import { ReactiveController, ReactiveControllerHost } from 'lit';
export interface InfiniteScrollControllerConfig {
    /** Callback when load-more conditions met */
    onLoadMore: () => void;
    /** Distance from bottom to trigger load (default: 100px) */
    scrollThreshold?: number;
    /** Debounce delay for scroll events (default: 150ms) */
    debounceMs?: number;
}
/**
 * Reactive controller for infinite scroll functionality.
 * Manages scroll detection, debouncing, and pagination state.
 */
export declare class InfiniteScrollController implements ReactiveController {
    #private;
    constructor(host: ReactiveControllerHost, config: InfiniteScrollControllerConfig);
    hostConnected(): void;
    hostDisconnected(): void;
    /** Attach scroll listener to container element */
    attach(container: HTMLElement): void;
    /** Remove scroll listener from current container */
    detach(): void;
    /** Reset pagination state */
    reset(): void;
    /** Set loading state (call when starting async load) */
    setLoadingState(isLoading: boolean): void;
    /** Set whether more results available (false = end of list) */
    setHasMore(hasMore: boolean): void;
    /** Current loading state */
    get isLoadingMore(): boolean;
    /** Whether more results available */
    get hasMoreResults(): boolean;
}