import { ElementRef } from '@angular/core';
import { IgxTabItemDirective } from './tab-item.directive';
import { IgxTabContentBase } from './tabs.base';
import * as i0 from "@angular/core";
export declare abstract class IgxTabContentDirective implements IgxTabContentBase {
    tab: IgxTabItemDirective;
    private elementRef;
    /** @hidden */
    role: string;
    /** @hidden */
    constructor(tab: IgxTabItemDirective, elementRef: ElementRef<HTMLElement>);
    /** @hidden */
    get tabIndex(): 0 | -1;
    /** @hidden */
    get zIndex(): -1 | "auto";
    /** @hidden */
    get nativeElement(): HTMLElement;
    static ɵfac: i0.ɵɵFactoryDeclaration<IgxTabContentDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<IgxTabContentDirective, never, never, {}, {}, never, never, true, never>;
}