import { BooleanButtonIconOpts, BooleanButtonOpts } from './interfaces';
type CssClass = string | false | null | undefined;
export declare const classNames: (...classes: CssClass[]) => string;
export declare const getButtonClassNames: (baseClassName: string, opts: BooleanButtonOpts) => string;
export declare const getIconButtonClassNames: (baseClassName: string, opts: BooleanButtonIconOpts) => string;
export declare const getShareLabel: (network: string) => string;
export declare const SAFE_FALLBACK_URL = "https://example.com";
type ShareParamValue = string | null | undefined;
interface ShareUrlValidationOpts {
    validateUrl?: boolean;
    fallbackUrl?: string;
}
export declare const resolveShareUrl: (url: string | undefined, opts?: ShareUrlValidationOpts) => string;
export declare const buildShareUrl: (baseUrl: string, params: Record<string, ShareParamValue>) => string;
export declare const joinTextParts: (...values: ShareParamValue[]) => string;
export declare const svgA11yProps: {
    readonly "aria-hidden": true;
    readonly focusable: "false";
};
export declare function copyTextToClipboard(value: string): Promise<boolean>;
export {};