private void Add_Value_Click(object sender, RoutedEventArgs e)
        {
            Button         bt        = (Button)sender;
            ParamValueItem valueItem = bt.DataContext as ParamValueItem;
            RuleItem       ruleItem  = valueItem.parent;
            int            index     = ruleItem.valuesOfParams.IndexOf(valueItem);

            ruleItem.addValueOfParamByIndex("Пустое значение параметра", index + 1);
            CollectionViewSource.GetDefaultView(ruleItem.valuesOfParams).Refresh();
        }
        private void Delete_Value_Click(object sender, RoutedEventArgs e)
        {
            Button         bt        = (Button)sender;
            ParamValueItem valueItem = bt.DataContext as ParamValueItem;
            RuleItem       ruleItem  = valueItem.parent;

            if (ruleItem.valuesOfParams.Count != 1)
            {
                ruleItem.removeValueOfParam(valueItem);
                CollectionViewSource.GetDefaultView(ruleItem.valuesOfParams).Refresh();
            }
        }