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185 lines
7.1 KiB
185 lines
7.1 KiB
import * as i0 from '@angular/core';
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import { InjectionToken, inject, EventEmitter, Injectable, Optional, Inject, Directive, Output, Input, NgModule } from '@angular/core';
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import { DOCUMENT } from '@angular/common';
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/**
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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.io/license
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*/
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/**
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* Injection token used to inject the document into Directionality.
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* This is used so that the value can be faked in tests.
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*
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* We can't use the real document in tests because changing the real `dir` causes geometry-based
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* tests in Safari to fail.
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*
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* We also can't re-provide the DOCUMENT token from platform-brower because the unit tests
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* themselves use things like `querySelector` in test code.
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*
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* This token is defined in a separate file from Directionality as a workaround for
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* https://github.com/angular/angular/issues/22559
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*
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* @docs-private
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*/
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import * as ɵngcc0 from '@angular/core';
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const DIR_DOCUMENT = new InjectionToken('cdk-dir-doc', {
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providedIn: 'root',
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factory: DIR_DOCUMENT_FACTORY,
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});
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/** @docs-private */
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function DIR_DOCUMENT_FACTORY() {
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return inject(DOCUMENT);
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}
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/**
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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.io/license
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*/
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/**
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* The directionality (LTR / RTL) context for the application (or a subtree of it).
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* Exposes the current direction and a stream of direction changes.
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*/
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class Directionality {
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constructor(_document) {
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/** The current 'ltr' or 'rtl' value. */
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this.value = 'ltr';
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/** Stream that emits whenever the 'ltr' / 'rtl' state changes. */
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this.change = new EventEmitter();
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if (_document) {
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// TODO: handle 'auto' value -
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// We still need to account for dir="auto".
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// It looks like HTMLElemenet.dir is also "auto" when that's set to the attribute,
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// but getComputedStyle return either "ltr" or "rtl". avoiding getComputedStyle for now
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const bodyDir = _document.body ? _document.body.dir : null;
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const htmlDir = _document.documentElement ? _document.documentElement.dir : null;
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const value = bodyDir || htmlDir;
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this.value = (value === 'ltr' || value === 'rtl') ? value : 'ltr';
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}
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}
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ngOnDestroy() {
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this.change.complete();
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}
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}
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Directionality.ɵfac = function Directionality_Factory(t) { return new (t || Directionality)(ɵngcc0.ɵɵinject(DIR_DOCUMENT, 8)); };
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Directionality.ɵprov = i0.ɵɵdefineInjectable({ factory: function Directionality_Factory() { return new Directionality(i0.ɵɵinject(DIR_DOCUMENT, 8)); }, token: Directionality, providedIn: "root" });
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Directionality.ctorParameters = () => [
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{ type: undefined, decorators: [{ type: Optional }, { type: Inject, args: [DIR_DOCUMENT,] }] }
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];
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(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(Directionality, [{
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type: Injectable,
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args: [{ providedIn: 'root' }]
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}], function () { return [{ type: undefined, decorators: [{
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type: Optional
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}, {
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type: Inject,
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args: [DIR_DOCUMENT]
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}] }]; }, null); })();
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/**
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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.io/license
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*/
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/**
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* Directive to listen for changes of direction of part of the DOM.
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*
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* Provides itself as Directionality such that descendant directives only need to ever inject
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* Directionality to get the closest direction.
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*/
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class Dir {
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constructor() {
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/** Normalized direction that accounts for invalid/unsupported values. */
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this._dir = 'ltr';
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/** Whether the `value` has been set to its initial value. */
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this._isInitialized = false;
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/** Event emitted when the direction changes. */
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this.change = new EventEmitter();
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}
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/** @docs-private */
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get dir() { return this._dir; }
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set dir(value) {
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const old = this._dir;
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const normalizedValue = value ? value.toLowerCase() : value;
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this._rawDir = value;
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this._dir = (normalizedValue === 'ltr' || normalizedValue === 'rtl') ? normalizedValue : 'ltr';
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if (old !== this._dir && this._isInitialized) {
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this.change.emit(this._dir);
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}
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}
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/** Current layout direction of the element. */
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get value() { return this.dir; }
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/** Initialize once default value has been set. */
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ngAfterContentInit() {
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this._isInitialized = true;
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}
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ngOnDestroy() {
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this.change.complete();
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}
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}
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Dir.ɵfac = function Dir_Factory(t) { return new (t || Dir)(); };
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Dir.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: Dir, selectors: [["", "dir", ""]], hostVars: 1, hostBindings: function Dir_HostBindings(rf, ctx) { if (rf & 2) {
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ɵngcc0.ɵɵattribute("dir", ctx._rawDir);
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} }, inputs: { dir: "dir" }, outputs: { change: "dirChange" }, exportAs: ["dir"], features: [ɵngcc0.ɵɵProvidersFeature([{ provide: Directionality, useExisting: Dir }])] });
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Dir.propDecorators = {
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change: [{ type: Output, args: ['dirChange',] }],
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dir: [{ type: Input }]
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};
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(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(Dir, [{
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type: Directive,
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args: [{
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selector: '[dir]',
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providers: [{ provide: Directionality, useExisting: Dir }],
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host: { '[attr.dir]': '_rawDir' },
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exportAs: 'dir'
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}]
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}], function () { return []; }, { change: [{
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type: Output,
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args: ['dirChange']
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}], dir: [{
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type: Input
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}] }); })();
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/**
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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.io/license
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*/
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class BidiModule {
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}
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BidiModule.ɵfac = function BidiModule_Factory(t) { return new (t || BidiModule)(); };
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BidiModule.ɵmod = /*@__PURE__*/ ɵngcc0.ɵɵdefineNgModule({ type: BidiModule });
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BidiModule.ɵinj = /*@__PURE__*/ ɵngcc0.ɵɵdefineInjector({});
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(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(BidiModule, [{
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type: NgModule,
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args: [{
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exports: [Dir],
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declarations: [Dir]
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}]
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}], null, null); })();
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(function () { (typeof ngJitMode === "undefined" || ngJitMode) && ɵngcc0.ɵɵsetNgModuleScope(BidiModule, { declarations: [Dir], exports: [Dir] }); })();
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/**
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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.io/license
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*/
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/**
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* Generated bundle index. Do not edit.
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*/
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export { BidiModule, DIR_DOCUMENT, Dir, Directionality, DIR_DOCUMENT_FACTORY as ɵangular_material_src_cdk_bidi_bidi_a };
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//# sourceMappingURL=bidi.js.map
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