/**
 * 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 { Direction, Directionality } from '@angular/cdk/bidi';
import { CdkVirtualScrollViewport } from '@angular/cdk/scrolling';
import { AfterViewInit, ChangeDetectorRef, EventEmitter, OnChanges, OnDestroy, OnInit, SimpleChange, TemplateRef } from '@angular/core';
import { ControlValueAccessor } from '@angular/forms';
import { VtsConfigKey, VtsConfigService } from '@ui-vts-kit/ng-vts/core/config';
import { VtsNoAnimationDirective } from '@ui-vts-kit/ng-vts/core/no-animation';
import { VtsFormatBeforeDropEvent, VtsFormatEmitEvent, VtsTreeBase, VtsTreeBaseService, VtsTreeNode, VtsTreeNodeKey, VtsTreeNodeOptions } from '@ui-vts-kit/ng-vts/core/tree';
import { BooleanInput, VtsSafeAny, VtsSizeLMSType } from '@ui-vts-kit/ng-vts/core/types';
import { Observable, Subject } from 'rxjs';
import { VtsTreeService } from './tree.service';
import * as i0 from "@angular/core";
export declare function VtsTreeServiceFactory(higherOrderService: VtsTreeBaseService, treeService: VtsTreeService): VtsTreeBaseService;
export declare class VtsTreeComponent extends VtsTreeBase implements OnInit, OnDestroy, ControlValueAccessor, OnChanges, AfterViewInit {
    vtsConfigService: VtsConfigService;
    private cdr;
    private directionality;
    noAnimation?: VtsNoAnimationDirective;
    readonly _vtsModuleName: VtsConfigKey;
    static ngAcceptInputType_vtsShowIcon: BooleanInput;
    static ngAcceptInputType_vtsHideUnMatched: BooleanInput;
    static ngAcceptInputType_vtsExpandAll: BooleanInput;
    static ngAcceptInputType_vtsSelectMode: BooleanInput;
    static ngAcceptInputType_vtsCheckStrictly: BooleanInput;
    static ngAcceptInputType_vtsShowExpand: BooleanInput;
    static ngAcceptInputType_vtsShowLine: BooleanInput;
    static ngAcceptInputType_vtsCheckable: BooleanInput;
    static ngAcceptInputType_vtsSelectable: BooleanInput;
    static ngAcceptInputType_vtsAsyncData: BooleanInput;
    static ngAcceptInputType_vtsDraggable: BooleanInput;
    static ngAcceptInputType_vtsMultiple: BooleanInput;
    vtsShowIcon: boolean;
    vtsHideUnMatched: boolean;
    vtsExpandAll: boolean;
    vtsSelectMode: boolean;
    vtsCheckStrictly: boolean;
    vtsShowExpand: boolean;
    vtsShowLine: boolean;
    vtsCheckable: boolean;
    vtsSelectable: boolean;
    vtsAsyncData: boolean;
    vtsDraggable: boolean;
    vtsMultiple: boolean;
    vtsSize: VtsSizeLMSType;
    vtsExpandedIcon?: TemplateRef<{
        $implicit: VtsTreeNode;
        origin: VtsTreeNodeOptions;
    }>;
    vtsVirtualItemSize: number;
    vtsVirtualMaxBufferPx: number;
    vtsVirtualMinBufferPx: number;
    vtsVirtualHeight: string | null;
    vtsTreeTemplate?: TemplateRef<{
        $implicit: VtsTreeNode;
        origin: VtsTreeNodeOptions;
    }>;
    vtsBeforeDrop?: (confirm: VtsFormatBeforeDropEvent) => Observable<boolean>;
    vtsData: VtsTreeNodeOptions[] | VtsTreeNode[];
    vtsExpandedKeys: VtsTreeNodeKey[];
    vtsSelectedKeys: VtsTreeNodeKey[];
    vtsCheckedKeys: VtsTreeNodeKey[];
    vtsSearchValue: string;
    vtsSearchFunc?: (node: VtsTreeNodeOptions) => boolean;
    vtsTreeTemplateChild: TemplateRef<{
        $implicit: VtsTreeNode;
        origin: VtsTreeNodeOptions;
    }>;
    cdkVirtualScrollViewport: CdkVirtualScrollViewport;
    vtsFlattenNodes: VtsTreeNode[];
    beforeInit: boolean;
    dir: Direction;
    readonly vtsExpandedKeysChange: EventEmitter<string[]>;
    readonly vtsSelectedKeysChange: EventEmitter<string[]>;
    readonly vtsCheckedKeysChange: EventEmitter<string[]>;
    readonly vtsSearchValueChange: EventEmitter<VtsFormatEmitEvent>;
    readonly vtsClick: EventEmitter<VtsFormatEmitEvent>;
    readonly vtsDblClick: EventEmitter<VtsFormatEmitEvent>;
    readonly vtsContextMenu: EventEmitter<VtsFormatEmitEvent>;
    readonly vtsCheckBoxChange: EventEmitter<VtsFormatEmitEvent>;
    readonly vtsExpandChange: EventEmitter<VtsFormatEmitEvent>;
    readonly vtsOnDragStart: EventEmitter<VtsFormatEmitEvent>;
    readonly vtsOnDragEnter: EventEmitter<VtsFormatEmitEvent>;
    readonly vtsOnDragOver: EventEmitter<VtsFormatEmitEvent>;
    readonly vtsOnDragLeave: EventEmitter<VtsFormatEmitEvent>;
    readonly vtsOnDrop: EventEmitter<VtsFormatEmitEvent>;
    readonly vtsOnDragEnd: EventEmitter<VtsFormatEmitEvent>;
    HIDDEN_STYLE: {
        width: number;
        height: number;
        display: string;
        overflow: string;
        opacity: number;
        border: number;
        padding: number;
        margin: number;
    };
    destroy$: Subject<unknown>;
    onChange: (value: VtsTreeNode[]) => void;
    onTouched: () => void;
    writeValue(value: VtsTreeNode[]): void;
    registerOnChange(fn: (_: VtsTreeNode[]) => void): void;
    registerOnTouched(fn: () => void): void;
    /**
     * Render all properties of vtsTree
     * @param changes: all changes from @Input
     */
    renderTreeProperties(changes: {
        [propertyName: string]: SimpleChange;
    }): void;
    trackByFlattenNode(_: number, node: VtsTreeNode): string;
    /**
     * vtsData
     * @param value
     */
    handleVtsData(value: VtsSafeAny[]): void;
    handleFlattenNodes(data: VtsTreeNode[], expandKeys?: VtsTreeNodeKey[] | true): void;
    handleCheckedKeys(keys: VtsTreeNodeKey[] | null): void;
    handleExpandedKeys(keys?: VtsTreeNodeKey[] | true): void;
    handleSelectedKeys(keys: VtsTreeNodeKey[], isMulti: boolean): void;
    handleSearchValue(value: string, searchFunc?: (node: VtsTreeNodeOptions) => boolean): void;
    /**
     * Handle emit event
     * @param event
     * handle each event
     */
    eventTriggerChanged(event: VtsFormatEmitEvent): void;
    /**
     * Click expand icon
     */
    renderTree(): void;
    constructor(vtsTreeService: VtsTreeBaseService, vtsConfigService: VtsConfigService, cdr: ChangeDetectorRef, directionality: Directionality, noAnimation?: VtsNoAnimationDirective);
    ngOnInit(): void;
    ngOnChanges(changes: {
        [propertyName: string]: SimpleChange;
    }): void;
    ngAfterViewInit(): void;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<VtsTreeComponent, [null, null, null, { optional: true; }, { optional: true; host: true; }]>;
    static ɵcmp: i0.ɵɵComponentDeclaration<VtsTreeComponent, "vts-tree", ["vtsTree"], { "vtsShowIcon": { "alias": "vtsShowIcon"; "required": false; }; "vtsHideUnMatched": { "alias": "vtsHideUnMatched"; "required": false; }; "vtsExpandAll": { "alias": "vtsExpandAll"; "required": false; }; "vtsSelectMode": { "alias": "vtsSelectMode"; "required": false; }; "vtsCheckStrictly": { "alias": "vtsCheckStrictly"; "required": false; }; "vtsShowExpand": { "alias": "vtsShowExpand"; "required": false; }; "vtsShowLine": { "alias": "vtsShowLine"; "required": false; }; "vtsCheckable": { "alias": "vtsCheckable"; "required": false; }; "vtsSelectable": { "alias": "vtsSelectable"; "required": false; }; "vtsAsyncData": { "alias": "vtsAsyncData"; "required": false; }; "vtsDraggable": { "alias": "vtsDraggable"; "required": false; }; "vtsMultiple": { "alias": "vtsMultiple"; "required": false; }; "vtsSize": { "alias": "vtsSize"; "required": false; }; "vtsExpandedIcon": { "alias": "vtsExpandedIcon"; "required": false; }; "vtsVirtualItemSize": { "alias": "vtsVirtualItemSize"; "required": false; }; "vtsVirtualMaxBufferPx": { "alias": "vtsVirtualMaxBufferPx"; "required": false; }; "vtsVirtualMinBufferPx": { "alias": "vtsVirtualMinBufferPx"; "required": false; }; "vtsVirtualHeight": { "alias": "vtsVirtualHeight"; "required": false; }; "vtsTreeTemplate": { "alias": "vtsTreeTemplate"; "required": false; }; "vtsBeforeDrop": { "alias": "vtsBeforeDrop"; "required": false; }; "vtsData": { "alias": "vtsData"; "required": false; }; "vtsExpandedKeys": { "alias": "vtsExpandedKeys"; "required": false; }; "vtsSelectedKeys": { "alias": "vtsSelectedKeys"; "required": false; }; "vtsCheckedKeys": { "alias": "vtsCheckedKeys"; "required": false; }; "vtsSearchValue": { "alias": "vtsSearchValue"; "required": false; }; "vtsSearchFunc": { "alias": "vtsSearchFunc"; "required": false; }; }, { "vtsExpandedKeysChange": "vtsExpandedKeysChange"; "vtsSelectedKeysChange": "vtsSelectedKeysChange"; "vtsCheckedKeysChange": "vtsCheckedKeysChange"; "vtsSearchValueChange": "vtsSearchValueChange"; "vtsClick": "vtsClick"; "vtsDblClick": "vtsDblClick"; "vtsContextMenu": "vtsContextMenu"; "vtsCheckBoxChange": "vtsCheckBoxChange"; "vtsExpandChange": "vtsExpandChange"; "vtsOnDragStart": "vtsOnDragStart"; "vtsOnDragEnter": "vtsOnDragEnter"; "vtsOnDragOver": "vtsOnDragOver"; "vtsOnDragLeave": "vtsOnDragLeave"; "vtsOnDrop": "vtsOnDrop"; "vtsOnDragEnd": "vtsOnDragEnd"; }, ["vtsTreeTemplateChild"], never, false, never>;
}