/**
 * [WHO]: UpdateProgressComponent — estimated install progress capped at 90 until exit
 * [FROM]: Depends on @catui/tui width helpers and interactive theme
 * [TO]: Consumed by controllers/self-update-controller.ts
 * [HERE]: modes/interactive/components/update-progress.ts — update display with owned timer
 */
import { type Component } from "@catui/tui";
export declare class UpdateProgressComponent implements Component {
    private readonly from;
    private readonly to;
    private readonly started;
    private finishedAt;
    private timer;
    private state;
    constructor(from: string, to: string, requestRender: () => void);
    finish(success: boolean): void;
    dispose(): void;
    invalidate(): void;
    render(width: number): string[];
}