public MenuNavigatePageBaseViewModel( HohoemaApp hohoemaApp, PageManager pageManager ) { PageManager = pageManager; HohoemaApp = hohoemaApp; // TV Mode if (Util.DeviceTypeHelper.IsXbox) { IsTVModeEnable = new ReactiveProperty <bool>(true); } else { IsTVModeEnable = HohoemaApp.UserSettings .AppearanceSettings.ObserveProperty(x => x.IsForceTVModeEnable) .ToReactiveProperty(); } ServiceLevel = HohoemaApp.ObserveProperty(x => x.ServiceStatus) .ToReadOnlyReactiveProperty(); IsNeedFullScreenToggleHelp = ApplicationView.PreferredLaunchWindowingMode == ApplicationViewWindowingMode.FullScreen; IsOpenPane = new ReactiveProperty <bool>(false); MenuItems = new List <PageTypeSelectableItem>() { new PageTypeSelectableItem(HohoemaPageType.Search, OnMenuItemSelected, "検索", Symbol.Find), new PageTypeSelectableItem(HohoemaPageType.RankingCategoryList, OnMenuItemSelected, "ランキング", Symbol.Flag), new PageTypeSelectableItem(HohoemaPageType.UserMylist, OnMenuItemSelected, "マイリスト", Symbol.Bookmarks), new PageTypeSelectableItem(HohoemaPageType.FollowManage, OnMenuItemSelected, "フォロー", Symbol.OutlineStar), new PageTypeSelectableItem(HohoemaPageType.FeedGroupManage, OnMenuItemSelected, "フィード", Symbol.List), }; SubMenuItems = new List <PageTypeSelectableItem>() { new PageTypeSelectableItem(HohoemaPageType.History, OnMenuItemSelected, "視聴履歴", Symbol.Clock), new PageTypeSelectableItem(HohoemaPageType.CacheManagement, OnMenuItemSelected, "キャッシュ管理", Symbol.Download), new PageTypeSelectableItem(HohoemaPageType.Settings, OnMenuItemSelected, "設定", Symbol.Setting), new PageTypeSelectableItem(HohoemaPageType.UserInfo, OnAccountMenuItemSelected, "アカウント", Symbol.Account), }; AllMenuItems = MenuItems.Concat(SubMenuItems).ToList(); MainSelectedItem = new ReactiveProperty <PageTypeSelectableItem>(MenuItems[0], ReactivePropertyMode.DistinctUntilChanged); SubSelectedItem = new ReactiveProperty <PageTypeSelectableItem>(null, ReactivePropertyMode.DistinctUntilChanged); Observable.Merge( MainSelectedItem, SubSelectedItem ) .Where(x => x != null) .Subscribe(x => x.SelectedAction(x.Source)); PageManager.ObserveProperty(x => x.CurrentPageType) .Subscribe(pageType => { // IsOpenPane.Value = false; bool isMenuItemOpened = false; foreach (var item in MenuItems) { if (item.Source == pageType) { MainSelectedItem.Value = item; SubSelectedItem.Value = null; isMenuItemOpened = true; break; } } foreach (var item in SubMenuItems) { if (item.Source == pageType) { SubSelectedItem.Value = item; MainSelectedItem.Value = null; isMenuItemOpened = true; break; } } if (!isMenuItemOpened) { MainSelectedItem.Value = null; SubSelectedItem.Value = null; } }); IsSubMenuItemPage = PageManager.ObserveProperty(x => x.CurrentPageType) .Select(x => SubMenuItems.Any(y => y.Source == x)) .ToReactiveProperty(); PageManager.ObserveProperty(x => x.PageTitle) .Subscribe(x => { TitleText = x; }); IsVisibleMenu = PageManager.ObserveProperty(x => x.CurrentPageType) .Select(x => { return(PageManager.DontNeedMenuPageTypes.All(dontNeedMenuPageType => x != dontNeedMenuPageType)); }) .ToReactiveProperty(); NowNavigating = PageManager.ObserveProperty(x => x.PageNavigating) .ToReactiveProperty(); PageManager.StartWork += PageManager_StartWork; PageManager.ProgressWork += PageManager_ProgressWork; PageManager.CompleteWork += PageManager_CompleteWork; PageManager.CancelWork += PageManager_CancelWork; var updater = HohoemaApp.BackgroundUpdater; var bgUpdateStartedObserver = Observable.FromEventPattern <BackgroundUpdateScheduleHandler>( handler => updater.BackgroundUpdateStartedEvent += handler, handler => updater.BackgroundUpdateStartedEvent -= handler ); var bgUpdateCompletedObserver = Observable.FromEventPattern <BackgroundUpdateScheduleHandler>( handler => updater.BackgroundUpdateCompletedEvent += handler, handler => updater.BackgroundUpdateCompletedEvent -= handler ); var bgUpdateCanceledObserver = Observable.FromEventPattern <BackgroundUpdateScheduleHandler>( handler => updater.BackgroundUpdateCanceledEvent += handler, handler => updater.BackgroundUpdateCanceledEvent -= handler ); BGUpdateText = new ReactiveProperty <string>(); HasBGUpdateText = BGUpdateText.Select(x => !string.IsNullOrEmpty(x)) .ToReactiveProperty(); bgUpdateStartedObserver.Subscribe(x => { if (!string.IsNullOrEmpty(x.EventArgs.Label)) { BGUpdateText.Value = $"{x.EventArgs.Label} を処理中..."; } else { BGUpdateText.Value = $"{x.EventArgs.Id} を処理中..."; } }); Observable.Merge( bgUpdateCompletedObserver, bgUpdateCanceledObserver ) .Throttle(TimeSpan.FromSeconds(2)) .Subscribe(x => { BGUpdateText.Value = null; }); HohoemaApp.ObserveProperty(x => x.IsLoggedIn) .Subscribe(x => IsLoggedIn = x); HohoemaApp.ObserveProperty(x => x.LoginUserName) .Subscribe(x => { UserName = x; UserMail = AccountManager.GetPrimaryAccountId(); }); HohoemaApp.ObserveProperty(x => x.UserIconUrl) .Subscribe(x => UserIconUrl = x); // 検索 SearchKeyword = new ReactiveProperty <string>(""); SearchTarget = new ReactiveProperty <Models.SearchTarget>(Models.SearchTarget.Keyword); SearchCommand = SearchKeyword .Select(x => !string.IsNullOrWhiteSpace(x)) .ToReactiveCommand(); SearchCommand.Subscribe(_ => { ISearchPagePayloadContent searchContent = SearchPagePayloadContentHelper.CreateDefault(SearchTarget.Value, SearchKeyword.Value); PageManager.Search(searchContent); IsMobileNowSearching = false; }); }