code: public PropertyOwner retrieveUserProperties()
      {
          Record record = this.getOwner().getRecord();
          ComponentParent screen = null;
          if (record.getRecordOwner() instanceof ComponentParent)
              screen = (ComponentParent)record.getRecordOwner();
          if (screen != null)
              return screen.retrieveUserProperties();   // Return the registration key
          else
              return null;                            // Must have a screen for this to work
      }
docs: Get the owner of this property key.
  The registration key is the screen's key.
  The property key is the field name.
  @return The owner of this property key.