export interface ThemeOption {
    value: string;
    class: string;
    icon: string;
    label: string;
    isDark?: boolean;
}
declare function toggleTheme(): void;
/**
 * Configure theme behavior for the current app. Call once at startup.
 *
 * @param options.allowDark  Enable dark mode for this project (default: false).
 *                           When false, dark / system-dark falls back to light.
 */
export declare function configureTheme(options?: {
    allowDark?: boolean;
}): void;
declare function addTheme(theme: ThemeOption): void;
export declare function useTheme(): {
    isDark: import('vue').Ref<boolean, boolean>;
    theme: import('vue').ComputedRef<string>;
    themeOptions: import('vue').Ref<{
        value: string;
        class: string;
        icon: string;
        label: string;
        isDark?: boolean | undefined;
    }[], ThemeOption[] | {
        value: string;
        class: string;
        icon: string;
        label: string;
        isDark?: boolean | undefined;
    }[]>;
    toggleTheme: typeof toggleTheme;
    addTheme: typeof addTheme;
    setTheme: (value: string) => void;
};
export {};
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