import type { ElementInfo, EditorConfig } from '../../types.js';
export interface SourceOverlayInitOptions {
    key?: string;
    editor?: EditorConfig | string;
    workspaceRoot?: string;
    throttleMs?: number;
    exclude?: (el: Element) => boolean;
    onSelect?: (info: ElementInfo) => void;
    openInEditorPath?: string;
    /**
     * What can be picked. `source` (the default) is components the source-meta
     * transform stamped, which have a file to open. `lit` is any Lit element:
     * library ones such as `<wa-button>` too, and every one on a page with no
     * transform (`lit-devtools dev`). Stamped ones keep their source; the rest
     * pick into the panel with no source to show or open.
     */
    hosts?: 'source' | 'lit';
    /** Called with the picked element's id after the panel is told. */
    onPick?: (id: number) => void;
}
export declare const initSourceOverlay: (initOptions?: SourceOverlayInitOptions) => void;
export declare const toggleSourceOverlay: () => void;
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