import { type Accessor, type JSX, type JSXElement } from "solid-js";
export declare const createRuntimeRoot: (id: string) => HTMLElement | undefined;
/** 全局创建一个子组件用于 Message、Notice 等组件的渲染 */
export declare const createRuntimeArea: (id: string, Comp: () => JSX.Element) => (() => void) | undefined;
export declare class FloatingArea<T> {
    id: string;
    store: import("@cn-ui/reactive").Atom<T[]>;
    constructor(id: string);
    createArea(): this;
    render(): JSX.Element;
}
export declare class EasyPortal extends FloatingArea<JSXElement> {
    render(): JSX.Element;
    addRender(symbol: symbol, item: JSXElement): void;
    removeRender(symbol: symbol): void;
    cache: WeakMap<any, JSX.Element>;
    Portal: (props: {
        children: JSXElement;
        show: Accessor<boolean>;
    }) => JSX.Element;
}