import * as React from 'react'; export interface PageHeaderProps { title?: React.ReactNode | string; logo?: React.ReactNode | string; action?: React.ReactNode | string; content?: React.ReactNode; extraContent?: React.ReactNode; routes?: Array; params?: any; breadcrumbList?: Array<{ title: React.ReactNode; href?: string }>; tabList?: Array<{ key: string; tab: React.ReactNode }>; tabActiveKey?: string; onTabChange?: (key: string) => void; linkElement?: React.ReactNode; style?: React.CSSProperties; } export default class PageHeader extends React.Component {}