examples/android/CHIPTool/app/src/main/res/layout/enter_wifi_network_fragment.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="match_parent"
    android:layout_height="match_parent">

    <TextView
        android:id="@+id/titleTv"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:text="@string/enter_wifi_credentials_title"
        android:padding="16dp"
        android:textSize="20sp"/>

    <EditText
        android:id="@+id/ssidEd"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_margin="16dp"
        android:layout_below="@id/titleTv"
        android:inputType="text"
        android:textSize="20sp"
        android:hint="@string/enter_wifi_ssid_hint"/>

    <EditText
        android:id="@+id/pwdEd"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_margin="16dp"
        android:layout_below="@id/ssidEd"
        android:inputType="text"
        android:textSize="20sp"
        android:hint="@string/enter_wifi_password_hint"/>

    <Button
        android:id="@+id/saveNetworkBtn"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentBottom="true"
        android:layout_alignParentEnd="true"
        android:padding="16dp"
        android:layout_margin="16dp"
        android:text="@string/enter_wifi_save_network_btn"/>

</RelativeLayout>