import type { PPTElement } from '../types/slides';
/**
 * Keep the last matching slide element while a modal is open.
 * Store identity churn (new `elements` array, brief miss) must not unmount the editor.
 */
export declare function useHeldSlideElement<T extends PPTElement>(editingElementId: string, visible: boolean, isMatch: (el: PPTElement) => el is T): {
    element: T;
    present: boolean;
};