import { TemplateRef, ViewContainerRef } from '@angular/core';
import { TreeDataContext } from './TreeDataContext';
export declare class DataTreeHeaderTemplateDirective {
    private _treeHeaderTemplate;
    private _viewContainerRef;
    constructor(_treeHeaderTemplate: TemplateRef<TreeDataContext>, _viewContainerRef: ViewContainerRef);
    readonly TreeHeaderTemplate: TemplateRef<any>;
}