Tabs: open, close

src/AppCommon/FileTime.App.Core.Abstraction/ViewModels/IAppState.cs

@@ -5,14 +5,16 @@ namespace FileTime.App.Core.ViewModels;
 
 public interface IAppState
 {
-    ObservableCollection<ITabViewModel> Tabs { get; }
+    ReadOnlyObservableCollection<ITabViewModel> Tabs { get; }
     IObservable<ITabViewModel?> SelectedTab { get; }
     IObservable<string?> SearchText { get; }
     IObservable<ViewMode> ViewMode { get; }
     string RapidTravelText { get; set; }
+    ITabViewModel? CurrentSelectedTab { get; }
 
     void AddTab(ITabViewModel tabViewModel);
     void RemoveTab(ITabViewModel tabViewModel);
     void SetSearchText(string? searchText);
     void SwitchViewMode(ViewMode newViewMode);
+    void SetSelectedTab(ITabViewModel tabToSelect);
 }