/**
 * Editor mount hook registry — append-only hooks called when a React-managed
 * editor container is mounted into the DOM with a known owner grid.
 *
 * This is the augmentation point that lets feature secondary entries
 * (e.g. `@toolbox-web/grid-react/features/editing`) install per-editor
 * lifecycle behaviour (such as the `before-edit-close` blur bridge)
 * without coupling the central adapter / column-config files to the
 * editing feature. Mirrors how core grid plugins augment the grid via
 * `registerPlugin()`.
 *
 * @packageDocumentation
 * @internal
 */
/**
 * Hook called when an editor container is mounted. Returning a function
 * registers a teardown that runs when the editor is released.
 */
export type EditorMountHook = (ctx: {
    container: HTMLElement;
    gridEl: HTMLElement;
}) => (() => void) | void;
/**
 * Install an editor-mount hook. Called by feature secondary entries
 * (e.g. `features/editing`) on import. Idempotent across hot-reload
 * boundaries is NOT guaranteed; consumers should import once.
 *
 * @internal Plugin API
 */
export declare function registerEditorMountHook(hook: EditorMountHook): void;
/**
 * Run all registered editor-mount hooks for a freshly mounted editor.
 * Returns a combined teardown that invokes each hook's teardown in
 * registration order.
 *
 * @internal Adapter / column-config use only.
 */
export declare function notifyEditorMounted(container: HTMLElement, gridEl: HTMLElement): () => void;
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