/**
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
 */
import { Observable } from 'rxjs';
export declare abstract class NzModalLegacyAPI<T, R> {
    abstract afterOpen: Observable<void>;
    abstract afterClose: Observable<R | undefined>;
    abstract close(result?: R): void;
    abstract destroy(result?: R): void;
    /**
     * Trigger the nzOnOk/nzOnCancel by manual
     */
    abstract triggerOk(): void;
    abstract triggerCancel(): void;
    /**
     * Return the component instance of nzContent when specify nzContent as a Component
     */
    abstract getContentComponent(): T | void;
    /**
     * Get the dom element of this Modal
     */
    abstract getElement(): HTMLElement | void;
}