/// <summary>
/// Occurs when RunWorkerAsync is called.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="DoWorkEventArgs"/> instance containing the event data.</param>
private void LoadVendorsBackground(object sender, DoWorkEventArgs e)
{
IVendorRepository vendorRepository = new VendorRepository();
BackgroundWorker source = (BackgroundWorker)sender;
var results = vendorRepository.GetAllVendors();
int index = 0;
foreach (var item in results)
{
Application.Current.Dispatcher.Invoke(DispatcherPriority.Background, new Action(delegate { }));
source.ReportProgress(++index, item);
}
}