/**
 * Generic selector component for extensions.
 * Displays a list of string options with keyboard navigation.
 * [WHO]: ExtensionSelectorOptions, ExtensionSelectorComponent
 * [FROM]: @catui/tui, theme and selected-row presentation
 * [TO]: Consumed by modes/interactive/components/index.ts, modes/interactive/controllers/extension-ui/prompt-host.ts
 * [HERE]: modes/interactive/components/extension-selector.ts - owned by modes/interactive/AGENT.md
 */
import { Container, type Focusable, type TUI } from "@catui/tui";
export interface ExtensionSelectorOptions {
    tui?: TUI;
    timeout?: number;
}
export declare class ExtensionSelectorComponent extends Container implements Focusable {
    render(width: number): string[];
    private options;
    private selectedIndex;
    private listContainer;
    private onSelectCallback;
    private onCancelCallback;
    private titleText;
    private baseTitle;
    private countdown;
    private _focused;
    get focused(): boolean;
    set focused(value: boolean);
    constructor(title: string, options: string[], onSelect: (option: string) => void, onCancel: () => void, opts?: ExtensionSelectorOptions);
    private updateList;
    handleInput(keyData: string): void;
    dispose(): void;
}