samples/SupportDesignDemos/res/layout/design_snackbar_without_col.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright (C) 2015 The Android Open Source Project
  ~
  ~ Licensed under the Apache License, Version 2.0 (the "License");
  ~ you may not use this file except in compliance with the License.
  ~ You may obtain a copy of the License at
  ~
  ~      http://www.apache.org/licenses/LICENSE-2.0
  ~
  ~ Unless required by applicable law or agreed to in writing, software
  ~ distributed under the License is distributed on an "AS IS" BASIS,
  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  ~ See the License for the specific language governing permissions and
  ~ limitations under the License.
  -->

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
              android:id="@+id/content_view"
              android:layout_width="match_parent"
              android:layout_height="wrap_content"
              android:padding="16dp"
              android:orientation="vertical">

    <Button
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="@string/snackbar_show_short"
            android:onClick="showShort"/>

    <Button
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="@string/snackbar_show_short_action"
            android:onClick="showAction"/>

    <Button
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="@string/snackbar_show_long"
            android:onClick="showLong"/>

    <Button
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="@string/snackbar_show_long_action"
            android:onClick="showLongAction"/>

    <Button
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="@string/snackbar_show_long_long_action"
            android:onClick="showLongLongAction"/>

</LinearLayout>