@ng-doc/ui-kit/fesm2022/ng-doc-ui-kit-components-list.mjs.map

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{"version":3,"file":"ng-doc-ui-kit-components-list.mjs","sources":["../../../../libs/ui-kit/components/list/list.component.ts","../../../../libs/ui-kit/components/list/list.component.html","../../../../libs/ui-kit/components/list/ng-doc-ui-kit-components-list.ts"],"sourcesContent":["import { ListKeyManager } from '@angular/cdk/a11y';\nimport { ChangeDetectionStrategy, Component, ElementRef, inject, NgZone } from '@angular/core';\nimport { takeUntilDestroyed } from '@angular/core/rxjs-interop';\nimport { asArray } from '@ng-doc/core/helpers/as-array';\nimport { NgDocListHost } from '@ng-doc/ui-kit/classes/list-host';\nimport { NgDocListItem } from '@ng-doc/ui-kit/classes/list-item';\nimport { toElement } from '@ng-doc/ui-kit/helpers';\nimport { fromEvent, merge, NEVER } from 'rxjs';\nimport { delayWhen, filter, repeat, takeUntil } from 'rxjs/operators';\n\n@Component({\n  selector: 'ng-doc-list',\n  templateUrl: './list.component.html',\n  styleUrls: ['./list.component.scss'],\n  changeDetection: ChangeDetectionStrategy.OnPush,\n  standalone: true,\n})\nexport class NgDocListComponent {\n  private elementRef = inject<ElementRef<HTMLElement>>(ElementRef);\n  private ngZone = inject(NgZone);\n  private listHost = inject<NgDocListHost>(NgDocListHost, { optional: true });\n\n  private keyManager: ListKeyManager<NgDocListItem> | null = null;\n  private readonly items: Set<NgDocListItem> = new Set<NgDocListItem>();\n\n  constructor() {\n    const origin: HTMLElement | null = this.listHost?.listHostOrigin\n      ? toElement(this.listHost?.listHostOrigin)\n      : null;\n    const list: HTMLElement = toElement(this.elementRef);\n\n    merge(\n      fromEvent(list, 'keydown'),\n      origin\n        ? fromEvent(origin, 'keydown').pipe(\n            takeUntil(fromEvent(list, 'keydown')),\n            delayWhen(() => this.ngZone.onStable),\n            repeat(),\n          )\n        : NEVER,\n    )\n      .pipe(\n        filter((event: Event) => !event.defaultPrevented),\n        takeUntilDestroyed(),\n      )\n      .subscribe((event: Event) => {\n        const typedEvent: KeyboardEvent = event as KeyboardEvent;\n\n        switch (typedEvent.key) {\n          case 'Enter':\n            this.keyManager?.activeItem?.selectByUser();\n\n            typedEvent.preventDefault();\n            break;\n        }\n\n        this.keyManager?.activeItem?.setInactiveStyles();\n        this.keyManager?.onKeydown(typedEvent);\n        this.keyManager?.activeItem?.setActiveStyles();\n\n        if (this.keyManager?.activeItem)\n          toElement(this.keyManager?.activeItem.elementRef).scrollIntoView({ block: 'nearest' });\n      });\n  }\n\n  registerItem(item: NgDocListItem): void {\n    this.items.add(item);\n\n    this.keyManager?.activeItem?.setInactiveStyles();\n    this.keyManager = new ListKeyManager(asArray(this.items)).withVerticalOrientation(true);\n  }\n\n  unregisterItem(item: NgDocListItem): void {\n    this.items.delete(item);\n  }\n}\n","<ng-content></ng-content>\n","/**\n * Generated bundle index. 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