@typeparam TItem
@inherits RadzenDataGridColumn<TItem>

@code {
    public override IEnumerable<FilterOperator> GetFilterOperators()
    {
        var operators = base.GetFilterOperators();

        if (FilterPropertyType == typeof(DateTime?))
        {
            operators = operators.Where(o => o != FilterOperator.IsNull && o != FilterOperator.IsNotNull);
        }

        return operators;
    }

    public override bool ShowTimeForDateTimeFilter()
    {
        return false;
    }

    public override bool ShowUpDownForNumericFilter()
    {
        return false;
    }
}