import { NgZone } from '@angular/core';
import { Observable, Subject } from 'rxjs';
export declare class Message {
    id: string;
    content: string;
    title: string;
    type: string;
    dismissed: boolean;
    timeout: number;
    cleanOld: boolean;
    /**
     * triggered when toast is active
     */
    onShown: Observable<any>;
    /**
     * triggered when toast is destroyed
     */
    onHidden: Observable<any>;
    private _afterShow;
    private _afterHidden;
    constructor(title: string, content: string, type?: string, timeout?: number, cleanOld?: boolean);
    /**
     * Get the default time by type
     * @param type type of toast
     * @returns a time in milliseconds
     */
    getTime(type: string): number;
    triggerOnShow(value: any): void;
    triggerOnHidden(): void;
}
export declare enum NotificationCommand {
    CLEAR_ALL = "clearAll",
    CLOSE = "close",
    SET = "set"
}
export interface ToastEvent {
    command: NotificationCommand;
    notification?: Message;
}
export declare class ToastService {
    private ngZone;
    private toastEventEmitter;
    constructor(ngZone: NgZone);
    /**
     * Add a {@link Message} to notifications.
     * @param title of message
     * @param content of message
     * @param type Is optional. Available options: 'success', 'error', 'warning', 'info'
     * @param timeout time in milliseconds. Default: error notifications hasn't timeout
     */
    private setToastMessage;
    dismissToastMessage(message: Message): Message;
    dismissAllToastMessages(): void;
    getEmitter(): Subject<ToastEvent>;
    /**
     * Add success message
     * @param title of message
     * @param content of message
     * @param timeout to close
     */
    success(title: string, content: string, timeout?: number): Message;
    /**
     * Add error message
     * @param title of message
     * @param content of message
     * @param timeout to close
     */
    error(title: string, content: string, timeout?: number): Message;
    /**
     * Add warning message
     * @param title of message
     * @param content of message
     * @param timeout to close
     */
    warning(title: string, content: string, timeout?: number): Message;
    /**
     *
     * @param title of message
     * @param content of message
     * @param timeout to close
     */
    info(title: string, content: string, timeout?: number): Message;
}