import { Ref, ComputedRef } from 'vue';
import { TableProps, TableContext, LoadMoreConfig, VirtualScrollItem } from '../types';
import { DebouncedFunc } from 'lodash-es';

/** 提供table上下文的钩子 */
export declare const useProvideTableContext: (props: TableProps, emit: any) => {
    tableContainerWrapper: Ref<HTMLElement | undefined, HTMLElement | undefined>;
    tableContext: ComputedRef<TableContext>;
    virtualScroll: {
        containerRef: Ref<HTMLElement | undefined, HTMLElement | undefined>;
        setContainerRef: (el: HTMLElement | undefined) => void;
        scrollTop: Ref<number, number>;
        totalHeight: ComputedRef<number>;
        visibleItems: ComputedRef< VirtualScrollItem[]>;
        offsetY: ComputedRef<number>;
        remainingHeight: ComputedRef<number>;
        visibleRange: ComputedRef<{
            start: number;
            end: number;
            showLoadMore: boolean | undefined;
        }>;
        shouldShowLoadMore: ComputedRef<boolean | undefined>;
        handleScroll: (event: Event) => void;
        updateItemHeight: (index: number, height: number) => void;
        scrollToItem: (index: number) => void;
        setScrollTop: (top: number) => void;
        clearCache: (resetScroll?: boolean) => void;
        checkAndTriggerLoadMore: DebouncedFunc<(target: HTMLElement) => void>;
    };
    containerHeight: Ref<number, number>;
    updateContainerHeight: () => void;
    savedScrollTop: Ref<number, number>;
    loadMoreConfig: ComputedRef<LoadMoreConfig>;
};
/** 注入table上下文的钩子 */
export declare const useTableContext: () => {
    tableContext: Ref<TableContext, TableContext>;
    contextProps: ComputedRef<TableProps>;
    loadMoreConfig: ComputedRef<LoadMoreConfig>;
};