public static void RegisterAllVMs(this IVMLocator vmLocator)
{
vmLocator.RegisterType <IAddRemoveFolderVM, AddRemoveFolderVM>();
vmLocator.RegisterType <IFirstTimeViewModel, AddRemoveFolderVM>();
vmLocator.RegisterType <IMainVM, MainVM>();
vmLocator.RegisterType <StatusVM, StatusVM>();
}
public AddRemoveFolderVM(IVMLocator vmLocator, IMessengerService messengerService, IMediaCollectionManager collectionManager, IApplicationSettings applicationSettings)
: base(vmLocator)
{
_collectionManager = collectionManager;
_messengerService = messengerService;
_applicationSettings = applicationSettings;
}
public App(IMessengerService messengerService, IUnityContainer unityContainer, IVMLocator vmLocator,
IApplicationSettings applicationSettings)
{
_messengerService = messengerService;
_unityContainer = unityContainer;
_vmLocator = vmLocator;
_applicationSettings = applicationSettings;
}
public MainVM(IVMLocator vmLocator, IMediaCollection mediaCollectionManager)
: base(vmLocator)
{
_mediaCollectionManager = mediaCollectionManager;
AllItems = new ObservableCollection <MediaItem>();
AllItems.CollectionChanged += AllItems_CollectionChanged;
OnLoadCommand = new RelayCommand(LoadedCmd);
PlayCommand = new RelayCommand <long>(PlayCmd, l => true);
}
public static IEnumerable <T> GetSelectedItems <T>(this IVMLocator <T> locator) where T : CSharpToolkit.Utilities.Abstractions.IIdProvider
{
if (locator == null)
{
return(Enumerable.Empty <T>());
}
return((
from s in locator.SelectedItems
join m in locator.ModifyableItems on s.Id equals m.Id
select m
).ToArray());
}
/// <summary>
/// The logic used to update the <see cref="ModelSearcher" />.
/// </summary>
/// <param name="searcher">The new <see cref="ModelSearcher" />.</param>
/// <returns>Task for async use.</returns>
public async Task UpdateModelSearcher(IVMLocator <TModelSearcher> searcher)
{
var oldValue = _modelSearcher;
if (Perform.ReplaceIfDifferent(ref _modelSearcher, searcher).WasSuccessful)
{
if (oldValue != null)
{
Locators.Remove(oldValue);
oldValue.SelectedItems.CollectionChanged -= SelectedItems_CollectionChanged;
oldValue.ExportId -= ModelSearcher_ExportId;
oldValue.Cleared -= ModelSearcher_Cleared;
}
if (_modelSearcher != null)
{
_modelSearcher.SelectedItems.CollectionChanged += SelectedItems_CollectionChanged;
_modelSearcher.ExportId += ModelSearcher_ExportId;
_modelSearcher.Cleared += ModelSearcher_Cleared;
Locators.Add(_modelSearcher);
if (_modelSearcher.CurrentItems.Any())
{
var navCollection =
(_modelSearcher.SelectedItems.Take(2).Count() == 2 ?
_modelSearcher.SelectedItems :
_modelSearcher.CurrentItems
);
_backForwardNavigator.UpdateNavigationCollection(navCollection.Select(item => item.Id));
int currentItem =
(_modelSearcher.SelectedItems.Any() ?
_modelSearcher.SelectedItems :
_modelSearcher.CurrentItems
).First().Id;
await _backForwardNavigator.UpdateCurrentItem(currentItem);
}
}
await OnModelSearcherSwapped(oldValue);
OnPropertyChanged(nameof(ModelSearcher));
}
}
protected BindableBase(IVMLocator vmLocator)
: this()
{
VMLocator = vmLocator;
}
public static bool AnyItemsSelectedEnable <T>(this IVMLocator <T> locator, Func <T, bool> function) where T : IIdProvider => (
locator == null ||
locator.GetSelectedItems().Any(function) == false
) == false;
