void diagramIO_DiagramFileDeleted(object sender, DiagramFileDeletedEventArgs e)
{
Task.Factory.StartNew(() =>
PreviewDiagrams.FirstOrNone(pd => FileComparer.Equals(pd.Diagram.File, e.DeletedDiagramFile)).Apply(existingPreview =>
{
OnDiagramDeleted(existingPreview.Diagram);
PreviewDiagrams.Remove(existingPreview);
}), CancellationToken.None, TaskCreationOptions.None, _uiScheduler);
}
private async Task DeleteDiagramAsync(PreviewDiagramViewModel preview)
{
try
{
await _diagramIO.DeleteAsync(preview.Diagram);
PreviewDiagrams.Remove(preview);
}
catch (Exception e)
{
_notifications.Notify(new ExceptionNotification(e));
}
}
