@clr/angular
Version:
Angular components for Clarity
191 lines • 27 kB
JavaScript
/*
* Copyright (c) 2016-2025 Broadcom. All Rights Reserved.
* The term "Broadcom" refers to Broadcom Inc. and/or its subsidiaries.
* This software is released under MIT license.
* The full license information can be found in LICENSE in the root directory of this project.
*/
import { Directive, HostBinding, HostListener, Input, KeyValueDiffers, } from '@angular/core';
import { HostWrapper } from '../../utils/host-wrapping/host-wrapper';
import { CONTROL_SUFFIX } from './abstract-control';
import { IfControlStateService } from './if-control-state/if-control-state.service';
import { ContainerIdService } from './providers/container-id.service';
import { ControlClassService } from './providers/control-class.service';
import { ControlIdService } from './providers/control-id.service';
import { MarkControlService } from './providers/mark-control.service';
import { NgControlService } from './providers/ng-control.service';
import * as i0 from "@angular/core";
import * as i1 from "@angular/forms";
export var CHANGE_KEYS;
(function (CHANGE_KEYS) {
CHANGE_KEYS["FORM"] = "form";
CHANGE_KEYS["MODEL"] = "model";
})(CHANGE_KEYS || (CHANGE_KEYS = {}));
export class WrappedFormControl {
// I lost way too much time trying to make this work without injecting the ViewContainerRef and the Injector,
// I'm giving up. So we have to inject these two manually for now.
constructor(vcr, wrapperType, injector, _ngControl, renderer, el) {
this.vcr = vcr;
this.wrapperType = wrapperType;
this._ngControl = _ngControl;
this.renderer = renderer;
this.el = el;
this.index = 0;
this.subscriptions = [];
this.additionalDiffer = new Map();
if (injector) {
this.ngControlService = injector.get(NgControlService, null);
this.ifControlStateService = injector.get(IfControlStateService, null);
this.controlClassService = injector.get(ControlClassService, null);
this.markControlService = injector.get(MarkControlService, null);
this.differs = injector.get(KeyValueDiffers, null);
}
if (this.controlClassService) {
this.controlClassService.initControlClass(renderer, el.nativeElement);
}
if (this.markControlService) {
this.subscriptions.push(this.markControlService.touchedChange.subscribe(() => {
this.markAsTouched();
}));
}
if (this.ngControlService) {
this.subscriptions.push(this.ngControlService.helpersChange.subscribe((state) => {
this.setAriaDescribedBy(state);
}));
}
}
get id() {
return this._id;
}
set id(value) {
this._id = value;
if (this.controlIdService) {
this.controlIdService.id = value;
}
}
get hasAdditionalControls() {
return this.additionalDiffer.size > 0;
}
ngOnInit() {
this._containerInjector = new HostWrapper(this.wrapperType, this.vcr, this.index);
this.controlIdService = this._containerInjector.get(ControlIdService);
/**
* not all containers will provide `ContainerIdService`
*/
this.containerIdService = this._containerInjector.get(ContainerIdService, null);
if (this._id) {
this.controlIdService.id = this._id;
}
else {
this._id = this.controlIdService.id;
}
if (this.ngControlService && this._ngControl) {
if (!this.ngControlService.control) {
this.ngControl = this._ngControl;
this.ngControlService.setControl(this.ngControl);
this.differ = this.differs.find(this._ngControl).create();
}
else {
this.ngControl = this.ngControlService.control;
this.ngControlService.addAdditionalControl(this._ngControl);
this.additionalDiffer.set(this._ngControl, this.differs.find(this._ngControl).create());
}
}
}
ngDoCheck() {
this.triggerDoCheck(this.differ, this.ngControl);
if (this.hasAdditionalControls) {
for (const [ngControl, differ] of this.additionalDiffer) {
this.triggerDoCheck(differ, ngControl);
}
}
}
ngOnDestroy() {
this.subscriptions.forEach(sub => sub?.unsubscribe());
}
triggerValidation() {
if (this.ifControlStateService) {
this.ifControlStateService.triggerStatusChange();
}
}
// @TODO This method has a try/catch due to an unknown issue that came when building the clrToggle feature
// We need to figure out why this fails for the ClrToggle scenario but works for Date picker...
// To see the error, remove the try/catch here and run the ClrToggle suite to see issues getting the container
// injector in time, and this ONLY HAPPENS in tests and not in dev/prod mode.
getProviderFromContainer(token, notFoundValue) {
try {
return this._containerInjector.get(token, notFoundValue);
}
catch (e) {
return notFoundValue;
}
}
triggerDoCheck(differ, ngControl) {
if (differ) {
const changes = differ.diff(ngControl);
if (changes) {
changes.forEachChangedItem(change => {
if ((change.key === CHANGE_KEYS.FORM || change.key === CHANGE_KEYS.MODEL) &&
change.currentValue !== change.previousValue) {
this.triggerValidation();
}
});
}
}
}
markAsTouched() {
if (this.ngControl) {
this.ngControl.control.markAsTouched();
this.ngControl.control.updateValueAndValidity();
}
if (this.ngControlService && this.ngControlService.hasAdditionalControls) {
this.ngControlService.additionalControls?.forEach((ngControl) => {
ngControl.control.markAsTouched();
ngControl.control.updateValueAndValidity();
});
}
}
setAriaDescribedBy(helpers) {
if (helpers.show) {
const ariaDescribedBy = this.getAriaDescribedById(helpers);
if (ariaDescribedBy !== null) {
this.renderer.setAttribute(this.el.nativeElement, 'aria-describedby', ariaDescribedBy);
return;
}
}
this.renderer.removeAttribute(this.el.nativeElement, 'aria-describedby');
}
getAriaDescribedById(helpers) {
const elementId = this.containerIdService?.id || this.controlIdService?.id;
/**
* If ContainerIdService or ControlIdService are missing don't try to guess
* Don't set anything.
*/
if (!elementId) {
return null;
}
/**
* As the helper text is now always visible. If we have error/success then we should use both ids.
*/
const describedByIds = [`${elementId}-${CONTROL_SUFFIX.HELPER}`];
if (helpers.showInvalid) {
describedByIds.push(`${elementId}-${CONTROL_SUFFIX.ERROR}`);
}
else if (helpers.showValid) {
describedByIds.push(`${elementId}-${CONTROL_SUFFIX.SUCCESS}`);
}
return describedByIds.join(' ');
}
}
WrappedFormControl.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.2.2", ngImport: i0, type: WrappedFormControl, deps: [{ token: i0.ViewContainerRef }, { token: i0.Type }, { token: i0.Injector }, { token: i1.NgControl }, { token: i0.Renderer2 }, { token: i0.ElementRef }], target: i0.ɵɵFactoryTarget.Directive });
WrappedFormControl.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "15.2.2", type: WrappedFormControl, inputs: { id: "id" }, host: { listeners: { "blur": "triggerValidation()" }, properties: { "id": "this.id" } }, ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.2.2", ngImport: i0, type: WrappedFormControl, decorators: [{
type: Directive
}], ctorParameters: function () { return [{ type: i0.ViewContainerRef }, { type: i0.Type }, { type: i0.Injector }, { type: i1.NgControl }, { type: i0.Renderer2 }, { type: i0.ElementRef }]; }, propDecorators: { id: [{
type: Input
}, {
type: HostBinding
}], triggerValidation: [{
type: HostListener,
args: ['blur']
}] } });
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* Copyright (c) 2016-2025 Broadcom. All Rights Reserved.\n * The term \"Broadcom\" refers to Broadcom Inc. and/or its subsidiaries.\n * This software is released under MIT license.\n * The full license information can be found in LICENSE in the root directory of this project.\n */\n\nimport {\n  Directive,\n  DoCheck,\n  ElementRef,\n  HostBinding,\n  HostListener,\n  InjectionToken,\n  Injector,\n  Input,\n  KeyValueDiffer,\n  KeyValueDiffers,\n  OnDestroy,\n  OnInit,\n  Renderer2,\n  Type,\n  ViewContainerRef,\n} from '@angular/core';\nimport { NgControl } from '@angular/forms';\nimport { Subscription } from 'rxjs';\n\nimport { HostWrapper } from '../../utils/host-wrapping/host-wrapper';\nimport { CONTROL_SUFFIX } from './abstract-control';\nimport { IfControlStateService } from './if-control-state/if-control-state.service';\nimport { ContainerIdService } from './providers/container-id.service';\nimport { ControlClassService } from './providers/control-class.service';\nimport { ControlIdService } from './providers/control-id.service';\nimport { MarkControlService } from './providers/mark-control.service';\nimport { Helpers, NgControlService } from './providers/ng-control.service';\n\nexport enum CHANGE_KEYS {\n  FORM = 'form',\n  MODEL = 'model',\n}\n\n@Directive()\nexport class WrappedFormControl<W> implements OnInit, DoCheck, OnDestroy {\n  _id: string;\n\n  protected controlIdService: ControlIdService;\n  protected ngControlService: NgControlService;\n  protected index = 0;\n  protected subscriptions: Subscription[] = [];\n\n  private ifControlStateService: IfControlStateService;\n  private controlClassService: ControlClassService;\n  private markControlService: MarkControlService;\n  private containerIdService: ContainerIdService;\n  private _containerInjector: Injector;\n  private differs: KeyValueDiffers;\n  private differ: KeyValueDiffer<any, any>;\n  private additionalDiffer = new Map<NgControl, KeyValueDiffer<any, any>>();\n  private ngControl: NgControl | null;\n\n  // I lost way too much time trying to make this work without injecting the ViewContainerRef and the Injector,\n  // I'm giving up. So we have to inject these two manually for now.\n  constructor(\n    protected vcr: ViewContainerRef,\n    protected wrapperType: Type<W>,\n    injector: Injector,\n    private _ngControl: NgControl | null,\n    protected renderer: Renderer2,\n    protected el: ElementRef<HTMLElement>\n  ) {\n    if (injector) {\n      this.ngControlService = injector.get(NgControlService, null);\n      this.ifControlStateService = injector.get(IfControlStateService, null);\n      this.controlClassService = injector.get(ControlClassService, null);\n      this.markControlService = injector.get(MarkControlService, null);\n      this.differs = injector.get(KeyValueDiffers, null);\n    }\n\n    if (this.controlClassService) {\n      this.controlClassService.initControlClass(renderer, el.nativeElement);\n    }\n    if (this.markControlService) {\n      this.subscriptions.push(\n        this.markControlService.touchedChange.subscribe(() => {\n          this.markAsTouched();\n        })\n      );\n    }\n\n    if (this.ngControlService) {\n      this.subscriptions.push(\n        this.ngControlService.helpersChange.subscribe((state: Helpers) => {\n          this.setAriaDescribedBy(state);\n        })\n      );\n    }\n  }\n\n  @Input()\n  @HostBinding()\n  get id() {\n    return this._id;\n  }\n  set id(value: string) {\n    this._id = value;\n    if (this.controlIdService) {\n      this.controlIdService.id = value;\n    }\n  }\n\n  private get hasAdditionalControls() {\n    return this.additionalDiffer.size > 0;\n  }\n\n  ngOnInit() {\n    this._containerInjector = new HostWrapper(this.wrapperType, this.vcr, this.index);\n    this.controlIdService = this._containerInjector.get(ControlIdService);\n\n    /**\n     * not all containers will provide `ContainerIdService`\n     */\n    this.containerIdService = this._containerInjector.get(ContainerIdService, null);\n\n    if (this._id) {\n      this.controlIdService.id = this._id;\n    } else {\n      this._id = this.controlIdService.id;\n    }\n\n    if (this.ngControlService && this._ngControl) {\n      if (!this.ngControlService.control) {\n        this.ngControl = this._ngControl;\n        this.ngControlService.setControl(this.ngControl);\n        this.differ = this.differs.find(this._ngControl).create();\n      } else {\n        this.ngControl = this.ngControlService.control;\n        this.ngControlService.addAdditionalControl(this._ngControl);\n        this.additionalDiffer.set(this._ngControl, this.differs.find(this._ngControl).create());\n      }\n    }\n  }\n\n  ngDoCheck() {\n    this.triggerDoCheck(this.differ, this.ngControl);\n    if (this.hasAdditionalControls) {\n      for (const [ngControl, differ] of this.additionalDiffer) {\n        this.triggerDoCheck(differ, ngControl);\n      }\n    }\n  }\n\n  ngOnDestroy() {\n    this.subscriptions.forEach(sub => sub?.unsubscribe());\n  }\n\n  @HostListener('blur')\n  triggerValidation() {\n    if (this.ifControlStateService) {\n      this.ifControlStateService.triggerStatusChange();\n    }\n  }\n\n  // @TODO This method has a try/catch due to an unknown issue that came when building the clrToggle feature\n  // We need to figure out why this fails for the ClrToggle scenario but works for Date picker...\n  // To see the error, remove the try/catch here and run the ClrToggle suite to see issues getting the container\n  // injector in time, and this ONLY HAPPENS in tests and not in dev/prod mode.\n  protected getProviderFromContainer<T>(token: Type<T> | InjectionToken<T>, notFoundValue?: T): T {\n    try {\n      return this._containerInjector.get(token, notFoundValue);\n    } catch (e) {\n      return notFoundValue;\n    }\n  }\n\n  private triggerDoCheck(differ, ngControl) {\n    if (differ) {\n      const changes = differ.diff(ngControl);\n      if (changes) {\n        changes.forEachChangedItem(change => {\n          if (\n            (change.key === CHANGE_KEYS.FORM || change.key === CHANGE_KEYS.MODEL) &&\n            change.currentValue !== change.previousValue\n          ) {\n            this.triggerValidation();\n          }\n        });\n      }\n    }\n  }\n\n  private markAsTouched(): void {\n    if (this.ngControl) {\n      this.ngControl.control.markAsTouched();\n      this.ngControl.control.updateValueAndValidity();\n    }\n    if (this.ngControlService && this.ngControlService.hasAdditionalControls) {\n      this.ngControlService.additionalControls?.forEach((ngControl: NgControl) => {\n        ngControl.control.markAsTouched();\n        ngControl.control.updateValueAndValidity();\n      });\n    }\n  }\n\n  private setAriaDescribedBy(helpers: Helpers) {\n    if (helpers.show) {\n      const ariaDescribedBy = this.getAriaDescribedById(helpers);\n      if (ariaDescribedBy !== null) {\n        this.renderer.setAttribute(this.el.nativeElement, 'aria-describedby', ariaDescribedBy);\n        return;\n      }\n    }\n\n    this.renderer.removeAttribute(this.el.nativeElement, 'aria-describedby');\n  }\n\n  private getAriaDescribedById(helpers: Helpers): string | null {\n    const elementId = this.containerIdService?.id || this.controlIdService?.id;\n    /**\n     * If ContainerIdService or ControlIdService are missing don't try to guess\n     * Don't set anything.\n     */\n    if (!elementId) {\n      return null;\n    }\n\n    /**\n     * As the helper text is now always visible. If we have error/success then we should use both ids.\n     */\n    const describedByIds = [`${elementId}-${CONTROL_SUFFIX.HELPER}`];\n    if (helpers.showInvalid) {\n      describedByIds.push(`${elementId}-${CONTROL_SUFFIX.ERROR}`);\n    } else if (helpers.showValid) {\n      describedByIds.push(`${elementId}-${CONTROL_SUFFIX.SUCCESS}`);\n    }\n    return describedByIds.join(' ');\n  }\n}\n"]}