public FilePickerViewModel(
IObjectPropertiesProvider objectPropertyProvider,
IFileManager fileManager,
RecentItemsFolderViewModel recentItemsFolderViewModel,
IStateService stateService)
{
_stateService = stateService;
_objectPropertyProvider = objectPropertyProvider;
this.Items = new ObservableCollection<IFilePickerItem>();
this.ContextMenuItems = new ObservableCollection<MenuItemViewModel>
{
new MenuItemViewModel("Add Folder", this.AddLocation)
};
if (recentItemsFolderViewModel != null)
{
if (_stateService != null)
{
FilePickerState state;
if (_stateService.TryGetState("FilePicker", out state))
{
foreach (var item in state.RecentItems)
{
recentItemsFolderViewModel.ChildItems.Add(new FileLocationViewModel(item, fileManager));
}
}
}
this.Items.Add(recentItemsFolderViewModel);
}
if (_stateService != null)
_stateService.SavingEvent.Subscribe(SaveState);
_disposables.Add(this
.ObserveProperty(v => v.SelectedItemProperties)
.ObserveLatest(properties => properties.Items)
.ObserveLatest(items => items.Count)
.Subscribe(count => this.ShowItemProperties = count > 0));
}
