/**
 * ContextStatsOverlay Component
 * Interactive overlay for viewing context window usage statistics
 * Features:
 * - Stacked colored progress bar showing breakdown
 * - Navigate with arrow keys to highlight items
 * - Press Enter to expand/collapse sections (e.g., Tools)
 */
import React from 'react';
import type { Key } from '../../hooks/useInputOrchestrator.js';
import type { TuiAgentBackend } from '../../agent-backend.js';
interface ContextStatsOverlayProps {
    isVisible: boolean;
    onClose: () => void;
    agent: TuiAgentBackend;
    sessionId: string;
}
export interface ContextStatsOverlayHandle {
    handleInput: (input: string, key: Key) => boolean;
}
/**
 * Context stats overlay with selectable breakdown items
 */
declare const ContextStatsOverlay: React.ForwardRefExoticComponent<ContextStatsOverlayProps & React.RefAttributes<ContextStatsOverlayHandle>>;
export default ContextStatsOverlay;
//# sourceMappingURL=ContextStatsOverlay.d.ts.map