import { BootstrapElement, type Placement } from '@bootstrap-wc/core';
export type PopoverTrigger = 'hover' | 'focus' | 'click' | 'manual';
/**
 * `<bs-popover>` — richer floating panel (supports title + body + arbitrary content).
 */
export declare class BsPopover extends BootstrapElement {
    heading: string;
    content: string;
    placement: Placement;
    trigger: PopoverTrigger;
    open: boolean;
    /** Extra class applied to the rendered popover element, mirrors Bootstrap's `data-bs-custom-class`. */
    customClass: string;
    private _mounted;
    private _popEl;
    private _refEl;
    private _floating;
    connectedCallback(): void;
    disconnectedCallback(): void;
    updated(changed: Map<string, unknown>): void;
    show(): void;
    hide(): void;
    toggle(): void;
    private _onMouseEnter;
    private _onMouseLeave;
    private _onFocusIn;
    private _onFocusOut;
    private _onClick;
    private _onDocClick;
    render(): import("lit-html").TemplateResult<1>;
}
declare global {
    interface HTMLElementTagNameMap {
        'bs-popover': BsPopover;
    }
}
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