type CommandBarProps = {
    command: string;
    className?: string;
    /**
     * Called when content is copied from the command area.
     * `source` is `"copy_button"` for button clicks (via navigator.clipboard)
     * and `"clipboard"` for keyboard/menu copies (DOM copy event).
     * The two paths are mutually exclusive — no double-counting occurs.
     */
    onCopy?: (source: "copy_button" | "clipboard") => void;
};
export declare function CommandBar({ command, className, onCopy }: CommandBarProps): import("react").JSX.Element;
export {};
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