private void setHover(boolean enabled) {
		toggleHoverAction.getToolBarData().setIcon(enabled ? HOVER_ON_ICON : HOVER_OFF_ICON);
		displays.each(d -> d.setHoverMode(enabled));
	}
Notification that a program location changed on one side.
@param side the side that changed
@param location the new location for the given side
@param trigger the trigger for the change
Ghidra/Features/Base/src/main/java/ghidra/features/base/codecompare/listing/ListingCodeComparisonPanel.java