import { EthereumProvider, NetworkDetails } from '../types';
import { BaseConnector, ConnectResultEnum } from './BaseConnector';
export declare abstract class EthereumConnector<T extends EthereumProvider = EthereumProvider> extends BaseConnector<T | null> {
    protected _provider: T | null;
    protected _network_not_exist_error_codes: number[];
    signMessage(message: string): Promise<string>;
    connect(chainId?: number): Promise<ConnectResultEnum>;
    disconnect(): Promise<void>;
    switchNetwork(chainId?: number): Promise<void>;
    setupNetwork({ chainId, rpc, ...networkDetails }: NetworkDetails): Promise<void>;
    getProvider(): T | null;
    protected abstract getEthereumProvider(): Promise<T | null>;
    protected _onConnect: ({ chainId }: {
        chainId: string;
    }) => void;
    protected _onDisconnect: (error?: {
        [key: string]: unknown;
        code: number;
    } | undefined) => Promise<void>;
    protected _onChangeChainId: (chainId: string) => void;
    protected _onChangeAccount: ([account]: string[]) => void;
}