export { paneExists, paneLocation, paneOfNode, paneCurrentPath, ensureSession, openNodeWindow, splitWindow, closePane, currentTmux, switchClient, selectWindow, selectLayout, selectPane, getPaneOption, setPaneOption, breakPane, inTmux, piCommand, shellQuote, installTmuxBindings, renameWindow, displayPopup, windowOfPane, respawnPaneSync, respawnPaneInPlace, paneStartCommand, panePid, windowAlive, listLivePanes, } from './tmux.js';
/** The shared cold-start deadline (ms) a freshly-opened viewer waits for its
 *  broker's view.sock — one source of truth for the CRTR_ATTACH_WAIT_MS a viewer
 *  pane is handed. */
export declare const BROKER_VIEW_SOCKET_WAIT_MS = 30000;
/** Wait until a broker's view.sock accepts a connection. The launching caller
 *  stays async, so the broker's real exit signal can fail fast the wait instead
 *  of being masked by a zombie pid. Success proves more than file existence: it
 *  is robust to a stale leftover socket the broker has not unlinked yet,
 *  because only an accepting listener yields a `connect`. */
export declare function waitForBrokerViewSocket(nodeId: string, exited?: Promise<{
    code: number | null;
    signal: NodeJS.Signals | null;
}>): Promise<boolean>;
/** Env for a `crtr surface attach` VIEWER pane (the focus split, the spawn viewer
 *  window, AND recycle's re-attach respawn): propagate CRTR_HOME so the viewer
 *  resolves the SAME canvas home — and thus the right view.sock — under a
 *  non-default override; otherwise an empty env (the pane inherits the tmux
 *  server env, like every other crtr chrome pane). One helper so the viewer-pane
 *  sites can't drift. */
export declare function viewerSplitEnv(): Record<string, string>;
/** The opened viewer pane's tmux coordinates. */
export interface ViewerPane {
    pane: string;
    session: string | null;
    window: string | null;
}
/** Open a `crtr surface attach` VIEWER pane for `nodeId` — the PURE tmux half of
 *  placement's openViewerWindow (no focus-row write). Wraps `ensureSession` +
 *  `openNodeWindow`/`splitWindow`. The attach client connects to the node's
 *  `view.sock` and renders/drives the live broker engine — it NEVER launches the
 *  engine (the one-writer invariant; the caller ensures the broker is alive
 *  first). Returns the opened pane's coordinates, or null if tmux refused.
 *    - default → a fresh WINDOW in `session` (the --root spawn-viewer path).
 *    - `besidePane` → a SPLIT beside that pane in its own session (the focus
 *      open-beside-the-caller path); `session` is then only a fallback. */
export declare function openViewerPane(nodeId: string, session: string, opts?: {
    name?: string;
    cwd?: string;
    besidePane?: string;
    waitForBroker?: boolean;
}): ViewerPane | null;