public string GetHtml(Tk5FieldInfoEx field, IFieldValueProvider provider, bool needId)
{
TkDebug.AssertArgumentNull(field, "field", this);
string startHtml = field.EasySearch(provider, true);
string endHtml = HtmlCommonExtension.EasySearchEnd(field, provider);
return(HtmlCommonUtil.GetRangeCtrl(startHtml, endHtml));
}