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@angular/material

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/** * @license * Copyright Google LLC All Rights Reserved. * * Use of this source code is governed by an MIT-style license that can be * found in the LICENSE file at https://angular.io/license */ (function (global, factory) { typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/cdk/coercion'), require('@angular/cdk/keycodes'), require('@angular/cdk/platform'), require('@angular/core'), require('@angular/material/core'), require('rxjs'), require('rxjs/operators'), require('@angular/platform-browser/animations'), require('@angular/cdk/a11y'), require('@angular/cdk/bidi'), require('@angular/cdk/collections'), require('@angular/forms'), require('@angular/material/form-field')) : typeof define === 'function' && define.amd ? define('@angular/material/chips', ['exports', '@angular/cdk/coercion', '@angular/cdk/keycodes', '@angular/cdk/platform', '@angular/core', '@angular/material/core', 'rxjs', 'rxjs/operators', '@angular/platform-browser/animations', '@angular/cdk/a11y', '@angular/cdk/bidi', '@angular/cdk/collections', '@angular/forms', '@angular/material/form-field'], factory) : (factory((global.ng = global.ng || {}, global.ng.material = global.ng.material || {}, global.ng.material.chips = {}),global.ng.cdk.coercion,global.ng.cdk.keycodes,global.ng.cdk.platform,global.ng.core,global.ng.material.core,global.rxjs,global.rxjs.operators,global.ng.platformBrowser.animations,global.ng.cdk.a11y,global.ng.cdk.bidi,global.ng.cdk.collections,global.ng.forms,global.ng.material.formField)); }(this, (function (exports,coercion,keycodes,platform,core,core$1,rxjs,operators,animations,a11y,bidi,collections,forms,formField) { 'use strict'; /*! ***************************************************************************** Copyright (c) Microsoft Corporation. All rights reserved. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABLITY OR NON-INFRINGEMENT. See the Apache Version 2.0 License for specific language governing permissions and limitations under the License. ***************************************************************************** */ /* global Reflect, Promise */ var extendStatics = function(d, b) { extendStatics = Object.setPrototypeOf || ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) || function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; }; return extendStatics(d, b); }; function __extends(d, b) { extendStatics(d, b); function __() { this.constructor = d; } d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); } /** * @fileoverview added by tsickle * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc */ /** * Event object emitted by MatChip when selected or deselected. */ var /** * Event object emitted by MatChip when selected or deselected. */ MatChipSelectionChange = /** @class */ (function () { function MatChipSelectionChange(source, selected, isUserInput) { if (isUserInput === void 0) { isUserInput = false; } this.source = source; this.selected = selected; this.isUserInput = isUserInput; } return MatChipSelectionChange; }()); // Boilerplate for applying mixins to MatChip. /** * \@docs-private */ var // Boilerplate for applying mixins to MatChip. /** * \@docs-private */ MatChipBase = /** @class */ (function () { function MatChipBase(_elementRef) { this._elementRef = _elementRef; } return MatChipBase; }()); /** @type {?} */ var _MatChipMixinBase = core$1.mixinColor(core$1.mixinDisableRipple(core$1.mixinDisabled(MatChipBase)), 'primary'); /** * Dummy directive to add CSS class to chip avatar. * \@docs-private */ var MatChipAvatar = /** @class */ (function () { function MatChipAvatar() { } MatChipAvatar.decorators = [ { type: core.Directive, args: [{ selector: 'mat-chip-avatar, [matChipAvatar]', host: { 'class': 'mat-chip-avatar' } },] }, ]; return MatChipAvatar; }()); /** * Dummy directive to add CSS class to chip trailing icon. * \@docs-private */ var MatChipTrailingIcon = /** @class */ (function () { function MatChipTrailingIcon() { } MatChipTrailingIcon.decorators = [ { type: core.Directive, args: [{ selector: 'mat-chip-trailing-icon, [matChipTrailingIcon]', host: { 'class': 'mat-chip-trailing-icon' } },] }, ]; return MatChipTrailingIcon; }()); /** * Material design styled Chip component. Used inside the MatChipList component. */ var MatChip = /** @class */ (function (_super) { __extends(MatChip, _super); function MatChip(_elementRef, _ngZone, platform$$1, globalRippleOptions, // @breaking-change 8.0.0 `animationMode` parameter to become required. animationMode, _changeDetectorRef) { var _this = _super.call(this, _elementRef) || this; _this._elementRef = _elementRef; _this._ngZone = _ngZone; _this._changeDetectorRef = _changeDetectorRef; /** * Whether the chip has focus. */ _this._hasFocus = false; /** * Whether the chip list is selectable */ _this.chipListSelectable = true; /** * Whether the chip list is in multi-selection mode. */ _this._chipListMultiple = false; _this._selected = false; _this._selectable = true; _this._removable = true; /** * Emits when the chip is focused. */ _this._onFocus = new rxjs.Subject(); /** * Emits when the chip is blured. */ _this._onBlur = new rxjs.Subject(); /** * Emitted when the chip is selected or deselected. */ _this.selectionChange = new core.EventEmitter(); /** * Emitted when the chip is destroyed. */ _this.destroyed = new core.EventEmitter(); /** * Emitted when a chip is to be removed. */ _this.removed = new core.EventEmitter(); _this._addHostClassName(); _this._chipRipple = new core$1.RippleRenderer(_this, _ngZone, _elementRef, platform$$1); _this._chipRipple.setupTriggerEvents(_elementRef); _this.rippleConfig = globalRippleOptions || {}; _this._animationsDisabled = animationMode === 'NoopAnimations'; return _this; } Object.defineProperty(MatChip.prototype, "rippleDisabled", { /** * Whether ripples are disabled on interaction * @docs-private */ get: /** * Whether ripples are disabled on interaction * \@docs-private * @return {?} */ function () { return this.disabled || this.disableRipple || !!this.rippleConfig.disabled; }, enumerable: true, configurable: true }); Object.defineProperty(MatChip.prototype, "selected", { /** Whether the chip is selected. */ get: /** * Whether the chip is selected. * @return {?} */ function () { return this._selected; }, set: /** * @param {?} value * @return {?} */ function (value) { /** @type {?} */ var coercedValue = coercion.coerceBooleanProperty(value); if (coercedValue !== this._selected) { this._selected = coercedValue; this._dispatchSelectionChange(); } }, enumerable: true, configurable: true }); Object.defineProperty(MatChip.prototype, "value", { /** The value of the chip. Defaults to the content inside `<mat-chip>` tags. */ get: /** * The value of the chip. Defaults to the content inside `<mat-chip>` tags. * @return {?} */ function () { return this._value !== undefined ? this._value : this._elementRef.nativeElement.textContent; }, set: /** * @param {?} value * @return {?} */ function (value) { this._value = value; }, enumerable: true, configurable: true }); Object.defineProperty(MatChip.prototype, "selectable", { /** * Whether or not the chip is selectable. When a chip is not selectable, * changes to its selected state are always ignored. By default a chip is * selectable, and it becomes non-selectable if its parent chip list is * not selectable. */ get: /** * Whether or not the chip is selectable. When a chip is not selectable, * changes to its selected state are always ignored. By default a chip is * selectable, and it becomes non-selectable if its parent chip list is * not selectable. * @return {?} */ function () { return this._selectable && this.chipListSelectable; }, set: /** * @param {?} value * @return {?} */ function (value) { this._selectable = coercion.coerceBooleanProperty(value); }, enumerable: true, configurable: true }); Object.defineProperty(MatChip.prototype, "removable", { /** * Determines whether or not the chip displays the remove styling and emits (removed) events. */ get: /** * Determines whether or not the chip displays the remove styling and emits (removed) events. * @return {?} */ function () { return this._removable; }, set: /** * @param {?} value * @return {?} */ function (value) { this._removable = coercion.coerceBooleanProperty(value); }, enumerable: true, configurable: true }); Object.defineProperty(MatChip.prototype, "ariaSelected", { /** The ARIA selected applied to the chip. */ get: /** * The ARIA selected applied to the chip. * @return {?} */ function () { // Remove the `aria-selected` when the chip is deselected in single-selection mode, because // it adds noise to NVDA users where "not selected" will be read out for each chip. return this.selectable && (this._chipListMultiple || this.selected) ? this.selected.toString() : null; }, enumerable: true, configurable: true }); /** * @return {?} */ MatChip.prototype._addHostClassName = /** * @return {?} */ function () { /** @type {?} */ var basicChipAttrName = 'mat-basic-chip'; /** @type {?} */ var element = (/** @type {?} */ (this._elementRef.nativeElement)); if (element.hasAttribute(basicChipAttrName) || element.tagName.toLowerCase() === basicChipAttrName) { element.classList.add(basicChipAttrName); return; } else { element.classList.add('mat-standard-chip'); } }; /** * @return {?} */ MatChip.prototype.ngOnDestroy = /** * @return {?} */ function () { this.destroyed.emit({ chip: this }); this._chipRipple._removeTriggerEvents(); }; /** Selects the chip. */ /** * Selects the chip. * @return {?} */ MatChip.prototype.select = /** * Selects the chip. * @return {?} */ function () { if (!this._selected) { this._selected = true; this._dispatchSelectionChange(); this._markForCheck(); } }; /** Deselects the chip. */ /** * Deselects the chip. * @return {?} */ MatChip.prototype.deselect = /** * Deselects the chip. * @return {?} */ function () { if (this._selected) { this._selected = false; this._dispatchSelectionChange(); this._markForCheck(); } }; /** Select this chip and emit selected event */ /** * Select this chip and emit selected event * @return {?} */ MatChip.prototype.selectViaInteraction = /** * Select this chip and emit selected event * @return {?} */ function () { if (!this._selected) { this._selected = true; this._dispatchSelectionChange(true); this._markForCheck(); } }; /** Toggles the current selected state of this chip. */ /** * Toggles the current selected state of this chip. * @param {?=} isUserInput * @return {?} */ MatChip.prototype.toggleSelected = /** * Toggles the current selected state of this chip. * @param {?=} isUserInput * @return {?} */ function (isUserInput) { if (isUserInput === void 0) { isUserInput = false; } this._selected = !this.selected; this._dispatchSelectionChange(isUserInput); this._markForCheck(); return this.selected; }; /** Allows for programmatic focusing of the chip. */ /** * Allows for programmatic focusing of the chip. * @return {?} */ MatChip.prototype.focus = /** * Allows for programmatic focusing of the chip. * @return {?} */ function () { if (!this._hasFocus) { this._elementRef.nativeElement.focus(); this._onFocus.next({ chip: this }); } this._hasFocus = true; }; /** * Allows for programmatic removal of the chip. Called by the MatChipList when the DELETE or * BACKSPACE keys are pressed. * * Informs any listeners of the removal request. Does not remove the chip from the DOM. */ /** * Allows for programmatic removal of the chip. Called by the MatChipList when the DELETE or * BACKSPACE keys are pressed. * * Informs any listeners of the removal request. Does not remove the chip from the DOM. * @return {?} */ MatChip.prototype.remove = /** * Allows for programmatic removal of the chip. Called by the MatChipList when the DELETE or * BACKSPACE keys are pressed. * * Informs any listeners of the removal request. Does not remove the chip from the DOM. * @return {?} */ function () { if (this.removable) { this.removed.emit({ chip: this }); } }; /** Handles click events on the chip. */ /** * Handles click events on the chip. * @param {?} event * @return {?} */ MatChip.prototype._handleClick = /** * Handles click events on the chip. * @param {?} event * @return {?} */ function (event) { if (this.disabled) { event.preventDefault(); } else { event.stopPropagation(); } }; /** Handle custom key presses. */ /** * Handle custom key presses. * @param {?} event * @return {?} */ MatChip.prototype._handleKeydown = /** * Handle custom key presses. * @param {?} event * @return {?} */ function (event) { if (this.disabled) { return; } switch (event.keyCode) { case keycodes.DELETE: case keycodes.BACKSPACE: // If we are removable, remove the focused chip this.remove(); // Always prevent so page navigation does not occur event.preventDefault(); break; case keycodes.SPACE: // If we are selectable, toggle the focused chip if (this.selectable) { this.toggleSelected(true); } // Always prevent space from scrolling the page since the list has focus event.preventDefault(); break; } }; /** * @return {?} */ MatChip.prototype._blur = /** * @return {?} */ function () { var _this = this; // When animations are enabled, Angular may end up removing the chip from the DOM a little // earlier than usual, causing it to be blurred and throwing off the logic in the chip list // that moves focus not the next item. To work around the issue, we defer marking the chip // as not focused until the next time the zone stabilizes. this._ngZone.onStable .asObservable() .pipe(operators.take(1)) .subscribe((/** * @return {?} */ function () { _this._ngZone.run((/** * @return {?} */ function () { _this._hasFocus = false; _this._onBlur.next({ chip: _this }); })); })); }; /** * @private * @param {?=} isUserInput * @return {?} */ MatChip.prototype._dispatchSelectionChange = /** * @private * @param {?=} isUserInput * @return {?} */ function (isUserInput) { if (isUserInput === void 0) { isUserInput = false; } this.selectionChange.emit({ source: this, isUserInput: isUserInput, selected: this._selected }); }; /** * @private * @return {?} */ MatChip.prototype._markForCheck = /** * @private * @return {?} */ function () { // @breaking-change 9.0.0 Remove this method once the _changeDetectorRef is a required param. if (this._changeDetectorRef) { this._changeDetectorRef.markForCheck(); } }; MatChip.decorators = [ { type: core.Directive, args: [{ selector: "mat-basic-chip, [mat-basic-chip], mat-chip, [mat-chip]", inputs: ['color', 'disabled', 'disableRipple'], exportAs: 'matChip', host: { 'class': 'mat-chip', '[attr.tabindex]': 'disabled ? null : -1', 'role': 'option', '[class.mat-chip-selected]': 'selected', '[class.mat-chip-with-avatar]': 'avatar', '[class.mat-chip-with-trailing-icon]': 'trailingIcon || removeIcon', '[class.mat-chip-disabled]': 'disabled', '[class._mat-animation-noopable]': '_animationsDisabled', '[attr.disabled]': 'disabled || null', '[attr.aria-disabled]': 'disabled.toString()', '[attr.aria-selected]': 'ariaSelected', '(click)': '_handleClick($event)', '(keydown)': '_handleKeydown($event)', '(focus)': 'focus()', '(blur)': '_blur()', }, },] }, ]; /** @nocollapse */ MatChip.ctorParameters = function () { return [ { type: core.ElementRef }, { type: core.NgZone }, { type: platform.Platform }, { type: undefined, decorators: [{ type: core.Optional }, { type: core.Inject, args: [core$1.MAT_RIPPLE_GLOBAL_OPTIONS,] }] }, { type: String, decorators: [{ type: core.Optional }, { type: core.Inject, args: [animations.ANIMATION_MODULE_TYPE,] }] }, { type: core.ChangeDetectorRef } ]; }; MatChip.propDecorators = { avatar: [{ type: core.ContentChild, args: [MatChipAvatar, { static: false },] }], trailingIcon: [{ type: core.ContentChild, args: [MatChipTrailingIcon, { static: false },] }], removeIcon: [{ type: core.ContentChild, args: [core.forwardRef((/** * @return {?} */ function () { return MatChipRemove; })), { static: false },] }], selected: [{ type: core.Input }], value: [{ type: core.Input }], selectable: [{ type: core.Input }], removable: [{ type: core.Input }], selectionChange: [{ type: core.Output }], destroyed: [{ type: core.Output }], removed: [{ type: core.Output }] }; return MatChip; }(_MatChipMixinBase)); /** * Applies proper (click) support and adds styling for use with the Material Design "cancel" icon * available at https://material.io/icons/#ic_cancel. * * Example: * * `<mat-chip> * <mat-icon matChipRemove>cancel</mat-icon> * </mat-chip>` * * You *may* use a custom icon, but you may need to override the `mat-chip-remove` positioning * styles to properly center the icon within the chip. */ var MatChipRemove = /** @class */ (function () { function MatChipRemove(_parentChip) { this._parentChip = _parentChip; } /** Calls the parent chip's public `remove()` method if applicable. */ /** * Calls the parent chip's public `remove()` method if applicable. * @param {?} event * @return {?} */ MatChipRemove.prototype._handleClick = /** * Calls the parent chip's public `remove()` method if applicable. * @param {?} event * @return {?} */ function (event) { /** @type {?} */ var parentChip = this._parentChip; if (parentChip.removable && !parentChip.disabled) { parentChip.remove(); } // We need to stop event propagation because otherwise the event will bubble up to the // form field and cause the `onContainerClick` method to be invoked. This method would then // reset the focused chip that has been focused after chip removal. Usually the parent // the parent click listener of the `MatChip` would prevent propagation, but it can happen // that the chip is being removed before the event bubbles up. event.stopPropagation(); }; MatChipRemove.decorators = [ { type: core.Directive, args: [{ selector: '[matChipRemove]', host: { 'class': 'mat-chip-remove mat-chip-trailing-icon', '(click)': '_handleClick($event)', } },] }, ]; /** @nocollapse */ MatChipRemove.ctorParameters = function () { return [ { type: MatChip } ]; }; return MatChipRemove; }()); /** * @fileoverview added by tsickle * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc */ /** * Injection token to be used to override the default options for the chips module. * @type {?} */ var MAT_CHIPS_DEFAULT_OPTIONS = new core.InjectionToken('mat-chips-default-options'); /** * @fileoverview added by tsickle * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc */ // Boilerplate for applying mixins to MatChipList. /** * \@docs-private */ var // Boilerplate for applying mixins to MatChipList. /** * \@docs-private */ MatChipListBase = /** @class */ (function () { function MatChipListBase(_defaultErrorStateMatcher, _parentForm, _parentFormGroup, ngControl) { this._defaultErrorStateMatcher = _defaultErrorStateMatcher; this._parentForm = _parentForm; this._parentFormGroup = _parentFormGroup; this.ngControl = ngControl; } return MatChipListBase; }()); /** @type {?} */ var _MatChipListMixinBase = core$1.mixinErrorState(MatChipListBase); // Increasing integer for generating unique ids for chip-list components. /** @type {?} */ var nextUniqueId = 0; /** * Change event object that is emitted when the chip list value has changed. */ var /** * Change event object that is emitted when the chip list value has changed. */ MatChipListChange = /** @class */ (function () { function MatChipListChange(source, value) { this.source = source; this.value = value; } return MatChipListChange; }()); /** * A material design chips component (named ChipList for its similarity to the List component). */ var MatChipList = /** @class */ (function (_super) { __extends(MatChipList, _super); function MatChipList(_elementRef, _changeDetectorRef, _dir, _parentForm, _parentFormGroup, _defaultErrorStateMatcher, ngControl) { var _this = _super.call(this, _defaultErrorStateMatcher, _parentForm, _parentFormGroup, ngControl) || this; _this._elementRef = _elementRef; _this._changeDetectorRef = _changeDetectorRef; _this._dir = _dir; _this.ngControl = ngControl; /** * Implemented as part of MatFormFieldControl. * \@docs-private */ _this.controlType = 'mat-chip-list'; /** * When a chip is destroyed, we store the index of the destroyed chip until the chips * query list notifies about the update. This is necessary because we cannot determine an * appropriate chip that should receive focus until the array of chips updated completely. */ _this._lastDestroyedChipIndex = null; /** * Subject that emits when the component has been destroyed. */ _this._destroyed = new rxjs.Subject(); /** * Uid of the chip list */ _this._uid = "mat-chip-list-" + nextUniqueId++; /** * Tab index for the chip list. */ _this._tabIndex = 0; /** * User defined tab index. * When it is not null, use user defined tab index. Otherwise use _tabIndex */ _this._userTabIndex = null; /** * Function when touched */ _this._onTouched = (/** * @return {?} */ function () { }); /** * Function when changed */ _this._onChange = (/** * @return {?} */ function () { }); _this._multiple = false; _this._compareWith = (/** * @param {?} o1 * @param {?} o2 * @return {?} */ function (o1, o2) { return o1 === o2; }); _this._required = false; _this._disabled = false; /** * Orientation of the chip list. */ _this.ariaOrientation = 'horizontal'; _this._selectable = true; /** * Event emitted when the selected chip list value has been changed by the user. */ _this.change = new core.EventEmitter(); /** * Event that emits whenever the raw value of the chip-list changes. This is here primarily * to facilitate the two-way binding for the `value` input. * \@docs-private */ _this.valueChange = new core.EventEmitter(); if (_this.ngControl) { _this.ngControl.valueAccessor = _this; } return _this; } Object.defineProperty(MatChipList.prototype, "selected", { /** The array of selected chips inside chip list. */ get: /** * The array of selected chips inside chip list. * @return {?} */ function () { return this.multiple ? this._selectionModel.selected : this._selectionModel.selected[0]; }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "role", { /** The ARIA role applied to the chip list. */ get: /** * The ARIA role applied to the chip list. * @return {?} */ function () { return this.empty ? null : 'listbox'; }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "multiple", { /** Whether the user should be allowed to select multiple chips. */ get: /** * Whether the user should be allowed to select multiple chips. * @return {?} */ function () { return this._multiple; }, set: /** * @param {?} value * @return {?} */ function (value) { this._multiple = coercion.coerceBooleanProperty(value); this._syncChipsState(); }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "compareWith", { /** * A function to compare the option values with the selected values. The first argument * is a value from an option. The second is a value from the selection. A boolean * should be returned. */ get: /** * A function to compare the option values with the selected values. The first argument * is a value from an option. The second is a value from the selection. A boolean * should be returned. * @return {?} */ function () { return this._compareWith; }, set: /** * @param {?} fn * @return {?} */ function (fn) { this._compareWith = fn; if (this._selectionModel) { // A different comparator means the selection could change. this._initializeSelection(); } }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "value", { /** * Implemented as part of MatFormFieldControl. * @docs-private */ get: /** * Implemented as part of MatFormFieldControl. * \@docs-private * @return {?} */ function () { return this._value; }, set: /** * @param {?} value * @return {?} */ function (value) { this.writeValue(value); this._value = value; }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "id", { /** * Implemented as part of MatFormFieldControl. * @docs-private */ get: /** * Implemented as part of MatFormFieldControl. * \@docs-private * @return {?} */ function () { return this._chipInput ? this._chipInput.id : this._uid; }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "required", { /** * Implemented as part of MatFormFieldControl. * @docs-private */ get: /** * Implemented as part of MatFormFieldControl. * \@docs-private * @return {?} */ function () { return this._required; }, set: /** * @param {?} value * @return {?} */ function (value) { this._required = coercion.coerceBooleanProperty(value); this.stateChanges.next(); }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "placeholder", { /** * Implemented as part of MatFormFieldControl. * @docs-private */ get: /** * Implemented as part of MatFormFieldControl. * \@docs-private * @return {?} */ function () { return this._chipInput ? this._chipInput.placeholder : this._placeholder; }, set: /** * @param {?} value * @return {?} */ function (value) { this._placeholder = value; this.stateChanges.next(); }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "focused", { /** Whether any chips or the matChipInput inside of this chip-list has focus. */ get: /** * Whether any chips or the matChipInput inside of this chip-list has focus. * @return {?} */ function () { return (this._chipInput && this._chipInput.focused) || this._hasFocusedChip(); }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "empty", { /** * Implemented as part of MatFormFieldControl. * @docs-private */ get: /** * Implemented as part of MatFormFieldControl. * \@docs-private * @return {?} */ function () { return (!this._chipInput || this._chipInput.empty) && this.chips.length === 0; }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "shouldLabelFloat", { /** * Implemented as part of MatFormFieldControl. * @docs-private */ get: /** * Implemented as part of MatFormFieldControl. * \@docs-private * @return {?} */ function () { return !this.empty || this.focused; }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "disabled", { /** * Implemented as part of MatFormFieldControl. * @docs-private */ get: /** * Implemented as part of MatFormFieldControl. * \@docs-private * @return {?} */ function () { return this.ngControl ? !!this.ngControl.disabled : this._disabled; }, set: /** * @param {?} value * @return {?} */ function (value) { this._disabled = coercion.coerceBooleanProperty(value); this._syncChipsState(); }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "selectable", { /** * Whether or not this chip list is selectable. When a chip list is not selectable, * the selected states for all the chips inside the chip list are always ignored. */ get: /** * Whether or not this chip list is selectable. When a chip list is not selectable, * the selected states for all the chips inside the chip list are always ignored. * @return {?} */ function () { return this._selectable; }, set: /** * @param {?} value * @return {?} */ function (value) { var _this = this; this._selectable = coercion.coerceBooleanProperty(value); if (this.chips) { this.chips.forEach((/** * @param {?} chip * @return {?} */ function (chip) { return chip.chipListSelectable = _this._selectable; })); } }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "tabIndex", { set: /** * @param {?} value * @return {?} */ function (value) { this._userTabIndex = value; this._tabIndex = value; }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "chipSelectionChanges", { /** Combined stream of all of the child chips' selection change events. */ get: /** * Combined stream of all of the child chips' selection change events. * @return {?} */ function () { return rxjs.merge.apply(void 0, this.chips.map((/** * @param {?} chip * @return {?} */ function (chip) { return chip.selectionChange; }))); }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "chipFocusChanges", { /** Combined stream of all of the child chips' focus change events. */ get: /** * Combined stream of all of the child chips' focus change events. * @return {?} */ function () { return rxjs.merge.apply(void 0, this.chips.map((/** * @param {?} chip * @return {?} */ function (chip) { return chip._onFocus; }))); }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "chipBlurChanges", { /** Combined stream of all of the child chips' blur change events. */ get: /** * Combined stream of all of the child chips' blur change events. * @return {?} */ function () { return rxjs.merge.apply(void 0, this.chips.map((/** * @param {?} chip * @return {?} */ function (chip) { return chip._onBlur; }))); }, enumerable: true, configurable: true }); Object.defineProperty(MatChipList.prototype, "chipRemoveChanges", { /** Combined stream of all of the child chips' remove change events. */ get: /** * Combined stream of all of the child chips' remove change events. * @return {?} */ function () { return rxjs.merge.apply(void 0, this.chips.map((/** * @param {?} chip * @return {?} */ function (chip) { return chip.destroyed; }))); }, enumerable: true, configurable: true }); /** * @return {?} */ MatChipList.prototype.ngAfterContentInit = /** * @return {?} */ function () { var _this = this; this._keyManager = new a11y.FocusKeyManager(this.chips) .withWrap() .withVerticalOrientation() .withHorizontalOrientation(this._dir ? this._dir.value : 'ltr'); if (this._dir) { this._dir.change .pipe(operators.takeUntil(this._destroyed)) .subscribe((/** * @param {?} dir * @return {?} */ function (dir) { return _this._keyManager.withHorizontalOrientation(dir); })); } this._keyManager.tabOut.pipe(operators.takeUntil(this._destroyed)).subscribe((/** * @return {?} */ function () { _this._allowFocusEscape(); })); // When the list changes, re-subscribe this.chips.changes.pipe(operators.startWith(null), operators.takeUntil(this._destroyed)).subscribe((/** * @return {?} */ function () { if (_this.disabled) { // Since this happens after the content has been // checked, we need to defer it to the next tick. Promise.resolve().then((/** * @return {?} */ function () { _this._syncChipsState(); })); } _this._resetChips(); // Reset chips selected/deselected status _this._initializeSelection(); // Check to see if we need to update our tab index _this._updateTabIndex(); // Check to see if we have a destroyed chip and need to refocus _this._updateFocusForDestroyedChips(); _this.stateChanges.next(); })); }; /** * @return {?} */ MatChipList.prototype.ngOnInit = /** * @return {?} */ function () { this._selectionModel = new collections.SelectionModel(this.multiple, undefined, false); this.stateChanges.next(); }; /** * @return {?} */ MatChipList.prototype.ngDoCheck = /** * @return {?} */ function () { if (this.ngControl) { // We need to re-evaluate this on every change detection cycle, because there are some // error triggers that we can't subscribe to (e.g. parent form submissions). This means // that whatever logic is in here has to be super lean or we risk destroying the performance. this.updateErrorState(); } }; /** * @return {?} */ MatChipList.prototype.ngOnDestroy = /** * @return {?} */ function () { this._destroyed.next(); this._destroyed.complete(); this.stateChanges.complete(); this._dropSubscriptions(); }; /** Associates an HTML input element with this chip list. */ /** * Associates an HTML input element with this chip list. * @param {?} inputElement * @return {?} */ MatChipList.prototype.registerInput = /** * Associates an HTML input element with this chip list. * @param {?} inputElement * @return {?} */ function (inputElement) { this._chipInput = inputElement; }; /** * Implemented as part of MatFormFieldControl. * @docs-private */ /** * Implemented as part of MatFormFieldControl. * \@docs-private * @param {?} ids * @return {?} */ MatChipList.prototype.setDescribedByIds = /** * Implemented as part of MatFormFieldControl. * \@docs-private * @param {?} ids * @return {?} */ function (ids) { this._ariaDescribedby = ids.join(' '); }; // Implemented as part of ControlValueAccessor. // Implemented as part of ControlValueAccessor. /** * @param {?} value * @return {?} */ MatChipList.prototype.writeValue = // Implemented as part of ControlValueAccessor. /** * @param {?} value * @return {?} */ function (value) { if (this.chips) { this._setSelectionByValue(value, false); } }; // Implemented as part of ControlValueAccessor. // Implemented as part of ControlValueAccessor. /** * @param {?} fn * @return {?} */ MatChipList.prototype.registerOnChange = // Implemented as part of ControlValueAccessor. /** * @param {?} fn * @return {?} */ function (fn) { this._onChange = fn; }; // Implemented as part of ControlValueAccessor. // Implemented as part of ControlValueAccessor. /** * @param {?} fn * @return {?} */ MatChipList.prototype.registerOnTouched = // Implemented as part of ControlValueAccessor. /** * @param {?} fn * @return {?} */ function (fn) { this._onTouched = fn; }; // Implemented as part of ControlValueAccessor. // Implemented as part of ControlValueAccessor. /** * @param {?} isDisabled * @return {?} */ MatChipList.prototype.setDisabledState = // Implemented as part of ControlValueAccessor. /** * @param {?} isDisabled * @return {?} */ function (isDisabled) { this.disabled = isDisabled; this.stateChanges.next(); }; /** * Implemented as part of MatFormFieldControl. * @docs-private */ /** * Implemented as part of MatFormFieldControl. * \@docs-private * @param {?} event * @return {?} */ MatChipList.prototype.onContainerClick = /** * Implemented as part of MatFormFieldControl. * \@docs-private * @param {?} event * @return {?} */ function (event) { if (!this._originatesFromChip(event)) { this.focus(); } }; /** * Focuses the first non-disabled chip in this chip list, or the associated input when there * are no eligible chips. */ /** * Focuses the first non-disabled chip in this chip list, or the associated input when there * are no eligible chips. * @param {?=} options * @return {?} */ MatChipList.prototype.focus = /** * Focuses the first non-disabled chip in this chip list, or the associated input when there * are no eligible chips. * @param {?=} options * @return {?} */ function (options) { if (this.disabled) { return; } // TODO: ARIA says this should focus the first `selected` chip if any are selected. // Focus on first element if there's no chipInput inside chip-list if (this._chipInput && this._chipInput.focused) { // do nothing } else if (this.chips.length > 0) { this._keyManager.setFirstItemActive(); this.stateChanges.next(); } else { this._focusInput(options); this.stateChanges.next(); } }; /** Attempt to focus an input if we have one. */ /** * Attempt to focus an input if we have one. * @param {?=} options * @return {?} */ MatChipList.prototype._focusInput = /** * Attempt to focus an input if we have one. * @param {?=} options * @return {?} */ function (options) { if (this._chipInput) { this._chipInput.focus(options); } }; /** * Pass events to the keyboard manager. Available here for tests. */ /** * Pass events to the keyboard manager. Available here for tests. * @param {?} event * @return {?} */ MatChipList.prototype._keydown = /** * Pass events to the keyboard manager. Available here for tests. * @param {?} event * @return {?} */ function (event) { /** @type {?} */ var target = (/** @type {?} */ (event.target)); // If they are on an empty input and hit backspace, focus the last chip if (event.keyCode === keycodes.BACKSPACE && this._isInputEmpty(target)) { this._keyManager.setLastItemActive(); event.preventDefault(); } else if (target && target.classList.contains('mat-chip')) { if (event.keyCode === keycodes.HOME) { this._keyManager.setFirstItemActive(); event.preventDefault(); } else if (event.keyCode === keycodes.END) { this._keyManager.setLastItemActive(); event.preventDefault(); } else { this._keyManager.onKeydown(event); } this.stateChanges.next(); } }; /** * Check the tab index as you should not be allowed to focus an empty list. */ /** * Check the tab index as you should not be allowed to focus an empty list. * @protected * @return {?} */ MatChipList.prototype._updateTabIndex = /** * Check the tab index as you should not be allowed to focus an empty list. * @protected * @return {?} */ function () { // If we have 0 chips, we should not allow keyboard focus this._tabIndex = this._userTabIndex || (this.chips.length === 0 ? -1 : 0); }; /** * If the amount of chips changed, we need to update the * key manager state and focus the next closest chip. */ /** * If the amount of chips changed, we need to update the * key manager state and focus the next closest chip. * @protected * @return {?} */ MatChipList.prototype._updateFocusForDestroyedChips = /** * If the amount of chips changed, we need to update the * key manager state and focus the next closest chip. * @protected * @return {?} */ function () { // Move focus to the closest chip. If no other chips remain, focus the chip-list itself. if (this._lastDestroyedChipIndex != null) { if (this.chips.length) { /** @type {?} */ var newChipIndex = Math.min(this._lastDestroyedChipIndex, this.chips.length - 1); this._keyManager.setActiveItem(newChipIndex); } else { this.focus(); } } this._lastDestroyedChipIndex = null; }; /** * Utility to ensure all indexes are valid. * * @param index The index to be checked. * @returns True if the index is valid for our list of chips. */ /** * Utility to ensure all indexes are valid. * * @private * @param {?} index The index to be checked. * @return {?} True if the index is valid for our list of chips. */ MatChipList.prototype._isValidIndex = /** * Utility to ensure all indexes are valid. * * @private * @param {?} index The index to be checked. * @return {?} True if the index is valid for our list of chips. */ function (index) { return index >= 0 && index < this.chips.length; }; /** * @private * @param {?} element * @return {?} */ MatChipList.prototype._isInputEmpty = /** * @private * @param {?} element * @return {?} */ function (element) { if (element && element.nodeName.toLowerCase() === 'input') { /** @type {?} */ var input = (/** @type {?} */ (element)); return !input.value; } return false; }; /** * @param {?} value * @param {?=} isUserInput * @return {?} */ MatChipList.prototype._setSelectionByValue = /** * @param {?} value * @param {?=} isUserInput * @return {?} */ function (value, isUserInput) { var _this = this; if (isUserInput === void 0) { isUserInput = true; } this._clearSelection(); this.chips.forEach((/** * @param {?} chip * @return {?} */ function