import './style.css';
export interface Action {
    /**
     * Action button text
     */
    text: string;
    /**
     * Action button style
     * @example
     *
     * ```js
     * {
     *   color: 'red'
     * }
     * ```
     */
    style?: {
        [k: string]: any;
    };
    /**
     * Invoke a function when the action button is clicked
     */
    callback?: ActionCallback;
}
export declare type ActionCallback = (button: HTMLButtonElement, snackbar: Snackbar) => void;
export declare type Position = 'left' | 'center' | 'right';
export interface SnackOptions {
    /**
     * Automatically destroy the snackbar in specific timeout (ms)
     * @default `0` means we won't automatically destroy the snackbar
     */
    timeout?: number;
    /**
     * An array of action buttons
     */
    actions?: Action[];
    /**
     * Show snackbar in given position
     * @default `center`
     */
    position?: Position;
    theme?: 'light' | 'dark' | ThemeRules;
    /**
     * Maximum stacks to display, earlier created snackbar will be hidden
     * @default 3
     */
    maxStack?: number;
}
export interface SnackInstanceOptions {
    timeout: number;
    actions: Action[];
    position: Position;
    theme: ThemeRules;
    maxStack: number;
}
export interface SnackResult {
    destroy: () => void;
}
export interface ThemeRules {
    backgroundColor?: string;
    textColor?: string;
    boxShadow?: string;
    actionColor?: string;
}
export declare type Message = string | HTMLElement;
export declare class Snackbar {
    message: Message;
    options: SnackInstanceOptions;
    wrapper: HTMLDivElement;
    /**
     * The snackbar element
     */
    el?: HTMLDivElement;
    private timeoutId?;
    private visibilityTimeoutId?;
    constructor(message: Message, options?: SnackOptions);
    readonly theme: ThemeRules;
    getWrapper(position: Position): HTMLDivElement;
    insert(): void;
    stack(): void;
    expand(): void;
    toggleVisibility(el: HTMLDivElement, hidden: boolean): void;
    /**
     * Destory the snackbar
     */
    destroy(): Promise<void>;
    startTimer(): void;
    stopTimer(): void;
}
export declare function createSnackbar(message: Message, options?: SnackOptions): Snackbar;
export declare function destroyAllSnackbars(): Promise<void[]>;