import { BaseService } from "./BaseService";
import { AutocompleteSuggestion, NormalizedSmartyAddressConfig } from "../interfaces";
import { UiAutocompleteSuggestionItem } from "./DropdownStateService";
export type { UiAutocompleteSuggestionItem } from "./DropdownStateService";
export declare class DropdownService extends BaseService {
    private instanceId;
    private config?;
    private theme;
    private searchInputSelector;
    private dropdownWrapperElement;
    private dropdownElement;
    private autocompleteSuggestionsElement;
    private customStylesElement;
    private announcementElement;
    private cleanupFunctions;
    private mutationObserver;
    private dynamicStylingHandler;
    constructor(instanceId: number);
    destroy(): void;
    init(config: NormalizedSmartyAddressConfig): void;
    setupDom(): Promise<void>;
    private appendElementsToDocument;
    private storeElementReferences;
    private handleDocumentMouseUp;
    private configureDropdownInteractions;
    private setupSearchInput;
    handleSearchInputFocusOut(event: FocusEvent): void;
    handleSearchInputOnChange(event: Event): void;
    handleSelectDropdownItem(addressIndex: number): void;
    private handleSecondaryResults;
    processAutocompleteSuggestions(suggestions: AutocompleteSuggestion[], searchString: string): void;
    processSecondaryAutocompleteSuggestions(suggestions: AutocompleteSuggestion[], searchString: string): void;
    private displayAutocompleteSuggestions;
    private createAutocompleteSuggestionItems;
    handleApiError(): void;
    openDropdown(): void;
    closeDropdown(): void;
    getDropdownId(): string;
    getSearchInputElement(): HTMLInputElement | null;
    showDropdown(): void;
    hideDropdown(): void;
    announce(message: string): void;
    attachEventListeners(onInput: (e: Event) => void, onKeydown: (e: KeyboardEvent) => void, onFocusOut: (e: FocusEvent) => void): void;
    updateDropdownContents(items: UiAutocompleteSuggestionItem[]): void;
    setAriaExpanded(expanded: boolean): void;
    updateAriaActivedescendant(autocompleteSuggestionId: string | null): void;
    createAutocompleteSuggestionElement(autocompleteSuggestion: AutocompleteSuggestion, searchString?: string, autocompleteSuggestionId?: string): Record<string, HTMLElement | Text>;
    createSecondaryAutocompleteSuggestionElement(autocompleteSuggestion: AutocompleteSuggestion, searchString?: string, autocompleteSuggestionId?: string): Record<string, HTMLElement | Text>;
    showElement(element: HTMLElement): void;
    hideElement(element: HTMLElement): void;
    configureSearchInputForAutocomplete(searchInputElement: HTMLInputElement, dropdownId?: string): void;
    getAutocompleteSuggestionId(index: number): string;
    configureDynamicStyling(dynamicStylingHandler: () => void, searchInputElement: HTMLElement): void;
    private observeAncestorStyleChanges;
    updateThemeClass(newTheme: string[], previousTheme: string[] | undefined, dropdownWrapperElement: HTMLElement): void;
    private createShowAllElement;
    private expandAllSecondaries;
    private collapseSecondaries;
    private flipChevronUp;
    private flipChevronDown;
    private getSelectedChevron;
    private scrollSelectedPrimaryToTop;
    private buildAutocompleteDomElements;
    private buildSuggestionElement;
}