Sample for the Click Event on Quick Button Panel.

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using CXS.Retail.Extensibility.Modules.Transaction;

using CXS.Retail.Extensibility;

using CXS.Retail.ManagementUIComponents;

using CXS.Platform.UIComponents;

using DevExpress.XtraEditors;

using System.Windows.Forms;

using CXS.Framework.Core;

using CXS.Retail.UIComponents;

using CXS.Retail.ViewModel.Message;

using CXSRetailPOS;

namespace POSEventsSampleAddon

{

    class Transaction : TransactionEntryModuleBase

    {

        TransactionEntryView t;

public override void OnQuickButtonPanelClick(object sender, EventArgs<CXS.SubSystem.RetailConfig.CustomTransactionInfoGridDetail> args)

        {

            MessageBox.Show("Quick button panel - TransactionEntry");

            //To find out the position of quick button panel button, use

             //args.Item.Sequence

            //and args.Item.QuickButtonGroup

        }

    }

}