import { CdkTreeNodeToggle } from '@angular/cdk/tree';
import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
export declare class TreeNodeToggleDirective<T> extends CdkTreeNodeToggle<T> {
    get aclTreeNodeToggleRecursive(): boolean;
    set aclTreeNodeToggleRecursive(value: boolean);
    aclTreeNodeToggleObservable: () => Observable<boolean>;
    get isExpanded(): boolean;
    _toggle(event: Event): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<TreeNodeToggleDirective<any>, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<TreeNodeToggleDirective<any>, "[aclTreeNodeToggle]", never, { "aclTreeNodeToggleRecursive": { "alias": "aclTreeNodeToggleRecursive"; "required": false; }; "aclTreeNodeToggleObservable": { "alias": "aclTreeNodeToggleObservable"; "required": false; }; }, {}, never, never, false, never>;
}