import React from 'react';
export interface WorkflowSummary {
    running: number;
    completed: number;
    failed: number;
    total: number;
}
export declare const getHeight: (terminalRows: number) => number;
export declare const useHeaderRows: () => number;
export type ServiceBadge = 'healthy' | 'starting' | 'failed';
export interface HeaderCounters {
    running: number;
    failed: number;
    totalWorkflows: number;
    totalRuns: number;
    serviceBadge: ServiceBadge;
    failingServices: number;
}
export declare const buildSummaryCounters: (summary: WorkflowSummary | null, totalWorkflows: number, serviceBadge?: ServiceBadge, failingServices?: number) => HeaderCounters;
export declare const Header: React.FC<{
    counters: HeaderCounters;
}>;