override fun onViewCreated()

in mobile/src/main/java/com/github/shadowsocks/acl/CustomRulesFragment.kt [379:410]
32 lines of code
4 McCabe index (conditional complexity)

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)
        view.setOnApplyWindowInsetsListener(ListHolderListener)
        if (savedInstanceState != null) {
            selectedItems.addAll(savedInstanceState.getStringArray(SELECTED_SUBNETS)
                    ?.mapNotNull { Subnet.fromString(it) } ?: listOf())
            selectedItems.addAll(savedInstanceState.getStringArray(SELECTED_HOSTNAMES)
                    ?: arrayOf())
            selectedItems.addAll(savedInstanceState.getStringArray(SELECTED_URLS)?.map { URL(it) }
                    ?: listOf())
            onSelectedItemsUpdated()
        }
        toolbar.setTitle(R.string.custom_rules)
        toolbar.inflateMenu(R.menu.custom_rules_menu)
        toolbar.setOnMenuItemClickListener(this)
        val activity = activity as MainActivity
        list = view.findViewById(R.id.list)
        list.setOnApplyWindowInsetsListener(MainListListener)
        list.layoutManager = LinearLayoutManager(activity, RecyclerView.VERTICAL, false)
        list.itemAnimator = DefaultItemAnimator()
        list.adapter = adapter
        FastScrollerBuilder(list).useMd2Style().build()
        undoManager = UndoSnackbarManager(activity, adapter::undo)
        ItemTouchHelper(object : ItemTouchHelper.SimpleCallback(0, ItemTouchHelper.START) {
            override fun getSwipeDirs(recyclerView: RecyclerView, viewHolder: RecyclerView.ViewHolder): Int =
                    if (isEnabled && selectedItems.isEmpty()) super.getSwipeDirs(recyclerView, viewHolder) else 0
            override fun onSwiped(viewHolder: RecyclerView.ViewHolder, direction: Int) =
                    adapter.remove(viewHolder.adapterPosition)
            override fun onMove(recyclerView: RecyclerView, viewHolder: RecyclerView.ViewHolder,
                                target: RecyclerView.ViewHolder): Boolean = false
        }).attachToRecyclerView(list)
    }