/**
 * Renderer-facing OSC 52 clipboard adapter (V2-064).
 *
 * The native renderer performs OSC encoding and terminal writes. This adapter
 * only chooses a bounded, capability-checked path and otherwise delegates to
 * the supplied non-terminal clipboard port.
 */
import type { ClipboardPort } from "../../app/ports/clipboard-port.js";
export interface Osc52RendererPort {
    isOsc52Supported(): boolean;
    copyToClipboardOSC52(text: string): boolean;
}
export type Osc52FallbackReason = "disabled" | "unsupported" | "too-large" | "rejected" | "failed";
export interface Osc52CopyResult {
    readonly method: "osc52" | "fallback";
    readonly reason?: Osc52FallbackReason;
}
export interface Osc52ClipboardPort extends ClipboardPort {
    readonly lastWrite: Osc52CopyResult | undefined;
}
export interface Osc52ClipboardOptions {
    readonly renderer: Osc52RendererPort;
    readonly fallback: ClipboardPort;
    readonly enabled: boolean;
    /** Bound terminal payload size; oversized text remains available via fallback. */
    readonly maxBytes?: number;
}
export declare function createOsc52ClipboardPort(options: Osc52ClipboardOptions): Osc52ClipboardPort;