import { Directionality } from '@angular/cdk/bidi';
import { Overlay, ScrollStrategy } from '@angular/cdk/overlay';
import { ComponentType, TemplatePortal } from '@angular/cdk/portal';
import { AfterContentInit, ChangeDetectorRef, EventEmitter, InjectionToken, OnDestroy, OnInit, ViewContainerRef } from '@angular/core';
import { ThemePalette } from '@angular/material/core';
import { Subject } from 'rxjs';
import { DatetimeAdapter } from '@ng-matero/extensions/core';
import { MtxCalendar } from './calendar';
import { MtxDatetimepickerFilterType } from './datetimepicker-filtertype';
import { MtxDatetimepickerInput } from './datetimepicker-input';
import { MtxCalendarView, MtxDatetimepickerType } from './datetimepicker-types';
import * as i0 from "@angular/core";
/** Possible modes for datetimepicker dropdown display. */
export type MtxDatetimepickerMode = 'auto' | 'portrait' | 'landscape';
/** Possible positions for the datetimepicker dropdown along the X axis. */
export type DatetimepickerDropdownPositionX = 'start' | 'end';
/** Possible positions for the datetimepicker dropdown along the Y axis. */
export type DatetimepickerDropdownPositionY = 'above' | 'below';
/** Injection token that determines the scroll handling while the calendar is open. */
export declare const MTX_DATETIMEPICKER_SCROLL_STRATEGY: InjectionToken<() => ScrollStrategy>;
export declare function MTX_DATETIMEPICKER_SCROLL_STRATEGY_FACTORY(overlay: Overlay): () => ScrollStrategy;
export declare const MTX_DATETIMEPICKER_SCROLL_STRATEGY_FACTORY_PROVIDER: {
    provide: InjectionToken<() => ScrollStrategy>;
    deps: (typeof Overlay)[];
    useFactory: typeof MTX_DATETIMEPICKER_SCROLL_STRATEGY_FACTORY;
};
/**
 * Component used as the content for the datetimepicker dialog and popup. We use this instead of
 * using MtxCalendar directly as the content so we can control the initial focus. This also gives us
 * a place to put additional features of the popup that are not part of the calendar itself in the
 * future. (e.g. confirmation buttons).
 * @docs-private
 */
export declare class MtxDatetimepickerContent<D> implements OnInit, AfterContentInit, OnDestroy {
    private _changeDetectorRef;
    _calendar: MtxCalendar<D>;
    color: ThemePalette;
    datetimepicker: MtxDatetimepicker<D>;
    /** Whether the datetimepicker is above or below the input. */
    _isAbove: boolean;
    /** Current state of the animation. */
    _animationState: 'enter-dropdown' | 'enter-dialog' | 'void';
    /** Emits when an animation has finished. */
    readonly _animationDone: Subject<void>;
    /** Id of the label for the `role="dialog"` element. */
    _dialogLabelId: string | null;
    /** Portal with projected action buttons. */
    _actionsPortal: TemplatePortal | null;
    /** The display type of datetimepicker. */
    type: MtxDatetimepickerType;
    /** The view of the calendar. */
    view: MtxCalendarView;
    constructor(_changeDetectorRef: ChangeDetectorRef);
    _viewChanged(view: MtxCalendarView): void;
    ngOnInit(): void;
    ngAfterContentInit(): void;
    ngOnDestroy(): void;
    _startExitAnimation(): void;
    _handleUserSelection(): void;
    /**
     * Assigns a new portal containing the datetimepicker actions.
     * @param portal Portal with the actions to be assigned.
     * @param forceRerender Whether a re-render of the portal should be triggered.
     */
    _assignActions(portal: TemplatePortal<any> | null, forceRerender: boolean): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<MtxDatetimepickerContent<any>, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<MtxDatetimepickerContent<any>, "mtx-datetimepicker-content", never, { "color": { "alias": "color"; "required": false; }; }, {}, never, never, true, never>;
}
export declare class MtxDatetimepicker<D> implements OnDestroy {
    private _overlay;
    private _viewContainerRef;
    private _scrollStrategy;
    private _dateAdapter;
    private _dir;
    private _document;
    private _injector;
    /** Whether to show multi-year view. */
    multiYearSelector: boolean;
    /** Whether the clock uses 12 hour format. */
    twelvehour: boolean;
    /** The view that the calendar should start in. */
    startView: MtxCalendarView;
    /** The display mode of datetimepicker. */
    mode: MtxDatetimepickerMode;
    /** Step over minutes. */
    timeInterval: number;
    /** Prevent user to select same date time */
    preventSameDateTimeSelection: boolean;
    /** Input for a custom header component */
    calendarHeaderComponent: ComponentType<any>;
    /**
     * Emits new selected date when selected date changes.
     * @deprecated Switch to the `dateChange` and `dateInput` binding on the input element.
     */
    selectedChanged: EventEmitter<D>;
    /** Emits when the datetimepicker has been opened. */
    openedStream: EventEmitter<void>;
    /** Emits when the datetimepicker has been closed. */
    closedStream: EventEmitter<void>;
    /** Emits when the view has been changed. */
    viewChanged: EventEmitter<MtxCalendarView>;
    /** Classes to be passed to the date picker panel. */
    get panelClass(): string | string[];
    set panelClass(value: string | string[]);
    private _panelClass;
    /** Whether the calendar is open. */
    get opened(): boolean;
    set opened(value: boolean);
    private _opened;
    /** The id for the datetimepicker calendar. */
    id: string;
    /** Color palette to use on the datetimepicker's calendar. */
    get color(): ThemePalette;
    set color(value: ThemePalette);
    private _color;
    /** The input element this datetimepicker is associated with. */
    datetimepickerInput: MtxDatetimepickerInput<D>;
    /** Emits when the datetimepicker is disabled. */
    _disabledChange: Subject<boolean>;
    private _validSelected;
    /** A reference to the overlay into which we've rendered the calendar. */
    private _overlayRef;
    /** Reference to the component instance rendered in the overlay. */
    private _componentRef;
    /** The element that was focused before the datetimepicker was opened. */
    private _focusedElementBeforeOpen;
    /** Unique class that will be added to the backdrop so that the test harnesses can look it up. */
    private _backdropHarnessClass;
    private _inputStateChanges;
    /** Portal with projected action buttons. */
    _actionsPortal: TemplatePortal | null;
    /** Previous selected value. */
    oldValue: D | null;
    constructor(_overlay: Overlay, _viewContainerRef: ViewContainerRef, _scrollStrategy: any, _dateAdapter: DatetimeAdapter<D>, _dir: Directionality);
    /** The date to open the calendar to initially. */
    get startAt(): D | null;
    set startAt(date: D | null);
    private _startAt;
    /** The display type of datetimepicker. */
    get type(): MtxDatetimepickerType;
    set type(value: MtxDatetimepickerType);
    private _type;
    /**
     * Whether the calendar UI is in touch mode. In touch mode the calendar opens in a dialog rather
     * than a popup and elements have more padding to allow for bigger touch targets.
     */
    touchUi: boolean;
    /**
     * Whether the calendar is in time mode. In time mode the calendar clock gets time input
     * elements rather then just clock. When `touchUi` is enabled this will be disabled.
     */
    timeInput: boolean;
    /** Whether the datetimepicker pop-up should be disabled. */
    get disabled(): boolean;
    set disabled(value: boolean);
    private _disabled;
    /** Preferred position of the datetimepicker in the X axis. */
    xPosition: DatetimepickerDropdownPositionX;
    /** Preferred position of the datetimepicker in the Y axis. */
    yPosition: DatetimepickerDropdownPositionY;
    /**
     * Whether to restore focus to the previously-focused element when the panel is closed.
     * Note that automatic focus restoration is an accessibility feature and it is recommended that
     * you provide your own equivalent, if you decide to turn it off.
     */
    restoreFocus: boolean;
    /** The currently selected date. */
    get _selected(): D | null;
    set _selected(value: D | null);
    /** The minimum selectable date. */
    get _minDate(): D | null;
    /** The maximum selectable date. */
    get _maxDate(): D | null;
    get _dateFilter(): (date: D | null, type: MtxDatetimepickerFilterType) => boolean;
    _viewChanged(view: MtxCalendarView): void;
    ngOnDestroy(): void;
    /** Selects the given date */
    _select(date: D): void;
    _selectManually(): void;
    _clearSelected(): void;
    /**
     * Register an input with this datetimepicker.
     * @param input The datetimepicker input to register with this datetimepicker.
     */
    _registerInput(input: MtxDatetimepickerInput<D>): void;
    /** Open the calendar. */
    open(): void;
    /** Close the calendar. */
    close(): void;
    /**
     * Forwards relevant values from the datetimepicker to the
     * datetimepicker content inside the overlay.
     */
    protected _forwardContentValues(instance: MtxDatetimepickerContent<D>): void;
    /** Opens the overlay with the calendar. */
    private _openOverlay;
    /** Destroys the current overlay. */
    private _destroyOverlay;
    /** Gets a position strategy that will open the calendar as a dropdown. */
    private _getDialogStrategy;
    /** Gets a position strategy that will open the calendar as a dropdown. */
    private _getDropdownStrategy;
    /**
     * Sets the positions of the datetimepicker in dropdown mode based on the current configuration.
     */
    private _setConnectedPositions;
    /** Gets an observable that will emit when the overlay is supposed to be closed. */
    private _getCloseStream;
    /**
     * Registers a portal containing action buttons with the datetimepicker.
     * @param portal Portal to be registered.
     */
    registerActions(portal: TemplatePortal): void;
    /**
     * Removes a portal containing action buttons from the datetimepicker.
     * @param portal Portal to be removed.
     */
    removeActions(portal: TemplatePortal): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<MtxDatetimepicker<any>, [null, null, null, { optional: true; }, { optional: true; }]>;
    static ɵcmp: i0.ɵɵComponentDeclaration<MtxDatetimepicker<any>, "mtx-datetimepicker", ["mtxDatetimepicker"], { "multiYearSelector": { "alias": "multiYearSelector"; "required": false; }; "twelvehour": { "alias": "twelvehour"; "required": false; }; "startView": { "alias": "startView"; "required": false; }; "mode": { "alias": "mode"; "required": false; }; "timeInterval": { "alias": "timeInterval"; "required": false; }; "preventSameDateTimeSelection": { "alias": "preventSameDateTimeSelection"; "required": false; }; "calendarHeaderComponent": { "alias": "calendarHeaderComponent"; "required": false; }; "panelClass": { "alias": "panelClass"; "required": false; }; "opened": { "alias": "opened"; "required": false; }; "color": { "alias": "color"; "required": false; }; "startAt": { "alias": "startAt"; "required": false; }; "type": { "alias": "type"; "required": false; }; "touchUi": { "alias": "touchUi"; "required": false; }; "timeInput": { "alias": "timeInput"; "required": false; }; "disabled": { "alias": "disabled"; "required": false; }; "xPosition": { "alias": "xPosition"; "required": false; }; "yPosition": { "alias": "yPosition"; "required": false; }; "restoreFocus": { "alias": "restoreFocus"; "required": false; }; }, { "selectedChanged": "selectedChanged"; "openedStream": "opened"; "closedStream": "closed"; "viewChanged": "viewChanged"; }, never, never, true, never>;
    static ngAcceptInputType_multiYearSelector: unknown;
    static ngAcceptInputType_twelvehour: unknown;
    static ngAcceptInputType_preventSameDateTimeSelection: unknown;
    static ngAcceptInputType_opened: unknown;
    static ngAcceptInputType_touchUi: unknown;
    static ngAcceptInputType_timeInput: unknown;
    static ngAcceptInputType_disabled: unknown;
    static ngAcceptInputType_restoreFocus: unknown;
}