PreferenceGroupAdapter.java 文件源码

@Override
public final View getView(final int position, final View convertView, final ViewGroup parent) {
    Pair<Object, Integer> pair = getItemInternal(position);
    onVisualizeItem(pair.first);
    View view;

    if (pair.first == DIVIDER) {
        view = convertView;

        if (view == null) {
            LayoutInflater layoutInflater = LayoutInflater.from(context);
            view = layoutInflater.inflate(R.layout.preference_divider, parent, false);
        }

        adaptDividerColor(view);
    } else if (pair.first instanceof PreferenceCategory &&
            TextUtils.isEmpty(((PreferenceCategory) pair.first).getTitle())) {
        view = new View(context);
    } else {
        view = encapsulatedAdapter.getView(pair.second, convertView, parent);
    }

    onVisualizedItem(pair.first, view);
    return view;
}