import { AriaLivePoliteness } from '@angular/cdk/a11y';
import { ViewContainerRef } from '@angular/core';
import { Direction } from '@angular/cdk/bidi';
import { MatSnackBarHorizontalPosition, MatSnackBarVerticalPosition } from '@angular/material/snack-bar';
export declare const XUI_SNACK_BAR_DATA: import("@angular/core").InjectionToken<any>;
export declare class XuiSnackBarConfig<D = any> {
    /** The politeness level for the MatAriaLiveAnnouncer announcement. */
    politeness?: AriaLivePoliteness;
    /**
     * Message to be announced by the LiveAnnouncer. When opening a snackbar without a custom
     * component or template, the announcement message will default to the specified message.
     */
    announcementMessage?: string;
    /**
     * The view container that serves as the parent for the snackbar for the purposes of dependency
     * injection. Note: this does not affect where the snackbar is inserted in the DOM.
     */
    viewContainerRef?: ViewContainerRef;
    /** The length of time in milliseconds to wait before automatically dismissing the snack bar. */
    duration?: number;
    /** Extra CSS classes to be added to the snack bar container. */
    panelClass?: string | string[];
    /** Text layout direction for the snack bar. */
    direction?: Direction;
    /** Data being injected into the child component. */
    data?: D | null;
    /** The horizontal position to place the snack bar. */
    horizontalPosition?: MatSnackBarHorizontalPosition;
    /** The vertical position to place the snack bar. */
    verticalPosition?: MatSnackBarVerticalPosition;
}