Extending Microsoft Dynamics 365 Finance and Supply Chain Management Cookbook - Second Edition

How to do it...

To write a display method via a form extension, follow these steps:

1. Open the form extension class we created earlier (SalesTable_ConVehicleManagement_Form_Extension).
2. Write the following method:

public display str DispConVMSServiceMessage(){    if (conVMS_CallerServiceTable.RecId == 0)    {        // New sales orders will not be linked to a service order        return '';    }    //Service %1    return strFmt("@ConVMS:ServiceMsg", conVMS_CallerServiceTable.ServiceId);}

There is no need for an else block; this takes up CPU time and the result will be the same as in the preceding code block. Str will suffice as the return type as we don't want a label in this case.

3. Open the SalesTable.ConVehicleManagement form extension designer.
4. Add a String control ...