private void ButtonAddItem_Click(object sender, RoutedEventArgs e)
{
if (IsItemEligibleForEntry())
{
AddSelectedItemToPurchase();
}
TextBoxQty.Clear();
TextBoxQty.Focus();
SearchProductComboBox.Text = string.Empty;
}
/// <summary>
/// Reset window layout after completing and Purchase and get ready for adding new Purchase
/// </summary>
public void InitializeNewPurchase()
{
Purchase = new Purchase();
TextBoxQty.Clear();
TotalAmountTextBox.Clear();
NoteTextBox.Clear();
RefreshPurchaseEntriesDataGrid();
SearchProductComboBox.Text = string.Empty;
SupplierComboBox.Text = string.Empty;
PurchaseEntriesDataGrid.GetBindingExpression(ItemsControl.ItemsSourceProperty)?.UpdateTarget();
}
