@progress/kendo-angular-treeview
Version:
Kendo UI TreeView for Angular
34 lines (33 loc) • 1.57 kB
JavaScript
/**-----------------------------------------------------------------------------------------
* Copyright © 2025 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
import { Injectable } from '@angular/core';
import * as i0 from "@angular/core";
/**
* @hidden
*/
export class IndexBuilderService {
INDEX_SEPARATOR = '_';
nodeIndex(index = '', parentIndex = '') {
return `${parentIndex}${parentIndex ? this.INDEX_SEPARATOR : ''}${index}`;
}
indexForLevel(index, level) {
return index.split(this.INDEX_SEPARATOR).slice(0, level).join(this.INDEX_SEPARATOR);
}
lastLevelIndex(index = '') {
const parts = index.split(this.INDEX_SEPARATOR);
if (!parts.length) {
return NaN;
}
return parseInt(parts[parts.length - 1], 10);
}
level(index) {
return index.split(this.INDEX_SEPARATOR).length;
}
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: IndexBuilderService, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
static ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: IndexBuilderService });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: IndexBuilderService, decorators: [{
type: Injectable
}] });