render(oRm, oControl) {
				oRm.openStart("div", oControl);
				oRm.class("sapUiRtaChangeIndicator");
				oRm.class("sapUiRtaChangeIndicatorChange");
				const sTooltip = oControl.getTooltip_AsString();
				if (sTooltip) {
					oRm.attr("title", sTooltip);
				}
				oRm.openEnd();
				if (sTooltip) {
					oRm.openStart("span", `${oControl.getId()}-tooltip`);
					oRm.class("sapUiInvisibleText");
					oRm.openEnd();
					oRm.text(sTooltip);
					oRm.close("span");
				}
				oRm.close("div");
			}
Fired when a key is pressed while the focus is on the indicator