import { ComponentRef } from '@angular/core';
import { Observable } from 'rxjs';
import { NgbModalBackdrop } from './modal-backdrop';
import { NgbModalWindow } from './modal-window';
import { NgbModalUpdatableOptions } from './modal-config';
import { ContentRef } from '../util/popup';
/**
 * A reference to the currently opened (active) modal.
 *
 * Instances of this class can be injected into your component passed as modal content.
 * So you can `.update()`, `.close()` or `.dismiss()` the modal window from your component.
 */
export declare class NgbActiveModal {
    /**
     * Updates options of an opened modal.
     *
     * @since 14.2.0
     */
    update(options: NgbModalUpdatableOptions): void;
    /**
     * Closes the modal with an optional `result` value.
     *
     * The `NgbModalRef.result` promise will be resolved with the provided value.
     */
    close(result?: any): void;
    /**
     * Dismisses the modal with an optional `reason` value.
     *
     * The `NgbModalRef.result` promise will be rejected with the provided value.
     */
    dismiss(reason?: any): void;
}
/**
 * A reference to the newly opened modal returned by the `NgbModal.open()` method.
 */
export declare class NgbModalRef {
    private _windowCmptRef;
    private _contentRef;
    private _backdropCmptRef?;
    private _beforeDismiss?;
    private _closed;
    private _dismissed;
    private _hidden;
    private _resolve;
    private _reject;
    private _applyWindowOptions;
    private _applyBackdropOptions;
    /**
     * Updates options of an opened modal.
     *
     * @since 14.2.0
     */
    update(options: NgbModalUpdatableOptions): void;
    /**
     * The instance of a component used for the modal content.
     *
     * When a `TemplateRef` is used as the content or when the modal is closed, will return `undefined`.
     */
    get componentInstance(): any;
    /**
     * The promise that is resolved when the modal is closed and rejected when the modal is dismissed.
     */
    result: Promise<any>;
    /**
     * The observable that emits when the modal is closed via the `.close()` method.
     *
     * It will emit the result passed to the `.close()` method.
     *
     * @since 8.0.0
     */
    get closed(): Observable<any>;
    /**
     * The observable that emits when the modal is dismissed via the `.dismiss()` method.
     *
     * It will emit the reason passed to the `.dismissed()` method by the user, or one of the internal
     * reasons like backdrop click or ESC key press.
     *
     * @since 8.0.0
     */
    get dismissed(): Observable<any>;
    /**
     * The observable that emits when both modal window and backdrop are closed and animations were finished.
     * At this point modal and backdrop elements will be removed from the DOM tree.
     *
     * This observable will be completed after emitting.
     *
     * @since 8.0.0
     */
    get hidden(): Observable<void>;
    /**
     * The observable that emits when modal is fully visible and animation was finished.
     * Modal DOM element is always available synchronously after calling 'modal.open()' service.
     *
     * This observable will be completed after emitting.
     * It will not emit, if modal is closed before open animation is finished.
     *
     * @since 8.0.0
     */
    get shown(): Observable<void>;
    constructor(_windowCmptRef: ComponentRef<NgbModalWindow>, _contentRef: ContentRef, _backdropCmptRef?: ComponentRef<NgbModalBackdrop> | undefined, _beforeDismiss?: (() => boolean | Promise<boolean>) | undefined);
    /**
     * Closes the modal with an optional `result` value.
     *
     * The `NgbMobalRef.result` promise will be resolved with the provided value.
     */
    close(result?: any): void;
    private _dismiss;
    /**
     * Dismisses the modal with an optional `reason` value.
     *
     * The `NgbModalRef.result` promise will be rejected with the provided value.
     */
    dismiss(reason?: any): void;
    private _removeModalElements;
}