public App42StorageService() { storageService = App42API.BuildStorageService(); if (Constant.sessionId != null && Constant.sessionId != "") { storageService.SetSessionId(Constant.sessionId); } if (Constant.adminKey != null && Constant.adminKey != "") { storageService.SetAdminKey(Constant.adminKey); } this.InitializeComponent(); this.navigationHelper = new NavigationHelper(this); this.navigationHelper.LoadState += navigationHelper_LoadState; }