/**
 * @attr { Boolean } bordered - If declared, applies a border around the trigger slot.
 * @attr { Boolean } chevron - If declared, the dropdown displays an display state chevron on the right.
 * @attr { Boolean } disabled - If declared, the dropdown is not interactive.
 * @attr { Boolean } disableEventShow - If declared, the dropdown will only show by calling the API .show() public method.
 * @attr { Boolean } error - If declared in combination with `bordered` property or `helpText` slot content, will apply red color to both.
 * @attr { Boolean } matchWidth - If declared, the popover and trigger will be set to the same width.
 * @attr { Boolean } inset - If declared, will apply padding around trigger slot content.
 * @attr { Boolean } rounded - If declared, will apply border-radius to trigger and default slots.
 * @attr { Boolean } noToggle - If declared, the trigger will only show the dropdown bib.
 * @attr { Boolean } noHideOnThisFocusLoss - If delclared, the dropdown will not hide when moving focus outside the element.
 * @prop { Boolean } isPopoverVisible - If true, the dropdown bib is displayed.
 * @prop { Boolean } ready - When false the component API should not be called.
 * @slot - Default slot for the popover content.
 * @slot label - Defines the content of the label.
 * @slot helpText - Defines the content of the helpText.
 * @slot trigger - Defines the content of the trigger.
 * @csspart trigger - The trigger content container.
 * @csspart chevron - The collapsed/expanded state icon container.
 * @csspart helpText - The helpText content container.
 * @csspart popover - The bib content container.
 * @event auroDropdown-triggerClick - Notifies that the trigger has been clicked.
 * @event dropdownToggled - (DEPRECATED) Notifies that the visibility of the dropdown bib has changed.
 * @event auroDropdown-ready - Notifies that the component has finished initializing.
 * @event auroDropdown-toggled - Notifies that the visibility of the dropdown bib has changed.
 */
export class AuroDropdown extends LitElement {
    static get properties(): {
        bordered: {
            type: BooleanConstructor;
            reflect: boolean;
        };
        chevron: {
            type: BooleanConstructor;
            reflect: boolean;
        };
        disabled: {
            type: BooleanConstructor;
            reflect: boolean;
        };
        error: {
            type: BooleanConstructor;
            reflect: boolean;
        };
        inset: {
            type: BooleanConstructor;
            reflect: boolean;
        };
        matchWidth: {
            type: BooleanConstructor;
            reflect: boolean;
        };
        rounded: {
            type: BooleanConstructor;
            reflect: boolean;
        };
        noToggle: {
            type: BooleanConstructor;
            reflect: boolean;
        };
        noHideOnThisFocusLoss: {
            type: BooleanConstructor;
            reflect: boolean;
        };
        isPopoverVisible: {
            type: BooleanConstructor;
        };
        ready: {
            type: BooleanConstructor;
        };
        /**
         * @private
         */
        dropdownWidth: {
            type: NumberConstructor;
        };
        /**
         * @private
         */
        placement: {
            type: StringConstructor;
        };
        /**
         * @private
         */
        tabIndex: {
            type: NumberConstructor;
        };
    };
    static get styles(): import("lit").CSSResult[];
    /**
     * This will register this element with the browser.
     * @param {string} [name="auro-dropdown"] - The name of element that you want to register to.
     *
     * @example
     * AuroDropdown.register("custom-dropdown") // this will register this element to <custom-dropdown/>
     *
     */
    static register(name?: string): void;
    isPopoverVisible: boolean;
    matchWidth: boolean;
    noHideOnThisFocusLoss: boolean;
    resizeObserver: ResizeObserver;
    /**
     * @private
     * @returns {void} Internal defaults.
     */
    private privateDefaults;
    bordered: boolean;
    chevron: boolean;
    disabled: boolean;
    error: boolean;
    inset: boolean;
    placement: string;
    rounded: boolean;
    ready: boolean;
    noToggle: boolean;
    /**
     * @private
     */
    private runtimeUtils;
    iconTag: any;
    /**
     * @private
     * @returns {void} Exposes CSS parts for styling from parent components.
     */
    private exposeCssParts;
    /**
     * @private
     * @returns {void} Makes dropdown content width match the trigger.
     */
    private fixWidth;
    dropdownWidth: number;
    /**
     * @private
     * @returns {void} Automatically defines tabindex where needed for trigger content.
     */
    private handleTriggerTabIndex;
    /**
     * @private
     * @returns {void} Determines if dropdown bib should be closed on focus change.
     */
    private handleFocusLoss;
    firstUpdated(): void;
    trigger: Element;
    triggerChevron: Element;
    auroPopover: Element;
    popper: Popover;
    /**
     * @private
     * @returns {void} Marks the component as ready and sends event.
     */
    private notifyReady;
    /**
     * @private
     * @returns {void} Hides the popover. Fires an update lifecycle.
     */
    private toggleHide;
    /**
     * @private
     * @returns {void} Shows the popover. Fires an update lifecycle.
     */
    private toggleShow;
    /**
     * Hides the dropdown content.
     * @returns {void}
     */
    hide(): void;
    /**
     * Shows the dropdown content.
     * @returns {void}
     */
    show(): void;
    /**
     * @private
     * @returns {void} Dispatches event with an object showing the state of the dropdown.
     */
    private dispatchEventDropdownToggle;
    updated(changedProperties: any): void;
    /**
     * Internal method to set up the resize observer. When an element is resized, we update
     * the popper instance.
     * @private
     * @return {void}
     */
    private setUpResizeObserver;
    render(): import("lit-html").TemplateResult;
}
import { LitElement } from "lit";
import Popover from "../lib/popover.js";
//# sourceMappingURL=auro-dropdown.d.ts.map