import type { Table, Row } from '@tanstack/table-core';
import type BaseDropdown from '../BaseDropdown.svelte';
export declare function reorderFrozenColumn<TData>(columnId: string, table: Table<TData>, frozenColumns: Set<string>): void;
export declare function reorderUnfrozenColumn<TData>(columnId: string, table: Table<TData>, frozenColumns: Set<string>): void;
export declare function calculateFrozenOffset(columnId: string, headers: any[], frozenColumns: Set<string>): number;
export declare function handleScrollEvent(event: Event, lastScrollLeft: number, columnDropdowns: Record<string, BaseDropdown>): number;
export declare function shouldIgnoreKeyEvent(event: KeyboardEvent): boolean;
export declare function handleArrowDown<TData>(currentIndex: number, rows: Row<TData>[], shiftKey: boolean, enableSelection: boolean, onScroll: () => void): number;
export declare function handleArrowUp<TData>(currentIndex: number, rows: Row<TData>[], shiftKey: boolean, enableSelection: boolean, onScroll: () => void): number;
export declare function handleSelectKey<TData>(currentIndex: number, rows: Row<TData>[], enableSelection: boolean): void;