import { AbstractConnector, AddEthereumChainParameter, ProviderConnectInfo, ProviderRpcError, WatchAssetParameters } from '@web3-wallet/abstract-connector';
export declare abstract class EthereumConnector extends AbstractConnector {
    protected initialized: boolean;
    protected updateChainId: (chainId: string | number) => void;
    protected updateAccounts(accounts: string[]): void;
    protected readonly lazyInitialize: () => Promise<void>;
    protected switchChain: (chainId: number) => Promise<void>;
    protected addChain: (addChainParameter: AddEthereumChainParameter) => Promise<void>;
    protected addEventListeners(): void;
    protected removeEventListeners(): void;
    protected requestAccounts: () => Promise<string[]>;
    protected requestChainId: () => Promise<string>;
    protected onConnect: ({ chainId }: ProviderConnectInfo) => void;
    protected onDisconnect: (error?: ProviderRpcError) => void;
    protected onChainChanged: (chainId: number | string) => void;
    protected onAccountsChanged: (accounts: string[]) => void;
    connectEagerly(): Promise<void>;
    /**
     * Initiates a connection.
     *
     * @param chainIdOrChainParameter - If defined, indicates the desired chain to connect to. If the user is
     * already connected to this chain, no additional steps will be taken. Otherwise, the user will be prompted to switch
     * to the chain, if one of two conditions is met: either they already have it added in their extension, or the
     * argument is of type AddEthereumChainParameter, in which case the user will be prompted to add the chain with the
     * specified parameters first, before being prompted to switch.
     */
    activate(chainIdOrChainParameter?: number | AddEthereumChainParameter): Promise<void>;
    /** {@inheritdoc AbstractConnector.deactivate} */
    watchAsset({ address, symbol, decimals, image, }: WatchAssetParameters): Promise<true>;
}
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