59 lines
1.4 KiB
TypeScript
59 lines
1.4 KiB
TypeScript
/**
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* @license
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* Copyright Google LLC All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.dev/license
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*/
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import {Directive, ElementRef, inject} from '@angular/core';
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import {DOCUMENT} from '@angular/common';
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/**
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* A directive that makes a span editable and exposes functions to modify and retrieve the
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* element's contents.
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*/
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@Directive({
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selector: 'span[matChipEditInput]',
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host: {
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'class': 'mat-chip-edit-input',
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'role': 'textbox',
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'tabindex': '-1',
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'contenteditable': 'true',
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},
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})
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export class MatChipEditInput {
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private readonly _elementRef = inject(ElementRef);
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private readonly _document = inject(DOCUMENT);
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constructor(...args: unknown[]);
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constructor() {}
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initialize(initialValue: string) {
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this.getNativeElement().focus();
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this.setValue(initialValue);
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}
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getNativeElement(): HTMLElement {
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return this._elementRef.nativeElement;
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}
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setValue(value: string) {
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this.getNativeElement().textContent = value;
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this._moveCursorToEndOfInput();
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}
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getValue(): string {
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return this.getNativeElement().textContent || '';
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}
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private _moveCursorToEndOfInput() {
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const range = this._document.createRange();
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range.selectNodeContents(this.getNativeElement());
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range.collapse(false);
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const sel = window.getSelection()!;
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sel.removeAllRanges();
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sel.addRange(range);
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}
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}
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