CINXE.COM

Savedstate  |  Jetpack  |  Android Developers

<!doctype html> <html lang="en" dir="ltr"> <head> <meta name="google-signin-client-id" content="721724668570-nbkv1cfusk7kk4eni4pjvepaus73b13t.apps.googleusercontent.com"> <meta name="google-signin-scope" content="profile email https://www.googleapis.com/auth/developerprofiles https://www.googleapis.com/auth/developerprofiles.award"> <meta property="og:site_name" content="Android Developers"> <meta property="og:type" content="website"><meta name="theme-color" content="#34a853"><meta charset="utf-8"> <meta content="IE=Edge" http-equiv="X-UA-Compatible"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="manifest" href="/_pwa/android/manifest.json" crossorigin="use-credentials"> <link rel="preconnect" href="//www.gstatic.com" crossorigin> <link rel="preconnect" href="//fonts.gstatic.com" crossorigin> <link rel="preconnect" href="//fonts.googleapis.com" crossorigin> <link rel="preconnect" href="//apis.google.com" crossorigin> <link rel="preconnect" href="//www.google-analytics.com" crossorigin><link rel="stylesheet" href="//fonts.googleapis.com/css?family=Google+Sans:400,500,600,700|Google+Sans+Text:400,400italic,500,500italic,600,600italic,700,700italic|Roboto+Mono:400,500,700&display=swap"> <link rel="stylesheet" href="//fonts.googleapis.com/css2?family=Material+Icons&family=Material+Symbols+Outlined&display=block"><link rel="stylesheet" href="https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/android/css/app.css"> <link rel="stylesheet" href="https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/android/css/dark-theme.css" disabled> <link rel="shortcut icon" href="https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/android/images/favicon.svg"> <link rel="apple-touch-icon" href="https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/android/images/touchicon-180.png"><link rel="canonical" href="https://developer.android.com/jetpack/androidx/releases/savedstate"><link rel="search" type="application/opensearchdescription+xml" title="Android Developers" href="https://developer.android.com/s/opensearch.xml"> <link rel="alternate" hreflang="en" href="https://developer.android.com/jetpack/androidx/releases/savedstate" /><link rel="alternate" hreflang="x-default" href="https://developer.android.com/jetpack/androidx/releases/savedstate" /><link rel="alternate" hreflang="ar" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=ar" /><link rel="alternate" hreflang="bn" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=bn" /><link rel="alternate" hreflang="zh-Hans" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=zh-cn" /><link rel="alternate" hreflang="zh-Hant" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=zh-tw" /><link rel="alternate" hreflang="fa" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=fa" /><link rel="alternate" hreflang="fr" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=fr" /><link rel="alternate" hreflang="de" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=de" /><link rel="alternate" hreflang="he" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=he" /><link rel="alternate" hreflang="hi" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=hi" /><link rel="alternate" hreflang="id" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=id" /><link rel="alternate" hreflang="it" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=it" /><link rel="alternate" hreflang="ja" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=ja" /><link rel="alternate" hreflang="ko" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=ko" /><link rel="alternate" hreflang="pl" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=pl" /><link rel="alternate" hreflang="pt-BR" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=pt-br" /><link rel="alternate" hreflang="ru" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=ru" /><link rel="alternate" hreflang="es-419" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=es-419" /><link rel="alternate" hreflang="th" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=th" /><link rel="alternate" hreflang="tr" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=tr" /><link rel="alternate" hreflang="vi" href="https://developer.android.com/jetpack/androidx/releases/savedstate?hl=vi" /><title>Savedstate &nbsp;|&nbsp; Jetpack &nbsp;|&nbsp; Android Developers</title> <meta property="og:title" content="Savedstate &nbsp;|&nbsp; Jetpack &nbsp;|&nbsp; Android Developers"><meta property="og:url" content="https://developer.android.com/jetpack/androidx/releases/savedstate"><meta property="og:image" content="https://developer.android.com/static/images/social/android-developers.png"> <meta property="og:image:width" content="1200"> <meta property="og:image:height" content="675"><meta property="og:locale" content="en"><meta name="twitter:card" content="summary_large_image"><script type="application/ld+json"> { "@context": "https://schema.org", "@type": "Article", "headline": "Savedstate" } </script><script type="application/ld+json"> { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{ "@type": "ListItem", "position": 1, "name": "Get started", "item": "https://developer.android.com/get-started/overview" },{ "@type": "ListItem", "position": 2, "name": "Jetpack", "item": "https://developer.android.com/jetpack" },{ "@type": "ListItem", "position": 3, "name": "Savedstate", "item": "https://developer.android.com/jetpack/androidx/releases/savedstate" }] } </script> <link rel="stylesheet" href="/extras.css"></head> <body class="" template="page" theme="android-theme" type="article" appearance layout="docs" display-toc pending> <devsite-progress type="indeterminate" id="app-progress"></devsite-progress> <section class="devsite-wrapper"> <devsite-cookie-notification-bar></devsite-cookie-notification-bar><devsite-header role="banner"> <div class="devsite-header--inner nocontent"> <div class="devsite-top-logo-row-wrapper-wrapper"> <div class="devsite-top-logo-row-wrapper"> <div class="devsite-top-logo-row"> <button type="button" id="devsite-hamburger-menu" class="devsite-header-icon-button button-flat material-icons gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Navigation menu button" visually-hidden aria-label="Open menu"> </button> <div class="devsite-product-name-wrapper"> <a href="/" class="devsite-site-logo-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Site logo" track-type="globalNav" track-name="androidDevelopers" track-metadata-position="nav" track-metadata-eventDetail="nav"> <picture> <source srcset="https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/android/images/lockup-dark-theme.svg" media="(prefers-color-scheme: dark)" class="devsite-dark-theme" alt="Android Developers"> <img src="https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/android/images/lockup.svg" class="devsite-site-logo" alt="Android Developers"> </picture> </a> <span class="devsite-product-name"> <ul class="devsite-breadcrumb-list" > <li class="devsite-breadcrumb-item "> </li> </ul> </span> </div> <div class="devsite-top-logo-row-middle"> <div class="devsite-header-upper-tabs"> <devsite-tabs class="upper-tabs"> <nav class="devsite-tabs-wrapper" aria-label="Upper tabs"> <tab class="devsite-dropdown devsite-dropdown-full devsite-active "> <a href="https://developer.android.com/jetpack" track-metadata-eventdetail="https://developer.android.com/jetpack" class="devsite-tabs-content gc-analytics-event android-dropdown-tab" track-type="nav" track-metadata-position="nav - essentials" track-metadata-module="primary nav" aria-label="Essentials, selected" data-category="Site-Wide Custom Events" data-label="Tab: Essentials" track-name="essentials" > Essentials </a> <a href="#" role="button" aria-haspopup="true" aria-expanded="false" aria-label="Dropdown menu for Essentials" track-type="nav" track-metadata-eventdetail="https://developer.android.com/jetpack" track-metadata-position="nav - essentials" track-metadata-module="primary nav" data-category="Site-Wide Custom Events" data-label="Tab: Essentials" track-name="essentials" class="devsite-tabs-dropdown-toggle devsite-icon devsite-icon-arrow-drop-down"></a> <div class="devsite-tabs-dropdown" aria-label="submenu" hidden> <div class="devsite-tabs-dropdown-content"> <div class="devsite-tabs-dropdown-column android-dropdown android-dropdown-primary android-dropdown-studio"> <ul class="devsite-tabs-dropdown-section "> <li class="devsite-nav-title" role="heading" tooltip>Gemini in Android Studio</li> <li class="devsite-nav-description">Your AI development companion for Android development. </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/gemini-in-android" track-type="nav" track-metadata-eventdetail="https://developer.android.com/gemini-in-android" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="gemini in android studio" tooltip class="button button-primary" > <div class="devsite-nav-item-title"> Learn more </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/studio" track-type="nav" track-metadata-eventdetail="https://developer.android.com/studio" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="gemini in android studio" tooltip class="button button-white" > <div class="devsite-nav-item-title"> Get Android Studio </div> </a> </li> </ul> </div> <div class="devsite-tabs-dropdown-column android-dropdown"> <ul class="devsite-tabs-dropdown-section android-dropdown-section-icon android-dropdown-section-icon-launch"> <li class="devsite-nav-title" role="heading" tooltip>Get started</li> <li class="devsite-nav-description">Start by creating your first app. Go deeper with our training courses or explore app development on your own. </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/get-started/overview" track-type="nav" track-metadata-eventdetail="https://developer.android.com/get-started/overview" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="get started" tooltip > <div class="devsite-nav-item-title"> Hello world </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/courses" track-type="nav" track-metadata-eventdetail="https://developer.android.com/courses" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="get started" tooltip > <div class="devsite-nav-item-title"> Training courses </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/get-started/codelabs" track-type="nav" track-metadata-eventdetail="https://developer.android.com/get-started/codelabs" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="get started" tooltip > <div class="devsite-nav-item-title"> Tutorials </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/kotlin" track-type="nav" track-metadata-eventdetail="https://developer.android.com/kotlin" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="get started" tooltip > <div class="devsite-nav-item-title"> Kotlin for Android </div> </a> </li> <li class="devsite-nav-item"> <a href="https://play.google.com/console/about/guides/monetize/" track-type="nav" track-metadata-eventdetail="https://play.google.com/console/about/guides/monetize/" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="get started" tooltip > <div class="devsite-nav-item-title"> Monetization with Play ↗️ </div> </a> </li> </ul> </div> <div class="devsite-tabs-dropdown-column android-dropdown"> <ul class="devsite-tabs-dropdown-section android-dropdown-section-icon android-dropdown-section-icon-multiple-screens"> <li class="devsite-nav-title" role="heading" tooltip>Extend by device</li> <li class="devsite-nav-description">Build apps that give your users seamless experiences from phones to tablets, watches, and more. </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/adaptive-apps" track-type="nav" track-metadata-eventdetail="https://developer.android.com/adaptive-apps" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="extend by device" tooltip > <div class="devsite-nav-item-title"> Adaptive apps </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/wear" track-type="nav" track-metadata-eventdetail="https://developer.android.com/wear" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="extend by device" tooltip > <div class="devsite-nav-item-title"> Wear OS </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/cars" track-type="nav" track-metadata-eventdetail="https://developer.android.com/cars" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="extend by device" tooltip > <div class="devsite-nav-item-title"> Android for Cars </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/tv" track-type="nav" track-metadata-eventdetail="https://developer.android.com/tv" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="extend by device" tooltip > <div class="devsite-nav-item-title"> Android TV </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/chrome-os" track-type="nav" track-metadata-eventdetail="https://developer.android.com/chrome-os" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="extend by device" tooltip > <div class="devsite-nav-item-title"> ChromeOS </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/multi-device-development" track-type="nav" track-metadata-eventdetail="https://developer.android.com/multi-device-development" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="extend by device" tooltip > <div class="devsite-nav-item-title"> Cross-device SDK </div> </a> </li> </ul> </div> <div class="devsite-tabs-dropdown-column android-dropdown"> <ul class="devsite-tabs-dropdown-section android-dropdown-section-icon android-dropdown-section-icon-platform"> <li class="devsite-nav-title" role="heading" tooltip>Build by category</li> <li class="devsite-nav-description">Learn to build for your use case by following Google&#39;s prescriptive and opinionated guidance. </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/games" track-type="nav" track-metadata-eventdetail="https://developer.android.com/games" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="build by category" tooltip > <div class="devsite-nav-item-title"> Games </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/media" track-type="nav" track-metadata-eventdetail="https://developer.android.com/media" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="build by category" tooltip > <div class="devsite-nav-item-title"> Camera & Media </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/social-and-messaging" track-type="nav" track-metadata-eventdetail="https://developer.android.com/social-and-messaging" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="build by category" tooltip > <div class="devsite-nav-item-title"> Social & messaging </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/health-and-fitness" track-type="nav" track-metadata-eventdetail="https://developer.android.com/health-and-fitness" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="build by category" tooltip > <div class="devsite-nav-item-title"> Health & Fitness </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/productivity" track-type="nav" track-metadata-eventdetail="https://developer.android.com/productivity" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="build by category" tooltip > <div class="devsite-nav-item-title"> Productivity </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/work/overview" track-type="nav" track-metadata-eventdetail="https://developer.android.com/work/overview" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="build by category" tooltip > <div class="devsite-nav-item-title"> Enterprise apps </div> </a> </li> </ul> </div> <div class="devsite-tabs-dropdown-column android-dropdown"> <ul class="devsite-tabs-dropdown-section android-dropdown-section-icon android-dropdown-section-icon-stars"> <li class="devsite-nav-title" role="heading" tooltip>Get the latest</li> <li class="devsite-nav-description">Stay in touch with the latest releases throughout the year, join our preview programs, and give us your feedback. </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/latest-updates" track-type="nav" track-metadata-eventdetail="https://developer.android.com/latest-updates" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="get the latest" tooltip > <div class="devsite-nav-item-title"> Latest updates </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/latest-updates/experimental" track-type="nav" track-metadata-eventdetail="https://developer.android.com/latest-updates/experimental" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="get the latest" tooltip > <div class="devsite-nav-item-title"> Experimental updates </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/studio/preview" track-type="nav" track-metadata-eventdetail="https://developer.android.com/studio/preview" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="get the latest" tooltip > <div class="devsite-nav-item-title"> Android Studio preview </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/jetpack/androidx/versions" track-type="nav" track-metadata-eventdetail="https://developer.android.com/jetpack/androidx/versions" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="get the latest" tooltip > <div class="devsite-nav-item-title"> Jetpack & Compose libraries </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/training/wearables/versions/4" track-type="nav" track-metadata-eventdetail="https://developer.android.com/training/wearables/versions/4" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="get the latest" tooltip > <div class="devsite-nav-item-title"> Wear OS preview </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/design-for-safety/privacy-sandbox" track-type="nav" track-metadata-eventdetail="https://developer.android.com/design-for-safety/privacy-sandbox" track-metadata-position="nav - essentials" track-metadata-module="tertiary nav" track-metadata-module_headline="get the latest" tooltip > <div class="devsite-nav-item-title"> Privacy Sandbox </div> </a> </li> </ul> </div> </div> </div> </tab> <tab class="devsite-dropdown devsite-dropdown-full "> <a href="https://developer.android.com/design" track-metadata-eventdetail="https://developer.android.com/design" class="devsite-tabs-content gc-analytics-event android-dropdown-tab" track-type="nav" track-metadata-position="nav - design &amp; plan" track-metadata-module="primary nav" data-category="Site-Wide Custom Events" data-label="Tab: Design &amp; Plan" track-name="design &amp; plan" > Design &amp; Plan </a> <a href="#" role="button" aria-haspopup="true" aria-expanded="false" aria-label="Dropdown menu for Design &amp; Plan" track-type="nav" track-metadata-eventdetail="https://developer.android.com/design" track-metadata-position="nav - design &amp; plan" track-metadata-module="primary nav" data-category="Site-Wide Custom Events" data-label="Tab: Design &amp; Plan" track-name="design &amp; plan" class="devsite-tabs-dropdown-toggle devsite-icon devsite-icon-arrow-drop-down"></a> <div class="devsite-tabs-dropdown" aria-label="submenu" hidden> <div class="devsite-tabs-dropdown-content"> <div class="devsite-tabs-dropdown-column android-dropdown"> <ul class="devsite-tabs-dropdown-section android-dropdown-section-icon android-dropdown-section-icon-layout"> <li class="devsite-nav-title" role="heading" tooltip>UI Design</li> <li class="devsite-nav-description">Design a beautiful user interface using Android best practices.</li> <li class="devsite-nav-item"> <a href="https://developer.android.com/design/ui" track-type="nav" track-metadata-eventdetail="https://developer.android.com/design/ui" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="ui design" tooltip > <div class="devsite-nav-item-title"> Design for Android </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/design/ui/mobile" track-type="nav" track-metadata-eventdetail="https://developer.android.com/design/ui/mobile" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="ui design" tooltip > <div class="devsite-nav-item-title"> Mobile </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/design/ui/large-screens" track-type="nav" track-metadata-eventdetail="https://developer.android.com/design/ui/large-screens" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="ui design" tooltip > <div class="devsite-nav-item-title"> Large screens (e.g., tablets) </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/design/ui/widget" track-type="nav" track-metadata-eventdetail="https://developer.android.com/design/ui/widget" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="ui design" tooltip > <div class="devsite-nav-item-title"> Widgets </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/design/ui/wear" track-type="nav" track-metadata-eventdetail="https://developer.android.com/design/ui/wear" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="ui design" tooltip > <div class="devsite-nav-item-title"> Wear OS </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/design/ui/tv" track-type="nav" track-metadata-eventdetail="https://developer.android.com/design/ui/tv" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="ui design" tooltip > <div class="devsite-nav-item-title"> Android TV </div> </a> </li> </ul> </div> <div class="devsite-tabs-dropdown-column android-dropdown"> <ul class="devsite-tabs-dropdown-section android-dropdown-section-icon android-dropdown-section-icon-design"> <li class="devsite-nav-title" role="heading" tooltip>Architecture</li> <li class="devsite-nav-description">Design robust, testable, and maintainable app logic and services.</li> <li class="devsite-nav-item"> <a href="https://developer.android.com/topic/architecture/intro" track-type="nav" track-metadata-eventdetail="https://developer.android.com/topic/architecture/intro" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="architecture" tooltip > <div class="devsite-nav-item-title"> Introduction </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/topic/libraries/view-binding" track-type="nav" track-metadata-eventdetail="https://developer.android.com/topic/libraries/view-binding" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="architecture" tooltip > <div class="devsite-nav-item-title"> Libraries </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/guide/navigation/navigation-principles" track-type="nav" track-metadata-eventdetail="https://developer.android.com/guide/navigation/navigation-principles" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="architecture" tooltip > <div class="devsite-nav-item-title"> Navigation </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/topic/modularization" track-type="nav" track-metadata-eventdetail="https://developer.android.com/topic/modularization" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="architecture" tooltip > <div class="devsite-nav-item-title"> Modularization </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/training/testing/fundamentals" track-type="nav" track-metadata-eventdetail="https://developer.android.com/training/testing/fundamentals" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="architecture" tooltip > <div class="devsite-nav-item-title"> Testing </div> </a> </li> </ul> </div> <div class="devsite-tabs-dropdown-column android-dropdown"> <ul class="devsite-tabs-dropdown-section android-dropdown-section-icon android-dropdown-section-icon-vitals"> <li class="devsite-nav-title" role="heading" tooltip>Quality</li> <li class="devsite-nav-description">Plan for app quality and align with Play store guidelines.</li> <li class="devsite-nav-item"> <a href="https://developer.android.com/quality" track-type="nav" track-metadata-eventdetail="https://developer.android.com/quality" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="quality" tooltip > <div class="devsite-nav-item-title"> Overview </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/quality/core-value" track-type="nav" track-metadata-eventdetail="https://developer.android.com/quality/core-value" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="quality" tooltip > <div class="devsite-nav-item-title"> Core value </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/quality/user-experience" track-type="nav" track-metadata-eventdetail="https://developer.android.com/quality/user-experience" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="quality" tooltip > <div class="devsite-nav-item-title"> User experience </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/quality/technical" track-type="nav" track-metadata-eventdetail="https://developer.android.com/quality/technical" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="quality" tooltip > <div class="devsite-nav-item-title"> Technical quality </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/quality/privacy-and-security" track-type="nav" track-metadata-eventdetail="https://developer.android.com/quality/privacy-and-security" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="quality" tooltip > <div class="devsite-nav-item-title"> Security </div> </a> </li> </ul> </div> <div class="devsite-tabs-dropdown-column android-dropdown"> <ul class="devsite-tabs-dropdown-section android-dropdown-section-icon android-dropdown-section-icon-security-2"> <li class="devsite-nav-title" role="heading" tooltip>Security</li> <li class="devsite-nav-description">Safeguard users against threats and ensure a secure Android experience.</li> <li class="devsite-nav-item"> <a href="https://developer.android.com/security" track-type="nav" track-metadata-eventdetail="https://developer.android.com/security" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="security" tooltip > <div class="devsite-nav-item-title"> Overview </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/privacy-and-security/about" track-type="nav" track-metadata-eventdetail="https://developer.android.com/privacy-and-security/about" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="security" tooltip > <div class="devsite-nav-item-title"> Privacy </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/identity" track-type="nav" track-metadata-eventdetail="https://developer.android.com/identity" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="security" tooltip > <div class="devsite-nav-item-title"> Identity </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/security/fraud-prevention" track-type="nav" track-metadata-eventdetail="https://developer.android.com/security/fraud-prevention" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="security" tooltip > <div class="devsite-nav-item-title"> Fraud prevention </div> </a> </li> </ul> </div> <div class="devsite-tabs-dropdown-column android-dropdown"> <ul class="devsite-tabs-dropdown-section android-dropdown-section-icon android-dropdown-section-icon-earth"> <li class="devsite-nav-title" role="heading" tooltip>Build for Billions</li> <li class="devsite-nav-description">Create the best experience for entry-level devices</li> <li class="devsite-nav-item"> <a href="https://developer.android.com/build-for-billions" track-type="nav" track-metadata-eventdetail="https://developer.android.com/build-for-billions" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="build for billions" tooltip > <div class="devsite-nav-item-title"> Overview </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/docs/quality-guidelines/build-for-billions" track-type="nav" track-metadata-eventdetail="https://developer.android.com/docs/quality-guidelines/build-for-billions" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="build for billions" tooltip > <div class="devsite-nav-item-title"> About new markets </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/guide/topics/androidgo" track-type="nav" track-metadata-eventdetail="https://developer.android.com/guide/topics/androidgo" track-metadata-position="nav - design &amp; plan" track-metadata-module="tertiary nav" track-metadata-module_headline="build for billions" tooltip > <div class="devsite-nav-item-title"> Android (Go edition) </div> </a> </li> </ul> </div> </div> </div> </tab> <tab class="devsite-dropdown devsite-dropdown-full "> <a href="https://developer.android.com/develop" track-metadata-eventdetail="https://developer.android.com/develop" class="devsite-tabs-content gc-analytics-event android-dropdown-tab" track-type="nav" track-metadata-position="nav - develop" track-metadata-module="primary nav" data-category="Site-Wide Custom Events" data-label="Tab: Develop" track-name="develop" > Develop </a> <a href="#" role="button" aria-haspopup="true" aria-expanded="false" aria-label="Dropdown menu for Develop" track-type="nav" track-metadata-eventdetail="https://developer.android.com/develop" track-metadata-position="nav - develop" track-metadata-module="primary nav" data-category="Site-Wide Custom Events" data-label="Tab: Develop" track-name="develop" class="devsite-tabs-dropdown-toggle devsite-icon devsite-icon-arrow-drop-down"></a> <div class="devsite-tabs-dropdown" aria-label="submenu" hidden> <div class="devsite-tabs-dropdown-content"> <div class="devsite-tabs-dropdown-column android-dropdown android-dropdown-primary android-dropdown-ai"> <ul class="devsite-tabs-dropdown-section "> <li class="devsite-nav-title" role="heading" tooltip>Build AI experiences</li> <li class="devsite-nav-description">Build AI-powered Android apps with Gemini APIs and more. </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/ai" track-type="nav" track-metadata-eventdetail="https://developer.android.com/ai" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="build ai experiences" tooltip class="button button-primary" > <div class="devsite-nav-item-title"> Get started </div> </a> </li> </ul> </div> <div class="devsite-tabs-dropdown-column android-dropdown"> <ul class="devsite-tabs-dropdown-section android-dropdown-section-icon android-dropdown-section-icon-flag"> <li class="devsite-nav-title" role="heading" tooltip>Core areas</li> <li class="devsite-nav-description">Get the samples and docs for the features you need.</li> <li class="devsite-nav-item"> <a href="https://developer.android.com/samples" track-type="nav" track-metadata-eventdetail="https://developer.android.com/samples" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="core areas" tooltip > <div class="devsite-nav-item-title"> Samples </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/quick-guides" track-type="nav" track-metadata-eventdetail="https://developer.android.com/quick-guides" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="core areas" tooltip > <div class="devsite-nav-item-title"> Try Quick Guidesᵇᵉᵗᵃ </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/develop/ui" track-type="nav" track-metadata-eventdetail="https://developer.android.com/develop/ui" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="core areas" tooltip > <div class="devsite-nav-item-title"> User interfaces </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/guide/topics/permissions/overview" track-type="nav" track-metadata-eventdetail="https://developer.android.com/guide/topics/permissions/overview" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="core areas" tooltip > <div class="devsite-nav-item-title"> Permissions </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/develop/background-work" track-type="nav" track-metadata-eventdetail="https://developer.android.com/develop/background-work" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="core areas" tooltip > <div class="devsite-nav-item-title"> Background work </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/guide/topics/data" track-type="nav" track-metadata-eventdetail="https://developer.android.com/guide/topics/data" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="core areas" tooltip > <div class="devsite-nav-item-title"> Data and files </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/develop#core-areas" track-type="nav" track-metadata-eventdetail="https://developer.android.com/develop#core-areas" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="core areas" tooltip > <div class="devsite-nav-item-title"> All core areas ⤵️ </div> </a> </li> </ul> </div> <div class="devsite-tabs-dropdown-column android-dropdown"> <ul class="devsite-tabs-dropdown-section android-dropdown-section-icon android-dropdown-section-icon-tools-2"> <li class="devsite-nav-title" role="heading" tooltip>Tools and workflow</li> <li class="devsite-nav-description">Use the IDE to write and build your app, or create your own pipeline.</li> <li class="devsite-nav-item"> <a href="https://developer.android.com/studio/write" track-type="nav" track-metadata-eventdetail="https://developer.android.com/studio/write" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="tools and workflow" tooltip > <div class="devsite-nav-item-title"> Write and debug code </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/build/gradle-build-overview" track-type="nav" track-metadata-eventdetail="https://developer.android.com/build/gradle-build-overview" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="tools and workflow" tooltip > <div class="devsite-nav-item-title"> Build projects </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/training/testing" track-type="nav" track-metadata-eventdetail="https://developer.android.com/training/testing" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="tools and workflow" tooltip > <div class="devsite-nav-item-title"> Test your app </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/topic/performance/overview" track-type="nav" track-metadata-eventdetail="https://developer.android.com/topic/performance/overview" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="tools and workflow" tooltip > <div class="devsite-nav-item-title"> Performance </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/tools" track-type="nav" track-metadata-eventdetail="https://developer.android.com/tools" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="tools and workflow" tooltip > <div class="devsite-nav-item-title"> Command-line tools </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/reference/tools/gradle-api" track-type="nav" track-metadata-eventdetail="https://developer.android.com/reference/tools/gradle-api" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="tools and workflow" tooltip > <div class="devsite-nav-item-title"> Gradle plugin API </div> </a> </li> </ul> </div> <div class="devsite-tabs-dropdown-column android-dropdown"> <ul class="devsite-tabs-dropdown-section android-dropdown-section-icon android-dropdown-section-icon-multiple-screens"> <li class="devsite-nav-title" role="heading" tooltip>Device tech</li> <li class="devsite-nav-description">Write code for form factors. Connect devices and share data.</li> <li class="devsite-nav-item"> <a href="https://developer.android.com/guide/topics/large-screens/get-started-with-large-screens" track-type="nav" track-metadata-eventdetail="https://developer.android.com/guide/topics/large-screens/get-started-with-large-screens" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="device tech" tooltip > <div class="devsite-nav-item-title"> Large screens (e.g., tablets) </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/training/wearables" track-type="nav" track-metadata-eventdetail="https://developer.android.com/training/wearables" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="device tech" tooltip > <div class="devsite-nav-item-title"> Wear OS </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/health-and-fitness/guides" track-type="nav" track-metadata-eventdetail="https://developer.android.com/health-and-fitness/guides" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="device tech" tooltip > <div class="devsite-nav-item-title"> Android Health </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/guide/topics/connectivity/cross-device-sdk/overview" track-type="nav" track-metadata-eventdetail="https://developer.android.com/guide/topics/connectivity/cross-device-sdk/overview" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="device tech" tooltip > <div class="devsite-nav-item-title"> Cross-device SDK </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/training/cars" track-type="nav" track-metadata-eventdetail="https://developer.android.com/training/cars" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="device tech" tooltip > <div class="devsite-nav-item-title"> Android for Cars </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/training/tv" track-type="nav" track-metadata-eventdetail="https://developer.android.com/training/tv" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="device tech" tooltip > <div class="devsite-nav-item-title"> Android TV </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/chrome-os/intro" track-type="nav" track-metadata-eventdetail="https://developer.android.com/chrome-os/intro" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="device tech" tooltip > <div class="devsite-nav-item-title"> ChromeOS </div> </a> </li> </ul> </div> <div class="devsite-tabs-dropdown-column android-dropdown"> <ul class="devsite-tabs-dropdown-section android-dropdown-section-icon android-dropdown-section-icon-core-library"> <li class="devsite-nav-title" role="heading" tooltip>Libraries</li> <li class="devsite-nav-description">Browse API reference documentation with all the details.</li> <li class="devsite-nav-item"> <a href="https://developer.android.com/reference/packages" track-type="nav" track-metadata-eventdetail="https://developer.android.com/reference/packages" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="libraries" tooltip > <div class="devsite-nav-item-title"> Android platform </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/jetpack/androidx/explorer" track-type="nav" track-metadata-eventdetail="https://developer.android.com/jetpack/androidx/explorer" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="libraries" tooltip > <div class="devsite-nav-item-title"> Jetpack libraries </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.android.com/jetpack/androidx/releases/compose" track-type="nav" track-metadata-eventdetail="https://developer.android.com/jetpack/androidx/releases/compose" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="libraries" tooltip > <div class="devsite-nav-item-title"> Compose libraries </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developers.google.com/android/reference/packages" track-type="nav" track-metadata-eventdetail="https://developers.google.com/android/reference/packages" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="libraries" tooltip > <div class="devsite-nav-item-title"> Google Play services ↗️ </div> </a> </li> <li class="devsite-nav-item"> <a href="https://play.google.com/sdks" track-type="nav" track-metadata-eventdetail="https://play.google.com/sdks" track-metadata-position="nav - develop" track-metadata-module="tertiary nav" track-metadata-module_headline="libraries" tooltip > <div class="devsite-nav-item-title"> Google Play SDK index ↗️ </div> </a> </li> </ul> </div> </div> </div> </tab> <tab > <a href="https://developer.android.com/distribute" track-metadata-eventdetail="https://developer.android.com/distribute" class="devsite-tabs-content gc-analytics-event " track-type="nav" track-metadata-position="nav - google play" track-metadata-module="primary nav" data-category="Site-Wide Custom Events" data-label="Tab: Google Play" track-name="google play" > Google Play </a> </tab> <tab > <a href="https://developer.android.com/community" track-metadata-eventdetail="https://developer.android.com/community" class="devsite-tabs-content gc-analytics-event " track-type="nav" track-metadata-position="nav - community" track-metadata-module="primary nav" data-category="Site-Wide Custom Events" data-label="Tab: Community" track-name="community" > Community </a> </tab> </nav> </devsite-tabs> </div> <devsite-search enable-signin enable-search enable-suggestions enable-query-completion project-name="Jetpack" tenant-name="Android Developers" > <form class="devsite-search-form" action="https://developer.android.com/s/results" method="GET"> <div class="devsite-search-container"> <button type="button" search-open class="devsite-search-button devsite-header-icon-button button-flat material-icons" aria-label="Open search"></button> <div class="devsite-searchbox"> <input aria-activedescendant="" aria-autocomplete="list" aria-label="Search" aria-expanded="false" aria-haspopup="listbox" autocomplete="off" class="devsite-search-field devsite-search-query" name="q" placeholder="Search" role="combobox" type="text" value="" > <div class="devsite-search-image material-icons" aria-hidden="true"> </div> <div class="devsite-search-shortcut-icon-container" aria-hidden="true"> <kbd class="devsite-search-shortcut-icon">/</kbd> </div> </div> </div> </form> <button type="button" search-close class="devsite-search-button devsite-header-icon-button button-flat material-icons" aria-label="Close search"></button> </devsite-search> </div> <devsite-appearance-selector></devsite-appearance-selector> <devsite-language-selector> <ul role="presentation"> <li role="presentation"> <a role="menuitem" lang="en" >English</a> </li> <li role="presentation"> <a role="menuitem" lang="de" >Deutsch</a> </li> <li role="presentation"> <a role="menuitem" lang="es_419" >Español – América Latina</a> </li> <li role="presentation"> <a role="menuitem" lang="fr" >Français</a> </li> <li role="presentation"> <a role="menuitem" lang="id" >Indonesia</a> </li> <li role="presentation"> <a role="menuitem" lang="it" >Italiano</a> </li> <li role="presentation"> <a role="menuitem" lang="pl" >Polski</a> </li> <li role="presentation"> <a role="menuitem" lang="pt_br" >Português – Brasil</a> </li> <li role="presentation"> <a role="menuitem" lang="vi" >Tiếng Việt</a> </li> <li role="presentation"> <a role="menuitem" lang="tr" >Türkçe</a> </li> <li role="presentation"> <a role="menuitem" lang="ru" >Русский</a> </li> <li role="presentation"> <a role="menuitem" lang="he" >עברית</a> </li> <li role="presentation"> <a role="menuitem" lang="ar" >العربيّة</a> </li> <li role="presentation"> <a role="menuitem" lang="fa" >فارسی</a> </li> <li role="presentation"> <a role="menuitem" lang="hi" >हिंदी</a> </li> <li role="presentation"> <a role="menuitem" lang="bn" >বাংলা</a> </li> <li role="presentation"> <a role="menuitem" lang="th" >ภาษาไทย</a> </li> <li role="presentation"> <a role="menuitem" lang="zh_cn" >中文 – 简体</a> </li> <li role="presentation"> <a role="menuitem" lang="zh_tw" >中文 – 繁體</a> </li> <li role="presentation"> <a role="menuitem" lang="ja" >日本語</a> </li> <li role="presentation"> <a role="menuitem" lang="ko" >한국어</a> </li> </ul> </devsite-language-selector> <a class="devsite-header-link devsite-top-button button gc-analytics-event" href="https://developer.android.com/studio" data-category="Site-Wide Custom Events" data-label="Site header link" > Android Studio </a> <devsite-user enable-profiles id="devsite-user"> <span class="button devsite-top-button" aria-hidden="true" visually-hidden>Sign in</span> </devsite-user> </div> </div> </div> <div class="devsite-collapsible-section "> <div class="devsite-header-background"> <div class="devsite-product-id-row" > <div class="devsite-product-description-row"> <ul class="devsite-breadcrumb-list" aria-label="Lower header breadcrumb"> <li class="devsite-breadcrumb-item "> <a href="https://developer.android.com/get-started/overview" class="devsite-breadcrumb-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Lower Header" data-value="1" track-type="globalNav" track-name="breadcrumb" track-metadata-position="1" track-metadata-eventdetail="Get started" > Get started </a> </li> <li class="devsite-breadcrumb-item "> <div class="devsite-breadcrumb-guillemet material-icons" aria-hidden="true"></div> <a href="https://developer.android.com/jetpack" class="devsite-breadcrumb-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Lower Header" data-value="2" track-type="globalNav" track-name="breadcrumb" track-metadata-position="2" track-metadata-eventdetail="Jetpack" > Jetpack </a> </li> </ul> </div> </div> <div class="devsite-doc-set-nav-row"> <devsite-tabs class="lower-tabs"> <nav class="devsite-tabs-wrapper" aria-label="Lower tabs"> <tab > <a href="https://developer.android.com/jetpack" track-metadata-eventdetail="https://developer.android.com/jetpack" class="devsite-tabs-content gc-analytics-event " track-type="nav" track-metadata-position="nav - overview" track-metadata-module="primary nav" data-category="Site-Wide Custom Events" data-label="Tab: Overview" track-name="overview" > Overview </a> </tab> <tab > <a href="https://developer.android.com/jetpack/getting-started" track-metadata-eventdetail="https://developer.android.com/jetpack/getting-started" class="devsite-tabs-content gc-analytics-event " track-type="nav" track-metadata-position="nav - guides" track-metadata-module="primary nav" data-category="Site-Wide Custom Events" data-label="Tab: Guides" track-name="guides" > Guides </a> </tab> <tab > <a href="https://developer.android.com/jetpack/samples" track-metadata-eventdetail="https://developer.android.com/jetpack/samples" class="devsite-tabs-content gc-analytics-event " track-type="nav" track-metadata-position="nav - samples" track-metadata-module="primary nav" data-category="Site-Wide Custom Events" data-label="Tab: Samples" track-name="samples" > Samples </a> </tab> <tab class="devsite-active"> <a href="https://developer.android.com/jetpack/androidx/explorer" track-metadata-eventdetail="https://developer.android.com/jetpack/androidx/explorer" class="devsite-tabs-content gc-analytics-event " track-type="nav" track-metadata-position="nav - libraries" track-metadata-module="primary nav" aria-label="Libraries, selected" data-category="Site-Wide Custom Events" data-label="Tab: Libraries" track-name="libraries" > Libraries </a> </tab> </nav> </devsite-tabs> </div> </div> </div> </div> </devsite-header> <devsite-book-nav scrollbars > <div class="devsite-book-nav-filter" > <span class="filter-list-icon material-icons" aria-hidden="true"></span> <input type="text" placeholder="Filter" aria-label="Type to filter" role="searchbox"> <span class="filter-clear-button hidden" data-title="Clear filter" aria-label="Clear filter" role="button" tabindex="0"></span> </div> <nav class="devsite-book-nav devsite-nav nocontent" aria-label="Side menu"> <div class="devsite-mobile-header"> <button type="button" id="devsite-close-nav" class="devsite-header-icon-button button-flat material-icons gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Close navigation" aria-label="Close navigation"> </button> <div class="devsite-product-name-wrapper"> <a href="/" class="devsite-site-logo-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Site logo" track-type="globalNav" track-name="androidDevelopers" track-metadata-position="nav" track-metadata-eventDetail="nav"> <picture> <source srcset="https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/android/images/lockup-dark-theme.svg" media="(prefers-color-scheme: dark)" class="devsite-dark-theme" alt="Android Developers"> <img src="https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/android/images/lockup.svg" class="devsite-site-logo" alt="Android Developers"> </picture> </a> <span class="devsite-product-name"> <ul class="devsite-breadcrumb-list" > <li class="devsite-breadcrumb-item "> </li> </ul> </span> </div> </div> <div class="devsite-book-nav-wrapper"> <div class="devsite-mobile-nav-top"> <ul class="devsite-nav-list"> <li class="devsite-nav-item"> <a href="/jetpack" class="devsite-nav-title gc-analytics-event devsite-nav-active" data-category="Site-Wide Custom Events" data-label="Tab: Essentials" track-name="essentials" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Essentials" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Essentials </span> </a> <ul class="devsite-nav-responsive-tabs devsite-nav-has-menu "> <li class="devsite-nav-item"> <span class="devsite-nav-title" tooltip data-category="Site-Wide Custom Events" data-label="Tab: Essentials" track-name="essentials" > <span class="devsite-nav-text" tooltip menu="Essentials"> More </span> <span class="devsite-nav-icon material-icons" data-icon="forward" menu="Essentials"> </span> </span> </li> </ul> <ul class="devsite-nav-responsive-tabs"> <li class="devsite-nav-item"> <a href="/jetpack" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Tab: Overview" track-name="overview" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Overview" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Overview </span> </a> </li> <li class="devsite-nav-item"> <a href="/jetpack/getting-started" class="devsite-nav-title gc-analytics-event devsite-nav-has-children " data-category="Site-Wide Custom Events" data-label="Tab: Guides" track-name="guides" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Guides" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Guides </span> <span class="devsite-nav-icon material-icons" data-icon="forward" > </span> </a> </li> <li class="devsite-nav-item"> <a href="/jetpack/samples" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Tab: Samples" track-name="samples" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Samples" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Samples </span> </a> </li> <li class="devsite-nav-item"> <a href="/jetpack/androidx/explorer" class="devsite-nav-title gc-analytics-event devsite-nav-has-children devsite-nav-active" data-category="Site-Wide Custom Events" data-label="Tab: Libraries" track-name="libraries" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Libraries" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip menu="_book"> Libraries </span> <span class="devsite-nav-icon material-icons" data-icon="forward" menu="_book"> </span> </a> </li> </ul> </li> <li class="devsite-nav-item"> <a href="/design" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Tab: Design &amp; Plan" track-name="design &amp; plan" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Design &amp; Plan" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Design &amp; Plan </span> </a> <ul class="devsite-nav-responsive-tabs devsite-nav-has-menu "> <li class="devsite-nav-item"> <span class="devsite-nav-title" tooltip data-category="Site-Wide Custom Events" data-label="Tab: Design &amp; Plan" track-name="design &amp; plan" > <span class="devsite-nav-text" tooltip menu="Design &amp; Plan"> More </span> <span class="devsite-nav-icon material-icons" data-icon="forward" menu="Design &amp; Plan"> </span> </span> </li> </ul> </li> <li class="devsite-nav-item"> <a href="/develop" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Tab: Develop" track-name="develop" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Develop" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Develop </span> </a> <ul class="devsite-nav-responsive-tabs devsite-nav-has-menu "> <li class="devsite-nav-item"> <span class="devsite-nav-title" tooltip data-category="Site-Wide Custom Events" data-label="Tab: Develop" track-name="develop" > <span class="devsite-nav-text" tooltip menu="Develop"> More </span> <span class="devsite-nav-icon material-icons" data-icon="forward" menu="Develop"> </span> </span> </li> </ul> </li> <li class="devsite-nav-item"> <a href="/distribute" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Tab: Google Play" track-name="google play" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Google Play" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Google Play </span> </a> </li> <li class="devsite-nav-item"> <a href="/community" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Tab: Community" track-name="community" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Community" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Community </span> </a> </li> <li class="devsite-nav-item"> <a href="/studio" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Android Studio" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Android Studio </span> </a> </li> </ul> </div> <div class="devsite-mobile-nav-bottom"> <ul class="devsite-nav-list" menu="_book"> <li class="devsite-nav-item"><a href="/jetpack/androidx/explorer" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/explorer" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/explorer" ><span class="devsite-nav-text" tooltip>Explore the libraries</span></a></li> <li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>Library Releases</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/jetpack/androidx/versions" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/versions" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/versions" ><span class="devsite-nav-text" tooltip>Overview</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/versions/all-channel" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/versions/all-channel" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/versions/all-channel" ><span class="devsite-nav-text" tooltip>All Channels</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/versions/stable-channel" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/versions/stable-channel" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/versions/stable-channel" ><span class="devsite-nav-text" tooltip>Stable Channel</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/versions/rc-channel" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/versions/rc-channel" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/versions/rc-channel" ><span class="devsite-nav-text" tooltip>RC Channel</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/versions/beta-channel" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/versions/beta-channel" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/versions/beta-channel" ><span class="devsite-nav-text" tooltip>Beta Channel</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/versions/alpha-channel" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/versions/alpha-channel" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/versions/alpha-channel" ><span class="devsite-nav-text" tooltip>Alpha Channel</span></a></li></ul></div></li> <li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>Release Notes</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/activity" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/activity" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/activity" ><span class="devsite-nav-text" tooltip>androidx.activity</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/ads" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/ads" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/ads" ><span class="devsite-nav-text" tooltip>androidx.ads</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/annotation" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/annotation" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/annotation" ><span class="devsite-nav-text" tooltip>androidx.annotation</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/appcompat" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/appcompat" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/appcompat" ><span class="devsite-nav-text" tooltip>androidx.appcompat</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/appsearch" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/appsearch" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/appsearch" ><span class="devsite-nav-text" tooltip>androidx.appsearch</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/arch-core" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/arch-core" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/arch-core" ><span class="devsite-nav-text" tooltip>androidx.arch.core</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/asynclayoutinflater" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/asynclayoutinflater" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/asynclayoutinflater" ><span class="devsite-nav-text" tooltip>androidx.asynclayoutinflater</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/autofill" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/autofill" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/autofill" ><span class="devsite-nav-text" tooltip>androidx.autofill</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/benchmark" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/benchmark" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/benchmark" ><span class="devsite-nav-text" tooltip>androidx.benchmark</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/biometric" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/biometric" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/biometric" ><span class="devsite-nav-text" tooltip>androidx.biometric</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/bluetooth" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/bluetooth" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/bluetooth" ><span class="devsite-nav-text" tooltip>androidx.bluetooth</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/browser" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/browser" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/browser" ><span class="devsite-nav-text" tooltip>androidx.browser</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/camera" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/camera" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/camera" ><span class="devsite-nav-text" tooltip>androidx.camera</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/camera-viewfinder" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/camera-viewfinder" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/camera-viewfinder" ><span class="devsite-nav-text" tooltip>androidx.camera.viewfinder</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/car" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/car" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/car" ><span class="devsite-nav-text" tooltip>androidx.car</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/car-app" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/car-app" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/car-app" ><span class="devsite-nav-text" tooltip>androidx.car.app</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/cardview" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/cardview" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/cardview" ><span class="devsite-nav-text" tooltip>androidx.cardview</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/collection" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/collection" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/collection" ><span class="devsite-nav-text" tooltip>androidx.collection</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/compose" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/compose" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/compose" ><span class="devsite-nav-text" tooltip>androidx.compose</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/compose-animation" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/compose-animation" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/compose-animation" ><span class="devsite-nav-text" tooltip>androidx.compose.animation</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/compose-compiler" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/compose-compiler" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/compose-compiler" ><span class="devsite-nav-text" tooltip>androidx.compose.compiler</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/compose-foundation" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/compose-foundation" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/compose-foundation" ><span class="devsite-nav-text" tooltip>androidx.compose.foundation</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/compose-material" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/compose-material" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/compose-material" ><span class="devsite-nav-text" tooltip>androidx.compose.material</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/compose-material3" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/compose-material3" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/compose-material3" ><span class="devsite-nav-text" tooltip>androidx.compose.material3</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/compose-material3-adaptive" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/compose-material3-adaptive" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/compose-material3-adaptive" ><span class="devsite-nav-text" tooltip>androidx.compose.material3.adaptive</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/compose-runtime" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/compose-runtime" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/compose-runtime" ><span class="devsite-nav-text" tooltip>androidx.compose.runtime</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/compose-ui" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/compose-ui" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/compose-ui" ><span class="devsite-nav-text" tooltip>androidx.compose.ui</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/concurrent" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/concurrent" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/concurrent" ><span class="devsite-nav-text" tooltip>androidx.concurrent</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/constraintlayout" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/constraintlayout" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/constraintlayout" ><span class="devsite-nav-text" tooltip>androidx.constraintlayout</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/contentpager" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/contentpager" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/contentpager" ><span class="devsite-nav-text" tooltip>androidx.contentpager</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/coordinatorlayout" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/coordinatorlayout" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/coordinatorlayout" ><span class="devsite-nav-text" tooltip>androidx.coordinatorlayout</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/core" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/core" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/core" ><span class="devsite-nav-text" tooltip>androidx.core</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/core-uwb" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/core-uwb" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/core-uwb" ><span class="devsite-nav-text" tooltip>androidx.core.uwb</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/credentials" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/credentials" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/credentials" ><span class="devsite-nav-text" tooltip>androidx.credentials</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/credentials/registry" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/credentials/registry" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/credentials/registry" ><span class="devsite-nav-text" tooltip>androidx.credentials.registry</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/cursoradapter" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/cursoradapter" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/cursoradapter" ><span class="devsite-nav-text" tooltip>androidx.cursoradapter</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/customview" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/customview" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/customview" ><span class="devsite-nav-text" tooltip>androidx.customview</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/databinding" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/databinding" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/databinding" ><span class="devsite-nav-text" tooltip>androidx.databinding</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/datastore" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/datastore" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/datastore" ><span class="devsite-nav-text" tooltip>androidx.datastore</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/documentfile" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/documentfile" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/documentfile" ><span class="devsite-nav-text" tooltip>androidx.documentfile</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/draganddrop" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/draganddrop" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/draganddrop" ><span class="devsite-nav-text" tooltip>androidx.draganddrop</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/drawerlayout" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/drawerlayout" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/drawerlayout" ><span class="devsite-nav-text" tooltip>androidx.drawerlayout</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/dynamicanimation" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/dynamicanimation" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/dynamicanimation" ><span class="devsite-nav-text" tooltip>androidx.dynamicanimation</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/emoji" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/emoji" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/emoji" ><span class="devsite-nav-text" tooltip>androidx.emoji</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/emoji2" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/emoji2" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/emoji2" ><span class="devsite-nav-text" tooltip>androidx.emoji2</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/enterprise" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/enterprise" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/enterprise" ><span class="devsite-nav-text" tooltip>androidx.enterprise</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/exifinterface" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/exifinterface" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/exifinterface" ><span class="devsite-nav-text" tooltip>androidx.exifinterface</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/fragment" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/fragment" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/fragment" ><span class="devsite-nav-text" tooltip>androidx.fragment</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/games" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/games" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/games" ><span class="devsite-nav-text" tooltip>androidx.games</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/glance" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/glance" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/glance" ><span class="devsite-nav-text" tooltip>androidx.glance</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/graphics" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/graphics" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/graphics" ><span class="devsite-nav-text" tooltip>androidx.graphics</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/gridlayout" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/gridlayout" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/gridlayout" ><span class="devsite-nav-text" tooltip>androidx.gridlayout</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/health" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/health" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/health" ><span class="devsite-nav-text" tooltip>androidx.health</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/health-connect" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/health-connect" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/health-connect" ><span class="devsite-nav-text" tooltip>androidx.health.connect</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/heifwriter" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/heifwriter" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/heifwriter" ><span class="devsite-nav-text" tooltip>androidx.heifwriter</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/hilt" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/hilt" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/hilt" ><span class="devsite-nav-text" tooltip>androidx.hilt</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/ink" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/ink" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/ink" ><span class="devsite-nav-text" tooltip>androidx.ink</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/input" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/input" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/input" ><span class="devsite-nav-text" tooltip>androidx.input</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/interpolator" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/interpolator" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/interpolator" ><span class="devsite-nav-text" tooltip>androidx.interpolator</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/javascriptengine" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/javascriptengine" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/javascriptengine" ><span class="devsite-nav-text" tooltip>androidx.javascriptengine</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/leanback" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/leanback" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/leanback" ><span class="devsite-nav-text" tooltip>androidx.leanback</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/legacy" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/legacy" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/legacy" ><span class="devsite-nav-text" tooltip>androidx.legacy</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/lifecycle" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/lifecycle" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/lifecycle" ><span class="devsite-nav-text" tooltip>androidx.lifecycle</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/lint" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/lint" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/lint" ><span class="devsite-nav-text" tooltip>androidx.lint</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/loader" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/loader" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/loader" ><span class="devsite-nav-text" tooltip>androidx.loader</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/localbroadcastmanager" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/localbroadcastmanager" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/localbroadcastmanager" ><span class="devsite-nav-text" tooltip>androidx.localbroadcastmanager</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/media" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/media" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/media" ><span class="devsite-nav-text" tooltip>androidx.media</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/media2" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/media2" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/media2" ><span class="devsite-nav-text" tooltip>androidx.media2</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/media3" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/media3" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/media3" ><span class="devsite-nav-text" tooltip>androidx.media3</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/mediarouter" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/mediarouter" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/mediarouter" ><span class="devsite-nav-text" tooltip>androidx.mediarouter</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/multidex" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/multidex" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/multidex" ><span class="devsite-nav-text" tooltip>androidx.multidex</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/metrics" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/metrics" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/metrics" ><span class="devsite-nav-text" tooltip>androidx.metrics</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/navigation" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/navigation" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/navigation" ><span class="devsite-nav-text" tooltip>androidx.navigation</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/paging" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/paging" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/paging" ><span class="devsite-nav-text" tooltip>androidx.paging</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/palette" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/palette" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/palette" ><span class="devsite-nav-text" tooltip>androidx.palette</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/pdf" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/pdf" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/pdf" ><span class="devsite-nav-text" tooltip>androidx.pdf</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/percentlayout" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/percentlayout" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/percentlayout" ><span class="devsite-nav-text" tooltip>androidx.percentlayout</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/preference" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/preference" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/preference" ><span class="devsite-nav-text" tooltip>androidx.preference</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/print" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/print" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/print" ><span class="devsite-nav-text" tooltip>androidx.print</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/privacysandbox-activity" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/privacysandbox-activity" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/privacysandbox-activity" ><span class="devsite-nav-text" tooltip>androidx.privacysandbox.activity</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/privacysandbox-ads" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/privacysandbox-ads" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/privacysandbox-ads" ><span class="devsite-nav-text" tooltip>androidx.privacysandbox.ads</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/privacysandbox-plugins" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/privacysandbox-plugins" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/privacysandbox-plugins" ><span class="devsite-nav-text" tooltip>androidx.privacysandbox.plugins</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/privacysandbox-sdkruntime" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/privacysandbox-sdkruntime" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/privacysandbox-sdkruntime" ><span class="devsite-nav-text" tooltip>androidx.privacysandbox.sdkruntime</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/privacysandbox-tools" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/privacysandbox-tools" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/privacysandbox-tools" ><span class="devsite-nav-text" tooltip>androidx.privacysandbox.tools</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/privacysandbox-ui" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/privacysandbox-ui" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/privacysandbox-ui" ><span class="devsite-nav-text" tooltip>androidx.privacysandbox.ui</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/profileinstaller" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/profileinstaller" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/profileinstaller" ><span class="devsite-nav-text" tooltip>androidx.profileinstaller</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/recommendation" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/recommendation" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/recommendation" ><span class="devsite-nav-text" tooltip>androidx.recommendation</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/recyclerview" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/recyclerview" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/recyclerview" ><span class="devsite-nav-text" tooltip>androidx.recyclerview</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/remotecallback" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/remotecallback" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/remotecallback" ><span class="devsite-nav-text" tooltip>androidx.remotecallback</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/resourceinspection" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/resourceinspection" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/resourceinspection" ><span class="devsite-nav-text" tooltip>androidx.resourceinspection</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/room" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/room" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/room" ><span class="devsite-nav-text" tooltip>androidx.room</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/savedstate" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/savedstate" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/savedstate" ><span class="devsite-nav-text" tooltip>androidx.savedstate</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/security" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/security" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/security" ><span class="devsite-nav-text" tooltip>androidx.security</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/sharetarget" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/sharetarget" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/sharetarget" ><span class="devsite-nav-text" tooltip>androidx.sharetarget</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/slice" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/slice" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/slice" ><span class="devsite-nav-text" tooltip>androidx.slice</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/slidingpanelayout" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/slidingpanelayout" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/slidingpanelayout" ><span class="devsite-nav-text" tooltip>androidx.slidingpanelayout</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/sqlite" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/sqlite" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/sqlite" ><span class="devsite-nav-text" tooltip>androidx.sqlite</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/startup" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/startup" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/startup" ><span class="devsite-nav-text" tooltip>androidx.startup</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/swiperefreshlayout" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/swiperefreshlayout" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/swiperefreshlayout" ><span class="devsite-nav-text" tooltip>androidx.swiperefreshlayout</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/test" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/test" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/test" ><span class="devsite-nav-text" tooltip>androidx.test</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/test-uiautomator" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/test-uiautomator" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/test-uiautomator" ><span class="devsite-nav-text" tooltip>androidx.test.uiautomator</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/textclassifier" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/textclassifier" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/textclassifier" ><span class="devsite-nav-text" tooltip>androidx.textclassifier</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/tracing" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/tracing" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/tracing" ><span class="devsite-nav-text" tooltip>androidx.tracing</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/transition" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/transition" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/transition" ><span class="devsite-nav-text" tooltip>androidx.transition</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/tv" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/tv" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/tv" ><span class="devsite-nav-text" tooltip>androidx.tv</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/tvprovider" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/tvprovider" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/tvprovider" ><span class="devsite-nav-text" tooltip>androidx.tvprovider</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/vectordrawable" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/vectordrawable" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/vectordrawable" ><span class="devsite-nav-text" tooltip>androidx.vectordrawable</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/versionedparcelable" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/versionedparcelable" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/versionedparcelable" ><span class="devsite-nav-text" tooltip>androidx.versionedparcelable</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/viewpager" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/viewpager" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/viewpager" ><span class="devsite-nav-text" tooltip>androidx.viewpager</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/viewpager2" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/viewpager2" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/viewpager2" ><span class="devsite-nav-text" tooltip>androidx.viewpager2</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/wear" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/wear" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/wear" ><span class="devsite-nav-text" tooltip>androidx.wear</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/wear-compose" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/wear-compose" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/wear-compose" ><span class="devsite-nav-text" tooltip>androidx.wear.compose</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/wear-protolayout" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/wear-protolayout" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/wear-protolayout" ><span class="devsite-nav-text" tooltip>androidx.wear.protolayout</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/wear-tiles" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/wear-tiles" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/wear-tiles" ><span class="devsite-nav-text" tooltip>androidx.wear.tiles</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/wear-watchface" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/wear-watchface" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/wear-watchface" ><span class="devsite-nav-text" tooltip>androidx.wear.watchface</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/webkit" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/webkit" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/webkit" ><span class="devsite-nav-text" tooltip>androidx.webkit</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/window" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/window" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/window" ><span class="devsite-nav-text" tooltip>androidx.window</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/window-extensions-core" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/window-extensions-core" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/window-extensions-core" ><span class="devsite-nav-text" tooltip>androidx.window.extensions.core</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/work" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/work" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/work" ><span class="devsite-nav-text" tooltip>androidx.work</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/jetifier" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/jetifier" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/jetifier" ><span class="devsite-nav-text" tooltip>tools.build.jetifier</span></a></li></ul></div></li> <li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>Release Note Archive</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/archive" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/archive" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/archive" ><span class="devsite-nav-text" tooltip>Overview</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/archive/test" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/archive/test" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/archive/test" ><span class="devsite-nav-text" tooltip>Test</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/archive/arch" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/archive/arch" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/archive/arch" ><span class="devsite-nav-text" tooltip>Architecture Components</span></a></li><li class="devsite-nav-item"><a href="/jetpack/androidx/releases/archive/androidx" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/archive/androidx" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/archive/androidx" ><span class="devsite-nav-text" tooltip>AndroidX</span></a></li></ul></div></li> <li class="devsite-nav-item"><a href="/jetpack/androidx/compose-roadmap" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/compose-roadmap" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/compose-roadmap" ><span class="devsite-nav-text" tooltip>Jetpack Compose Roadmap</span></a></li> <li class="devsite-nav-item"><a href="/jetpack/androidx/releases/compose-kotlin" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /jetpack/androidx/releases/compose-kotlin" track-type="bookNav" track-name="click" track-metadata-eventdetail="/jetpack/androidx/releases/compose-kotlin" ><span class="devsite-nav-text" tooltip>Jetpack Compose Kotlin Compatibility</span></a></li> </ul> <ul class="devsite-nav-list" menu="Essentials" aria-label="Side menu" hidden> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > Gemini in Android Studio </span> </span> </li> <li class="devsite-nav-item"> <a href="/gemini-in-android" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Learn more" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Learn more </span> </a> </li> <li class="devsite-nav-item"> <a href="/studio" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Get Android Studio" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Get Android Studio </span> </a> </li> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > Get started </span> </span> </li> <li class="devsite-nav-item"> <a href="/get-started/overview" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Hello world" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Hello world </span> </a> </li> <li class="devsite-nav-item"> <a href="/courses" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Training courses" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Training courses </span> </a> </li> <li class="devsite-nav-item"> <a href="/get-started/codelabs" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Tutorials" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Tutorials </span> </a> </li> <li class="devsite-nav-item"> <a href="/kotlin" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Kotlin for Android" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Kotlin for Android </span> </a> </li> <li class="devsite-nav-item"> <a href="https://play.google.com/console/about/guides/monetize/" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Monetization with Play ↗️" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Monetization with Play ↗️ </span> </a> </li> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > Extend by device </span> </span> </li> <li class="devsite-nav-item"> <a href="/adaptive-apps" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Adaptive apps" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Adaptive apps </span> </a> </li> <li class="devsite-nav-item"> <a href="/wear" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Wear OS" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Wear OS </span> </a> </li> <li class="devsite-nav-item"> <a href="/cars" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Android for Cars" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Android for Cars </span> </a> </li> <li class="devsite-nav-item"> <a href="/tv" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Android TV" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Android TV </span> </a> </li> <li class="devsite-nav-item"> <a href="/chrome-os" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: ChromeOS" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > ChromeOS </span> </a> </li> <li class="devsite-nav-item"> <a href="/multi-device-development" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Cross-device SDK" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Cross-device SDK </span> </a> </li> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > Build by category </span> </span> </li> <li class="devsite-nav-item"> <a href="/games" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Games" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Games </span> </a> </li> <li class="devsite-nav-item"> <a href="/media" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Camera &amp; Media" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Camera &amp; Media </span> </a> </li> <li class="devsite-nav-item"> <a href="/social-and-messaging" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Social &amp; messaging" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Social &amp; messaging </span> </a> </li> <li class="devsite-nav-item"> <a href="/health-and-fitness" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Health &amp; Fitness" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Health &amp; Fitness </span> </a> </li> <li class="devsite-nav-item"> <a href="/productivity" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Productivity" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Productivity </span> </a> </li> <li class="devsite-nav-item"> <a href="/work/overview" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Enterprise apps" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Enterprise apps </span> </a> </li> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > Get the latest </span> </span> </li> <li class="devsite-nav-item"> <a href="/latest-updates" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Latest updates" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Latest updates </span> </a> </li> <li class="devsite-nav-item"> <a href="/latest-updates/experimental" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Experimental updates" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Experimental updates </span> </a> </li> <li class="devsite-nav-item"> <a href="/studio/preview" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Android Studio preview" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Android Studio preview </span> </a> </li> <li class="devsite-nav-item"> <a href="/jetpack/androidx/versions" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Jetpack &amp; Compose libraries" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Jetpack &amp; Compose libraries </span> </a> </li> <li class="devsite-nav-item"> <a href="/training/wearables/versions/4" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Wear OS preview" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Wear OS preview </span> </a> </li> <li class="devsite-nav-item"> <a href="/design-for-safety/privacy-sandbox" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Privacy Sandbox" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Privacy Sandbox </span> </a> </li> </ul> <ul class="devsite-nav-list" menu="Design &amp; Plan" aria-label="Side menu" hidden> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > UI Design </span> </span> </li> <li class="devsite-nav-item"> <a href="/design/ui" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Design for Android" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Design for Android </span> </a> </li> <li class="devsite-nav-item"> <a href="/design/ui/mobile" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Mobile" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Mobile </span> </a> </li> <li class="devsite-nav-item"> <a href="/design/ui/large-screens" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Large screens (e.g., tablets)" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Large screens (e.g., tablets) </span> </a> </li> <li class="devsite-nav-item"> <a href="/design/ui/widget" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Widgets" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Widgets </span> </a> </li> <li class="devsite-nav-item"> <a href="/design/ui/wear" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Wear OS" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Wear OS </span> </a> </li> <li class="devsite-nav-item"> <a href="/design/ui/tv" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Android TV" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Android TV </span> </a> </li> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > Architecture </span> </span> </li> <li class="devsite-nav-item"> <a href="/topic/architecture/intro" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Introduction" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Introduction </span> </a> </li> <li class="devsite-nav-item"> <a href="/topic/libraries/view-binding" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Libraries" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Libraries </span> </a> </li> <li class="devsite-nav-item"> <a href="/guide/navigation/navigation-principles" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Navigation" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Navigation </span> </a> </li> <li class="devsite-nav-item"> <a href="/topic/modularization" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Modularization" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Modularization </span> </a> </li> <li class="devsite-nav-item"> <a href="/training/testing/fundamentals" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Testing" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Testing </span> </a> </li> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > Quality </span> </span> </li> <li class="devsite-nav-item"> <a href="/quality" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Overview" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Overview </span> </a> </li> <li class="devsite-nav-item"> <a href="/quality/core-value" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Core value" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Core value </span> </a> </li> <li class="devsite-nav-item"> <a href="/quality/user-experience" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: User experience" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > User experience </span> </a> </li> <li class="devsite-nav-item"> <a href="/quality/technical" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Technical quality" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Technical quality </span> </a> </li> <li class="devsite-nav-item"> <a href="/quality/privacy-and-security" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Security" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Security </span> </a> </li> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > Security </span> </span> </li> <li class="devsite-nav-item"> <a href="/security" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Overview" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Overview </span> </a> </li> <li class="devsite-nav-item"> <a href="/privacy-and-security/about" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Privacy" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Privacy </span> </a> </li> <li class="devsite-nav-item"> <a href="/identity" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Identity" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Identity </span> </a> </li> <li class="devsite-nav-item"> <a href="/security/fraud-prevention" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Fraud prevention" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Fraud prevention </span> </a> </li> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > Build for Billions </span> </span> </li> <li class="devsite-nav-item"> <a href="/build-for-billions" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Overview" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Overview </span> </a> </li> <li class="devsite-nav-item"> <a href="/docs/quality-guidelines/build-for-billions" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: About new markets" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > About new markets </span> </a> </li> <li class="devsite-nav-item"> <a href="/guide/topics/androidgo" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Android (Go edition)" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Android (Go edition) </span> </a> </li> </ul> <ul class="devsite-nav-list" menu="Develop" aria-label="Side menu" hidden> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > Build AI experiences </span> </span> </li> <li class="devsite-nav-item"> <a href="/ai" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Get started" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Get started </span> </a> </li> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > Core areas </span> </span> </li> <li class="devsite-nav-item"> <a href="/samples" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Samples" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Samples </span> </a> </li> <li class="devsite-nav-item"> <a href="/quick-guides" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Try Quick Guidesᵇᵉᵗᵃ" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Try Quick Guidesᵇᵉᵗᵃ </span> </a> </li> <li class="devsite-nav-item"> <a href="/develop/ui" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: User interfaces" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > User interfaces </span> </a> </li> <li class="devsite-nav-item"> <a href="/guide/topics/permissions/overview" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Permissions" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Permissions </span> </a> </li> <li class="devsite-nav-item"> <a href="/develop/background-work" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Background work" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Background work </span> </a> </li> <li class="devsite-nav-item"> <a href="/guide/topics/data" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Data and files" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Data and files </span> </a> </li> <li class="devsite-nav-item"> <a href="/develop#core-areas" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: All core areas ⤵️" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > All core areas ⤵️ </span> </a> </li> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > Tools and workflow </span> </span> </li> <li class="devsite-nav-item"> <a href="/studio/write" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Write and debug code" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Write and debug code </span> </a> </li> <li class="devsite-nav-item"> <a href="/build/gradle-build-overview" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Build projects" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Build projects </span> </a> </li> <li class="devsite-nav-item"> <a href="/training/testing" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Test your app" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Test your app </span> </a> </li> <li class="devsite-nav-item"> <a href="/topic/performance/overview" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Performance" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Performance </span> </a> </li> <li class="devsite-nav-item"> <a href="/tools" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Command-line tools" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Command-line tools </span> </a> </li> <li class="devsite-nav-item"> <a href="/reference/tools/gradle-api" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Gradle plugin API" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Gradle plugin API </span> </a> </li> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > Device tech </span> </span> </li> <li class="devsite-nav-item"> <a href="/guide/topics/large-screens/get-started-with-large-screens" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Large screens (e.g., tablets)" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Large screens (e.g., tablets) </span> </a> </li> <li class="devsite-nav-item"> <a href="/training/wearables" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Wear OS" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Wear OS </span> </a> </li> <li class="devsite-nav-item"> <a href="/health-and-fitness/guides" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Android Health" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Android Health </span> </a> </li> <li class="devsite-nav-item"> <a href="/guide/topics/connectivity/cross-device-sdk/overview" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Cross-device SDK" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Cross-device SDK </span> </a> </li> <li class="devsite-nav-item"> <a href="/training/cars" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Android for Cars" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Android for Cars </span> </a> </li> <li class="devsite-nav-item"> <a href="/training/tv" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Android TV" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Android TV </span> </a> </li> <li class="devsite-nav-item"> <a href="/chrome-os/intro" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: ChromeOS" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > ChromeOS </span> </a> </li> <li class="devsite-nav-item devsite-nav-heading"> <span class="devsite-nav-title" tooltip > <span class="devsite-nav-text" tooltip > Libraries </span> </span> </li> <li class="devsite-nav-item"> <a href="/reference/packages" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Android platform" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Android platform </span> </a> </li> <li class="devsite-nav-item"> <a href="/jetpack/androidx/explorer" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Jetpack libraries" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Jetpack libraries </span> </a> </li> <li class="devsite-nav-item"> <a href="/jetpack/androidx/releases/compose" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Compose libraries" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Compose libraries </span> </a> </li> <li class="devsite-nav-item"> <a href="https://developers.google.com/android/reference/packages" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Google Play services ↗️" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Google Play services ↗️ </span> </a> </li> <li class="devsite-nav-item"> <a href="https://play.google.com/sdks" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Google Play SDK index ↗️" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Google Play SDK index ↗️ </span> </a> </li> </ul> </div> </div> </nav> </devsite-book-nav> <section id="gc-wrapper"> <main role="main" class="devsite-main-content" has-book-nav has-sidebar > <div class="devsite-sidebar"> <div class="devsite-sidebar-content"> <devsite-toc class="devsite-nav" role="navigation" aria-label="On this page" depth="2" scrollbars ></devsite-toc> <devsite-recommendations-sidebar class="nocontent devsite-nav"> </devsite-recommendations-sidebar> </div> </div> <devsite-content> <article class="devsite-article"> <div class="devsite-article-meta nocontent" role="navigation"> <ul class="devsite-breadcrumb-list" aria-label="Breadcrumb"> <li class="devsite-breadcrumb-item "> <a href="https://developer.android.com/" class="devsite-breadcrumb-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Breadcrumbs" data-value="1" track-type="globalNav" track-name="breadcrumb" track-metadata-position="1" track-metadata-eventdetail="Android Developers" > Android Developers </a> </li> <li class="devsite-breadcrumb-item "> <div class="devsite-breadcrumb-guillemet material-icons" aria-hidden="true"></div> <a href="https://developer.android.com/get-started/overview" class="devsite-breadcrumb-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Breadcrumbs" data-value="2" track-type="globalNav" track-name="breadcrumb" track-metadata-position="2" track-metadata-eventdetail="Get started" > Get started </a> </li> <li class="devsite-breadcrumb-item "> <div class="devsite-breadcrumb-guillemet material-icons" aria-hidden="true"></div> <a href="https://developer.android.com/jetpack" class="devsite-breadcrumb-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Breadcrumbs" data-value="3" track-type="globalNav" track-name="breadcrumb" track-metadata-position="3" track-metadata-eventdetail="Jetpack" > Jetpack </a> </li> <li class="devsite-breadcrumb-item "> <div class="devsite-breadcrumb-guillemet material-icons" aria-hidden="true"></div> <a href="https://developer.android.com/jetpack/androidx/explorer" class="devsite-breadcrumb-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Breadcrumbs" data-value="4" track-type="globalNav" track-name="breadcrumb" track-metadata-position="4" track-metadata-eventdetail="" > Libraries </a> </li> </ul> <devsite-thumb-rating position="header"> </devsite-thumb-rating> </div> <devsite-feature-tooltip ack-key="AckCollectionsBookmarkTooltipDismiss" analytics-category="Site-Wide Custom Events" analytics-action-show="Callout Profile displayed" analytics-action-close="Callout Profile dismissed" analytics-label="Create Collection Callout" class="devsite-page-bookmark-tooltip nocontent" dismiss-button="true" id="devsite-collections-dropdown" dismiss-button-text="Dismiss" close-button-text="Got it"> <devsite-bookmark></devsite-bookmark> <span slot="popout-heading"> Stay organized with collections </span> <span slot="popout-contents"> Save and categorize content based on your preferences. </span> </devsite-feature-tooltip> <devsite-toc class="devsite-nav" depth="2" devsite-toc-embedded > </devsite-toc> <devsite-recommendations-dropdown class="nocontent"></devsite-recommendations-dropdown> <div class="devsite-article-body clearfix devsite-no-page-title"> <h1 class="devsite-page-title" style="width:50%" id="savedstate" data-text="Savedstate" tabindex="-1">Savedstate</h1> <div style="align:right; text-align:right; padding-bottom:21px; margin-top:-45px; border-bottom:1px solid black;"> <a href="/topic/libraries/architecture/viewmodel-savedstate">User Guide</a>&nbsp;&nbsp;<a href="https://codelabs.developers.google.com/codelabs/android-lifecycles/#6">Codelab</a> </div> <div style="float:left; font-size:medium; margin-bottom:5px; margin-top:10px" class="nocontent"> <div style="text-align:left; font-size:90%; padding-right:30px; margin-right:10px; margin-bottom:10px;"> API Reference<br> <a href="/reference/kotlin/androidx/savedstate/package-summary">androidx.savedstate</a><br> </div> </div> <div style="text-align:left; padding-left:10px; margin-left:10px; margin-top:15px; margin-bottom:10px;"> Write pluggable components that save the UI state when a process dies, and restore it when the process restarts. </div> <div style="clear:both"></div> <table style="width:100%"> <tr> <th style="width:15%">Latest Update</th> <th style="width:15%">Stable Release</th> <th style="width:15%">Release Candidate</th> <th style="width:15%">Beta Release</th> <th style="width:15%">Alpha Release</th></tr> <tr> <td>November 13, 2024</td> <td><a href="/jetpack/androidx/releases/savedstate#1.2.1">1.2.1</a></td> <td>-</td> <td>-</td> <td><a href="/jetpack/androidx/releases/savedstate#1.3.0-alpha05">1.3.0-alpha05</a></td> </tr> </table> <h2 id="declaring_dependencies" data-text="Declaring dependencies" tabindex="-1">Declaring dependencies</h2> <p>To add a dependency on SavedState, you must add the Google Maven repository to your project. Read <a href="/studio/build/dependencies#google-maven">Google&#39;s Maven repository</a> for more information.</p> <p>Add the dependencies for the artifacts you need in the <code translate="no" dir="ltr">build.gradle</code> file for your app or module:</p> <div> <div class="ds-selector-tabs"><section><h3 id="groovy" data-text="Groovy" tabindex="-1">Groovy</h3> <div></div><devsite-code><pre class="devsite-click-to-copy" translate="no" dir="ltr" is-upgraded syntax="Groovy"><span class="devsite-syntax-n">dependencies</span><span class="devsite-syntax-w"> </span><span class="devsite-syntax-o">{</span> <span class="devsite-syntax-w"> </span><span class="devsite-syntax-c1">// Java language implementation</span> <span class="devsite-syntax-w"> </span><span class="devsite-syntax-n">implementation</span><span class="devsite-syntax-w"> </span><span class="devsite-syntax-s2">"androidx.savedstate:savedstate:1.2.1"</span> <span class="devsite-syntax-w"> </span><span class="devsite-syntax-c1">// Kotlin</span> <span class="devsite-syntax-w"> </span><span class="devsite-syntax-n">implementation</span><span class="devsite-syntax-w"> </span><span class="devsite-syntax-s2">"androidx.savedstate:savedstate-ktx:1.2.1"</span> <span class="devsite-syntax-o">}</span></pre></devsite-code> </section><section><h3 id="kts" data-text="Kotlin" tabindex="-1">Kotlin</h3> <div></div><devsite-code><pre class="devsite-click-to-copy" translate="no" dir="ltr" is-upgraded syntax="Kotlin"><span class="devsite-syntax-n">dependencies</span><span class="devsite-syntax-w"> </span><span class="devsite-syntax-p">{</span> <span class="devsite-syntax-w"> </span><span class="devsite-syntax-c1">// Java language implementation</span> <span class="devsite-syntax-w"> </span><span class="devsite-syntax-n">implementation</span><span class="devsite-syntax-p">(</span><span class="devsite-syntax-s">"androidx.savedstate:savedstate:1.2.1"</span><span class="devsite-syntax-p">)</span> <span class="devsite-syntax-w"> </span><span class="devsite-syntax-c1">// Kotlin</span> <span class="devsite-syntax-w"> </span><span class="devsite-syntax-n">implementation</span><span class="devsite-syntax-p">(</span><span class="devsite-syntax-s">"androidx.savedstate:savedstate-ktx:1.2.1"</span><span class="devsite-syntax-p">)</span> <span class="devsite-syntax-p">}</span></pre></devsite-code> </section></div> </div> <p>For more information about dependencies, see <a href="/studio/build/dependencies">Add build dependencies</a>.</p> <h2 id="feedback" data-text="Feedback" tabindex="-1">Feedback</h2> <p>Your feedback helps make Jetpack better. Let us know if you discover new issues or have ideas for improving this library. Please take a look at the <a href="https://issuetracker.google.com/issues?q=componentid:878252%20status:open">existing issues</a> in this library before you create a new one. You can add your vote to an existing issue by clicking the star button.</p> <p><a href="https://issuetracker.google.com/issues/new?component=878252&template=1442003" class="button dac-button dac-outline-button">Create a new issue</a></p> <p>See the <a href="https://developers.google.com/issue-tracker">Issue Tracker documentation</a> for more information.</p> <h2 id="version_13_2" data-text="Version 1.3" tabindex="-1">Version 1.3</h2> <h3 id="1.3.0-alpha05" data-text="Version 1.3.0-alpha05" tabindex="-1">Version 1.3.0-alpha05</h3> <p>November 13, 2024</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate-*:1.3.0-alpha05</code> is released. Version 1.3.0-alpha05 contains <a href="https://android.googlesource.com/platform/frameworks/support/+log/ccd90a76bd7c4acf4f4f01eca76350e383bc441e..0aac1878823c58d5a7b1eee060cc79d1b38b4996/savedstate">these commits</a>.</p> <p><strong>KotlinX Serialization Support</strong></p> <ul> <li><p><code translate="no" dir="ltr">SavedState</code> now includes KotlinX Serialization support. You can convert a class annotated with <code translate="no" dir="ltr">@Serializable</code> to a <code translate="no" dir="ltr">SavedState</code> using the methods <code translate="no" dir="ltr">encodeToSavedState</code> and <code translate="no" dir="ltr">decodeFromSavedState</code>. The returned <code translate="no" dir="ltr">SavedState</code> is a regular <code translate="no" dir="ltr">Bundle</code> on Android and can be used by any API that accepts a <code translate="no" dir="ltr">Bundle</code>. (<a href="https://android-review.googlesource.com/#/q/I6f59faffaa3777bf56132a67f41b867d7a9663e5">I6f59f</a>, <a href="https://issuetracker.google.com/issues/374102924">b/374102924</a>)</p> <pre class="prettyprint lang-kotlin" translate="no" dir="ltr"><code translate="no" dir="ltr">@Serializable data class Person(val firstName: String, val lastName: String) fun main() { val person = Person(&#34;John&#34;, &#34;Doe&#34;) val encoded: SavedState = encodeToSavedState(person) val decoded: Person = decodeFromSavedState(encoded) } </code></pre></li> <li><p>We also have included <code translate="no" dir="ltr">saved</code>, a lazy property delegate, to make it easy to store <code translate="no" dir="ltr">@Serializable</code> classes in a <code translate="no" dir="ltr">SavedStateRegistryOwner</code> (e.g., <code translate="no" dir="ltr">ComponentActivity</code>, <code translate="no" dir="ltr">Fragment</code>, etc.) and have those classes automatically be restored across process death and recreation. Please note the <code translate="no" dir="ltr">saved</code> delegate is lazy and will not call the <code translate="no" dir="ltr">init</code> lambda or save anything into the <code translate="no" dir="ltr">SavedStateRegistry</code> until it is accessed. (<a href="https://android-review.googlesource.com/#/q/I667391f94de531e5535435b3b05bdef8bde5f61f">I66739</a>, <a href="https://issuetracker.google.com/issues/376027806">b/376027806</a>)</p> <pre class="prettyprint lang-kotlin" translate="no" dir="ltr"><code translate="no" dir="ltr">@Serializable data class Person(val firstName: String, val lastName: String) class MyActivity : ComponentActivity() { var person by saved { Person(&#34;John&#34;, &#34;Doe&#34;) } override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) this.person = Person(&#34;Jane&#34;, &#34;Doe&#34;) } } </code></pre></li> <li><p>There is a similar <code translate="no" dir="ltr">saved</code> property delegate for <code translate="no" dir="ltr">SavedStateHandle</code> added in <a href="/jetpack/androidx/releases/lifecycle#2.9.0-alpha07">Lifecycle <code translate="no" dir="ltr">2.9.0-alpha07</code></a>.</p></li> </ul> <p><strong>API Changes</strong></p> <ul> <li>Add <code translate="no" dir="ltr">toMap</code> to <code translate="no" dir="ltr">SavedState</code>, allowing any <code translate="no" dir="ltr">SavedState</code> to be converted to a regular <code translate="no" dir="ltr">Map</code> (shallow copy). (<a href="https://android-review.googlesource.com/#/q/I487b901051ad68a3e27f9a5550fd7336734abbb1">I487b9</a>, <a href="https://issuetracker.google.com/issues/334076622">b/334076622</a>)</li> <li><code translate="no" dir="ltr">SavedState</code> KMP now supports arrays. (<a href="https://android-review.googlesource.com/#/q/Ic0552cac5744d8422524d8219438a6571f70c476">Ic0552</a>, <a href="https://issuetracker.google.com/issues/334076622">b/334076622</a>)</li> </ul> <h3 id="1.3.0-alpha04" data-text="Version 1.3.0-alpha04" tabindex="-1">Version 1.3.0-alpha04</h3> <p>October 30, 2024</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate-*:1.3.0-alpha04</code> is released. Version 1.3.0-alpha04 contains <a href="https://android.googlesource.com/platform/frameworks/support/+log/b8a68b0896897fa158508d73a31998a26161d9a7..ccd90a76bd7c4acf4f4f01eca76350e383bc441e/savedstate">these commits</a>.</p> <p><strong>API Changes</strong></p> <ul> <li>SavedState KMP now supports Char. (<a href="https://android-review.googlesource.com/#/q/I9ac2ff6589371bd4bc79b1910334ce24710cd176">I9ac2f</a>, <a href="https://issuetracker.google.com/issues/334076622">b/334076622</a>)</li> <li>Add <code translate="no" dir="ltr">putNull</code> and <code translate="no" dir="ltr">isNull</code> to SavedState KMP. (<a href="https://android-review.googlesource.com/#/q/Iea71d9d8652c9cbd45e701d5b4785579acd73969">Iea71d</a>, <a href="https://issuetracker.google.com/issues/334076622">b/334076622</a>)</li> <li>Add additional <code translate="no" dir="ltr">savedState</code> factory parameters supporting an initial <code translate="no" dir="ltr">Map&lt;String, Any&gt;</code> (<a href="https://android-review.googlesource.com/#/q/I9b37da20978bc549e1ab5c354985aa4ca450f6be">I9b37d</a>, <a href="https://issuetracker.google.com/issues/334076622">b/334076622</a>)</li> <li>SavedState KMP now supports <code translate="no" dir="ltr">contentDeepEquals</code> comparison. (<a href="https://android-review.googlesource.com/#/q/Ia515c97b16e17bcb8a20dafbc043cf2d971c4405">Ia515c</a>, <a href="https://issuetracker.google.com/issues/334076622">b/334076622</a>)</li> <li>SavedState KMP now supports Long. (<a href="https://android-review.googlesource.com/#/q/I4c180e12c8259436628e5b6b62a0dfa38f003be6">I4c180</a>, <a href="https://issuetracker.google.com/issues/334076622">b/334076622</a>)</li> </ul> <h3 id="1.3.0-alpha03" data-text="Version 1.3.0-alpha03" tabindex="-1">Version 1.3.0-alpha03</h3> <p>October 16, 2024</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate-*:1.3.0-alpha03</code> is released with no notable changes. Version 1.3.0-alpha03 contains <a href="https://android.googlesource.com/platform/frameworks/support/+log/b6ae8d0a0e8cd803f7b84f30101eda1af4f1d6b6..b8a68b0896897fa158508d73a31998a26161d9a7/savedstate">these commits</a>.</p> <h3 id="1.3.0-alpha02" data-text="Version 1.3.0-alpha02" tabindex="-1">Version 1.3.0-alpha02</h3> <p>October 2, 2024</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate-*:1.3.0-alpha02</code> is released. Version 1.3.0-alpha02 contains <a href="https://android.googlesource.com/platform/frameworks/support/+log/b6ae8d0a0e8cd803f7b84f30101eda1af4f1d6b6/savedstate">these commits</a>.</p> <p><strong>Kotlin Multiplatform</strong></p> <ul> <li>The <code translate="no" dir="ltr">SavedState</code> module is now KMP compatible. Supported platforms now include Android, iOS, Linux, Mac, and JVM desktop environments. (<a href="https://android-review.googlesource.com/#/q/I26305abd31dcbbf1c686e0bcfa9871b23cdd8545">I26305</a>, <a href="https://issuetracker.google.com/issues/334076622">b/334076622</a>)</li> </ul> <p><strong>New Features</strong></p> <ul> <li>Introduce <code translate="no" dir="ltr">SavedState</code> opaque type as an abstraction to provide a consistent way to save and restore application state in KMP. It includes a <code translate="no" dir="ltr">SavedStateReader</code> and <code translate="no" dir="ltr">SavedStateWriter</code> for modifying the state to be saved. On Android, <code translate="no" dir="ltr">SavedState</code> is a type alias for <code translate="no" dir="ltr">Bundle</code>, ensuring binary compatibility and facilitating the migration of existing APIs to a common source set. On other platforms, <code translate="no" dir="ltr">SavedState</code> is a <code translate="no" dir="ltr">Map&lt;String, Any&gt;</code> instance. (<a href="https://android-review.googlesource.com/#/q/I185754bb2e7e04c32ccc89209a4d4e765334e547">I18575</a>, <a href="https://issuetracker.google.com/issues/334076622">b/334076622</a>)</li> </ul> <pre class="prettyprint lang-kotlin" translate="no" dir="ltr"><code translate="no" dir="ltr"> // Create a new SavedState object using the savedState DSL: val savedState = savedState { putInt(&#34;currentPage&#34;, 1) putString(&#34;filter&#34;, &#34;favorites&#34;) } // Read from a SavedState object val currentPage = savedState.read { getInt(&#34;currentPage&#34;) } // Edit an existing SavedState object savedState.write { remove(&#34;currentPage&#34;) } </code></pre> <p><strong>API Changes</strong></p> <ul> <li><code translate="no" dir="ltr">SavedStateRegistry</code> and <code translate="no" dir="ltr">SavedStateRegistryController</code> are now KMP compatible. (<a href="https://android-review.googlesource.com/#/q/Id7bb8064cc8bf19faade95636dd1436943056ce6">Id7bb8</a>, <a href="https://issuetracker.google.com/issues/334076622">b/334076622</a>)</li> <li><code translate="no" dir="ltr">SavedState</code>, <code translate="no" dir="ltr">SavedStateWriter</code> and <code translate="no" dir="ltr">SavedStateReader</code> are now KMP compatible. (<a href="https://android-review.googlesource.com/#/q/I26305abd31dcbbf1c686e0bcfa9871b23cdd8545">I26305</a>, <a href="https://issuetracker.google.com/issues/334076622">b/334076622</a>)</li> </ul> <h3 id="1.3.0-alpha01" data-text="Version 1.3.0-alpha01" tabindex="-1">Version 1.3.0-alpha01</h3> <p>August 7, 2024</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.3.0-alpha01</code> and <code translate="no" dir="ltr">androidx.savedstate:savedstate-ktx:1.3.0-alpha01</code> are released. Version 1.3.0-alpha01 contains <a href="https://android.googlesource.com/platform/frameworks/support/+log/9adc92b66f549bb8c730a8710cc44189673e8dfc..9130b719318a69f2f3eaf82c32b131232fd721cb/savedstate">these commits</a>.</p> <p><strong>API Changes</strong></p> <ul> <li>The <code translate="no" dir="ltr">savedstate-ktx</code> kotlin extensions have now been moved to the base savedstate module. (<a href="https://android-review.googlesource.com/#/q/I1cc18c7e02f8aa1744d59552e20c41381e469df6">I1cc18</a>, <a href="https://issuetracker.google.com/issues/274803094">b/274803094</a>)</li> </ul> <p><strong>Note</strong></p> <ul> <li>Update <code translate="no" dir="ltr">compileSdk</code> to 35 (<a href="https://android.googlesource.com/platform/frameworks/support/+/5dc41be792a8fa6b2488df3e780da1c0805b202f">5dc41be</a>)</li> </ul> <h2 id="version_121_3" data-text="Version 1.2.1" tabindex="-1">Version 1.2.1</h2> <h3 id="1.2.1" data-text="Version 1.2.1" tabindex="-1">Version 1.2.1</h3> <p>March 22, 2023</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.2.1</code> and <code translate="no" dir="ltr">androidx.savedstate:savedstate-ktx:1.2.1</code> are released. <a href="https://android.googlesource.com/platform/frameworks/support/+log/3329ffac761570981343cb9fb84e087782d3403e..800c80137427602e8e003b8aad0e3051436bdd17/savedstate">Version 1.2.1 contains these commits.</a></p> <p><strong>Dependency Updates</strong></p> <ul> <li><code translate="no" dir="ltr">SavedState</code> now depends on <a href="/jetpack/androidx/releases/lifecycle#2.6.1">Lifecycle <code translate="no" dir="ltr">2.6.1</code></a>. (<a href="https://android.googlesource.com/platform/frameworks/support/+/c1f62187db7f83e7db1bc1c1fb0b122d7ed34ee8">c1f621</a>)</li> </ul> <h2 id="version_120_3" data-text="Version 1.2.0" tabindex="-1">Version 1.2.0</h2> <h3 id="1.2.0" data-text="Version 1.2.0" tabindex="-1">Version 1.2.0</h3> <p>June 29, 2022</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.2.0</code> and <code translate="no" dir="ltr">androidx.savedstate:savedstate-ktx:1.2.0</code> are released. <a href="https://android.googlesource.com/platform/frameworks/support/+log/441d1e30254495bca43af4b5d3b13906babd74c7..3329ffac761570981343cb9fb84e087782d3403e/savedstate">Version 1.2.0 contains these commits.</a></p> <p><strong>Important changes since 1.1.0</strong></p> <ul> <li><code translate="no" dir="ltr">SavedStateRegistryController</code> now allows early attachment of the <code translate="no" dir="ltr">SavedStateRegistry</code> via <code translate="no" dir="ltr">performAttach()</code>.</li> <li>You can now retrieve a previously registered <code translate="no" dir="ltr">SavedStateProvider</code> from a <code translate="no" dir="ltr">SavedStateRegistry</code> via <code translate="no" dir="ltr">getSavedStateProvider()</code>.</li> <li>The <code translate="no" dir="ltr">SavedState</code> library has been rewritten in Kotlin. <ul> <li>For <code translate="no" dir="ltr">SavedStateRegistryOwner</code>, this is a <strong>source incompatible change</strong> for those classes written in Kotlin - you must now override the <code translate="no" dir="ltr">savedStateRegistry</code> property rather than implement the previous <code translate="no" dir="ltr">getSavedStateRegistry()</code> function.</li> <li>For <code translate="no" dir="ltr">ViewTreeSavedStateRegistryOwner</code>, this is a <strong>source incompatible change</strong> for those classes written in Kotlin - you must now directly import and use the Kotlin extension methods on <code translate="no" dir="ltr">View</code> of <code translate="no" dir="ltr">androidx.savedstate.setViewTreeSavedStateRegistryOwner</code> and <code translate="no" dir="ltr">androidx.savedstate.findViewTreeSavedStateRegistryOwner</code> to set and find a previously set owner. This replaces the <code translate="no" dir="ltr">savedstate-ktx</code> API of <code translate="no" dir="ltr">findViewTreeSavedStateRegistryOwner</code>.</li> </ul></li> </ul> <p><strong>Behavior Changes</strong></p> <ul> <li><code translate="no" dir="ltr">SavedStateRegistry</code> no longer saves an empty Bundle if there is no state to save.</li> </ul> <h3 id="1.2.0-rc01" data-text="Version 1.2.0-rc01" tabindex="-1">Version 1.2.0-rc01</h3> <p>May 11, 2022</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.2.0-rc01</code> and <code translate="no" dir="ltr">androidx.savedstate:savedstate-ktx:1.2.0-rc01</code> are released. <a href="https://android.googlesource.com/platform/frameworks/support/+log/c0a89ec374961b3015097ab307ebb8196dbe3888..441d1e30254495bca43af4b5d3b13906babd74c7/savedstate">Version 1.2.0-rc01 contains these commits.</a></p> <p><strong>Documentation Changes</strong></p> <ul> <li>The <code translate="no" dir="ltr">SavedStateRegistryOwner</code> Kdocs have been updated to clarify the responsibilities and contract that the owner has on how it should implement the interface or when they should call the methods on <code translate="no" dir="ltr">SavedStateRegistryController</code>. (<a href="https://android-review.googlesource.com/#/q/Iefc9519241d9d6844868e6833b33081aa6908b7f">Iefc95</a>, <a href="https://issuetracker.google.com/228887344">b/228887344</a>)</li> </ul> <h3 id="1.2.0-beta01" data-text="Version 1.2.0-beta01" tabindex="-1">Version 1.2.0-beta01</h3> <p>April 20, 2022</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.2.0-beta01</code> and <code translate="no" dir="ltr">androidx.savedstate:savedstate-ktx:1.2.0-beta01</code> are released. <a href="https://android.googlesource.com/platform/frameworks/support/+log/7ca43e00a517eaeeedc0a21f482b17f06e3d2181..c0a89ec374961b3015097ab307ebb8196dbe3888/savedstate">Version 1.2.0-beta01 contains these commits.</a></p> <p><strong>API Changes</strong></p> <ul> <li>The <code translate="no" dir="ltr">SavedStateRegistry</code> and <code translate="no" dir="ltr">ViewTreeSavedStateRegistryOwner</code> classes have been rewritten in Kotlin. For <code translate="no" dir="ltr">ViewTreeSavedStateRegistryOwner</code>, this is a <strong>source incompatible change</strong> for those classes written in Kotlin - you must now directly import and use the Kotlin extension methods on <code translate="no" dir="ltr">View</code> of <code translate="no" dir="ltr">androidx.savedstate.setViewTreeSavedStateRegistryOwner</code> and <code translate="no" dir="ltr">androidx.savedstate.findViewTreeSavedStateRegistryOwner</code> to set and find a previously set owner. This replaces the <code translate="no" dir="ltr">savedstate-ktx</code> API of <code translate="no" dir="ltr">findViewTreeSavedStateRegistryOwner</code>. This is binary compatible and remains source compatible for implementations written in the Java programming language. (<a href="https://issuetracker.google.com/issues/220191285">b/220191285</a>)</li> </ul> <h3 id="1.2.0-alpha02" data-text="Version 1.2.0-alpha02" tabindex="-1">Version 1.2.0-alpha02</h3> <p>April 6, 2022</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.2.0-alpha02</code> and <code translate="no" dir="ltr">androidx.savedstate:savedstate-ktx:1.2.0-alpha02</code> are released. <a href="https://android.googlesource.com/platform/frameworks/support/+log/9dceceb54300ed028a7e8fc7a3454f270337ffde..7ca43e00a517eaeeedc0a21f482b17f06e3d2181/savedstate">Version 1.2.0-alpha02 contains these commits.</a></p> <p><strong>New Features</strong></p> <ul> <li>You can now retrieve a previously registered <code translate="no" dir="ltr">SavedStateProvider</code> from a <code translate="no" dir="ltr">SavedStateRegistry</code> via <code translate="no" dir="ltr">getSavedStateProvider()</code>. (<a href="https://android-review.googlesource.com/#/q/I7ea470c1af0385b8bc9d8ca653c84cc8d224e6cf">I7ea47</a>, <a href="https://issuetracker.google.com/215406268">b/215406268</a>)</li> </ul> <p><strong>API Changes</strong></p> <ul> <li>The <code translate="no" dir="ltr">SavedStateRegistryOwner</code>, <code translate="no" dir="ltr">SavedStateRegistryController</code>, and <code translate="no" dir="ltr">Recreator</code> classes have been rewritten in Kotlin. For <code translate="no" dir="ltr">SavedStateRegistryOwner</code>, this is a <strong>source incompatible change</strong> for those classes written in Kotlin - you must now override the <code translate="no" dir="ltr">savedStateRegistry</code> property rather than implement the previous <code translate="no" dir="ltr">getSavedStateRegistry()</code> function. This is binary compatible and source compatible for implementations written in the Java programming language. (<a href="https://issuetracker.google.com/issues/220191285">b/220191285</a>)</li> </ul> <h3 id="1.2.0-alpha01" data-text="Version 1.2.0-alpha01" tabindex="-1">Version 1.2.0-alpha01</h3> <p>January 26, 2022</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.2.0-alpha01</code> and <code translate="no" dir="ltr">androidx.savedstate:savedstate-ktx:1.2.0-alpha01</code> are released. <a href="https://android.googlesource.com/platform/frameworks/support/+log/2591e18c04b1293252380dce8256c33faea59b9d..9dceceb54300ed028a7e8fc7a3454f270337ffde/savedstate">Version 1.2.0-alpha01 contains these commits.</a></p> <p><strong>New Features</strong></p> <ul> <li><code translate="no" dir="ltr">SavedStateRegistryController</code> now allows early attachment of the <code translate="no" dir="ltr">SavedStateRegistry</code> via <code translate="no" dir="ltr">performAttach()</code>. (<a href="https://android-review.googlesource.com/#/q/Ice4bf56901f54a425c61e7a224df7507ec776645">Ice4bf</a>)</li> </ul> <p><strong>Behavior Changes</strong></p> <ul> <li><code translate="no" dir="ltr">SavedStateRegistry</code> no longer saves an empty Bundle if there is no state to save. (<a href="https://android-review.googlesource.com/c/platform/frameworks/support/+/1896865">aosp/1896865</a>, <a href="https://issuetracker.google.com/203457956">b/203457956</a>)</li> </ul> <h2 id="version_110_3" data-text="Version 1.1.0" tabindex="-1">Version 1.1.0</h2> <h3 id="1.1.0" data-text="Version 1.1.0" tabindex="-1">Version 1.1.0</h3> <p>February 10, 2021</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.1.0</code> and <code translate="no" dir="ltr">androidx.savedstate:savedstate-ktx:1.1.0</code> are released. <a href="https://android.googlesource.com/platform/frameworks/support/+log/e55e4062ce898295bd26770eee5d355eb7f0f738..2591e18c04b1293252380dce8256c33faea59b9d/savedstate">Version 1.1.0 contains these commits.</a></p> <p><strong>Major changes since 1.0.0</strong></p> <ul> <li><strong><code translate="no" dir="ltr">ViewTreeSavedStateRegistryOwner</code> API</strong>: A new <code translate="no" dir="ltr">ViewTreeSavedStateRegistryOwner.get(View)</code> API allows you to retrieve the containing <code translate="no" dir="ltr">SavedStateRegistry</code> given a <code translate="no" dir="ltr">View</code> instance. You must upgrade to <a href="/jetpack/androidx/releases/jetpack/androidx/releases/activity#1.2.0">Activity <code translate="no" dir="ltr">1.2.0</code></a>, <a href="/jetpack/androidx/releases/jetpack/androidx/releases/fragment#1.3.0">Fragment <code translate="no" dir="ltr">1.3.0</code></a>, and <a href="/jetpack/androidx/releases/jetpack/androidx/releases/appcompat#1.3.0-alpha01">AppCompat <code translate="no" dir="ltr">1.3.0-alpha01</code></a> or higher to populate this correctly.</li> <li><strong><code translate="no" dir="ltr">savedstate-ktx</code> artifact</strong>: The new <code translate="no" dir="ltr">savedstate-ktx</code> artifact has been added with a <code translate="no" dir="ltr">findViewTreeSavedStateRegistryOwner()</code> Kotlin extension for working with <code translate="no" dir="ltr">ViewTreeSavedStateRegistryOwner</code>.</li> </ul> <h3 id="1.1.0-rc01" data-text="Version 1.1.0-rc01" tabindex="-1">Version 1.1.0-rc01</h3> <p>December 16, 2020</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.1.0-rc01</code> and <code translate="no" dir="ltr">androidx.savedstate:savedstate-ktx:1.1.0-rc01</code> are released with no changes since <code translate="no" dir="ltr">1.1.0-beta01</code>. <a href="https://android.googlesource.com/platform/frameworks/support/+log/f5a2c7477391539d8bc9f65a8f0db1e8a7bf2cf5..e55e4062ce898295bd26770eee5d355eb7f0f738/savedstate">Version 1.1.0-rc01 contains these commits.</a></p> <h3 id="1.1.0-beta01" data-text="Version 1.1.0-beta01" tabindex="-1">Version 1.1.0-beta01</h3> <p>October 1, 2020</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.1.0-beta01</code> and <code translate="no" dir="ltr">androidx.savedstate:savedstate-ktx:1.1.0-beta01</code> are released with no changes since <code translate="no" dir="ltr">1.1.0-alpha01</code>. <a href="https://android.googlesource.com/platform/frameworks/support/+log/ccc6e95c574b66563952c33fbe26888b93a0e0cb..f5a2c7477391539d8bc9f65a8f0db1e8a7bf2cf5/savedstate">Version 1.1.0-beta01 contains these commits.</a></p> <h3 id="1.1.0-alpha01" data-text="Version 1.1.0-alpha01" tabindex="-1">Version 1.1.0-alpha01</h3> <p>May 20, 2020</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.1.0-alpha01</code> and <code translate="no" dir="ltr">androidx.savedstate:savedstate-ktx:1.1.0-alpha01</code> are released. <a href="https://android.googlesource.com/platform/frameworks/support/+log/ccc6e95c574b66563952c33fbe26888b93a0e0cb/savedstate">Version 1.1.0-alpha01 contains these commits.</a></p> <p><strong>New Features</strong></p> <ul> <li>A new <code translate="no" dir="ltr">ViewTreeSavedStateRegistryOwner.get(View)</code> API allows you to retrieve the containing <code translate="no" dir="ltr">SavedStateRegistry</code> given a <code translate="no" dir="ltr">View</code> instance. You must upgrade to <a href="/jetpack/androidx/releases/activity#1.2.0-alpha05">Activity <code translate="no" dir="ltr">1.2.0-alpha05</code></a>, <a href="/jetpack/androidx/releases/fragment#1.3.0-alpha05">Fragment <code translate="no" dir="ltr">1.3.0-alpha05</code></a>, and <a href="/jetpack/androidx/releases/appcompat#1.3.0-alpha01">AppCompat <code translate="no" dir="ltr">1.3.0-alpha01</code></a> to populate this correctly. (<a href="https://android-review.googlesource.com/1298679">aosp/1298679</a>)</li> <li>The new <code translate="no" dir="ltr">savedstate-ktx</code> artifact has been added with a <code translate="no" dir="ltr">findViewTreeSavedStateRegistryOwner()</code> Kotlin extension for working with <code translate="no" dir="ltr">ViewTreeSavedStateRegistryOwner</code>. (<a href="https://android-review.googlesource.com/1299434">aosp/1299434</a>)</li> </ul> <h2 id="version_100_3" data-text="Version 1.0.0" tabindex="-1">Version 1.0.0</h2> <h3 id="1.0.0" data-text="Version 1.0.0" tabindex="-1">Version 1.0.0</h3> <p>September 5, 2019</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.0.0</code> is released. The commits included in this version can be found <a href="https://android.googlesource.com/platform/frameworks/support/+log/31e072b23ddd65615efc5f3fbece2276b6b5cae4..e498cc0e42f55ccda2c1af1aa9475fe18814ee4a/savedstate">here</a>.</p> <p><strong>Major features of SavedState 1.0.0</strong></p> <p><code translate="no" dir="ltr">androidx.savedstate</code> graduated to a stable release. This is a set of APIs that allow developers to plugin components into the restore / saveInstanceState process. The main entry point of the API is <code translate="no" dir="ltr">SavedStateRegistry</code>, which provides a way to retrieve previously saved states using <code translate="no" dir="ltr">consumeRestoredStateForKey</code> and register a callback to <code translate="no" dir="ltr">registerSavedStateProvider</code> to provide a saved state once system requests it.</p> <h3 id="1.0.0-rc01" data-text="Version 1.0.0-rc01" tabindex="-1">Version 1.0.0-rc01</h3> <p>July 2, 2019</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.0.0-rc01</code> is released. The commits included in this version can be found <a href="https://android.googlesource.com/platform/frameworks/support/+log/fbdc0c35696b2e1ee3216e3e8c397aeb1abe4311..31e072b23ddd65615efc5f3fbece2276b6b5cae4/savedstate">here</a>.</p> <p><strong>Bug fixes</strong></p> <ul> <li>Fixed incorrect proguard rule (<a href="https://issuetracker.google.com/issues/132655499">b/132655499</a>)</li> </ul> <h3 id="1.0.0-beta01" data-text="Version 1.0.0-beta01" tabindex="-1">Version 1.0.0-beta01</h3> <p>May 7, 2019</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.0.0-beta01</code> is released. The commits included in this version can be found <a href="https://android.googlesource.com/platform/frameworks/support/+log/b22fd6c3be270f4c9fd632c55593568ff21637e0..fbdc0c35696b2e1ee3216e3e8c397aeb1abe4311/savedstate">here</a>.</p> <h3 id="1.0.0-alpha02" data-text="Version 1.0.0-alpha02" tabindex="-1">Version 1.0.0-alpha02</h3> <p>March 13, 2019</p> <p><code translate="no" dir="ltr">androidx.savedstate:savedstate:1.0.0-alpha02</code> is released. <code translate="no" dir="ltr">androidx.savedstate:savedstate</code> combines artifacts <code translate="no" dir="ltr">androidx.savedstate:savedstate-bundle</code> and <code translate="no" dir="ltr">androidx.savedstate:savedstate-common</code> into one artifact, because it was decided to simplify savedstate infrastructure and remove generics from <code translate="no" dir="ltr">SavedStateRegistry</code>. Thus, there is no need for separate modules.</p> <p>The full list of commits included in this version can be found <a href="https://android.googlesource.com/platform/frameworks/support/+log/86267e31251cdaf875674004b9937ff3da0c3f24..b22fd6c3be270f4c9fd632c55593568ff21637e0/savedstate">here</a>.</p> <p><strong>New features</strong></p> <ul> <li><code translate="no" dir="ltr">SavedStateRegistry.runOnNextRecreaction(Class&lt;? extends AutoRecreated&gt; clazz )</code> was added. The given class will be instantiated and the method <code translate="no" dir="ltr">AutoRecreated.onRecreated</code> will be run when the owning component restarted.</li> </ul> <p><strong>API changes</strong></p> <ul> <li>Generics removed from <code translate="no" dir="ltr">SavedStateRegistry&lt;T&gt;</code></li> <li>AbstractSavedStateRegistry &amp; BundlableSavedStateRegistry are removed, use simple <code translate="no" dir="ltr">SavedStateRegistry</code> instead</li> <li><code translate="no" dir="ltr">BundleSavedStateRegistryOwner</code> is renamed to <code translate="no" dir="ltr">SavedStateRegistryOwner</code></li> </ul> <h3 id="1.0.0-alpha01" data-text="Version 1.0.0-alpha01" tabindex="-1">Version 1.0.0-alpha01</h3> <p>December 17, 2018</p> <p>This is the first release of <code translate="no" dir="ltr">SavedState</code>.</p> <p><strong>New features</strong></p> <p><code translate="no" dir="ltr">androidx.savedstate</code> is a new set of alpha APIs that allow developers to plugin components to the restore / saveInstanceState process. The main entry point of the API is <code translate="no" dir="ltr">SavedStateRegistry&lt;T&gt;</code>, which provides a way to retrieve previously savedstate via <code translate="no" dir="ltr">consumeRestoredStateForKey</code> and register a callback to <code translate="no" dir="ltr">registerSavedStateProvider</code> to provide a savedstate once system requests it.</p> <devsite-hats-survey class="nocontent" hats-id="VxqvKSur40kxBYCLVTd0SSGykbno" listnr-id="5207477"></devsite-hats-survey> </div> <devsite-recommendations display="in-page" hidden yield> </devsite-recommendations> <devsite-thumb-rating position="footer"> </devsite-thumb-rating> <devsite-recommendations id="recommendations-link" yield></devsite-recommendations> <div class="devsite-floating-action-buttons"> </div> </article> <devsite-content-footer class="nocontent"> <p>Content and code samples on this page are subject to the licenses described in the <a href="/license">Content License</a>. Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates.</p> <p>Last updated 2024-11-13 UTC.</p> </devsite-content-footer> <devsite-notification > </devsite-notification> <div class="devsite-content-data"> <template class="devsite-content-data-template"> [[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2024-11-13 UTC."],[],[]] </template> </div> </devsite-content> </main> <devsite-footer-promos class="devsite-footer"> <nav class="devsite-footer-promos nocontent" aria-label="Promotions"> <ul class="devsite-footer-promos-list"> <li class="devsite-footer-promo"> <a href="//x.com/AndroidDev" class="devsite-footer-promo-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer X Promo" > <picture> <source class="devsite-dark-theme" srcset="https://developer.android.com/_static/android/images/logo-x_dt.svg" media="(prefers-color-scheme: dark)" loading="lazy" alt="X"> <img class="devsite-footer-promo-icon" src="/_static/android/images/logo-x.svg" loading="lazy" alt="X"> </picture> <span class="devsite-footer-promo-label"> X </span> </a> <div class="devsite-footer-promo-description">Follow @AndroidDev on X</div> </li> <li class="devsite-footer-promo"> <a href="//www.youtube.com/user/androiddevelopers" class="devsite-footer-promo-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer YouTube Promo" > <picture> <source class="devsite-dark-theme" srcset="https://developer.android.com/_static/android/images/logo-youtube_dt.svg" media="(prefers-color-scheme: dark)" loading="lazy" alt="YouTube"> <img class="devsite-footer-promo-icon" src="//www.gstatic.com/images/icons/material/product/2x/youtube_48dp.png" loading="lazy" alt="YouTube"> </picture> <span class="devsite-footer-promo-label"> YouTube </span> </a> <div class="devsite-footer-promo-description">Check out Android Developers on YouTube</div> </li> <li class="devsite-footer-promo"> <a href="//www.linkedin.com/showcase/androiddev" class="devsite-footer-promo-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer LinkedIn Promo" > <picture> <source class="devsite-dark-theme" srcset="https://developer.android.com/_static/android/images/logo-linkedin_dt.svg" media="(prefers-color-scheme: dark)" loading="lazy" alt="LinkedIn"> <img class="devsite-footer-promo-icon" src="/_static/android/images/logo-linkedin.svg" loading="lazy" alt="LinkedIn"> </picture> <span class="devsite-footer-promo-label"> LinkedIn </span> </a> <div class="devsite-footer-promo-description">Connect with the Android Developers community on LinkedIn</div> </li> </ul> </nav> </devsite-footer-promos> <devsite-footer-linkboxes class="devsite-footer"> <nav class="devsite-footer-linkboxes nocontent" aria-label="Footer links"> <ul class="devsite-footer-linkboxes-list"> <li class="devsite-footer-linkbox "> <h3 class="devsite-footer-linkbox-heading no-link">More Android</h3> <ul class="devsite-footer-linkbox-list"> <li class="devsite-footer-linkbox-item"> <a href="//www.android.com" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 1)" > Android </a> </li> <li class="devsite-footer-linkbox-item"> <a href="//www.android.com/enterprise/" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 2)" > Android for Enterprise </a> </li> <li class="devsite-footer-linkbox-item"> <a href="//www.android.com/security-center/" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 3)" > Security </a> </li> <li class="devsite-footer-linkbox-item"> <a href="//source.android.com" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 4)" > Source </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/news" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 5)" > News </a> </li> <li class="devsite-footer-linkbox-item"> <a href="//android-developers.googleblog.com/" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 6)" > Blog </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/podcasts" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 7)" > Podcasts </a> </li> </ul> </li> <li class="devsite-footer-linkbox "> <h3 class="devsite-footer-linkbox-heading no-link">Discover</h3> <ul class="devsite-footer-linkbox-list"> <li class="devsite-footer-linkbox-item"> <a href="/games" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 1)" > Gaming </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/ml" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 2)" > Machine Learning </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/health-and-fitness" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 3)" > Health & Fitness </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/media" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 4)" > Camera & Media </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/privacy" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 5)" > Privacy </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/training/connectivity/5g" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 6)" > 5G </a> </li> </ul> </li> <li class="devsite-footer-linkbox "> <h3 class="devsite-footer-linkbox-heading no-link">Android Devices</h3> <ul class="devsite-footer-linkbox-list"> <li class="devsite-footer-linkbox-item"> <a href="/large-screens" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 1)" > Large screens </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/wear" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 2)" > Wear OS </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/chrome-os" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 3)" > ChromeOS devices </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/cars" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 4)" > Android for cars </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/tv" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 5)" > Android TV </a> </li> </ul> </li> <li class="devsite-footer-linkbox "> <h3 class="devsite-footer-linkbox-heading no-link">Releases</h3> <ul class="devsite-footer-linkbox-list"> <li class="devsite-footer-linkbox-item"> <a href="/about/versions/15" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 1)" > Android 15 </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/about/versions/14" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 2)" > Android 14 </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/about/versions/13" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 3)" > Android 13 </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/about/versions/12" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 4)" > Android 12 </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/about/versions/11" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 5)" > Android 11 </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/about/versions/10" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 6)" > Android 10 </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/about/versions/pie" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 7)" > Pie </a> </li> </ul> </li> <li class="devsite-footer-linkbox "> <h3 class="devsite-footer-linkbox-heading no-link">Documentation and Downloads</h3> <ul class="devsite-footer-linkbox-list"> <li class="devsite-footer-linkbox-item"> <a href="/studio/intro" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 1)" > Android Studio guide </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/guide" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 2)" > Developers guides </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/reference" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 3)" > API reference </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/studio" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 4)" > Download Studio </a> </li> <li class="devsite-footer-linkbox-item"> <a href="/ndk" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 5)" > Android NDK </a> </li> </ul> </li> <li class="devsite-footer-linkbox "> <h3 class="devsite-footer-linkbox-heading no-link">Support</h3> <ul class="devsite-footer-linkbox-list"> <li class="devsite-footer-linkbox-item"> <a href="//issuetracker.google.com/issues/new?component=190923&amp;template=841312" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 1)" > Report platform bug </a> </li> <li class="devsite-footer-linkbox-item"> <a href="//issuetracker.google.com/issues/new?component=192697" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 2)" > Report documentation bug </a> </li> <li class="devsite-footer-linkbox-item"> <a href="//support.google.com/googleplay/android-developer" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 3)" > Google Play support </a> </li> <li class="devsite-footer-linkbox-item"> <a href="https://g.co/userresearch/androiddeveloperfooter" class="devsite-footer-linkbox-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Link (index 4)" > Join research studies </a> </li> </ul> </li> </ul> </nav> </devsite-footer-linkboxes> <devsite-footer-utility class="devsite-footer"> <div class="devsite-footer-utility nocontent"> <nav class="devsite-footer-sites" aria-label="Other Google Developers websites"> <a href="https://developers.google.com/" class="devsite-footer-sites-logo-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Google Developers Link"> <picture> <source srcset="https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/android/images/lockup-google-for-developers-dark-theme.svg" media="(prefers-color-scheme: none)" class="devsite-dark-theme" loading="lazy" alt="Google Developers"> <img class="devsite-footer-sites-logo" src="https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/android/images/lockup-google-for-developers.svg" loading="lazy" alt="Google Developers"> </picture> </a> <ul class="devsite-footer-sites-list"> <li class="devsite-footer-sites-item"> <a href="//developer.android.com" class="devsite-footer-sites-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Android Link" > Android </a> </li> <li class="devsite-footer-sites-item"> <a href="//developer.chrome.com/home" class="devsite-footer-sites-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Chrome Link" > Chrome </a> </li> <li class="devsite-footer-sites-item"> <a href="//firebase.google.com" class="devsite-footer-sites-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Firebase Link" > Firebase </a> </li> <li class="devsite-footer-sites-item"> <a href="//cloud.google.com" class="devsite-footer-sites-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer Google Cloud Platform Link" > Google Cloud Platform </a> </li> <li class="devsite-footer-sites-item"> <a href="//developers.google.com/products/" class="devsite-footer-sites-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Footer All products Link" > All products </a> </li> </ul> </nav> <nav class="devsite-footer-utility-links" aria-label="Utility links"> <ul class="devsite-footer-utility-list"> <li class="devsite-footer-utility-item "> <a class="devsite-footer-utility-link gc-analytics-event" href="//policies.google.com/privacy" data-category="Site-Wide Custom Events" data-label="Footer Privacy link" > Privacy </a> </li> <li class="devsite-footer-utility-item "> <a class="devsite-footer-utility-link gc-analytics-event" href="/license" data-category="Site-Wide Custom Events" data-label="Footer License link" > License </a> </li> <li class="devsite-footer-utility-item "> <a class="devsite-footer-utility-link gc-analytics-event" href="/distribute/marketing-tools/brand-guidelines" data-category="Site-Wide Custom Events" data-label="Footer Brand guidelines link" > Brand guidelines </a> </li> <li class="devsite-footer-utility-item glue-cookie-notification-bar-control"> <a class="devsite-footer-utility-link gc-analytics-event" href="#" data-category="Site-Wide Custom Events" data-label="Footer Manage cookies link" aria-hidden="true" > Manage cookies </a> </li> <li class="devsite-footer-utility-item devsite-footer-utility-button"> <span class="devsite-footer-utility-description">Get news and tips by email</span> <a class="devsite-footer-utility-link gc-analytics-event" href="/updates" data-category="Site-Wide Custom Events" data-label="Footer Subscribe link" > Subscribe </a> </li> </ul> <devsite-language-selector> <ul role="presentation"> <li role="presentation"> <a role="menuitem" lang="en" >English</a> </li> <li role="presentation"> <a role="menuitem" lang="de" >Deutsch</a> </li> <li role="presentation"> <a role="menuitem" lang="es_419" >Español – América Latina</a> </li> <li role="presentation"> <a role="menuitem" lang="fr" >Français</a> </li> <li role="presentation"> <a role="menuitem" lang="id" >Indonesia</a> </li> <li role="presentation"> <a role="menuitem" lang="it" >Italiano</a> </li> <li role="presentation"> <a role="menuitem" lang="pl" >Polski</a> </li> <li role="presentation"> <a role="menuitem" lang="pt_br" >Português – Brasil</a> </li> <li role="presentation"> <a role="menuitem" lang="vi" >Tiếng Việt</a> </li> <li role="presentation"> <a role="menuitem" lang="tr" >Türkçe</a> </li> <li role="presentation"> <a role="menuitem" lang="ru" >Русский</a> </li> <li role="presentation"> <a role="menuitem" lang="he" >עברית</a> </li> <li role="presentation"> <a role="menuitem" lang="ar" >العربيّة</a> </li> <li role="presentation"> <a role="menuitem" lang="fa" >فارسی</a> </li> <li role="presentation"> <a role="menuitem" lang="hi" >हिंदी</a> </li> <li role="presentation"> <a role="menuitem" lang="bn" >বাংলা</a> </li> <li role="presentation"> <a role="menuitem" lang="th" >ภาษาไทย</a> </li> <li role="presentation"> <a role="menuitem" lang="zh_cn" >中文 – 简体</a> </li> <li role="presentation"> <a role="menuitem" lang="zh_tw" >中文 – 繁體</a> </li> <li role="presentation"> <a role="menuitem" lang="ja" >日本語</a> </li> <li role="presentation"> <a role="menuitem" lang="ko" >한국어</a> </li> </ul> </devsite-language-selector> </nav> </div> </devsite-footer-utility> <devsite-panel></devsite-panel> </section></section> <devsite-sitemask></devsite-sitemask> <devsite-snackbar></devsite-snackbar> <devsite-tooltip ></devsite-tooltip> <devsite-heading-link></devsite-heading-link> <devsite-analytics> <script type="application/json" analytics>[]</script> <script type="application/json" tag-management>{&#34;at&#34;: &#34;True&#34;, &#34;ga4&#34;: [{&#34;id&#34;: &#34;G-QFRN08RN6E&#34;, &#34;purpose&#34;: 0}], &#34;ga4p&#34;: [{&#34;id&#34;: &#34;G-QFRN08RN6E&#34;, &#34;purpose&#34;: 0}], &#34;gtm&#34;: [{&#34;id&#34;: &#34;GTM-KMSWPCJ&#34;, &#34;purpose&#34;: 0}], &#34;parameters&#34;: {&#34;internalUser&#34;: &#34;False&#34;, &#34;language&#34;: {&#34;machineTranslated&#34;: &#34;False&#34;, &#34;requested&#34;: &#34;en&#34;, &#34;served&#34;: &#34;en&#34;}, &#34;pageType&#34;: &#34;article&#34;, &#34;projectName&#34;: &#34;Jetpack&#34;, &#34;signedIn&#34;: &#34;False&#34;, &#34;tenant&#34;: &#34;android&#34;, &#34;recommendations&#34;: {&#34;sourcePage&#34;: &#34;&#34;, &#34;sourceType&#34;: 0, &#34;sourceRank&#34;: 0, &#34;sourceIdenticalDescriptions&#34;: 0, &#34;sourceTitleWords&#34;: 0, &#34;sourceDescriptionWords&#34;: 0, &#34;experiment&#34;: &#34;&#34;}, &#34;experiment&#34;: {&#34;ids&#34;: &#34;&#34;}}}</script> </devsite-analytics> <devsite-badger></devsite-badger> <android-fully-clickable target=" .android-case-study .devsite-landing-row-item, .android-grouped-resources .devsite-landing-row-item, .android-grouped-resources-primary .devsite-landing-row-item, .android-grouped-resources-secondary .devsite-landing-row-item, .android-guide-cards .devsite-landing-row-item, .android-illustrated-resources-index .devsite-landing-row-item, .android-illustrated-resources-primary .devsite-landing-row-item, .android-illustrated-resources-secondary .devsite-landing-row-item, .android-illustrated-resources-secondary-small .devsite-landing-row-item, .android-illustrated-resources-tertiary .devsite-landing-row-item, .android-illustrated-resources-tertiary-small .devsite-landing-row-item, .android-promo .devsite-landing-row-item, .android-quick-link, .android-samples .devsite-card-wrapper, .fully-clickable" watch=".android-samples, devsite-content"></android-fully-clickable> <script nonce="N4CBeHKH9E0e/U+ODgRS64Yr7r85hZ"> (function(d,e,v,s,i,t,E){d['GoogleDevelopersObject']=i; t=e.createElement(v);t.async=1;t.src=s;E=e.getElementsByTagName(v)[0]; E.parentNode.insertBefore(t,E);})(window, document, 'script', 'https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/android/js/app_loader.js', '[3,"en",null,"/js/devsite_app_module.js","https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625","https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/android","https://android-dot-devsite-v2-prod.appspot.com",null,null,["/_pwa/android/manifest.json","https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/images/video-placeholder.svg","https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/android/images/favicon.svg","https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/android/images/lockup.svg","https://fonts.googleapis.com/css?family=Google+Sans:400,500,600,700|Google+Sans+Text:400,400italic,500,500italic,600,600italic,700,700italic|Roboto+Mono:400,500,700&display=swap"],1,null,[1,6,8,12,14,17,21,25,50,52,63,70,75,76,80,87,91,92,93,97,98,100,101,102,103,104,105,107,108,109,110,112,113,117,118,120,122,124,125,126,127,129,130,131,132,133,134,135,136,138,140,141,147,148,149,151,152,156,157,158,159,161,163,164,168,169,170,179,180,182,183,186,191,193,196],"AIzaSyAP-jjEJBzmIyKR4F-3XITp8yM9T1gEEI8","AIzaSyB6xiKGDR5O3Ak2okS4rLkauxGUG7XP0hg","developer.android.com","AIzaSyAQk0fBONSGUqCNznf6Krs82Ap1-NV6J4o","AIzaSyCCxcqdrZ_7QMeLCRY20bh_SXdAYqy70KY",null,null,null,["Profiles__require_profile_eligibility_for_signin","Profiles__enable_complete_playlist_endpoint","MiscFeatureFlags__emergency_css","TpcFeatures__enable_required_headers","BookNav__enable_tenant_cache_key","Cloud__enable_cloud_shell_fte_user_flow","MiscFeatureFlags__developers_footer_image","DevPro__enable_developer_subscriptions","Profiles__enable_dashboard_curated_recommendations","TpcFeatures__enable_mirror_tenant_redirects","Search__enable_ai_search_summaries","MiscFeatureFlags__enable_explain_this_code","Search__enable_page_map","Cloud__enable_cloudx_experiment_ids","Cloud__enable_cloudx_ping","CloudShell__cloud_code_overflow_menu","CloudShell__cloud_shell_button","EngEduTelemetry__enable_engedu_telemetry","MiscFeatureFlags__enable_firebase_utm","Concierge__enable_pushui","MiscFeatureFlags__enable_view_transitions","Profiles__enable_completecodelab_endpoint","Search__enable_dynamic_content_confidential_banner","Cloud__enable_cloud_facet_chat","Analytics__enable_clearcut_logging","Search__enable_suggestions_from_borg","Search__enable_ai_eligibility_checks","Profiles__enable_public_developer_profiles","Cloud__enable_llm_concierge_chat","Experiments__reqs_query_experiments","MiscFeatureFlags__enable_dark_theme","DevPro__enable_cloud_innovators_plus","Cloud__enable_cloud_dlp_service","MiscFeatureFlags__enable_variable_operator","MiscFeatureFlags__enable_project_variables","Significatio__enable_by_tenant","Profiles__enable_release_notes_notifications","Cloud__enable_cloud_shell","Profiles__enable_recognition_badges","Profiles__enable_developer_profiles_callout","Cloud__enable_legacy_calculator_redirect","Profiles__enable_profile_collections","MiscFeatureFlags__developers_footer_dark_image","Profiles__enable_awarding_url","Cloud__enable_free_trial_server_call","Profiles__enable_page_saving"],null,null,"AIzaSyBLEMok-5suZ67qRPzx0qUtbnLmyT_kCVE","https://developerscontentserving-pa.googleapis.com","AIzaSyCM4QpTRSqP5qI4Dvjt4OAScIN8sOUlO-k","https://developerscontentsearch-pa.googleapis.com",2,4,null,"https://developerprofiles-pa.googleapis.com",[3,"android","Android Developers","developer.android.com",null,"android-dot-devsite-v2-prod.appspot.com",null,null,[null,1,null,null,null,null,null,null,null,null,null,[1],null,null,null,null,null,null,[1],[1,null,null,[1,20],"/recommendations"],null,null,null,[1,null,1],[1,1,null,1,1]],null,[18,null,null,null,null,null,"/images/lockup.svg","/images/touchicon-180.png",null,null,null,null,null,null,null,null,null,null,null,null,null,1,null,null,null,"/images/lockup-dark-theme.svg",[]],[],null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,[6,1,14,15,20,22,23,28,29,37,43],null,[[null,null,1],[1,1]],[[null,null,null,null,null,null,null,[["G-QFRN08RN6E"],null,null,[["G-QFRN08RN6E",1]]],null,null,null,null,1],null,[[1,1],[2,2]]],null,4,null,null,null,null,null,null,null,null,null,null,null,null,null,"android.devsite.google"],null,"pk_live_5170syrHvgGVmSx9sBrnWtA5luvk9BwnVcvIi7HizpwauFG96WedXsuXh790rtij9AmGllqPtMLfhe2RSwD6Pn38V00uBCydV4m"]') </script> <devsite-a11y-announce></devsite-a11y-announce> </body> </html>

Pages： 1 2 3 4 5 6 7 8 9 10