topics/ui/multi-window.jd

page.title=
page.metaDescription=Android N
page.keywords="multi-window", "android N", "split screen", "free-form"

@jd:body

<div id="tb-wrapper">
  <div id="tb">
    <h2></h2>
      <ol>
        <li><a href="#overview"></a></li>
        <li><a href="#lifecycle"></a></li>
        <li><a href="#configuring">
</a></li>
        <li><a href="#running"></a></li>
        <li><a href="#testing"></a></li>
      </ol>
    <h2></h2>
      <ol>
        <li><a class="external-link" href="https://github.com/googlesamples/android-MultiWindowPlayground"> Playground
</a></li>
        <li><a class="external-link" href="https://medium.com/google-developers/5-tips-for-preparing-for-multi-window-in-android-n-7bed803dda64"> Android N </a></li>
      </ol>
  </div>
</div>

<p>
  Android N

<em></em>

<em></em>
</p>

<p>
   N Preview SDK
 Activity


</p>

<h2 id="overview"></h2>

<p>
  Android N


</p>

<ul>
  <li> Android N


  </li>

  <li> Android N  Nexus Player <a href="picture-in-picture.html"></a>


  </li>

  <li> Activity


  </li>
</ul>

<img src="{@docRoot}images/android-7.0/mw-splitscreen.png" alt="" width="650" srcset="{@docRoot}images/android-7.0/mw-splitscreen.png 1x,
    {@docRoot}images/android-7.0/mw-splitscreen_2x.png 2x," id="img-split-screen" />
<p class="img-caption">
  <strong> 1.</strong>
</p>

<p>

</p>

<ul>
  <li> <a href="{@docRoot}guide/components/recents.html">Overview </a> Activity  Activity  Activity


  </li>

  <li> Overview  Activity  Overview  Activity


  </li>
</ul>

<p>
   Activity  Activity <a href="{@docRoot}guide/topics/ui/drag-drop.html"></a>

 Activity

</p>

<h2 id="lifecycle"></h2>

<p>
   <a href="{@docRoot}training/basics/activity-lifecycle/index.html">Activity </a>

</p>

<p>
   Activity
 Activity  Activity<em></em>
   Activity
   Activity  Activity
 Activity  Activity  Activity


</p>

<p class="note">
  <strong></strong>


 Activity  {@link android.app.Activity#onPause onPause()}

<em></em>
   {@link android.app.Activity#onStop
  onStop()}  {@link android.app.Activity#onStart
  onStart()}
</p>

<p>
  <a href="{@docRoot}guide/topics/resources/runtime-changes.html"></a> Activity


   Activity


<a href="{@docRoot}guide/topics/resources/runtime-changes.html"></a> Activity  Activity Activity


</p>

<p>
   Activity <a href="{@docRoot}guide/topics/resources/runtime-changes.html"></a>

 {@link
  android.R.attr#windowBackground windowBackground}  <code>windowBackgroundFallback</code>


</p>

<h2 id="configuring"></h2>

<p>
   Android N Activity


   Activity  Activity
 Activity  <code>android:resizeableActivity</code>  true Activity


</p>

<p class="note">
  <strong></strong> Android N  SDK


<em></em>
</p>

<h4 id="resizeableActivity">android:resizeableActivity</h4>
<p>
   <code>&lt;activity&gt;</code>
 <code>&lt;application&gt;</code>

</p>

<pre>
android:resizeableActivity=["true" | "false"]
</pre>

<p>
   trueActivity
 falseActivity
 false Activity Activity


</p>

<p>
   Android N true

</p>

<h4 id="supportsPictureInPicture">android:supportsPictureInPicture</h4>

<p>
   <code>&lt;activity&gt;</code>  Activity
 <code>android:resizeableActivity</code>  false

</p>

<pre>
android:supportsPictureInPicture=["true" | "false"]
</pre>

<h3 id="layout"></h3>

<p>
   Android N<code>&lt;layout&gt;</code>  Activity


</p>

<dl>
  <dt>
    <code>android:defaultWidth</code>
  </dt>

  <dd>
     Activity
  </dd>

  <dt>
    <code>android:defaultHeight</code>
  </dt>

  <dd>
     Activity
  </dd>

  <dt>
    <code>android:gravity</code>
  </dt>

  <dd>
     Activity  {@link android.view.Gravity}

  </dd>

  <dt>
    <code>android:minimalHeight</code><code>android:minimalWidth</code>
  </dt>

  <dd>
     Activity
 Activity  Activity


  </dd>
</dl>

<p>
   Activity  Activity


</p>

<pre>
&lt;activity android:name=".MyActivity"&gt;
    &lt;layout android:defaultHeight="500dp"
          android:defaultWidth="600dp"
          android:gravity="top|end"
          android:minimalHeight="450dp"
          android:minimalWidth="300dp" /&gt;
&lt;/activity&gt;
</pre>

<h2 id="running"></h2>

<p>
  Android N

</p>

<h3 id="disabled-features"></h3>

<p>
   Activity  Activity


<ul>
  <li><a href="{@docRoot}training/system-ui/index.html"> UI</a>


  </li>

  <li> <code><a href=
  "{@docRoot}guide/topics/manifest/activity-element.html#screen"
  >android:screenOrientation</a></code>
  </li>
</ul>

<h3 id="change-notification"></h3>

<p>
  {@link android.app.Activity}
 <a href="{@docRoot}preview/setup-sdk.html#docs-dl">N Preview SDK </a>


</p>

<dl>
  <dt>
    <code>Activity.isInMultiWindowMode()</code>
  </dt>

  <dd>
     Activity
  </dd>

  <dt>
    <code>Activity.isInPictureInPictureMode()</code>
  </dt>

  <dd>
     Activity

    <p class="note">
      <strong></strong>
 <code>myActivity.isInPictureInPictureMode()</code>  true <code>myActivity.isInMultiWindowMode()</code>  true


    </p>
  </dd>

  <dt>
    <code>Activity.onMultiWindowModeChanged()</code>
  </dt>

  <dd>
    Activity
 Activity  true  false


  </dd>

  <dt>
    <code>Activity.onPictureInPictureModeChanged()</code>
  </dt>

  <dd>
    Activity
 Activity  true  false


  </dd>
</dl>

<p>
   {@link android.app.Fragment}  <code>Fragment.isInMultiWindowMode()</code>

</p>

<h3 id="entering-pip"></h3>

<p>
   Activity <code>Activity.enterPictureInPictureMode()</code>

<a href="picture-in-picture.html"></a>

</p>

<h3 id="launch"> Activity</h3>

<p>
   Activity  Activity  Activity
 <code>Intent.FLAG_ACTIVITY_LAUNCH_TO_ADJACENT</code>


</p>

<ul>
  <li> Activity  Activity Activity

 Activity

  </li>

  <li>
  </li>
</ul>

<p>
   Activity  <code>ActivityOptions.setLaunchBounds()</code>  Activity


</p>

<p class="note">
  <strong></strong> Activity Activity  Activity

 Activity Activity

</p>

<h3 id="dnd"></h3>

<p>
   Activity  Activity <a href="{@docRoot}guide/topics/ui/drag-drop.html"></a>

 Activity


</p>

<p>
  N Preview SDK  <a href="{@docRoot}reference/android/view/package-summary.html"><code>android.view</code></a>
 <a href="{@docRoot}preview/setup-sdk.html#docs-dl">N Preview SDK </a>


</p>

<dl>
  <dt>
    <code>android.view.DropPermissions</code>
  </dt>

  <dd>


  </dd>

  <dt>
    <code>View.startDragAndDrop()</code>
  </dt>

  <dd>
    {@link android.view.View#startDrag View.startDrag()}  Activity  <code>View.DRAG_FLAG_GLOBAL</code>

 Activity  URI  <code>View.DRAG_FLAG_GLOBAL_URI_READ</code>  <code>View.DRAG_FLAG_GLOBAL_URI_WRITE</code>


  </dd>

  <dt>
    <code>View.cancelDragAndDrop()</code>
  </dt>

  <dd>


  </dd>

  <dt>
    <code>View.updateDragShadow()</code>
  </dt>

  <dd>


  </dd>

  <dt>
    <code>Activity.requestDropPermissions()</code>
  </dt>

  <dd>
     {@link android.view.DragEvent}  {@link
    android.content.ClipData}  URI
  </dd>
</dl>

<h2 id="testing"></h2>

<p>
   Android N  Android N


</p>

<h3 id="configuring"></h3>

<p>
   Android N

</p>

<h3 id="test-non-n"> N Preview SDK </h3>

<p>
   N Preview SDK


</p>

<p>
   Android N


</p>

<p>


</p>

<h3 id="test-mw"></h3>

<p>
   N Preview SDK


</p>

<ul>
  <li> Overview

  </li>

  <li>
 Overview


  </li>

  <li>
   UI

  </li>

  <li>


  </li>

  <li> UI


  </li>
</ul>

<h4 id="test-checklist"></h4>

<p>


</p>

<ul>
  <li>
  </li>

  <li>


  </li>

  <li>


  </li>

  <li>
<a href="{@docRoot}tools/debugging/debugging-memory.html"></a>


  </li>

  <li>
 UI

  </li>
</ul>

<h3 id="test-disabled-mw"></h3>

<p>
   <code>android:resizableActivity="false"</code>  Android N


</p>