import { ChangeDetectorRef, EventEmitter, OnDestroy, OnInit, SimpleChange } from '@angular/core';
import { ControlValueAccessor } from '@angular/forms';
import { ModalService } from '../modal/modal.service';
import { DateTimePickerFormatProvider } from './date-time-picker-format-provider.service';
import { DateTimePickerStrings } from './date-time-picker-strings';
import * as i0 from "@angular/core";
export { DateTimePickerStrings };
/**
 * A form control for selecting a date and (optionally) a time.
 *
 * Depends on [ModalService](#/modal-service), which in turn
 * requires that the [`<gtx-overlay-host>`](#/overlay-host) is present in the app.
 *
 * ```html
 * <gtx-date-time-picker [(ngModel)]="dateOfBirth"
 *                         label="Date of Birth"
 *                         displayTime="false"
 *                         format="Do MMMM YYYY">
 * </gtx-date-time-picker>
 * ```
 */
export declare class DateTimePicker implements ControlValueAccessor, OnInit, OnDestroy {
    private formatProvider;
    private modalService;
    private changeDetector;
    /** Sets the date picker to be auto-focused. Handled by `AutofocusDirective`. */
    autofocus: boolean;
    /** If true the clear button is displayed, which allows the user to clear the selected date. */
    set clearable(val: any);
    /** Value to set on the ngModel when the DatePicker is cleared. */
    emptyValue: any;
    /** The date/time value as a unix timestamp (in seconds). */
    timestamp: number;
    /** A label for the control. */
    label: string;
    /**
     * A [moment.js](http://momentjs.com/)-compatible format string which determines how the
     * date/time will be displayed in the input field.
     * See [the moment docs](http://momentjs.com/docs/#/displaying/format/) for valid strings.
     */
    format: string;
    /** The minimum date allowed, e.g. `new Date(2015, 2, 12)`. */
    min: Date;
    /** The maximum date allowed, e.g. `new Date(2031, 1, 30)`. */
    max: Date;
    /** If true, the year may be selected from a Select control. */
    set selectYear(val: any);
    /** Set to `true` to disable the input field and not show the date picker on click. */
    set disabled(val: any);
    /** Set to `false` to omit the time picker part of the component. Defaults to `true`. */
    set displayTime(val: any);
    /** Set to `false` to omit the seconds of the time picker part. Defaults to `true`. */
    set displaySeconds(val: any);
    /** Fires when the "okay" button is clicked to close the picker. */
    change: EventEmitter<number>;
    /** Fires when the "clear" button is clicked on a clearable DateTimePicker. */
    clear: EventEmitter<any>;
    _clearable: boolean;
    _selectYear: boolean;
    _disabled: boolean;
    displayValue: string;
    /** @internal */
    private value;
    private _displayTime;
    private _displaySeconds;
    private subscription;
    onChange: any;
    onTouched: any;
    constructor(formatProvider: DateTimePickerFormatProvider, modalService: ModalService, changeDetector: ChangeDetectorRef);
    ngOnInit(): void;
    ngOnChanges(changes: {
        [K in keyof DateTimePicker]: SimpleChange;
    }): void;
    ngOnDestroy(): void;
    handleEnterKey(event: KeyboardEvent): void;
    showModal(): void;
    getUnixTimestamp(): number;
    writeValue(value: number): void;
    registerOnChange(fn: Function): void;
    registerOnTouched(fn: Function): void;
    setDisabledState(disabled: boolean): void;
    /** Format date to a human-readable string for displaying in the component's input field. */
    updateDisplayValue(): void;
    /** Clear input value of DateTimePicker and emit `emptyValue` as value. */
    clearDateTime(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<DateTimePicker, [{ optional: true; }, null, null]>;
    static ɵcmp: i0.ɵɵComponentDeclaration<DateTimePicker, "gtx-date-time-picker", never, { "autofocus": "autofocus"; "clearable": "clearable"; "emptyValue": "emptyValue"; "timestamp": "timestamp"; "label": "label"; "format": "format"; "min": "min"; "max": "max"; "selectYear": "selectYear"; "disabled": "disabled"; "displayTime": "displayTime"; "displaySeconds": "displaySeconds"; }, { "change": "change"; "clear": "clear"; }, never, never>;
}