private void OnClickCategoryDeleteButton(object sender, RoutedEventArgs e)
{
CategoryCreateGrid.Visibility = Visibility.Hidden;
if (databaseController.DeleteCategory((string)((Label)((Grid)TypesListBox.SelectedItem).Children[0]).Content))
{
TypesListBox.Items.Remove(TypesListBox.SelectedItem);
UpdateItemsList();
UpdateStatisticItemsList();
}
}