import { BrowserUISvelteModel } from "./index";
/**
 * Simple hook that responds to all update events in the model, including when the model is cleared. You pass in a function that takes the model as argument, and that should be invoked when an update/clear event occurs. The function is also invoked when the initial model reference is obtained.
 *
 * ```jsx
 * <script>
 *  import { useVisuallyJsUpdate } from "@visuallyjs/browser-ui-svelte"
 *
 *  let count = $state(0)
 *  useVisuallyJsUpdate((model) => count = model.getNodeCount())
 * </script>
 *
 * <h1>{count}</h1>
 * ```
 *
 * @param callback Callback to invoke when an update occurs.
 * @group Hooks
 */
export declare function useVisuallyJsUpdate(callback: (model: BrowserUISvelteModel) => any): void;