import { ReactNode } from 'react';
import { TabItem } from './types';
/**
 * Groups tabs by content and concatenates labels for tabs with identical content.
 * Maximum 3 items can be concatenated.
 *
 * @param tabs - Array of tab items to process
 * @returns Processed tabs with concatenation applied
 */
export declare const processTabsWithConcatenation: (tabs: TabItem[]) => TabItem[];
/**
 * Sorts tabs to ensure default tabs appear first
 */
export declare const sortTabsByDefault: (tabs: TabItem[]) => TabItem[];
/**
 * Filters available items that haven't been added as tabs yet
 */
export declare const getAvailableItems: <T extends {
    value: string;
}>(availableItems: T[], existingTabs: TabItem[]) => T[];
/**
 * Creates tab items from selected values with shared content
 */
export declare const createTabsFromSelection: <T extends {
    value: string;
    label: string;
}>(selectedValues: string[], availableItems: T[], content: ReactNode) => TabItem[];
/**
 * Prepares items for SingleSelect dropdown (all tabs including scrolled-out)
 */
export declare const prepareDropdownItems: (tabs: TabItem[], originalItems?: TabItem[]) => {
    items: {
        value: string;
        label: string;
    }[];
}[];
/**
 * Returns tabs for display based on isDefault flag and maxDisplayTabs limit.
 * - Default tabs (isDefault: true) are shown in the list
 * - Non-default tabs are shown in dropdown
 * - If maxDisplayTabs is set and there are more default tabs, only maxDisplayTabs are shown in list
 */
export declare const getDisplayTabs: (tabs: TabItem[], maxDisplayTabs?: number, activeTab?: string) => TabItem[];
/**
 * Calculates the position and width for the tab indicator
 */
export declare const calculateTabIndicatorPosition: (tabElement: HTMLButtonElement, listElement: HTMLDivElement) => {
    tabLeft: number;
    tabWidth: number;
};
/**
 * Determines if the tab movement is from left to right
 */
export declare const isMovingRight: (oldTab: HTMLButtonElement, newTab: HTMLButtonElement) => boolean;
/**
 * Calculates transition dimensions for the animated underline
 */
export declare const calculateTransitionDimensions: (oldTab: HTMLButtonElement, newTab: HTMLButtonElement, listElement: HTMLDivElement) => {
    left: number;
    width: number;
    finalLeft: number;
    finalWidth: number;
};
/**
 * Determines the actual tab value from a potentially concatenated value
 * Concatenated tabs use underscore as separator, but we need to distinguish
 * from single tabs that naturally have underscores in their values
 */
export declare const getActualTabValue: (processedValue: string, originalTabValues: Set<string>) => string;
/**
 * Checks if a concatenated tab value should trigger multiple close events
 */
export declare const isConcatenatedTab: (tabValue: string, originalTabValues: Set<string>) => boolean;
/**
 * Extracts original values from a concatenated tab value
 */
export declare const extractOriginalValues: (concatenatedValue: string) => string[];