import { type ChoiceOption } from './choice-list';
type PopupPosition = {
    x: number;
    y: number;
};
export interface SelectControllerState<T extends ChoiceOption> {
    readonly host: HTMLElement;
    readonly generatedId: string;
    readonly options: T[];
    readonly searchable: boolean;
    readonly isLoading: boolean;
    readonly isDisabled: boolean;
    readonly preferredIndex: number;
    readonly popupAlign: 'start' | 'end';
    open: boolean;
    activeIndex: number;
    searchTerm: string;
    focusRingVisible: boolean;
    position: PopupPosition;
    positionReady: boolean;
    selectOption(option: T): void;
}
/**
 * Shared single/multiple Select interaction controller.
 *
 * Decorated Stencil state and scalar/array selection remain in each component;
 * this controller owns only popup lifecycle, focus, positioning, typeahead,
 * and listbox keyboard traversal. Anchored placement is delegated to
 * `AnchoredPositionController`; only the choice-cell measurement stays here.
 */
export declare class SelectController<T extends ChoiceOption> {
    private readonly state;
    private triggerEl;
    private popupEl;
    private searchEl;
    private typeahead;
    private typeaheadTimer;
    private outsideHandler;
    private readonly position;
    constructor(state: SelectControllerState<T>);
    get activeOptionId(): string | undefined;
    setTriggerElement: (element: HTMLButtonElement | null) => void;
    setPopupElement: (element: HTMLDivElement | null) => void;
    setSearchElement: (element: HTMLInputElement | null) => void;
    connect(): void;
    disconnect(): void;
    setFocus(): void;
    optionsChanged(): void;
    loadingChanged(): void;
    positionChanged(): void;
    openChanged(open: boolean): void;
    searchChanged(): void;
    activeIndexChanged(): void;
    openPopup(focusVisible: boolean, edge?: 'first' | 'last'): void;
    closePopup(restoreFocus?: boolean): void;
    focusSearchOrTrigger(): void;
    handleTriggerKeyDown: (event: KeyboardEvent) => void;
    handleListKeyDown: (event: KeyboardEvent) => void;
    private isTypeaheadKey;
    private handleTypeahead;
    private scrollActiveOptionIntoView;
    private bindPopupListeners;
    private unbindPopupListeners;
    private cancelPositionRetry;
    private schedulePositionUpdate;
    private updatePosition;
}
export {};
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