import { EventEmitter, OnInit, ElementRef } from '@angular/core';
import { DomSanitizer, SafeStyle } from '@angular/platform-browser';
export declare class ChatMessageComponent implements OnInit {
    private sanitizer;
    message: any;
    disableMessageGrouping: any;
    showDoc: EventEmitter<any>;
    read: EventEmitter<any>;
    resend: EventEmitter<any>;
    onClick(event: any): void;
    chatMsg: ElementRef;
    private msgElement;
    private listElement;
    isFirst: boolean;
    isLast: boolean;
    previewTipe: any;
    markRead(): void;
    markReadHandler: any;
    constructor(sanitizer: DomSanitizer);
    ngOnInit(): void;
    isInView(): boolean;
    addScrollListener(): void;
    checkForRead(): void;
    openDocument(url: any): void;
    sendFailed(): void;
    sanitizeThis(url: any): SafeStyle;
}