import { ChangeDetectorRef, Injector, OnInit } from '@angular/core';
import { FeedbackService } from '../service/feedback.service';
import 'rxjs/add/operator/catch';
export declare class FeedbackComponent implements OnInit {
    private fb;
    private cd;
    private injector;
    closed: boolean;
    sent: boolean;
    sending: boolean;
    slackUrlToken: string;
    placeholder: string;
    successMessage: string;
    buttonText: string;
    buttonTextSending: string;
    messageTitle: string;
    closeAfter: number;
    constructor(fb: FeedbackService, cd: ChangeDetectorRef, injector: Injector);
    ngOnInit(): void;
    toggle(): void;
    sendFeedback(data: {
        feedback: string;
    }): void;
    private updateComponent();
}