import { ITransaction, IWallet } from './core';
export declare class CoreMetaMask implements IWallet {
    private chainId;
    private address;
    getChainId(): number;
    isWallet(): boolean;
    static getInstance(instanceName?: string): CoreMetaMask;
    connect(chainId: number, isIgnoreChainId?: boolean): Promise<any>;
    disconnect(): Promise<any>;
    onDisconnect(cbFn: (err: Error | null) => void): void;
    getAddress(): Promise<string>;
    switchNetwork(chainId: number): Promise<boolean>;
    sendTransaction(transaction: ITransaction): Promise<string>;
    isConnected(): boolean;
    signMessage(message: string): Promise<string>;
}
export default CoreMetaMask;