void DocumentsReport_Loaded(object sender, RoutedEventArgs e)
{
try
{
vm = DataContext as ProductTransactionsViewModel;
string _productId = NavigationService.Source.OriginalString.ParseQueryString("ProductId");
if (!string.IsNullOrWhiteSpace(_productId))
_productId = PresentationUtility.ParseQueryString(NavigationService.CurrentSource, "ProductId");
if (!string.IsNullOrEmpty(_productId))
{
string ProductId = _productId;
vm.ProductId = Guid.Parse(ProductId);
vm.LoadDocumentsCommand.Execute(null);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
/// <summary>
/// Provides a deterministic way to create the ProductTransactionsViewModel property.
/// </summary>
public static void CreateProductTransactionsViewModel()
{
if (_ProductTransactionsViewModel == null)
{
_ProductTransactionsViewModel = new ProductTransactionsViewModel();
}
}
/// <summary>
/// Provides a deterministic way to delete the ProductTransactionsViewModel property.
/// </summary>
public static void ClearProductTransactionsViewModel()
{
_ProductTransactionsViewModel.Cleanup();
_ProductTransactionsViewModel = null;
}