public void selectNext() {
		int index = list.getSelectedIndex();
		int size = listModel.getSize();

		index++;
		if (index >= size) {
			index -= size;
		}
		select(index);
	}
Cause the next suggestion to be selected, wrapping if applicable
Ghidra/Framework/Docking/src/main/java/docking/widgets/autocomplete/TextFieldAutocompleter.java