import React, { ReactNode } from 'react';
import { User } from '../../types/user';
interface PageHeaderContextType {
    currentUser: User | null;
    loading: boolean;
    error: string | null;
    selectedTenant: {
        id: string;
        code: string;
        name: string;
    } | null;
    setSelectedTenant: (tenant: {
        id: string;
        code: string;
        name: string;
    } | null) => void;
    logout: () => void;
}
interface GlobalPageHeaderState {
    currentUser: User | null;
    selectedTenant: {
        id: string;
        code: string;
        name: string;
    } | null;
    loading: boolean;
    error: string | null;
}
export declare const PageHeaderState: {
    /**
     * 获取当前用户信息
     */
    getCurrentUser: () => User | null;
    /**
     * 获取当前选中的租户
     */
    getSelectedTenant: () => {
        id: string;
        code: string;
        name: string;
    } | null;
    /**
     * 获取加载状态
     */
    isLoading: () => boolean;
    /**
     * 获取错误信息
     */
    getError: () => string | null;
    /**
     * 监听状态变化
     * @param callback 状态变化时的回调函数
     * @returns 取消监听的函数
     */
    subscribe: (callback: (state: GlobalPageHeaderState) => void) => (() => void);
};
interface PageHeaderProviderProps {
    children: ReactNode;
}
export declare const PageHeaderProvider: React.FC<PageHeaderProviderProps>;
export declare const usePageHeader: () => PageHeaderContextType;
export {};