import { OnInit, OnDestroy, EventEmitter } from '@angular/core';
import { FormControl } from '@angular/forms';
import { Observable } from "rxjs";
export declare class TimezoneDropdownComponent implements OnInit, OnDestroy {
    timezoneControl: FormControl;
    fieldLabel: string;
    selectionChange: EventEmitter<string>;
    private subs;
    tzList: string[];
    filterControl: FormControl;
    formValue$: Observable<string>;
    finalDropdown$: Observable<string[]>;
    initialDropdown$: Observable<string[]>;
    ngOnInit(): void;
    ngOnDestroy(): void;
}