interface CopyButtonBase {
    /** Empty disables the button. */
    value: string;
    /**
     * The accessible name — give it whenever a row carries more than one value. On the labelled form
     * it is also the visible words. Defaults to the pack's verb.
     */
    label?: string;
    disabled?: boolean;
    testID?: string;
}
/**
 * `icon` (default) rides a value where a labelled button would outgrow it. `labelled` stands in a
 * run of verbs where copying is the row's job; it takes the control height, so no `size`.
 */
export type CopyButtonProps = CopyButtonBase & ({
    variant?: "icon";
    /**
     * `sm` (default, 24px) is the `sm` line box, adding no height; `md` (28px) for a toolbar.
     * On an `xs` line pin the row's height to the text's leading and let this overflow
     * (`docs/composition.md` §"The register's own craft").
     */
    size?: "sm" | "md";
} | {
    variant: "labelled";
});
/**
 * THE copy control, riding the value it copies (`docs/composition.md` § A VERB GOES WHERE ITS
 * EFFECT LANDS). It confirms a real write with a check and "Copied" for ~2s; a refused clipboard
 * shows the alert mark and the pack's words, and only then changes the announced name, since the
 * check is invisible to a screen reader. The labelled form confirms by glyph so its words never
 * move. Render it unconditionally: an empty `value` disables it. Inside a pressable row it claims
 * its own press.
 */
export declare function CopyButton(props: CopyButtonProps): import("react").JSX.Element;
export {};