import type { ReactiveController, ReactiveControllerHost } from 'lit';
export declare class SlotController implements ReactiveController {
    protected host: ReactiveControllerHost & HTMLElement;
    slotName: string;
    private events;
    private selector;
    constructor(host: ReactiveControllerHost & HTMLElement, slotName?: string);
    hostConnected(): void;
    get hasContent(): boolean;
    get isEmpty(): boolean;
    get content(): Element | null;
    get assigned(): Element[];
    private handleSlotChange;
    protected onChange(_e: Event): void;
}