import { PropertyValues } from 'lit';
import { IPktComboboxOption, TPktComboboxTagPlacement } from './combobox-types';
import { ComboboxHandlers } from './combobox-handlers';
export type { IPktComboboxOption, TPktComboboxTagPlacement } from './combobox-types';
export interface IPktCombobox {
    allowUserInput?: boolean;
    typeahead?: boolean;
    disabled?: boolean;
    displayValueAs?: string;
    errorMessage?: string;
    fullwidth?: boolean;
    hasError?: boolean;
    helptext?: string | null;
    helptextDropdown?: string | null;
    helptextDropdownButton?: string | null;
    id?: string;
    includeSearch?: boolean;
    label?: string | null;
    maxlength?: number | null;
    minlength?: number | null;
    multiple?: boolean;
    name?: string;
    optionalTag?: boolean;
    optionalText?: string;
    options?: IPktComboboxOption[];
    defaultOptions?: IPktComboboxOption[];
    placeholder?: string | null;
    requiredTag?: boolean;
    requiredText?: string;
    searchPlaceholder?: string;
    tagPlacement?: TPktComboboxTagPlacement | null;
    tagText?: string | null;
    value?: string | string[];
    isOpen?: boolean;
}
declare global {
    interface HTMLElementTagNameMap {
        'pkt-combobox': PktCombobox & HTMLSelectElement;
    }
}
export declare class PktCombobox extends ComboboxHandlers implements IPktCombobox {
    private handleBodyClick;
    connectedCallback(): void;
    protected willUpdate(changedProperties: Map<PropertyKey, unknown>): void;
    disconnectedCallback(): void;
    firstUpdated(changedProperties: PropertyValues): void;
    updated(changedProperties: PropertyValues): void;
    /**
     * Override form reset to properly restore combobox state.
     * The base class deselects all options and sets value/defaultValue, but
     * combobox needs to re-sync _options with the restored values and clean up
     * user-added options and UI state.
     */
    protected formResetCallback(): void;
    attributeChangedCallback(name: string, _old: string | null, value: string | null): void;
    render(): import('lit-html').TemplateResult<1>;
    private renderInputField;
    private renderSingleOrMultipleValues;
    private renderValueTag;
}
export default PktCombobox;