import { EthereumProvider, NetworkDetails } from '../types';
import { EthereumConnector } from './EthereumConnector';
export declare class ExternalSourceConnector<T extends EthereumProvider = EthereumProvider> extends EthereumConnector<T> {
    name: string;
    protected _externalSource: () => Promise<T | null>;
    protected _disconnectSource: () => Promise<void>;
    constructor(supportedNetworks: NetworkDetails[], defaultChainId: number, activeChainId?: number[]);
    setExternalSource(source: () => Promise<T | null>, disconnectSource: () => Promise<void>): void;
    protected getEthereumProvider(): Promise<T | null>;
    protected _onDisconnect: (error?: {
        [key: string]: unknown;
        code: number;
    } | undefined) => Promise<void>;
}