| 1 | /**
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| 2 | * @license
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| 3 | * Copyright Google LLC All Rights Reserved.
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| 4 | *
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| 5 | * Use of this source code is governed by an MIT-style license that can be
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| 6 | * found in the LICENSE file at https://angular.io/license
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| 7 | */
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| 8 | import { DOCUMENT } from '@angular/common';
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| 9 | import { Inject, Injectable, ɵɵinject } from '@angular/core';
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| 10 | import * as i0 from "@angular/core";
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| 11 | /**
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| 12 | * Factory to create Title service.
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| 13 | */
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| 14 | export function createTitle() {
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| 15 | return new Title(ɵɵinject(DOCUMENT));
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| 16 | }
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| 17 | /**
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| 18 | * A service that can be used to get and set the title of a current HTML document.
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| 19 | *
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| 20 | * Since an Angular application can't be bootstrapped on the entire HTML document (`<html>` tag)
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| 21 | * it is not possible to bind to the `text` property of the `HTMLTitleElement` elements
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| 22 | * (representing the `<title>` tag). Instead, this service can be used to set and get the current
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| 23 | * title value.
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| 24 | *
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| 25 | * @publicApi
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| 26 | */
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| 27 | export class Title {
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| 28 | constructor(_doc) {
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| 29 | this._doc = _doc;
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| 30 | }
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| 31 | /**
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| 32 | * Get the title of the current HTML document.
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| 33 | */
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| 34 | getTitle() {
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| 35 | return this._doc.title;
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| 36 | }
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| 37 | /**
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| 38 | * Set the title of the current HTML document.
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| 39 | * @param newTitle
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| 40 | */
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| 41 | setTitle(newTitle) {
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| 42 | this._doc.title = newTitle || '';
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| 43 | }
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| 44 | }
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| 45 | Title.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.0.3", ngImport: i0, type: Title, deps: [{ token: DOCUMENT }], target: i0.ɵɵFactoryTarget.Injectable });
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| 46 | Title.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "13.0.3", ngImport: i0, type: Title, providedIn: 'root', useFactory: createTitle, deps: [] });
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| 47 | i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.0.3", ngImport: i0, type: Title, decorators: [{
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| 48 | type: Injectable,
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| 49 | args: [{ providedIn: 'root', useFactory: createTitle, deps: [] }]
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| 50 | }], ctorParameters: function () { return [{ type: undefined, decorators: [{
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| 51 | type: Inject,
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| 52 | args: [DOCUMENT]
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| 53 | }] }]; } });
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