Tab restore

src/AppCommon/FileTime.App.Core.Abstraction/Models/IApplicationSettings.cs

@@ -0,0 +1,7 @@
+namespace FileTime.App.Core.Models;
+
+public interface IApplicationSettings
+{
+    string AppDataRoot { get; }
+    string EnvironmentName { get; }
+}

src/AppCommon/FileTime.App.Core.Abstraction/Services/IStartupHandler.cs

@@ -2,4 +2,5 @@ namespace FileTime.App.Core.Services;
 
 public interface IStartupHandler
 {
+    Task InitAsync();
 }

src/AppCommon/FileTime.App.Core.Abstraction/Services/Persistence/ITabPersistenceService.cs

@@ -0,0 +1,6 @@
+namespace FileTime.App.Core.Services.Persistence;
+
+public interface ITabPersistenceService : IStartupHandler, IExitHandler
+{
+    void SaveStates();
+}

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

@@ -24,6 +24,8 @@ public interface ITabViewModel : IInitable<ITab, int>, IDisposable
     IObservable<IReadOnlyCollection<IItemViewModel>?> CurrentItemsCollectionObservable { get; }
     IObservable<IReadOnlyCollection<IItemViewModel>?> ParentsChildrenCollectionObservable { get; }
     IObservable<IReadOnlyCollection<IItemViewModel>?> SelectedsChildrenCollectionObservable { get; }
+    IContainer? CachedCurrentLocation { get; }
+
     void ClearMarkedItems();
     void RemoveMarkedItem(FullName fullName);
     void AddMarkedItem(FullName fullName);