import { LitElement } from 'lit';
export type WsDropdownVariant = 'primary' | 'secondary' | 'outlined' | 'text';
export type WsDropdownSize = 'small' | 'medium' | 'large';
/**
 * A form-associated Workshop Expressive dropdown.
 *
 * Source `option` elements may provide an optional `data-icon` attribute
 * containing one or more icon classes. Options without it render as text-only
 * choices.
 *
 * @slot - Native `option` elements used to populate the dropdown.
 * @slot icon - Optional trigger indicator icon. Falls back to a chevron.
 */
export declare class WsDropdown extends LitElement {
    static styles: import("lit").CSSResult;
    static formAssociated: boolean;
    value: string;
    name: string;
    label: string;
    /** Visual treatment matching the Workshop button variants. */
    variant: WsDropdownVariant;
    /** Dropdown density and trigger height. */
    size: WsDropdownSize;
    /** Shows only the dropdown indicator, matching an icon button. */
    iconOnly: boolean;
    /** Rotates the default or custom indicator while the dropdown is open. */
    rotateIcon: boolean;
    disabled: boolean;
    required: boolean;
    accessibleLabel?: string;
    private open;
    private activeIndex;
    private options;
    private readonly internals;
    private readonly listboxId;
    private defaultValue;
    private static nextId;
    connectedCallback(): void;
    disconnectedCallback(): void;
    render(): import("lit-html").TemplateResult<1>;
    protected updated(changed: Map<string, unknown>): void;
    private renderListbox;
    private toggle;
    private handleKeydown;
    private selectOption;
    private handleDocumentPointerDown;
    private syncOptions;
    formResetCallback(): void;
}
declare global {
    interface HTMLElementTagNameMap {
        'ws-dropdown': WsDropdown;
    }
}
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