<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/llParent"
    android:layout_width="@dimen/rmrb_dp260"
    android:layout_height="wrap_content"
    android:orientation="vertical"
    >

    <ImageView
        android:id="@+id/ivUp"
        android:layout_width="@dimen/rmrb_dp14"
        android:layout_height="@dimen/rmrb_dp6"
        android:layout_marginLeft="@dimen/rmrb_dp31"
        android:visibility="gone"
        android:src="@drawable/dialog_electron_papter_arrow_up"/>

    <androidx.recyclerview.widget.RecyclerView
        android:id="@+id/rv_selector"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:background="@drawable/shape_ellipse_white_4_no_model"
        android:paddingTop="@dimen/rmrb_dp20"
        android:paddingBottom="@dimen/rmrb_dp20"
        android:paddingLeft="@dimen/rmrb_dp17"
        android:paddingRight="@dimen/rmrb_dp17"/>

    <ImageView
        android:id="@+id/ivDown"
        android:layout_width="@dimen/rmrb_dp14"
        android:layout_height="@dimen/rmrb_dp6"
        android:layout_marginLeft="@dimen/rmrb_dp31"
        android:src="@drawable/dialog_electron_papter_arrow_down"/>


</LinearLayout>