import { TemplatePortal } from '@angular/cdk/portal';
import { AfterContentInit, EventEmitter, OnChanges, OnDestroy, SimpleChanges, TemplateRef, ViewContainerRef } from '@angular/core';
import { Subject } from 'rxjs';
import { TabLabelDirective } from './tab-body.component';
import { TabContextService } from './tab-context.service';
import * as i0 from "@angular/core";
export declare class TabComponent implements AfterContentInit, OnDestroy, OnChanges {
    private readonly _viewContainerRef;
    readonly tabContext: TabContextService;
    name: string;
    /** Plain text label for the tab, used when there is no template label. */
    textLabel: string;
    /** Whether or not to show the close button in the header */
    closeable: boolean;
    /** Whether or not the tab is disabled  */
    disabled: boolean;
    close: EventEmitter<void>;
    /** Content for the tab label given by `<ng-template [auiTabLabel]>`. */
    templateLabel: TabLabelDirective;
    /**
     * Template provided in the tab content that will be used if present, used to enable lazy-loading
     */
    _explicitContent: TemplateRef<any>;
    /** Template inside the AuiTab view that contains an `<ng-content>`. */
    _implicitContent: TemplateRef<any>;
    get content(): TemplatePortal | null;
    /**
     * The relatively indexed position where 0 represents the center, negative is left, and positive
     * represents the right.
     */
    position: number | null;
    /**
     * The initial relatively index origin of the tab if it was created and selected after there
     * was already a selected tab. Provides context of what position the tab should originate from.
     */
    origin: number | null;
    /** Emits whenever the internal state of the tab changes. */
    readonly _stateChanges: Subject<void>;
    /** Portal that will be the hosted content of the tab */
    private _contentPortal;
    constructor(_viewContainerRef: ViewContainerRef, tabContext: TabContextService);
    ngAfterContentInit(): void;
    ngOnDestroy(): void;
    ngOnChanges(changes: SimpleChanges): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<TabComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<TabComponent, "aui-tab", ["auiTab"], { "name": { "alias": "name"; "required": false; }; "textLabel": { "alias": "label"; "required": false; }; "closeable": { "alias": "closeable"; "required": false; }; "disabled": { "alias": "disabled"; "required": false; }; }, { "close": "close"; }, ["templateLabel", "_explicitContent"], ["*"], true, never>;
    static ngAcceptInputType_disabled: unknown;
}