MaterialDialog.java 文件源码

protected final Drawable getListSelector() {
    if (builder.listSelector != 0)
        return ResourcesCompat.getDrawable(builder.context.getResources(), builder.listSelector, null);
    final Drawable d = DialogUtils.resolveDrawable(builder.context, R.attr.md_list_selector);
    if (d != null) return d;
    return DialogUtils.resolveDrawable(getContext(), R.attr.md_list_selector);
}