import { SelectionModel } from '@angular/cdk/collections';
import { FlatTreeControl } from '@angular/cdk/tree';
import { EventEmitter, OnInit } from '@angular/core';
import { MatRadioChange } from '@angular/material/radio';
import { MatTree, MatTreeFlatDataSource, MatTreeFlattener } from '@angular/material/tree';
import { TranslateService } from '@ngx-translate/core';
import { CategoryContainerNode } from '../info/CategoryContainerNode';
import { CategoryNode } from '../info/CategoryNode';
import { SoftwareCategoryService } from '../service/category.service';
export declare class SoftwareCategoryTreeComponent implements OnInit {
    private categoryService;
    private translateService;
    multiple: boolean;
    authorized: boolean;
    managed: boolean;
    hide: boolean;
    _selectedCategory: CategoryNode;
    selectedCategory: CategoryNode;
    selectionChanged: EventEmitter<any>;
    newContentRequested: EventEmitter<any>;
    idNodeMap: Map<Number, CategoryNode>;
    /** Map from flat node to nested node. This helps us finding the nested node to be modified */
    flatNodeMap: Map<CategoryContainerNode, CategoryNode>;
    /** Map from nested node to flattened node. This helps us to keep the same object for selection */
    nestedNodeMap: Map<CategoryNode, CategoryContainerNode>;
    /** A selected parent node to be inserted */
    selectedParent: CategoryContainerNode | null;
    /** The new item's name */
    newItemName: string;
    treeControl: FlatTreeControl<CategoryContainerNode>;
    treeFlattener: MatTreeFlattener<CategoryNode, CategoryContainerNode>;
    dataSource: MatTreeFlatDataSource<CategoryNode, CategoryContainerNode>;
    /** The selection for checklist */
    checklistSelection: SelectionModel<CategoryContainerNode>;
    catgeoryTree: MatTree<CategoryContainerNode>;
    constructor(categoryService: SoftwareCategoryService, translateService: TranslateService);
    getLevel: (node: CategoryContainerNode) => number;
    isExpandable: (node: CategoryContainerNode) => boolean;
    getChildren: (node: CategoryNode) => CategoryNode[];
    hasChild: (_: number, _nodeData: CategoryContainerNode) => boolean;
    isEditable: (_: number, _nodeData: CategoryContainerNode) => boolean;
    /**
     * Transformer to convert nested node to flat node. Record the nodes in maps for later use.
     */
    transformer: (node: CategoryNode, level: number) => CategoryContainerNode;
    expandToNode(flatNode: CategoryContainerNode): void;
    /** Whether all the descendants of the node are selected. */
    descendantsAllSelected(node: CategoryContainerNode): boolean;
    isSelected(node: CategoryContainerNode): boolean;
    /** Whether part of the descendants are selected */
    descendantsPartiallySelected(node: CategoryContainerNode): boolean;
    /** Toggle the to-do item selection. Select/deselect all the descendants node */
    categoryContainerSelectionToggle(node: CategoryContainerNode): void;
    /** Toggle a leaf to-do item selection. Check all the parents to see if they changed */
    categorySelectionToggle(node: CategoryContainerNode): void;
    categorySelectionChanged($event: MatRadioChange): void;
    checkAllParentsSelection(node: CategoryContainerNode): void;
    /** Check root node checked state and change it accordingly */
    checkRootNodeSelection(node: CategoryContainerNode): void;
    getParentNode(node: CategoryContainerNode): CategoryContainerNode | null;
    doNewContent(node: CategoryContainerNode): void;
    editItem(node: CategoryContainerNode): void;
    addNewItem(node: CategoryContainerNode): void;
    createRootItem(): void;
    _removeItem(node: CategoryContainerNode): void;
    removeItem(node: CategoryContainerNode): void;
    /** Save the node to database */
    saveNode(node: CategoryContainerNode, itemValue: string): void;
    closeItem(node: CategoryContainerNode): void;
    ngOnInit(): void;
}