import { CourierThemeManager, CourierThemeSubscription, SystemThemeMode } from '@trycourier/courier-ui-core';
import { CourierToastTheme } from './courier-toast-theme';
/**
 * @public
 */
export interface CourierToastThemeSubscription extends CourierThemeSubscription<CourierToastTheme> {
    manager: CourierToastThemeManager;
}
/**
 * Toast-specific theme manager that extends the abstract CourierThemeManager.
 * Provides toast theme management with light/dark mode support.
 *
 * @public
 */
export declare class CourierToastThemeManager extends CourierThemeManager<CourierToastTheme> {
    protected readonly THEME_CHANGE_EVENT: string;
    constructor(initialTheme: CourierToastTheme);
    /**
     * Get the default light theme for toast
     */
    protected getDefaultLightTheme(): CourierToastTheme;
    /**
     * Get the default dark theme for toast
     */
    protected getDefaultDarkTheme(): CourierToastTheme;
    /**
     * Merge the toast theme with defaults
     */
    protected mergeTheme(mode: SystemThemeMode, theme: CourierToastTheme): CourierToastTheme;
    /**
     * Subscribe to toast theme changes
     * @param callback - Function to run when the theme changes
     * @returns Object with unsubscribe method to stop listening
     */
    subscribe(callback: (theme: CourierToastTheme) => void): CourierToastThemeSubscription;
}