Enable/Disable Button in listpage in D365

here i have added 4 button in salesQuotationlistpage.
now i need to enable/disable button according status. so i have Extensionof  of class
SalesQuotationListPageInteraction and modify setButtonEnabled mathod by Chain of Command

//list page button enable and diable in listpage interation class

[ExtensionOf(classStr(SalesQuotationListPageInteraction))]

final class SQTableinimathod_Extension

{

    protected void setButtonEnabled()

    {

      

        SalesQuotationTable SalesQuotationTable;

        CustQuotationJour   CustQuotationJour;

        CustQuotationConfirmJour  CustQuotationConfirmJour;

     

        next setButtonEnabled();

        SalesQuotationTable SalesQuotationTable1 = this.listPage().activeRecord(queryDataSourceStr(SalesQuotationListPage, SalesQuotationTable));

        select CustQuotationJour

            where CustQuotationJour.QuotationId == SalesQuotationTable1.QuotationId;

        if(CustQuotationJour)

        {

            this.listPage().actionPaneControlEnabled(formControlStr(SalesQuotationListPage, Aks_QuotationJournals), true);

        }

        else

        {

            this.listPage().actionPaneControlEnabled(formControlStr(SalesQuotationListPage, Aks_QuotationJournals), false);

        }

        if(SalesQuotationTable1.QuotationStatus == SalesQuotationStatus::Confirmed)

        {

            this.listPage().actionPaneControlEnabled(formControlStr(SalesQuotationListPage, Aks_ConfirmationJournal), true);

        

           

        }

        else

        {

            this.listPage().actionPaneControlEnabled(formControlStr(SalesQuotationListPage, Aks_ConfirmationJournal), false);

          

        }

     

        

    }

Thanks

Akshay