Catel.MVVM.Providers.LogicBase.OnTargetViewUnloadedInternal C# (CSharp) Метод

        private async void OnTargetViewUnloadedInternal(object sender, EventArgs e)
        {
            if (!CanUnload)
            {
                return;
            }

            Log.Debug($"Target view '{TargetViewType?.Name}' has been unloaded");

            var view = TargetView;
            if (view != null)
            {
                _viewManager.UnregisterView(view);
            }

            IsTargetViewLoaded = false;
            _isFirstValidationAfterLoaded = true;

            await OnTargetViewUnloadedAsync(sender, e);

            var targetViewAsViewModelContainer = TargetView as IViewModelContainer;
            if (targetViewAsViewModelContainer != null)
            {
                ViewToViewModelMappingHelper.UninitializeViewToViewModelMappings(targetViewAsViewModelContainer);
            }

            IsUnloading = false;
        }