import { RadiantElement } from '@ecopages/radiant';
import type { EventEmitter } from '@ecopages/radiant/tools/event-emitter';
import type { RuiButtonSize, RuiButtonVariant } from '../button/button';
export type RuiCycleToggleProps = {
    /** Active item id (matches `RuiCycleToggleItem` `id`). Defaults to the first enabled item. */
    value?: string;
    /** Visual style passed to the inner button. Default: `filled`. */
    variant?: RuiButtonVariant;
    /** Control size passed to the inner button. Default: `md`. */
    size?: RuiButtonSize;
    /** Accessible name for the cycle button. */
    label?: string;
    /** Disable the cycle button. Default: `false`. */
    disabled?: boolean;
};
export type RuiCycleToggleChangeDetail = {
    value: string;
};
/**
 * `<rui-cycle-toggle>` — cycles through exclusive values on each button press.
 *
 * Compose with `RuiCycleToggleItem` children inside the rendered button. Only the
 * active item is visible; click advances to the next enabled item and wraps.
 *
 * @see https://www.w3.org/WAI/ARIA/apg/patterns/button/
 *
 * @element rui-cycle-toggle
 *
 * @attr {string} value - Active item id. Reflects to markup. Default: `''`.
 * @attr {('filled'|'outline'|'destructive'|'ghost'|'link')} variant - Button variant
 *   passed to the inner button. Default: `filled`.
 * @attr {('none'|'sm'|'md'|'lg')} size - Button size passed to the inner button. Default: `md`.
 * @attr {string} label - Accessible name prefix for the cycle button. Default: `''`.
 * @attr {boolean} disabled - Disables the cycle button. Default: `false`.
 *
 * @slot - `RuiCycleToggleItem` nodes projected into the inner button by the view.
 *
 * @fires rui-change - Emitted after `value` advances; `detail.value` is the new id.
 */
export declare class RuiCycleToggle extends RadiantElement {
    value: string;
    variant: RuiButtonVariant;
    size: RuiButtonSize;
    label: string;
    disabled: boolean;
    changeEvent: EventEmitter<RuiCycleToggleChangeDetail>;
    private childObserver;
    connectedCallback(): void;
    protected onConnected(): void;
    disconnectedCallback(): void;
    onPropsUpdated(): void;
    /** Re-applies button labeling and the visible cycle item from the current `value`. */
    resync(): void;
    private getItems;
    private getEnabledItems;
    private getItemValue;
    private syncButtonLabel;
    private syncButtonPresentation;
    private syncSelection;
    private cycle;
    onButtonClick(): void;
}