import type { EIP1193Provider } from './provider';
/**
 * EIP-6963 event name wallets use to announce providers to dapps.
 */
export declare const EIP6963_ANNOUNCE_PROVIDER_EVENT = "eip6963:announceProvider";
/**
 * EIP-6963 event name dapps dispatch to request wallet re-announcements.
 */
export declare const EIP6963_REQUEST_PROVIDER_EVENT = "eip6963:requestProvider";
/**
 * Time to wait after requesting EIP-6963 providers before deciding whether a
 * native MetaMask provider is present.
 */
export declare const EIP6963_DETECTION_TIMEOUT_MS = 300;
/**
 * Display name used for the MMConnect-managed MetaMask EIP-6963 provider.
 */
export declare const CONNECT_EVM_EIP6963_NAME = "MetaMask";
/**
 * Reverse-DNS identifier used for the MMConnect-managed MetaMask EIP-6963 provider.
 */
export declare const CONNECT_EVM_EIP6963_RDNS = "io.metamask.mmc";
/**
 * Native MetaMask EIP-6963 identifiers that should suppress SDK announcement.
 */
export declare const METAMASK_EIP6963_RDNS: readonly ["io.metamask", "io.metamask.mobile"];
/**
 * Icon URI used for the MMConnect-managed MetaMask EIP-6963 provider.
 */
export declare const CONNECT_EVM_EIP6963_ICON: string;
/**
 * EIP-6963 provider metadata announced to dapps.
 */
export type EIP6963ProviderInfo = {
    /** Globally unique identifier for this provider instance. */
    uuid: string;
    /** Human-readable wallet name shown in wallet pickers. */
    name: string;
    /** Wallet icon URI. EIP-6963 requires a URI value. */
    icon: string;
    /** Reverse-DNS identifier for the wallet/provider. */
    rdns: string;
};
/**
 * EIP-6963 announcement payload containing wallet metadata and provider.
 */
export type EIP6963ProviderDetail = {
    /** Metadata wallet pickers use for display and deduplication. */
    info: EIP6963ProviderInfo;
    /** EIP-1193 provider exposed by this SDK instance. */
    provider: EIP1193Provider;
};
/**
 * Announces an MMConnect-managed EIP-1193 provider through EIP-6963.
 *
 * Announcement is best-effort and browser-only. Native MetaMask providers with
 * `io.metamask` or `io.metamask.mobile` suppress this SDK provider to avoid
 * duplicate MetaMask entries in wallet pickers.
 */
export declare class EIP6963ProviderAnnouncer {
    #private;
    /**
     * Creates an EIP-6963 announcer for one SDK provider instance.
     *
     * @param provider - EIP-1193 provider to announce.
     */
    constructor(provider: EIP1193Provider);
    /**
     * Announces the SDK provider unless native MetaMask has already announced.
     *
     * Repeated calls are idempotent: once announced, this re-dispatches the same
     * provider detail and does not install duplicate request listeners. The first
     * call may take up to `EIP6963_DETECTION_TIMEOUT_MS` while native providers
     * are requested.
     *
     * @returns A promise that resolves once detection and any announcement finish.
     */
    announce(): Promise<void>;
}
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