private void refresh() {
		markupItemsTableModel.reload(false);
		markupItemsTable.repaint();
		ListingCodeComparisonPanel dualListingPanel = functionComparisonPanel.getDualListingPanel();
		if (dualListingPanel != null) {
			dualListingPanel.updateListings();
		}
		sourceHighlightProvider.updateMarkup();
		destinationHighlightProvider.updateMarkup();
	}
Displays or hides the function comparison panel within the markup items provider.
@param show true indicates to show the function comparison within the provider.
Otherwise, hide it.
Ghidra/Features/VersionTracking/src/main/java/ghidra/feature/vt/gui/provider/markuptable/VTMarkupItemsTableProvider.java