import type { Actions, Provider } from '@web3-vue-org2/types';
import { Connector } from '@web3-vue-org2/types';
import 'regenerator-runtime';
type OpenBlockProvider = Provider & {
    isOpenBlock: boolean;
    onSDKLoaded: () => void;
    isLogin: boolean;
};
declare global {
    interface Window {
        openblock?: OpenBlockProvider;
    }
}
export declare class NoOpenBlockError extends Error {
    constructor();
}
/**
 * @param onError - Handler to report errors thrown from eventListeners.
 */
export interface OpenBlockConstructorArgs {
    actions: Actions;
    onError?: (error: Error) => void;
}
export declare class OpenBlock extends Connector {
    /** {@inheritdoc Connector.provider} */
    provider?: OpenBlockProvider;
    private eagerConnection?;
    constructor({ actions, onError }: OpenBlockConstructorArgs);
    private isomorphicInitialize;
    /** {@inheritdoc Connector.connectEagerly} */
    connectEagerly(): Promise<void>;
    /**
     * Initiates a connection.
     *
     * @param desiredChainIdOrChainParameters - 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.
     */
    protected _activate(desiredChainIdOrChainParameters?: number): Promise<void>;
    /**
     * Initiates a connection.
     *
     * @param desiredChainIdOrChainParameters - 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(desiredChainIdOrChainParameters?: number): Promise<void>;
}
export {};