/**
 * Interactive prompts module for the installer
 *
 * Provides arrow key selection in TTY mode with numbered fallback for CI/non-interactive.
 * Uses Node.js readline module with raw mode for keypress handling.
 * Supports rendering into SplitPaneLayout's right pane.
 *
 * CRITICAL: Raw mode is always cleaned up via try/finally and process exit handlers.
 */
import type { Runtime, Location } from './types.js';
import type { SplitPaneLayout } from './layout.js';
/**
 * Check if stdin is a TTY (interactive terminal)
 */
export declare function isInteractive(): boolean;
/**
 * Option type for selection prompts
 */
interface SelectOption<T> {
    label: string;
    value: T;
}
/**
 * Generic option selector that uses arrow keys in TTY, numbered in non-TTY.
 * Optionally renders into a SplitPaneLayout's right pane.
 */
export declare function selectOption<T>(prompt: string, options: SelectOption<T>[], layout?: SplitPaneLayout): Promise<T>;
/**
 * Prompt user to select a runtime
 */
export declare function selectRuntime(mode?: 'install' | 'uninstall', layout?: SplitPaneLayout): Promise<Runtime>;
/**
 * Prompt user to select installation location
 */
export declare function selectLocation(mode?: 'install' | 'uninstall', layout?: SplitPaneLayout): Promise<Location>;
/**
 * Prompt user to confirm an action
 */
export declare function confirmAction(message: string, layout?: SplitPaneLayout): Promise<boolean>;
export {};
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