/**
 * Internal DOM signal between the composer's two voice controls: dictation
 * starting supersedes a stale live-voice start failure in the same composer.
 * Not part of the public package surface.
 */
export declare const COMPOSER_VOICE_INPUT_START_EVENT = "opengeni:composer-voice-input-start";
/** Closest composer root shared by both voice controls (falls back to the document). */
export declare function composerVoiceEventScope(element: Element | null): EventTarget | null;