
   // 判断是否进入向导界面
   SharedPreferences sp_guide =
       context.getSharedPreferences(MarketApp.GUIDESP, Context.MODE_PRIVATE);
   int versionCodeInSP = sp_guide.getInt(MarketApp.VERSION_CODE, -1);
   if (localVersionCode != versionCodeInSP) {
     sp_guide.edit().putBoolean(MarketApp.IS_GUIDED, false).commit();
   }
   boolean guided = sp_guide.getBoolean(MarketApp.IS_GUIDED, false);
   final Intent intent = new Intent();
   if (!guided) {
     intent.setClass(context, GuideActivity.class);
   } else {
     intent.setClass(context, LoginActivity.class);
     SharedPreferences sp_lenovo =
         context.getSharedPreferences(MarketApp.SHARED_PREFERENCES_LENOVO, Context.MODE_PRIVATE);
     String account = sp_lenovo.getString(MarketApp.LOGIN_ACCOUNT, "");
     if (!TextUtils.isEmpty(account)) {
       UserDBHelper userDb = new UserDBHelper();
       UserVo userVo = userDb.getUserInfo(account);
       if (userVo != null) {
         String user_account = userVo.getAccount();
         String password = userVo.getPassword();
         LoginUtils.login(context, user_account, password);
         return;
       }
     }
   }
   context.startActivity(intent);
   ((Activity) context).finish();
 }