import * as React from "react";
export declare class ContentChildrenManager {
    getChildren(propChildren: React.ReactNode): any[];
    protected getChildRef(child: any): void;
    constructor(getPropsKey: (ch: any) => string, getKey: (ch: any) => string, updateContentChildren: () => void);
    private _getPropsKey;
    private _getKey;
    private _updateContentChildren;
    private _contentChildren;
    private _contentChildrenActual;
    private _contentChildrenMap;
    private _contentChildrenUnresolvedSet;
    private _contentChildrenUnresolved;
    get contentChildrenActual(): any[];
    trackChild(child: any): void;
}