import { LitElement } from 'lit';
import type { addAnimationController } from '../../../animations/player.js';
export declare abstract class IgcBaseAlertLikeComponent extends LitElement {
    private _internals;
    protected _autoHideTimeout?: number;
    protected abstract _animationPlayer: ReturnType<typeof addAnimationController>;
    /**
     * Whether the component is in shown state.
     * @attr
     */
    open: boolean;
    /**
     * Determines the duration in ms in which the component will be visible.
     * @attr display-time
     */
    displayTime: number;
    /**
     * Determines whether the component should close after the `displayTime` is over.
     * @attr keep-open
     */
    keepOpen: boolean;
    /**
     * Sets the position of the component in the viewport.
     * @attr
     */
    position: 'bottom' | 'middle' | 'top';
    protected displayTimeChange(): void;
    protected keepOpenChange(): void;
    constructor();
    private toggleAnimation;
    private setAutoHideTimer;
    /** Opens the component. */
    show(): Promise<boolean>;
    /** Closes the component. */
    hide(): Promise<boolean>;
    /** Toggles the open state of the component. */
    toggle(): Promise<boolean>;
}