import { HTMLElement } from '../../controls/html-element';
import { IConfirmation } from '../../interface/wallet/confirmation';
import { ConfirmTransaction } from './confirm-transaction';
/**
 *
 *
 * @export
 * @class Approve
 * @extends {ConfirmTransaction}
 * @implements {IConfirmation}
 */
export declare class Approve extends ConfirmTransaction implements IConfirmation {
    protected nextButton: () => HTMLElement;
    protected cancelButton: () => HTMLElement;
    /**
     * Creates an instance of Approve.
     * @memberof Approve
     */
    constructor();
}