import { EventEmitter } from '@angular/core';
import { NzFormatEmitEvent, NzTreeNode } from 'ng-zorro-antd/tree';
import { IMTreeNodeOptions } from './typing';
export declare class MTreeDirectoryComponent {
    mTreeData: IMTreeNodeOptions[];
    mShowSearch: boolean;
    readonly mNodeClick: EventEmitter<NzTreeNode | null>;
    query: string;
    onItemClick(event: NzFormatEmitEvent): void;
}