private void initializeListingHoverService(ListingPanel listingPanel) {
		listingPanel.addHoverService(referenceHoverService);
		listingPanel.addHoverService(dataTypeHoverService);
		listingPanel.addHoverService(truncatedTextHoverService);
		listingPanel.addHoverService(labelListingHoverService);
		listingPanel.setHoverMode(true);
	}
Panel to select a data type in order to resolve an add conflict in the multi-user
external location merger.
Ghidra/Features/Base/src/main/java/ghidra/app/merge/listing/ExternalAddConflictPanel.java