{"version":3,"file":"tab-group.d.ts","sources":["tab-group.d.ts"],"names":[],"mappings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sourcesContent":["/**\n * @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\nimport { BooleanInput, NumberInput } from '@angular/cdk/coercion';\nimport { AfterContentChecked, AfterContentInit, ChangeDetectorRef, ElementRef, EventEmitter, OnDestroy, QueryList } from '@angular/core';\nimport { FocusOrigin } from '@angular/cdk/a11y';\nimport { CanColor, CanDisableRipple, ThemePalette } from '@angular/material/core';\nimport { MatTab } from './tab';\nimport { MatTabsConfig } from './tab-config';\n/** A simple change event emitted on focus or selection changes. */\nexport declare class MatTabChangeEvent {\n    /** Index of the currently-selected tab. */\n    index: number;\n    /** Reference to the currently-selected tab. */\n    tab: MatTab;\n}\n/** Possible positions for the tab header. */\nexport declare type MatTabHeaderPosition = 'above' | 'below';\n/** @docs-private */\ndeclare const _MatTabGroupMixinBase: import(\"@angular/material/core/common-behaviors/constructor\").Constructor<CanColor> & import(\"@angular/material/core/common-behaviors/constructor\").AbstractConstructor<CanColor> & import(\"@angular/material/core/common-behaviors/constructor\").Constructor<CanDisableRipple> & import(\"@angular/material/core/common-behaviors/constructor\").AbstractConstructor<CanDisableRipple> & {\n    new (_elementRef: ElementRef): {\n        _elementRef: ElementRef;\n    };\n};\ninterface MatTabGroupBaseHeader {\n    _alignInkBarToSelectedTab: () => void;\n    focusIndex: number;\n}\n/**\n * Base class with all of the `MatTabGroupBase` functionality.\n * @docs-private\n */\nexport declare abstract class _MatTabGroupBase extends _MatTabGroupMixinBase implements AfterContentInit, AfterContentChecked, OnDestroy, CanColor, CanDisableRipple {\n    protected _changeDetectorRef: ChangeDetectorRef;\n    _animationMode?: string | undefined;\n    /**\n     * All tabs inside the tab group. This includes tabs that belong to groups that are nested\n     * inside the current one. We filter out only the tabs that belong to this group in `_tabs`.\n     */\n    abstract _allTabs: QueryList<MatTab>;\n    abstract _tabBodyWrapper: ElementRef;\n    abstract _tabHeader: MatTabGroupBaseHeader;\n    /** All of the tabs that belong to the group. */\n    _tabs: QueryList<MatTab>;\n    /** The tab index that should be selected after the content has been checked. */\n    private _indexToSelect;\n    /** Snapshot of the height of the tab body wrapper before another tab is activated. */\n    private _tabBodyWrapperHeight;\n    /** Subscription to tabs being added/removed. */\n    private _tabsSubscription;\n    /** Subscription to changes in the tab labels. */\n    private _tabLabelSubscription;\n    /** Whether the tab group should grow to the size of the active tab. */\n    get dynamicHeight(): boolean;\n    set dynamicHeight(value: boolean);\n    private _dynamicHeight;\n    /** The index of the active tab. */\n    get selectedIndex(): number | null;\n    set selectedIndex(value: number | null);\n    private _selectedIndex;\n    /** Position of the tab header. */\n    headerPosition: MatTabHeaderPosition;\n    /** Duration for the tab animation. Will be normalized to milliseconds if no units are set. */\n    get animationDuration(): string;\n    set animationDuration(value: string);\n    private _animationDuration;\n    /**\n     * `tabindex` to be set on the inner element that wraps the tab content. Can be used for improved\n     * accessibility when the tab does not have focusable elements or if it has scrollable content.\n     * The `tabindex` will be removed automatically for inactive tabs.\n     * Read more at https://www.w3.org/TR/wai-aria-practices/examples/tabs/tabs-2/tabs.html\n     */\n    get contentTabIndex(): number | null;\n    set contentTabIndex(value: number | null);\n    private _contentTabIndex;\n    /**\n     * Whether pagination should be disabled. This can be used to avoid unnecessary\n     * layout recalculations if it's known that pagination won't be required.\n     */\n    disablePagination: boolean;\n    /** Background color of the tab group. */\n    get backgroundColor(): ThemePalette;\n    set backgroundColor(value: ThemePalette);\n    private _backgroundColor;\n    /** Output to enable support for two-way binding on `[(selectedIndex)]` */\n    readonly selectedIndexChange: EventEmitter<number>;\n    /** Event emitted when focus has changed within a tab group. */\n    readonly focusChange: EventEmitter<MatTabChangeEvent>;\n    /** Event emitted when the body animation has completed */\n    readonly animationDone: EventEmitter<void>;\n    /** Event emitted when the tab selection has changed. */\n    readonly selectedTabChange: EventEmitter<MatTabChangeEvent>;\n    private _groupId;\n    constructor(elementRef: ElementRef, _changeDetectorRef: ChangeDetectorRef, defaultConfig?: MatTabsConfig, _animationMode?: string | undefined);\n    /**\n     * After the content is checked, this component knows what tabs have been defined\n     * and what the selected index should be. This is where we can know exactly what position\n     * each tab should be in according to the new selected index, and additionally we know how\n     * a new selected tab should transition in (from the left or right).\n     */\n    ngAfterContentChecked(): void;\n    ngAfterContentInit(): void;\n    /** Listens to changes in all of the tabs. */\n    private _subscribeToAllTabChanges;\n    ngOnDestroy(): void;\n    /** Re-aligns the ink bar to the selected tab element. */\n    realignInkBar(): void;\n    /**\n     * Sets focus to a particular tab.\n     * @param index Index of the tab to be focused.\n     */\n    focusTab(index: number): void;\n    _focusChanged(index: number): void;\n    private _createChangeEvent;\n    /**\n     * Subscribes to changes in the tab labels. This is needed, because the @Input for the label is\n     * on the MatTab component, whereas the data binding is inside the MatTabGroup. In order for the\n     * binding to be updated, we need to subscribe to changes in it and trigger change detection\n     * manually.\n     */\n    private _subscribeToTabLabels;\n    /** Clamps the given index to the bounds of 0 and the tabs length. */\n    private _clampTabIndex;\n    /** Returns a unique id for each tab label element */\n    _getTabLabelId(i: number): string;\n    /** Returns a unique id for each tab content element */\n    _getTabContentId(i: number): string;\n    /**\n     * Sets the height of the body wrapper to the height of the activating tab if dynamic\n     * height property is true.\n     */\n    _setTabBodyWrapperHeight(tabHeight: number): void;\n    /** Removes the height of the tab body wrapper. */\n    _removeTabBodyWrapperHeight(): void;\n    /** Handle click events, setting new selected index if appropriate. */\n    _handleClick(tab: MatTab, tabHeader: MatTabGroupBaseHeader, index: number): void;\n    /** Retrieves the tabindex for the tab. */\n    _getTabIndex(tab: MatTab, idx: number): number | null;\n    /** Callback for when the focused state of a tab has changed. */\n    _tabFocusChanged(focusOrigin: FocusOrigin, index: number): void;\n    static ngAcceptInputType_dynamicHeight: BooleanInput;\n    static ngAcceptInputType_animationDuration: NumberInput;\n    static ngAcceptInputType_selectedIndex: NumberInput;\n    static ngAcceptInputType_disableRipple: BooleanInput;\n    static ngAcceptInputType_contentTabIndex: NumberInput;\n}\n/**\n * Material design tab-group component. Supports basic tab pairs (label + content) and includes\n * animated ink-bar, keyboard navigation, and screen reader.\n * See: https://material.io/design/components/tabs.html\n */\nexport declare class MatTabGroup extends _MatTabGroupBase {\n    _allTabs: QueryList<MatTab>;\n    _tabBodyWrapper: ElementRef;\n    _tabHeader: MatTabGroupBaseHeader;\n    constructor(elementRef: ElementRef, changeDetectorRef: ChangeDetectorRef, defaultConfig?: MatTabsConfig, animationMode?: string);\n}\nexport {};\n"]}