/**
 * 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 { FocusMonitor } from '@angular/cdk/a11y';
import { Direction, Directionality } from '@angular/cdk/bidi';
import { CdkConnectedOverlay, CdkOverlayOrigin, ConnectedOverlayPositionChange } from '@angular/cdk/overlay';
import { ChangeDetectorRef, ElementRef, EventEmitter, Injector, OnChanges, OnDestroy, OnInit, Renderer2, SimpleChanges, 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 { VtsFormatEmitEvent, VtsTreeBase, VtsTreeBaseService, VtsTreeNode, VtsTreeNodeOptions } from '@ui-vts-kit/ng-vts/core/tree';
import { BooleanInput, NgStyleInterface, OnChangeType, OnTouchedType, VtsSizeLMSType, VtsSizeXLMSType } from '@ui-vts-kit/ng-vts/core/types';
import { VtsSelectSearchComponent } from '@ui-vts-kit/ng-vts/select';
import { VtsTreeComponent } from '@ui-vts-kit/ng-vts/tree';
import { Subscription } from 'rxjs';
import { VtsTreeSelectService } from './tree-select.service';
import * as i0 from "@angular/core";
export declare function higherOrderServiceFactory(injector: Injector): VtsTreeBaseService;
export declare class VtsTreeSelectComponent extends VtsTreeBase implements ControlValueAccessor, OnInit, OnDestroy, OnChanges {
    vtsConfigService: VtsConfigService;
    private renderer;
    private cdr;
    private elementRef;
    private directionality;
    private focusMonitor;
    noAnimation?: VtsNoAnimationDirective;
    readonly _vtsModuleName: VtsConfigKey;
    static ngAcceptInputType_vtsAllowClear: BooleanInput;
    static ngAcceptInputType_vtsShowExpand: BooleanInput;
    static ngAcceptInputType_vtsShowLine: BooleanInput;
    static ngAcceptInputType_vtsDropdownMatchSelectWidth: BooleanInput;
    static ngAcceptInputType_vtsCheckable: BooleanInput;
    static ngAcceptInputType_vtsHideUnMatched: BooleanInput;
    static ngAcceptInputType_vtsShowIcon: BooleanInput;
    static ngAcceptInputType_vtsShowSearch: BooleanInput;
    static ngAcceptInputType_vtsDisabled: BooleanInput;
    static ngAcceptInputType_vtsAsyncData: BooleanInput;
    static ngAcceptInputType_vtsMultiple: BooleanInput;
    static ngAcceptInputType_vtsExpandAll: BooleanInput;
    static ngAcceptInputType_vtsCheckStrictly: BooleanInput;
    vtsId: string | null;
    vtsAllowClear: boolean;
    vtsShowExpand: boolean;
    vtsShowLine: boolean;
    vtsDropdownMatchSelectWidth: boolean;
    vtsCheckable: boolean;
    vtsHideUnMatched: boolean;
    vtsShowIcon: boolean;
    vtsShowSearch: boolean;
    vtsDisabled: boolean;
    vtsAsyncData: boolean;
    vtsMultiple: boolean;
    vtsExpandAll: boolean;
    vtsCheckStrictly: boolean;
    vtsVirtualItemSize: number;
    vtsVirtualMaxBufferPx: number;
    vtsVirtualMinBufferPx: number;
    vtsVirtualHeight: string | null;
    vtsExpandedIcon?: TemplateRef<{
        $implicit: VtsTreeNode;
        origin: VtsTreeNodeOptions;
    }>;
    vtsNoResult?: string;
    vtsNodes: Array<VtsTreeNode | VtsTreeNodeOptions>;
    vtsOpen: boolean;
    vtsTreeSize: VtsSizeLMSType;
    vtsSize: VtsSizeXLMSType;
    vtsPlaceHolder: string;
    vtsDropdownStyle: NgStyleInterface | null;
    vtsDropdownClassName?: string;
    vtsBackdrop: boolean;
    set vtsExpandedKeys(value: string[]);
    get vtsExpandedKeys(): string[];
    vtsDisplayWith: (node: VtsTreeNode) => string | undefined;
    vtsMaxTagCount: number;
    vtsMaxTagPlaceholder: TemplateRef<{
        $implicit: VtsTreeNode[];
    }> | null;
    readonly vtsOpenChange: EventEmitter<boolean>;
    readonly vtsCleared: EventEmitter<void>;
    readonly vtsRemoved: EventEmitter<VtsTreeNode>;
    readonly vtsExpandChange: EventEmitter<VtsFormatEmitEvent>;
    readonly vtsTreeClick: EventEmitter<VtsFormatEmitEvent>;
    readonly vtsTreeCheckBoxChange: EventEmitter<VtsFormatEmitEvent>;
    vtsSelectSearchComponent: VtsSelectSearchComponent;
    treeRef: VtsTreeComponent;
    cdkOverlayOrigin: CdkOverlayOrigin;
    cdkConnectedOverlay: CdkConnectedOverlay;
    vtsTreeTemplate: TemplateRef<{
        $implicit: VtsTreeNode;
        origin: VtsTreeNodeOptions;
    }>;
    vtsTreeTemplateChild: TemplateRef<{
        $implicit: VtsTreeNode;
        origin: VtsTreeNodeOptions;
    }>;
    get treeTemplate(): TemplateRef<{
        $implicit: VtsTreeNode;
        origin: VtsTreeNodeOptions;
    }>;
    dropdownClassName: string;
    triggerWidth?: number;
    isComposing: boolean;
    isDestroy: boolean;
    isNotFound: boolean;
    focused: boolean;
    inputValue: string;
    dropDownPosition: 'top' | 'center' | 'bottom';
    selectionChangeSubscription: Subscription;
    focusChangeSubscription: Subscription;
    selectedNodes: VtsTreeNode[];
    expandedKeys: string[];
    value: string[];
    dir: Direction;
    private destroy$;
    onChange: OnChangeType;
    onTouched: OnTouchedType;
    get placeHolderDisplay(): string;
    get isMultiple(): boolean;
    constructor(vtsTreeService: VtsTreeSelectService, vtsConfigService: VtsConfigService, renderer: Renderer2, cdr: ChangeDetectorRef, elementRef: ElementRef, directionality: Directionality, focusMonitor: FocusMonitor, noAnimation?: VtsNoAnimationDirective);
    ngOnInit(): void;
    ngOnDestroy(): void;
    isComposingChange(isComposing: boolean): void;
    setDisabledState(isDisabled: boolean): void;
    ngOnChanges(changes: SimpleChanges): void;
    writeValue(value: string[] | string): void;
    registerOnChange(fn: (_: string[] | string | null) => void): void;
    registerOnTouched(fn: () => void): void;
    onKeydown(event: KeyboardEvent): void;
    trigger(): void;
    openDropdown(): void;
    closeDropDown(): void;
    onKeyDownInput(e: KeyboardEvent): void;
    onExpandedKeysChange(value: VtsFormatEmitEvent): void;
    setInputValue(value: string): void;
    removeSelected(node: VtsTreeNode, emit?: boolean): void;
    focusOnInput(): void;
    subscribeSelectionChange(): Subscription;
    updateSelectedNodes(init?: boolean): void;
    updatePosition(): void;
    onPositionChange(position: ConnectedOverlayPositionChange): void;
    onClearSelection(): void;
    onClickOutside(event: MouseEvent): void;
    setSearchValues($event: VtsFormatEmitEvent): void;
    updateCdkConnectedOverlayStatus(): void;
    trackValue(_index: number, option: VtsTreeNode): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<VtsTreeSelectComponent, [null, null, null, null, null, { optional: true; }, null, { optional: true; host: true; }]>;
    static ɵcmp: i0.ɵɵComponentDeclaration<VtsTreeSelectComponent, "vts-tree-select", ["vtsTreeSelect"], { "vtsId": { "alias": "vtsId"; "required": false; }; "vtsAllowClear": { "alias": "vtsAllowClear"; "required": false; }; "vtsShowExpand": { "alias": "vtsShowExpand"; "required": false; }; "vtsShowLine": { "alias": "vtsShowLine"; "required": false; }; "vtsDropdownMatchSelectWidth": { "alias": "vtsDropdownMatchSelectWidth"; "required": false; }; "vtsCheckable": { "alias": "vtsCheckable"; "required": false; }; "vtsHideUnMatched": { "alias": "vtsHideUnMatched"; "required": false; }; "vtsShowIcon": { "alias": "vtsShowIcon"; "required": false; }; "vtsShowSearch": { "alias": "vtsShowSearch"; "required": false; }; "vtsDisabled": { "alias": "vtsDisabled"; "required": false; }; "vtsAsyncData": { "alias": "vtsAsyncData"; "required": false; }; "vtsMultiple": { "alias": "vtsMultiple"; "required": false; }; "vtsExpandAll": { "alias": "vtsExpandAll"; "required": false; }; "vtsCheckStrictly": { "alias": "vtsCheckStrictly"; "required": false; }; "vtsVirtualItemSize": { "alias": "vtsVirtualItemSize"; "required": false; }; "vtsVirtualMaxBufferPx": { "alias": "vtsVirtualMaxBufferPx"; "required": false; }; "vtsVirtualMinBufferPx": { "alias": "vtsVirtualMinBufferPx"; "required": false; }; "vtsVirtualHeight": { "alias": "vtsVirtualHeight"; "required": false; }; "vtsExpandedIcon": { "alias": "vtsExpandedIcon"; "required": false; }; "vtsNoResult": { "alias": "vtsNoResult"; "required": false; }; "vtsNodes": { "alias": "vtsNodes"; "required": false; }; "vtsOpen": { "alias": "vtsOpen"; "required": false; }; "vtsTreeSize": { "alias": "vtsTreeSize"; "required": false; }; "vtsSize": { "alias": "vtsSize"; "required": false; }; "vtsPlaceHolder": { "alias": "vtsPlaceHolder"; "required": false; }; "vtsDropdownStyle": { "alias": "vtsDropdownStyle"; "required": false; }; "vtsDropdownClassName": { "alias": "vtsDropdownClassName"; "required": false; }; "vtsBackdrop": { "alias": "vtsBackdrop"; "required": false; }; "vtsExpandedKeys": { "alias": "vtsExpandedKeys"; "required": false; }; "vtsDisplayWith": { "alias": "vtsDisplayWith"; "required": false; }; "vtsMaxTagCount": { "alias": "vtsMaxTagCount"; "required": false; }; "vtsMaxTagPlaceholder": { "alias": "vtsMaxTagPlaceholder"; "required": false; }; "vtsTreeTemplate": { "alias": "vtsTreeTemplate"; "required": false; }; }, { "vtsOpenChange": "vtsOpenChange"; "vtsCleared": "vtsCleared"; "vtsRemoved": "vtsRemoved"; "vtsExpandChange": "vtsExpandChange"; "vtsTreeClick": "vtsTreeClick"; "vtsTreeCheckBoxChange": "vtsTreeCheckBoxChange"; }, ["vtsTreeTemplateChild"], never, false, never>;
}