export declare class NKDropMintWinterButton {
    /**
     * Winter Project Id
     */
    projectId: string;
    /**
     * Title on the success modal
     */
    successTitle: string;
    /**
     * Body message on the success modal
     */
    successMessage: string;
    disabled: boolean;
    loading: boolean;
    saleActive: boolean;
    presaleActive: boolean;
    isOpen: boolean;
    dialogOpen: boolean;
    extraMintParams: Record<string, string | number | string[] | undefined>;
    button: HTMLButtonElement;
    dialogTitle: string;
    dialogMessage: string;
    disconnect: () => void;
    componentWillLoad(): void;
    disconnectedCallback(): void;
    private getProjectUrl;
    private handleWindowEvent;
    openModal(): Promise<void>;
    render(): any;
}