import { BaseObserver } from "./BaseObserver";
/**
 * Base widget class providing core DOM element management and identification.
 *
 * Extends BaseObserver to provide reactive data capabilities along with fundamental
 * widget element operations and unique identification.
 */
export declare class BaseWidget extends BaseObserver {
    /** The mounted DOM element wrapper for this widget */
    element: HTMLElement | null;
    /** Unique numeric identifier for this widget instance */
    elementIdentifier: number;
    /** Flag indicating whether the widget has been mounted to the DOM */
    widgetMounted: boolean;
    /**
     * Gets the root component element of this widget.
     *
     * @returns The widget's root HTML element or null if not mounted
     */
    getComponent(): HTMLElement | null;
    /**
     * Finds an element by ID within this widget's scope.
     *
     * @param identifier - The element ID to search for (without '#' prefix)
     * @returns The found HTML element or null if not found
     */
    getElementById(identifier: string): HTMLElement | null;
    /**
     * Generates a unique identifier for this widget's wrapper element.
     *
     * Creates a random number to uniquely identify the widget and its children
     * from other widgets in the DOM.
     *
     * @returns The generated identifier as a string
     */
    createWidgetWrapperIdentifier(): string;
}