react-native-number-picker-library/android/src/main/res/layout/dialog_numberpicker.xml

A Native number picker for both Android & iOS

<?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="match_parent"
    android:orientation="vertical" >

    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="200dp"
        android:layout_alignParentBottom="true"
        android:background="#FFFFFF" >

        <NumberPicker
            android:id="@+id/np_quantity"
            android:layout_width="match_parent"
            android:layout_height="100dp"
            android:layout_alignParentBottom="true"
            android:layout_marginBottom="40dp"/>

        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_alignParentTop="true"
            android:orientation="horizontal"
            android:layout_marginTop="10dp">

            <TextView
                android:id="@+id/bt_cancel"
                android:layout_marginStart="10dp"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:textStyle="bold"
                android:gravity="start"
                android:textSize="18sp"
                android:layout_alignParentStart="true"/>

            <TextView
                android:id="@+id/bt_apply"
                android:gravity="end"
                android:textStyle="bold"
                android:layout_marginEnd="10dp"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:textSize="18sp"
                android:layout_alignParentEnd="true"/>
        </RelativeLayout>
    </RelativeLayout>

</RelativeLayout>