import { ComponentInterface, EventEmitter } from '../../stencil-public-runtime';
import { SortDirection, SortDirectionChangeDetails } from '../../interface';
/**
 * The `ino-table-header-cell` is a particular header cell to provide search and column sort behaviour on `ino-table`'s.
 *
 * @slot default - The search content (input field, list) within the popover.
 */
export declare class InoTableHeaderCell implements ComponentInterface {
    private tableHeaderCellId;
    private popoverElement;
    el: HTMLInoTableHeaderCellElement;
    /**
     * Marks the header as autofocused (used for searchable header cells).
     *
     * Use this in combination with the `data-ino-focus` attribute on
     * the actual search target element to focus a specific input element.
     */
    autofocus: boolean;
    /**
     * Identifier of the search icon (default `search`).
     * Used for date or list search columns.
     */
    searchIcon: string;
    /**
     * A unique identifier of the column (used for sorting).
     */
    columnId?: string;
    /**
     * Name of the column.
     */
    label: string;
    labelChanged(): void;
    /**
     * True, if the column has been searched for this column.
     * Persistent state to indicate the user that this column
     * has a search filter.
     */
    searched: boolean;
    /**
     * If true, the cell is **not** sortable.
     * By default, table header cells are sortable.
     */
    notSortable: boolean;
    /**
     * The current sort direction of the column.
     */
    sortDirection?: SortDirection;
    /**
     * The initial sort direction state (default `desc`).
     *
     * By default, all columns are sorted descending followed by ascending.
     * To switch this order, set sort Start to asc.
     */
    sortStart: SortDirection;
    /**
     * Emits that the sort direction has been changed.
     */
    sortDirectionChange: EventEmitter<SortDirectionChangeDetails>;
    /**
     * Emits that the search field focused (true) or blurred (false).
     */
    searchFocusChange: EventEmitter<boolean>;
    /**
     * State that keeps track whether the popover (search) is active.
     */
    searchActivated: boolean;
    /**
     * State that indicates whether the header cell is searchable.
     */
    searchable: boolean;
    /**
     * Updates the search behaviour of this cell.
     *
     * @param searchable true, if the cell should be searchable, false otherwise.
     */
    setSearchable(searchable: boolean): Promise<void>;
    /**
     * Sets focus on the header cell.
     * If searchable, opens the popover and focuses the `data-ino-focus` target.
     */
    setFocus(): Promise<void>;
    /**
     * Sets blur on the header cell. If searchable, closes the popover.
     */
    setBlur(): Promise<void>;
    private sortButtonClickHandler;
    componentWillLoad(): void;
    componentDidLoad(): void;
    private create;
    /**
     * Sets the max width to keep width when hover shows the search icon.
     */
    private maybeSetMaxWidth;
    render(): any;
    get sortIcon(): "sort" | "sort_az" | "sort_za";
}