import { OnInit, EventEmitter } from "@angular/core";
export declare class PreviewCheckboxComponent implements OnInit {
    cls1: boolean;
    cls2: boolean;
    cls3: boolean;
    checked: boolean;
    id: string;
    disabled: boolean;
    indeterminate: boolean;
    showDragBar: boolean;
    checkedChange: EventEmitter<{}>;
    constructor();
    ngOnInit(): void;
    clickHandler(event: any): void;
}