code: function (oControl) {
  			// Allow specification of desired controlId as changing ids later on is not possible
  			//This has to be the view relative ID
  			if (oControl._sapui_controlId) {
  				return oControl._sapui_controlId;
  			}
  			return oControl.getId().replace(oView.createId(""), "");
  		}
docs: a function to compute the control id