import CwElement from '../../internal/cw-element.js';
import type { CSSResultGroup } from 'lit';
/**
 * @summary Steppers show progress through a sequence of steps — a step indicator for multi-step forms, checkouts,
 *  and onboarding flows.
 * @documentation https://cordwainer.dev/components/stepper
 * @status experimental
 * @since 1.5
 *
 * @slot - One or more `<cw-stepper-item>` elements to display.
 *
 * @csspart base - The component's base wrapper.
 */
export default class CwStepper extends CwElement {
    static styles: CSSResultGroup;
    defaultSlot: HTMLSlotElement;
    /** The orientation the steps are laid out in. */
    orientation: 'horizontal' | 'vertical';
    /**
     * In linear mode, a step can only be activated if every step before it is completed (or it's the very next step
     * after the last completed one) — this prevents jumping ahead in a required sequence. Off by default, so any step
     * can be activated at any time.
     */
    linear: boolean;
    private getItems;
    private syncItems;
    handleOrientationChange(): void;
    private canActivateInLinearMode;
    private handleItemShow;
    private handleKeyDown;
    render(): import("lit-html").TemplateResult<1>;
}