private void loadDataGroup()
{
objService = new PriceService();
var data = objService.GetList();
gridControlPrice.DataSource = data;
gridControlPrice.Update();
gridControlPrice.Refresh();
gpService = new GroupPartnerService();
gridControlDataPartner.DataSource = gpService.GetList();
gridControlDataPartner.Update();
gridControlDataPartner.Refresh();
}