private void loadBookmarkTypes(String[] names) {
		if (names == null || names.length == 0) {
			return;
		}

		hideAllTypes();
		for (String bookmarkType : names) {
			showType(bookmarkType);
		}

		reload();
	}
Size the columns such that the interesting ones are wider than the uninteresting columns.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/bookmark/BookmarkProvider.java