iboss-mini-android/res/layout/popupwindows_multiselect.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="@color/pull_down_bg">

    <LinearLayout
        android:id="@+id/linearLayout_selector"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginLeft="10dp"
        android:layout_marginRight="10dp"
        android:orientation="vertical">         
        <ListView
            android:id="@+id/listView_selector"
            android:layout_width="match_parent"
            android:layout_height="120dp"
            android:layout_marginTop="10dp"
            android:divider="@null" />

        <Button
            android:id="@+id/btn_sure"
            android:layout_width="match_parent"
            android:layout_height="30dp"
            android:text="确定"
            android:background="@color/colorAccent"></Button>
    </LinearLayout>

</RelativeLayout>