import type { AttachSession } from './context.js';
export interface ChromeRefreshHooks {
    /** True once teardown has begun — stops both the loop and a re-arm. */
    isTornDown: () => boolean;
    /** The viewer's transient notice slot — the ONLY failure channel here. */
    setNotice: (msg: string) => void;
    /** Repaint the relationship roster (chrome/roster.ts refresh). */
    refreshRoster: () => Promise<void>;
    /** Repaint the graph overlay if open. */
    refreshGraph: () => void;
    renderFooter: () => void;
    renderExtensionWidgets: () => void;
    /** Re-poll this pane's own git context (owned by the editor chrome). */
    pollGit: () => void;
}
export interface ChromeRefresh {
    /** Refresh all canvas chrome (panels + overlay if open). Coalescing: an
     *  overlapping request collapses into one queued re-run instead of stacking. */
    refresh: () => void;
    /** The live ask-count map, keyed by node id. */
    asks: () => Record<string, number>;
    /** Report an async chrome failure through the notice slot — NEVER stderr:
     *  this process owns an alternate-screen TUI, and a stray stderr write paints
     *  raw bytes through the current frame and corrupts it. The last good chrome
     *  snapshot is simply kept; the trimmed cause rides along so a persistent
     *  failure (e.g. a stale viewer generation talking to a newer crtrd) is
     *  diagnosable from the pane. */
    reportFailure: (label: string, cause?: unknown) => void;
    /** Run the initial poll and arm the interval. Call once, after `tui.start()`. */
    start: () => void;
    /** Clear the interval. Called from teardown's `stopLocal`. */
    stop: () => void;
}
export declare function createChromeRefresh(ctx: Pick<AttachSession, 'nodeId' | 'canvasSource'>, hooks: ChromeRefreshHooks): ChromeRefresh;