core/tests/coretests/res/layout/visibility_callback.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
/*
**
** Copyright 2007, 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.
*/
-->

<!-- Demonstrates changing view visibility. See corresponding Java code. -->

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <LinearLayout
      android:orientation="vertical"
      android:background="@drawable/box"
      android:layout_width="match_parent"
      android:layout_height="wrap_content">

      <TextView android:id="@+id/refUp"
          android:background="@drawable/red"
          android:layout_width="match_parent"
          android:layout_height="wrap_content"
          android:text="@string/visibility_1_view_1"/>

      <FrameLayout android:id="@+id/parent"
                   android:layout_width="match_parent"
                   android:layout_height="wrap_content">
          <view class="android.view.VisibilityCallback$MonitoredTextView"
                android:id="@+id/victim"
                android:background="@drawable/green"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="@string/visibility_1_view_2"/>
      </FrameLayout>

      <TextView android:id="@+id/refDown"
          android:background="@drawable/blue"
          android:layout_width="match_parent"
          android:layout_height="wrap_content"
          android:text="@string/visibility_1_view_3"/>

    </LinearLayout>

    <LinearLayout
        android:orientation="horizontal"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content">

        <Button android:id="@+id/vis"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/visibility_1_vis"/>

        <Button android:id="@+id/invis"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/visibility_1_invis"/>

        <Button android:id="@+id/gone"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/visibility_1_gone"/>

    </LinearLayout>
</LinearLayout>