/**
 * 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 { CdkTreeNode, CdkTreeNodeDef, CdkTreeNodeOutletContext } from '@angular/cdk/tree';
import { ChangeDetectorRef, ElementRef, EventEmitter, OnChanges, OnDestroy, OnInit, SimpleChanges, ViewContainerRef } from '@angular/core';
import { BooleanInput } from '@ui-vts-kit/ng-vts/core/types';
import { VtsTreeView } from './tree';
import { VtsDestroyService } from '@ui-vts-kit/ng-vts/core/services';
import * as i0 from "@angular/core";
export interface VtsTreeVirtualNodeData<T> {
    data: T;
    context: CdkTreeNodeOutletContext<T>;
    nodeDef: CdkTreeNodeDef<T>;
}
export declare class VtsTreeNodeComponent<T, F> extends CdkTreeNode<T> implements OnDestroy, OnInit {
    protected elementRef: ElementRef<HTMLElement>;
    protected tree: VtsTreeView<T, F>;
    private cdr;
    private vtsDestroyService;
    static ngAcceptInputType_vtsDisabled: BooleanInput;
    static ngAcceptInputType_vtsSelected: BooleanInput;
    vtsDisabled: boolean;
    vtsSelected: boolean;
    readonly vtsClick: EventEmitter<MouseEvent>;
    indents: boolean[];
    isLeaf: boolean;
    isFirst: boolean;
    isLast: boolean;
    isEndOfExpand: boolean;
    constructor(elementRef: ElementRef<HTMLElement>, tree: VtsTreeView<T, F>, cdr: ChangeDetectorRef, vtsDestroyService: VtsDestroyService);
    ngOnInit(): void;
    onClick(e: MouseEvent): void;
    disable(): void;
    enable(): void;
    select(): void;
    deselect(): void;
    private getIndents;
    buildIndents(): void;
    renderChanged(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<VtsTreeNodeComponent<any, any>, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<VtsTreeNodeComponent<any, any>, "vts-tree-node:not([builtin])", ["vtsTreeNode"], { "vtsDisabled": { "alias": "vtsDisabled"; "required": false; }; "vtsSelected": { "alias": "vtsSelected"; "required": false; }; }, { "vtsClick": "vtsClick"; }, never, ["vts-tree-node-toggle, [vts-tree-node-toggle]", "vts-tree-node-checkbox", "vts-tree-node-option", "*"], false, never>;
}
export declare class VtsTreeNodeDefDirective<T> extends CdkTreeNodeDef<T> {
    when: (index: number, nodeData: T) => boolean;
    static ɵfac: i0.ɵɵFactoryDeclaration<VtsTreeNodeDefDirective<any>, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<VtsTreeNodeDefDirective<any>, "[vtsTreeNodeDef]", never, { "when": { "alias": "vtsTreeNodeDefWhen"; "required": false; }; }, {}, never, never, false, never>;
}
export declare class VtsTreeVirtualScrollNodeOutletDirective<T> implements OnChanges {
    private _viewContainerRef;
    private _viewRef;
    data: VtsTreeVirtualNodeData<T>;
    constructor(_viewContainerRef: ViewContainerRef);
    ngOnChanges(changes: SimpleChanges): void;
    private shouldRecreateView;
    private hasContextShapeChanged;
    private updateExistingContext;
    static ɵfac: i0.ɵɵFactoryDeclaration<VtsTreeVirtualScrollNodeOutletDirective<any>, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<VtsTreeVirtualScrollNodeOutletDirective<any>, "[vtsTreeVirtualScrollNodeOutlet]", never, { "data": { "alias": "data"; "required": false; }; }, {}, never, never, false, never>;
}