| /** |
| * @license |
| * Copyright Google LLC All Rights Reserved. |
| * |
| * Use of this source code is governed by an MIT-style license that can be |
| * found in the LICENSE file at https://angular.io/license |
| */ |
| import { ComponentRef, EmbeddedViewRef, OnDestroy, ElementRef, ChangeDetectorRef, EventEmitter } from '@angular/core'; |
| import { AnimationEvent } from '@angular/animations'; |
| import { BasePortalOutlet, ComponentPortal, TemplatePortal, CdkPortalOutlet } from '@angular/cdk/portal'; |
| import { BreakpointObserver } from '@angular/cdk/layout'; |
| import { MatBottomSheetConfig } from './bottom-sheet-config'; |
| import { FocusTrapFactory } from '@angular/cdk/a11y'; |
| /** |
| * Internal component that wraps user-provided bottom sheet content. |
| * @docs-private |
| */ |
| export declare class MatBottomSheetContainer extends BasePortalOutlet implements OnDestroy { |
| private _elementRef; |
| private _changeDetectorRef; |
| private _focusTrapFactory; |
| /** The bottom sheet configuration. */ |
| bottomSheetConfig: MatBottomSheetConfig; |
| private _breakpointSubscription; |
| /** The portal outlet inside of this container into which the content will be loaded. */ |
| _portalOutlet: CdkPortalOutlet; |
| /** The state of the bottom sheet animations. */ |
| _animationState: 'void' | 'visible' | 'hidden'; |
| /** Emits whenever the state of the animation changes. */ |
| _animationStateChanged: EventEmitter<AnimationEvent>; |
| /** The class that traps and manages focus within the bottom sheet. */ |
| private _focusTrap; |
| /** Element that was focused before the bottom sheet was opened. */ |
| private _elementFocusedBeforeOpened; |
| /** Server-side rendering-compatible reference to the global document object. */ |
| private _document; |
| /** Whether the component has been destroyed. */ |
| private _destroyed; |
| constructor(_elementRef: ElementRef<HTMLElement>, _changeDetectorRef: ChangeDetectorRef, _focusTrapFactory: FocusTrapFactory, breakpointObserver: BreakpointObserver, document: any, |
| /** The bottom sheet configuration. */ |
| bottomSheetConfig: MatBottomSheetConfig); |
| /** Attach a component portal as content to this bottom sheet container. */ |
| attachComponentPortal<T>(portal: ComponentPortal<T>): ComponentRef<T>; |
| /** Attach a template portal as content to this bottom sheet container. */ |
| attachTemplatePortal<C>(portal: TemplatePortal<C>): EmbeddedViewRef<C>; |
| /** Begin animation of bottom sheet entrance into view. */ |
| enter(): void; |
| /** Begin animation of the bottom sheet exiting from view. */ |
| exit(): void; |
| ngOnDestroy(): void; |
| _onAnimationDone(event: AnimationEvent): void; |
| _onAnimationStart(event: AnimationEvent): void; |
| private _toggleClass; |
| private _validatePortalAttached; |
| private _setPanelClass; |
| /** Moves the focus inside the focus trap. */ |
| private _trapFocus; |
| /** Restores focus to the element that was focused before the bottom sheet was opened. */ |
| private _restoreFocus; |
| /** Saves a reference to the element that was focused before the bottom sheet was opened. */ |
| private _savePreviouslyFocusedElement; |
| } |