activity_login.xml

<?xml version="1.0" encoding="utf-8"?>
<layout xmlns:android="http://schemas.android.com/apk/res/android"
        xmlns:app="http://schemas.android.com/apk/res-auto"
        xmlns:tools="http://schemas.android.com/tools">

    <data>
        <variable
            name="model"
            type="com.fueled.loginbindings.LoginModel"/>
        <variable
            name="handler"
            type="com.fueled.loginbindings.MainHandler"/>
    </data>

    <ScrollView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:fillViewport="true"
        tools:context="com.fueled.loginbindings.MainActivity">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="vertical">

            <EditText
                android:id="@+id/username_edit_text"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="@string/email"
                android:imeOptions="actionNext"
                android:text="@={model.email}"/>

            <EditText
                android:id="@+id/password_edit_text"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="@string/password"
                android:imeOptions="actionDone"
                android:inputType="textPassword"
                android:text="@={model.password}"/>

            <Button
                android:id="@+id/login_button"
                style="@style/LoginButton"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_marginBottom="@dimen/space_xlarge"
                android:layout_marginTop="@dimen/space_xlarge"
                android:enabled="@{model.loginEnabled}"
                android:onClick="@{() -> handler.onLoginClicked(model.email, model.password)}"
                android:text="@string/login"/>

        </LinearLayout>
    </ScrollView>
</layout>