public ShellViewModel(DossierViewModel dossierViewModel,
BusyWatcher busyWatcher,
IApplicationService applicationService,
IDecoratorService decoratorService,
IFileService fileService,
IDialogService dialogService,
IWindowManager windowManager)
{
this._dossierViewModel = dossierViewModel;
this._busyWatcher = busyWatcher;
this._applicationService = applicationService;
this._decoratorService = decoratorService;
this._fileService = fileService;
this._dialogService = dialogService;
this._windowManager = windowManager;
this._busyWatcher.BusyChanged += (sender, e) => { IsBusy = this._busyWatcher.IsBusy; };
this._currentDossier = this._decoratorService.Decorate(new Dossier());
this._dossierViewModel.Dossier = this._currentDossier;
ActivateItem(this._dossierViewModel);
this._dossierViewModel.ModelChanged += (sender, e) => IsModelDirty = true;
UpdateDisplayName();
}
/// <summary>
/// Creates a new dossier.
/// </summary>
public IEnumerable <IResult> CreateNewDossierAsync()
{
bool isCurrentDossierClosable = false;
yield return(CloseDossierAsync(canClose => isCurrentDossierClosable = canClose).AsSequentialResult());
if (!isCurrentDossierClosable)
{
yield break;
}
this._currentDossier = this._decoratorService.Decorate(new Dossier());
this._dossierViewModel.Dossier = this._currentDossier;
CurrentFileName = null;
IsModelDirty = false;
}
public DossierViewModel([ImportMany] IEnumerable <IDossierScreen> dossierScreens,
IDecoratorService decoratorService)
{
this._dossier = decoratorService.Decorate(new Dossier());
Items.AddRange(dossierScreens.OrderBy(screen => screen.Order));
ActivateItem(Items.FirstOrDefault());
foreach (var dossierScreen in Items)
{
var reportingScreen = dossierScreen as IReportModelChanges;
if (reportingScreen != null)
{
reportingScreen.ModelChanged += OnReportingScreenModelChanged;
}
}
}
/// <summary>
/// Opens a dossier.
/// </summary>
public IEnumerable <IResult> OpenDossierAsync()
{
bool isCurrentDossierClosable = false;
yield return(CloseDossierAsync(canClose => isCurrentDossierClosable = canClose).AsSequentialResult());
if (!isCurrentDossierClosable)
{
yield break;
}
using (Stream stream = this._fileService.Open())
{
if (stream == null)
{
yield break;
}
using (this._busyWatcher.GetTicket())
{
IResult <Dossier> dossierOp = DossierSerializer.LoadFromAsync(stream,
exception =>
ShowErrorDialog(exception,
Resources.UnableToOpen));
yield return(dossierOp);
var decoratedDossierOp =
new AsyncResult <DossierDecorator>(() => this._decoratorService.Decorate(dossierOp.Result));
yield return(decoratedDossierOp);
this._currentDossier = decoratedDossierOp.Result;
this._dossierViewModel.Dossier = this._currentDossier;
CurrentFileName = this._fileService.LastFile;
IsModelDirty = false;
}
}
}
