/**
 * TUI header components (title bar, action toolbar, and rule).
 *
 * @module
 */
import type { ThemeColors } from "../helpers.ts";
export interface HeaderActionHandlers {
    onRefresh?: () => void;
    onToggleMetrics?: () => void;
    onToggleFilter?: () => void;
    onToggleHelp?: () => void;
}
export declare function renderHeader(props: {
    c: ThemeColors;
    version: string;
} & HeaderActionHandlers): any;
export declare function renderRule(props: {
    c: ThemeColors;
}): any;
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