import * as i0 from '@angular/core';
import { EventEmitter } from '@angular/core';
import { Observable } from 'rxjs';

/**
 * Alert is a component to provide contextual feedback messages for user.
 *
 * It supports several alert types and can be dismissed.
 */
declare class NgbAlert {
    private _config;
    private _elementRef;
    private _zone;
    /**
     * If `true`, alert closing will be animated.
     *
     * Animation is triggered only when clicked on the close button (×)
     * or via the `.close()` function
     *
     * @since 8.0.0
     */
    animation: boolean;
    /**
     * If `true`, alert can be dismissed by the user.
     *
     * The close button (×) will be displayed and you can be notified
     * of the event with the `(closed)` output.
     */
    dismissible: boolean;
    /**
     * Type of the alert.
     *
     * Bootstrap provides styles for the following types: `'success'`, `'info'`, `'warning'`, `'danger'`, `'primary'`,
     * `'secondary'`, `'light'` and `'dark'`.
     */
    type: string;
    /**
     * An event emitted when the close button is clicked. It has no payload and only relevant for dismissible alerts.
     *
     * @since 8.0.0
     */
    closed: EventEmitter<void>;
    /**
     * Triggers alert closing programmatically (same as clicking on the close button (×)).
     *
     * The returned observable will emit and be completed once the closing transition has finished.
     * If the animations are turned off this happens synchronously.
     *
     * Alternatively you could listen or subscribe to the `(closed)` output
     *
     * @since 8.0.0
     */
    close(): Observable<void>;
    static ɵfac: i0.ɵɵFactoryDeclaration<NgbAlert, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NgbAlert, "ngb-alert", ["ngbAlert"], { "animation": { "alias": "animation"; "required": false; }; "dismissible": { "alias": "dismissible"; "required": false; }; "type": { "alias": "type"; "required": false; }; }, { "closed": "closed"; }, never, ["*"], true, never>;
}

/**
 * A configuration service for the [NgbAlert](#/components/alert/api#NgbAlert) component.
 *
 * You can inject this service, typically in your root component, and customize its properties
 * to provide default values for all alerts used in the application.
 */
declare class NgbAlertConfig {
    private _ngbConfig;
    private _animation;
    dismissible: boolean;
    type: string;
    /**
     * @defaultValue `true`
     */
    get animation(): boolean;
    set animation(animation: boolean);
    static ɵfac: i0.ɵɵFactoryDeclaration<NgbAlertConfig, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<NgbAlertConfig>;
}

declare class NgbAlertModule {
    static ɵfac: i0.ɵɵFactoryDeclaration<NgbAlertModule, never>;
    static ɵmod: i0.ɵɵNgModuleDeclaration<NgbAlertModule, never, [typeof NgbAlert], [typeof NgbAlert]>;
    static ɵinj: i0.ɵɵInjectorDeclaration<NgbAlertModule>;
}

export { NgbAlert, NgbAlertConfig, NgbAlertModule };