import { default as React, ReactNode } from 'react';
/**
 * Column definition
 */
export interface Column<T> {
    /** Unique column key */
    key: string;
    /** Column header */
    header: string | ReactNode;
    /** Data accessor */
    accessor: keyof T | ((row: T) => ReactNode);
    /** Column width */
    width?: string | number;
    /** Min width */
    minWidth?: string | number;
    /** Whether column is sortable */
    sortable?: boolean;
    /** Custom sort function */
    sortFn?: (a: T, b: T) => number;
    /** Cell alignment */
    align?: 'left' | 'center' | 'right';
    /** Custom cell renderer */
    cell?: (value: unknown, row: T, index: number) => ReactNode;
    /** Whether column is hidden */
    hidden?: boolean;
}
/**
 * Sort configuration
 */
export interface SortConfig {
    key: string;
    direction: 'asc' | 'desc';
}
/**
 * Pagination configuration
 */
export interface PaginationConfig {
    page: number;
    pageSize: number;
    total: number;
}
/**
 * Data table props
 */
export interface DataTableProps<T> {
    /** Table data */
    data: T[];
    /** Column definitions */
    columns: Column<T>[];
    /** Unique row key accessor */
    rowKey: keyof T | ((row: T) => string);
    /** Loading state */
    isLoading?: boolean;
    /** Empty state message or component */
    emptyState?: ReactNode;
    /** Sort configuration */
    sort?: SortConfig;
    /** Sort change handler */
    onSortChange?: (sort: SortConfig | undefined) => void;
    /** Pagination configuration */
    pagination?: PaginationConfig;
    /** Page change handler */
    onPageChange?: (page: number) => void;
    /** Page size change handler */
    onPageSizeChange?: (pageSize: number) => void;
    /** Row click handler */
    onRowClick?: (row: T) => void;
    /** Selected row keys */
    selectedKeys?: string[];
    /** Selection change handler */
    onSelectionChange?: (keys: string[]) => void;
    /** Enable row selection */
    selectable?: boolean;
    /** Sticky header */
    stickyHeader?: boolean;
    /** Custom class name */
    className?: string;
    /** Table caption for accessibility */
    caption?: string;
}
/**
 * Memoized DataTable component with preserved generic signature
 */
export declare const DataTable: <T>(props: DataTableProps<T>) => React.ReactElement;