import { LitElement } from 'lit';
/**
 * @element ui-click-outside
 * @description Detects clicks outside the element and triggers a callback
 * Useful for closing dropdowns, modals, and popovers
 *
 * @slot - Content to detect outside clicks for
 *
 * @fires click-outside - Fired when a click occurs outside the element
 *
 * @example
 * ```html
 * <ui-click-outside @click-outside=${handleClose}>
 *   <div class="dropdown">Dropdown content</div>
 * </ui-click-outside>
 * ```
 */
export declare class UIClickOutside extends LitElement {
    static styles: import("lit").CSSResult;
    /**
     * Whether click outside detection is active
     */
    active: boolean;
    /**
     * Whether to include clicks on the shadow DOM boundary
     */
    includeShadow: boolean;
    private _boundHandleClick;
    connectedCallback(): void;
    disconnectedCallback(): void;
    updated(changedProperties: Map<string, any>): void;
    private _attachListener;
    private _detachListener;
    private _handleClick;
    render(): import("lit-html").TemplateResult<1>;
}
declare global {
    interface HTMLElementTagNameMap {
        'ui-click-outside': UIClickOutside;
    }
}
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