if (isTabsToSpacesConversionEnabled())
installTabsToSpacesConverter();
if (fSourceViewer instanceof ITextViewerExtension8) {
IPreferenceStore store= getPreferenceStore();
EnrichMode mode= store != null ? convertEnrichModePreference(store.getInt(PREFERENCE_HOVER_ENRICH_MODE)) : EnrichMode.AFTER_DELAY;
((ITextViewerExtension8)fSourceViewer).setHoverEnrichMode(mode);
}
}