<div id="top-of-page"></div>

<a class="skip-to-content-link" href="#main-content">Skip to main content</a>

<div *ngIf="isFetching" class="progress-bar-container">

<mat-progress-bar mode="indeterminate" color="warn"></mat-progress-bar>

<mat-toolbar #appToolbar color="primary" class="app-toolbar no-print" [class.transitioning]="isTransitioning">

<mat-toolbar-row class="notification-container">

<aio-notification notificationId="survey-january-2023" expirationDate="2023-02-15" [dismissOnContentClick]="true" (dismissed)="notificationDismissed()">

<a href="https://goo.gle/angular-devsat-q1-2023">

<mat-icon class="icon" svgIcon="insert_comment" aria-label="Announcement"></mat-icon>

<span class="message">Help Angular by taking a <strong>quick survey</strong>!</span>

<span class="action-button">Go to survey</span>

</a>

</aio-notification>

</mat-toolbar-row>

<mat-toolbar-row>

<button mat-button class="hamburger" [class.no-animations]="disableAnimations" (click)="sidenav.toggle()" title="Docs menu">

<mat-icon svgIcon="menu"></mat-icon>

</button>

<a class="nav-link home" href="/" [ngSwitch]="showTopMenu">

<img *ngSwitchCase="true" src="assets/images/logos/angular/logo-nav@2x.png" width="150" height="40" title="Home" alt="Home">

<img *ngSwitchDefault src="assets/images/logos/angular/shield-large.svg" width="37" height="40" title="Home" alt="Home">

</a>

<aio-top-menu *ngIf="showTopMenu" [nodes]="topMenuNodes" [currentNode]="currentNodes.TopBar"></aio-top-menu>

<aio-search-box class="search-container" #searchBox (onSearch)="doSearch($event)" (onFocus)="doSearch($event, true)"></aio-search-box>

<aio-theme-toggle #themeToggle></aio-theme-toggle>

<div #externalIcons class="toolbar-external-icons-container">

<a mat-icon-button href="https://twitter.com/angular" title="Twitter" aria-label="Angular on twitter">

<mat-icon svgIcon="logos:twitter"></mat-icon>

</a>

<a mat-icon-button href="https://github.com/angular/angular" title="GitHub" aria-label="Angular on github">

<mat-icon svgIcon="logos:github"></mat-icon>

</a>

<a mat-icon-button href="https://youtube.com/angular" title="YouTube" aria-label="Angular on YouTube">

<mat-icon svgIcon="logos:youtube"></mat-icon>

</a>

</div>

</mat-toolbar-row>

</mat-toolbar>

<aio-search-results *ngIf="showSearchResults"

#searchResultsView

[searchResults]="searchResults | async"

(resultSelected)="hideSearchResults()"

(closeButtonClick)="hideSearchResults()">

<mat-sidenav-container class="sidenav-container" [class.no-animations]="disableAnimations" [class.has-floating-toc]="hasFloatingToc">

<mat-sidenav [class.collapsed]="!dockSideNav" #sidenav class="sidenav" [mode]="mode" [opened]="isOpened" (openedChange)="updateHostClasses()">

<aio-nav-menu *ngIf="!showTopMenu" [nodes]="topMenuNarrowNodes" [currentNode]="currentNodes.TopBarNarrow" [isWide]="dockSideNav" navLabel="primary"></aio-nav-menu>

<aio-nav-menu [nodes]="sideNavNodes" [currentNode]="currentNodes.SideNav" [isWide]="dockSideNav" navLabel="guides and docs"></aio-nav-menu>

<div class="doc-version">

<aio-nav-menu [nodes]="docVersions" [isWide]="true" [currentNode]="currentDocsVersionNode" navLabel="docs versions"></aio-nav-menu>

</div>

</mat-sidenav>

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<main class="sidenav-content" [id]="pageId">

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<aio-mode-banner *ngIf="versionInfo" [mode]="deployment.mode" [version]="versionInfo"></aio-mode-banner>

<aio-doc-viewer [class.no-animations]="disableAnimations" [doc]="currentDocument" (docReady)="onDocReady()" (docRemoved)="onDocRemoved()" (docInserted)="onDocInserted()" (docRendered)="onDocRendered()">

</aio-doc-viewer>

<aio-dt *ngIf="dtOn" [(doc)]="currentDocument"></aio-dt>

</main>

<div *ngIf="hasFloatingToc" class="toc-container no-print" [style.max-height.px]="tocMaxHeight" (wheel)="restrainScrolling($event)">

<aio-lazy-ce selector="aio-toc"></aio-lazy-ce>

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</footer>