@angular/material
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Angular Material
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JavaScript
/**
* @fileoverview added by tsickle
* Generated from: src/material/chips/chip-list.ts
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* @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
*/
import { FocusKeyManager } from '@angular/cdk/a11y';
import { Directionality } from '@angular/cdk/bidi';
import { coerceBooleanProperty } from '@angular/cdk/coercion';
import { SelectionModel } from '@angular/cdk/collections';
import { BACKSPACE, END, HOME } from '@angular/cdk/keycodes';
import { ChangeDetectionStrategy, ChangeDetectorRef, Component, ContentChildren, ElementRef, EventEmitter, Input, Optional, Output, QueryList, Self, ViewEncapsulation, } from '@angular/core';
import { FormGroupDirective, NgControl, NgForm } from '@angular/forms';
import { ErrorStateMatcher, mixinErrorState, } from '@angular/material/core';
import { MatFormFieldControl } from '@angular/material/form-field';
import { merge, Subject } from 'rxjs';
import { startWith, takeUntil } from 'rxjs/operators';
import { MatChip } from './chip';
// Boilerplate for applying mixins to MatChipList.
/**
* \@docs-private
*/
class MatChipListBase {
/**
* @param {?} _defaultErrorStateMatcher
* @param {?} _parentForm
* @param {?} _parentFormGroup
* @param {?} ngControl
*/
constructor(_defaultErrorStateMatcher, _parentForm, _parentFormGroup, ngControl) {
this._defaultErrorStateMatcher = _defaultErrorStateMatcher;
this._parentForm = _parentForm;
this._parentFormGroup = _parentFormGroup;
this.ngControl = ngControl;
}
}
if (false) {
/** @type {?} */
MatChipListBase.prototype._defaultErrorStateMatcher;
/** @type {?} */
MatChipListBase.prototype._parentForm;
/** @type {?} */
MatChipListBase.prototype._parentFormGroup;
/**
* \@docs-private
* @type {?}
*/
MatChipListBase.prototype.ngControl;
}
/** @type {?} */
const _MatChipListMixinBase = mixinErrorState(MatChipListBase);
// Increasing integer for generating unique ids for chip-list components.
/** @type {?} */
let nextUniqueId = 0;
/**
* Change event object that is emitted when the chip list value has changed.
*/
export class MatChipListChange {
/**
* @param {?} source
* @param {?} value
*/
constructor(source, value) {
this.source = source;
this.value = value;
}
}
if (false) {
/**
* Chip list that emitted the event.
* @type {?}
*/
MatChipListChange.prototype.source;
/**
* Value of the chip list when the event was emitted.
* @type {?}
*/
MatChipListChange.prototype.value;
}
/**
* A material design chips component (named ChipList for its similarity to the List component).
*/
export class MatChipList extends _MatChipListMixinBase {
/**
* @param {?} _elementRef
* @param {?} _changeDetectorRef
* @param {?} _dir
* @param {?} _parentForm
* @param {?} _parentFormGroup
* @param {?} _defaultErrorStateMatcher
* @param {?} ngControl
*/
constructor(_elementRef, _changeDetectorRef, _dir, _parentForm, _parentFormGroup, _defaultErrorStateMatcher, ngControl) {
super(_defaultErrorStateMatcher, _parentForm, _parentFormGroup, ngControl);
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 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 when changed
*/
this._onChange = (/**
* @return {?}
*/
() => { });
this._multiple = false;
this._compareWith = (/**
* @param {?} o1
* @param {?} o2
* @return {?}
*/
(o1, o2) => 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 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 EventEmitter();
if (this.ngControl) {
this.ngControl.valueAccessor = this;
}
}
/**
* The array of selected chips inside chip list.
* @return {?}
*/
get selected() {
return this.multiple ? this._selectionModel.selected : this._selectionModel.selected[0];
}
/**
* The ARIA role applied to the chip list.
* @return {?}
*/
get role() { return this.empty ? null : 'listbox'; }
/**
* Whether the user should be allowed to select multiple chips.
* @return {?}
*/
get multiple() { return this._multiple; }
/**
* @param {?} value
* @return {?}
*/
set multiple(value) {
this._multiple = coerceBooleanProperty(value);
this._syncChipsState();
}
/**
* 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 {?}
*/
get compareWith() { return this._compareWith; }
/**
* @param {?} fn
* @return {?}
*/
set compareWith(fn) {
this._compareWith = fn;
if (this._selectionModel) {
// A different comparator means the selection could change.
this._initializeSelection();
}
}
/**
* Implemented as part of MatFormFieldControl.
* \@docs-private
* @return {?}
*/
get value() { return this._value; }
/**
* @param {?} value
* @return {?}
*/
set value(value) {
this.writeValue(value);
this._value = value;
}
/**
* Implemented as part of MatFormFieldControl.
* \@docs-private
* @return {?}
*/
get id() {
return this._chipInput ? this._chipInput.id : this._uid;
}
/**
* Implemented as part of MatFormFieldControl.
* \@docs-private
* @return {?}
*/
get required() { return this._required; }
/**
* @param {?} value
* @return {?}
*/
set required(value) {
this._required = coerceBooleanProperty(value);
this.stateChanges.next();
}
/**
* Implemented as part of MatFormFieldControl.
* \@docs-private
* @return {?}
*/
get placeholder() {
return this._chipInput ? this._chipInput.placeholder : this._placeholder;
}
/**
* @param {?} value
* @return {?}
*/
set placeholder(value) {
this._placeholder = value;
this.stateChanges.next();
}
/**
* Whether any chips or the matChipInput inside of this chip-list has focus.
* @return {?}
*/
get focused() {
return (this._chipInput && this._chipInput.focused) || this._hasFocusedChip();
}
/**
* Implemented as part of MatFormFieldControl.
* \@docs-private
* @return {?}
*/
get empty() {
return (!this._chipInput || this._chipInput.empty) && this.chips.length === 0;
}
/**
* Implemented as part of MatFormFieldControl.
* \@docs-private
* @return {?}
*/
get shouldLabelFloat() { return !this.empty || this.focused; }
/**
* Implemented as part of MatFormFieldControl.
* \@docs-private
* @return {?}
*/
get disabled() { return this.ngControl ? !!this.ngControl.disabled : this._disabled; }
/**
* @param {?} value
* @return {?}
*/
set disabled(value) {
this._disabled = coerceBooleanProperty(value);
this._syncChipsState();
}
/**
* 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 {?}
*/
get selectable() { return this._selectable; }
/**
* @param {?} value
* @return {?}
*/
set selectable(value) {
this._selectable = coerceBooleanProperty(value);
if (this.chips) {
this.chips.forEach((/**
* @param {?} chip
* @return {?}
*/
chip => chip.chipListSelectable = this._selectable));
}
}
/**
* @param {?} value
* @return {?}
*/
set tabIndex(value) {
this._userTabIndex = value;
this._tabIndex = value;
}
/**
* Combined stream of all of the child chips' selection change events.
* @return {?}
*/
get chipSelectionChanges() {
return merge(...this.chips.map((/**
* @param {?} chip
* @return {?}
*/
chip => chip.selectionChange)));
}
/**
* Combined stream of all of the child chips' focus change events.
* @return {?}
*/
get chipFocusChanges() {
return merge(...this.chips.map((/**
* @param {?} chip
* @return {?}
*/
chip => chip._onFocus)));
}
/**
* Combined stream of all of the child chips' blur change events.
* @return {?}
*/
get chipBlurChanges() {
return merge(...this.chips.map((/**
* @param {?} chip
* @return {?}
*/
chip => chip._onBlur)));
}
/**
* Combined stream of all of the child chips' remove change events.
* @return {?}
*/
get chipRemoveChanges() {
return merge(...this.chips.map((/**
* @param {?} chip
* @return {?}
*/
chip => chip.destroyed)));
}
/**
* @return {?}
*/
ngAfterContentInit() {
this._keyManager = new FocusKeyManager(this.chips)
.withWrap()
.withVerticalOrientation()
.withHorizontalOrientation(this._dir ? this._dir.value : 'ltr');
if (this._dir) {
this._dir.change
.pipe(takeUntil(this._destroyed))
.subscribe((/**
* @param {?} dir
* @return {?}
*/
dir => this._keyManager.withHorizontalOrientation(dir)));
}
this._keyManager.tabOut.pipe(takeUntil(this._destroyed)).subscribe((/**
* @return {?}
*/
() => {
this._allowFocusEscape();
}));
// When the list changes, re-subscribe
this.chips.changes.pipe(startWith(null), takeUntil(this._destroyed)).subscribe((/**
* @return {?}
*/
() => {
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 {?}
*/
() => {
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 {?}
*/
ngOnInit() {
this._selectionModel = new SelectionModel(this.multiple, undefined, false);
this.stateChanges.next();
}
/**
* @return {?}
*/
ngDoCheck() {
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 {?}
*/
ngOnDestroy() {
this._destroyed.next();
this._destroyed.complete();
this.stateChanges.complete();
this._dropSubscriptions();
}
/**
* Associates an HTML input element with this chip list.
* @param {?} inputElement
* @return {?}
*/
registerInput(inputElement) {
this._chipInput = inputElement;
}
/**
* Implemented as part of MatFormFieldControl.
* \@docs-private
* @param {?} ids
* @return {?}
*/
setDescribedByIds(ids) { this._ariaDescribedby = ids.join(' '); }
// Implemented as part of ControlValueAccessor.
/**
* @param {?} value
* @return {?}
*/
writeValue(value) {
if (this.chips) {
this._setSelectionByValue(value, false);
}
}
// Implemented as part of ControlValueAccessor.
/**
* @param {?} fn
* @return {?}
*/
registerOnChange(fn) {
this._onChange = fn;
}
// Implemented as part of ControlValueAccessor.
/**
* @param {?} fn
* @return {?}
*/
registerOnTouched(fn) {
this._onTouched = fn;
}
// Implemented as part of ControlValueAccessor.
/**
* @param {?} isDisabled
* @return {?}
*/
setDisabledState(isDisabled) {
this.disabled = isDisabled;
this.stateChanges.next();
}
/**
* Implemented as part of MatFormFieldControl.
* \@docs-private
* @param {?} event
* @return {?}
*/
onContainerClick(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.
* @param {?=} options
* @return {?}
*/
focus(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.
* @param {?=} options
* @return {?}
*/
_focusInput(options) {
if (this._chipInput) {
this._chipInput.focus(options);
}
}
/**
* Pass events to the keyboard manager. Available here for tests.
* @param {?} event
* @return {?}
*/
_keydown(event) {
/** @type {?} */
const target = (/** @type {?} */ (event.target));
// If they are on an empty input and hit backspace, focus the last chip
if (event.keyCode === BACKSPACE && this._isInputEmpty(target)) {
this._keyManager.setLastItemActive();
event.preventDefault();
}
else if (target && target.classList.contains('mat-chip')) {
if (event.keyCode === HOME) {
this._keyManager.setFirstItemActive();
event.preventDefault();
}
else if (event.keyCode === 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.
* @protected
* @return {?}
*/
_updateTabIndex() {
// 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.
* @protected
* @return {?}
*/
_updateFocusForDestroyedChips() {
// 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 {?} */
const 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.
*
* @private
* @param {?} index The index to be checked.
* @return {?} True if the index is valid for our list of chips.
*/
_isValidIndex(index) {
return index >= 0 && index < this.chips.length;
}
/**
* @private
* @param {?} element
* @return {?}
*/
_isInputEmpty(element) {
if (element && element.nodeName.toLowerCase() === 'input') {
/** @type {?} */
let input = (/** @type {?} */ (element));
return !input.value;
}
return false;
}
/**
* @param {?} value
* @param {?=} isUserInput
* @return {?}
*/
_setSelectionByValue(value, isUserInput = true) {
this._clearSelection();
this.chips.forEach((/**
* @param {?} chip
* @return {?}
*/
chip => chip.deselect()));
if (Array.isArray(value)) {
value.forEach((/**
* @param {?} currentValue
* @return {?}
*/
currentValue => this._selectValue(currentValue, isUserInput)));
this._sortValues();
}
else {
/** @type {?} */
const correspondingChip = this._selectValue(value, isUserInput);
// Shift focus to the active item. Note that we shouldn't do this in multiple
// mode, because we don't know what chip the user interacted with last.
if (correspondingChip) {
if (isUserInput) {
this._keyManager.setActiveItem(correspondingChip);
}
}
}
}
/**
* Finds and selects the chip based on its value.
* @private
* @param {?} value
* @param {?=} isUserInput
* @return {?} Chip that has the corresponding value.
*/
_selectValue(value, isUserInput = true) {
/** @type {?} */
const correspondingChip = this.chips.find((/**
* @param {?} chip
* @return {?}
*/
chip => {
return chip.value != null && this._compareWith(chip.value, value);
}));
if (correspondingChip) {
isUserInput ? correspondingChip.selectViaInteraction() : correspondingChip.select();
this._selectionModel.select(correspondingChip);
}
return correspondingChip;
}
/**
* @private
* @return {?}
*/
_initializeSelection() {
// Defer setting the value in order to avoid the "Expression
// has changed after it was checked" errors from Angular.
Promise.resolve().then((/**
* @return {?}
*/
() => {
if (this.ngControl || this._value) {
this._setSelectionByValue(this.ngControl ? this.ngControl.value : this._value, false);
this.stateChanges.next();
}
}));
}
/**
* Deselects every chip in the list.
* @private
* @param {?=} skip Chip that should not be deselected.
* @return {?}
*/
_clearSelection(skip) {
this._selectionModel.clear();
this.chips.forEach((/**
* @param {?} chip
* @return {?}
*/
chip => {
if (chip !== skip) {
chip.deselect();
}
}));
this.stateChanges.next();
}
/**
* Sorts the model values, ensuring that they keep the same
* order that they have in the panel.
* @private
* @return {?}
*/
_sortValues() {
if (this._multiple) {
this._selectionModel.clear();
this.chips.forEach((/**
* @param {?} chip
* @return {?}
*/
chip => {
if (chip.selected) {
this._selectionModel.select(chip);
}
}));
this.stateChanges.next();
}
}
/**
* Emits change event to set the model value.
* @private
* @param {?=} fallbackValue
* @return {?}
*/
_propagateChanges(fallbackValue) {
/** @type {?} */
let valueToEmit = null;
if (Array.isArray(this.selected)) {
valueToEmit = this.selected.map((/**
* @param {?} chip
* @return {?}
*/
chip => chip.value));
}
else {
valueToEmit = this.selected ? this.selected.value : fallbackValue;
}
this._value = valueToEmit;
this.change.emit(new MatChipListChange(this, valueToEmit));
this.valueChange.emit(valueToEmit);
this._onChange(valueToEmit);
this._changeDetectorRef.markForCheck();
}
/**
* When blurred, mark the field as touched when focus moved outside the chip list.
* @return {?}
*/
_blur() {
if (!this._hasFocusedChip()) {
this._keyManager.setActiveItem(-1);
}
if (!this.disabled) {
if (this._chipInput) {
// If there's a chip input, we should check whether the focus moved to chip input.
// If the focus is not moved to chip input, mark the field as touched. If the focus moved
// to chip input, do nothing.
// Timeout is needed to wait for the focus() event trigger on chip input.
setTimeout((/**
* @return {?}
*/
() => {
if (!this.focused) {
this._markAsTouched();
}
}));
}
else {
// If there's no chip input, then mark the field as touched.
this._markAsTouched();
}
}
}
/**
* Mark the field as touched
* @return {?}
*/
_markAsTouched() {
this._onTouched();
this._changeDetectorRef.markForCheck();
this.stateChanges.next();
}
/**
* Removes the `tabindex` from the chip list and resets it back afterwards, allowing the
* user to tab out of it. This prevents the list from capturing focus and redirecting
* it back to the first chip, creating a focus trap, if it user tries to tab away.
* @return {?}
*/
_allowFocusEscape() {
if (this._tabIndex !== -1) {
this._tabIndex = -1;
setTimeout((/**
* @return {?}
*/
() => {
this._tabIndex = this._userTabIndex || 0;
this._changeDetectorRef.markForCheck();
}));
}
}
/**
* @private
* @return {?}
*/
_resetChips() {
this._dropSubscriptions();
this._listenToChipsFocus();
this._listenToChipsSelection();
this._listenToChipsRemoved();
}
/**
* @private
* @return {?}
*/
_dropSubscriptions() {
if (this._chipFocusSubscription) {
this._chipFocusSubscription.unsubscribe();
this._chipFocusSubscription = null;
}
if (this._chipBlurSubscription) {
this._chipBlurSubscription.unsubscribe();
this._chipBlurSubscription = null;
}
if (this._chipSelectionSubscription) {
this._chipSelectionSubscription.unsubscribe();
this._chipSelectionSubscription = null;
}
if (this._chipRemoveSubscription) {
this._chipRemoveSubscription.unsubscribe();
this._chipRemoveSubscription = null;
}
}
/**
* Listens to user-generated selection events on each chip.
* @private
* @return {?}
*/
_listenToChipsSelection() {
this._chipSelectionSubscription = this.chipSelectionChanges.subscribe((/**
* @param {?} event
* @return {?}
*/
event => {
event.source.selected
? this._selectionModel.select(event.source)
: this._selectionModel.deselect(event.source);
// For single selection chip list, make sure the deselected value is unselected.
if (!this.multiple) {
this.chips.forEach((/**
* @param {?} chip
* @return {?}
*/
chip => {
if (!this._selectionModel.isSelected(chip) && chip.selected) {
chip.deselect();
}
}));
}
if (event.isUserInput) {
this._propagateChanges();
}
}));
}
/**
* Listens to user-generated selection events on each chip.
* @private
* @return {?}
*/
_listenToChipsFocus() {
this._chipFocusSubscription = this.chipFocusChanges.subscribe((/**
* @param {?} event
* @return {?}
*/
event => {
/** @type {?} */
let chipIndex = this.chips.toArray().indexOf(event.chip);
if (this._isValidIndex(chipIndex)) {
this._keyManager.updateActiveItem(chipIndex);
}
this.stateChanges.next();
}));
this._chipBlurSubscription = this.chipBlurChanges.subscribe((/**
* @return {?}
*/
() => {
this._blur();
this.stateChanges.next();
}));
}
/**
* @private
* @return {?}
*/
_listenToChipsRemoved() {
this._chipRemoveSubscription = this.chipRemoveChanges.subscribe((/**
* @param {?} event
* @return {?}
*/
event => {
/** @type {?} */
const chip = event.chip;
/** @type {?} */
const chipIndex = this.chips.toArray().indexOf(event.chip);
// In case the chip that will be removed is currently focused, we temporarily store
// the index in order to be able to determine an appropriate sibling chip that will
// receive focus.
if (this._isValidIndex(chipIndex) && chip._hasFocus) {
this._lastDestroyedChipIndex = chipIndex;
}
}));
}
/**
* Checks whether an event comes from inside a chip element.
* @private
* @param {?} event
* @return {?}
*/
_originatesFromChip(event) {
/** @type {?} */
let currentElement = (/** @type {?} */ (event.target));
while (currentElement && currentElement !== this._elementRef.nativeElement) {
if (currentElement.classList.contains('mat-chip')) {
return true;
}
currentElement = currentElement.parentElement;
}
return false;
}
/**
* Checks whether any of the chips is focused.
* @private
* @return {?}
*/
_hasFocusedChip() {
return this.chips.some((/**
* @param {?} chip
* @return {?}
*/
chip => chip._hasFocus));
}
/**
* Syncs the list's state with the individual chips.
* @private
* @return {?}
*/
_syncChipsState() {
if (this.chips) {
this.chips.forEach((/**
* @param {?} chip
* @return {?}
*/
chip => {
chip.disabled = this._disabled;
chip._chipListMultiple = this.multiple;
}));
}
}
}
MatChipList.decorators = [
{ type: Component, args: [{
selector: 'mat-chip-list',
template: `<div class="mat-chip-list-wrapper"><ng-content></ng-content></div>`,
exportAs: 'matChipList',
host: {
'[attr.tabindex]': 'disabled ? null : _tabIndex',
'[attr.aria-describedby]': '_ariaDescribedby || null',
'[attr.aria-required]': 'role ? required : null',
'[attr.aria-disabled]': 'disabled.toString()',
'[attr.aria-invalid]': 'errorState',
'[attr.aria-multiselectable]': 'multiple',
'[attr.role]': 'role',
'[class.mat-chip-list-disabled]': 'disabled',
'[class.mat-chip-list-invalid]': 'errorState',
'[class.mat-chip-list-required]': 'required',
'[attr.aria-orientation]': 'ariaOrientation',
'class': 'mat-chip-list',
'(focus)': 'focus()',
'(blur)': '_blur()',
'(keydown)': '_keydown($event)',
'[id]': '_uid',
},
providers: [{ provide: MatFormFieldControl, useExisting: MatChipList }],
encapsulation: ViewEncapsulation.None,
changeDetection: ChangeDetectionStrategy.OnPush,
styles: [".mat-chip{position:relative;overflow:hidden;box-sizing:border-box;-webkit-tap-highlight-color:transparent;transform:translateZ(0);border:none;-webkit-appearance:none;-moz-appearance:none}.mat-standard-chip{transition:box-shadow 280ms cubic-bezier(0.4, 0, 0.2, 1);display:inline-flex;padding:7px 12px;border-radius:16px;align-items:center;cursor:default;min-height:32px;height:1px}._mat-animation-noopable.mat-standard-chip{transition:none;animation:none}.mat-standard-chip .mat-chip-remove.mat-icon{width:18px;height:18px}.mat-standard-chip::after{top:0;left:0;right:0;bottom:0;position:absolute;border-radius:inherit;opacity:0;content:\"\";pointer-events:none;transition:opacity 200ms cubic-bezier(0.35, 0, 0.25, 1)}.mat-standard-chip:hover::after{opacity:.12}.mat-standard-chip:focus{outline:none}.mat-standard-chip:focus::after{opacity:.16}.cdk-high-contrast-active .mat-standard-chip{outline:solid 1px}.cdk-high-contrast-active .mat-standard-chip:focus{outline:dotted 2px}.mat-standard-chip.mat-chip-disabled::after{opacity:0}.mat-standard-chip.mat-chip-disabled .mat-chip-remove,.mat-standard-chip.mat-chip-disabled .mat-chip-trailing-icon{cursor:default}.mat-standard-chip.mat-chip-with-trailing-icon.mat-chip-with-avatar,.mat-standard-chip.mat-chip-with-avatar{padding-top:0;padding-bottom:0}.mat-standard-chip.mat-chip-with-trailing-icon.mat-chip-with-avatar{padding-right:8px;padding-left:0}[dir=rtl] .mat-standard-chip.mat-chip-with-trailing-icon.mat-chip-with-avatar{padding-left:8px;padding-right:0}.mat-standard-chip.mat-chip-with-trailing-icon{padding-top:7px;padding-bottom:7px;padding-right:8px;padding-left:12px}[dir=rtl] .mat-standard-chip.mat-chip-with-trailing-icon{padding-left:8px;padding-right:12px}.mat-standard-chip.mat-chip-with-avatar{padding-left:0;padding-right:12px}[dir=rtl] .mat-standard-chip.mat-chip-with-avatar{padding-right:0;padding-left:12px}.mat-standard-chip .mat-chip-avatar{width:24px;height:24px;margin-right:8px;margin-left:4px}[dir=rtl] .mat-standard-chip .mat-chip-avatar{margin-left:8px;margin-right:4px}.mat-standard-chip .mat-chip-remove,.mat-standard-chip .mat-chip-trailing-icon{width:18px;height:18px;cursor:pointer}.mat-standard-chip .mat-chip-remove,.mat-standard-chip .mat-chip-trailing-icon{margin-left:8px;margin-right:0}[dir=rtl] .mat-standard-chip .mat-chip-remove,[dir=rtl] .mat-standard-chip .mat-chip-trailing-icon{margin-right:8px;margin-left:0}.mat-chip-list-wrapper{display:flex;flex-direction:row;flex-wrap:wrap;align-items:center;margin:-4px}.mat-chip-list-wrapper input.mat-input-element,.mat-chip-list-wrapper .mat-standard-chip{margin:4px}.mat-chip-list-stacked .mat-chip-list-wrapper{flex-direction:column;align-items:flex-start}.mat-chip-list-stacked .mat-chip-list-wrapper .mat-standard-chip{width:100%}.mat-chip-avatar{border-radius:50%;justify-content:center;align-items:center;display:flex;overflow:hidden;object-fit:cover}input.mat-chip-input{width:150px;margin:4px;flex:1 0 150px}\n"]
}] }
];
/** @nocollapse */
MatChipList.ctorParameters = () => [
{ type: ElementRef },
{ type: ChangeDetectorRef },
{ type: Directionality, decorators: [{ type: Optional }] },
{ type: NgForm, decorators: [{ type: Optional }] },
{ type: FormGroupDirective, decorators: [{ type: Optional }] },
{ type: ErrorStateMatcher },
{ type: NgControl, decorators: [{ type: Optional }, { type: Self }] }
];
MatChipList.propDecorators = {
errorStateMatcher: [{ type: Input }],
multiple: [{ type: Input }],
compareWith: [{ type: Input }],
value: [{ type: Input }],
required: [{ type: Input }],
placeholder: [{ type: Input }],
disabled: [{ type: Input }],
ariaOrientation: [{ type: Input, args: ['aria-orientation',] }],
selectable: [{ type: Input }],
tabIndex: [{ type: Input }],
change: [{ type: Output }],
valueChange: [{ type: Output }],
chips: [{ type: ContentChildren, args: [MatChip, {
// We need to use `descendants: true`, because Ivy will no longer match
// indirect descendants if it's left as false.
descendants: true
},] }]
};
if (false) {
/** @type {?} */
MatChipList.ngAcceptInputType_multiple;
/** @type {?} */
MatChipList.ngAcceptInputType_required;
/** @type {?} */
MatChipList.ngAcceptInputType_disabled;
/** @type {?} */
MatChipList.ngAcceptInputType_selectable;
/**
* Implemented as part of MatFormFieldControl.
* \@docs-private
* @type {?}
*/
MatChipList.prototype.controlType;
/**
* 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.
* @type {?}
* @private
*/
MatChipList.prototype._lastDestroyedChipIndex;
/**
* Subject that emits when the component has been destroyed.
* @type {?}
* @private
*/
MatChipList.prototype._destroyed;
/**
* Subscription to focus changes in the chips.
* @type {?}
* @private
*/
MatChipList.prototype._chipFocusSubscription;
/**
* Subscription to blur changes in the chips.
* @type {?}
* @private
*/
MatChipList.prototype._chipBlurSubscription;
/**
* Subscription to selection changes in chips.
* @type {?}
* @private
*/
MatChipList.prototype._chipSelectionSubscription;
/**
* Subscription to remove changes in chips.
* @type {?}
* @private
*/
MatChipList.prototype._chipRemoveSubscription;
/**
* The chip input to add more chips
* @type {?}
* @protected
*/
MatChipList.prototype._chipInput;
/**
* Uid of the chip list
* @type {?}
*/
MatChipList.prototype._uid;
/**
* The aria-describedby attribute on the chip list for improved a11y.
* @type {?}
*/
MatChipList.prototype._ariaDescribedby;
/**
* Tab index for the chip list.
* @type {?}
*/
MatChipList.prototype._tabIndex;
/**
* User defined tab index.
* When it is not null, use user defined tab index. Otherwise use _tabIndex
* @type {?}
*/
MatChipList.prototype._userTabIndex;
/**
* The FocusKeyManager which handles focus.
* @type {?}
*/
MatChipList.prototype._keyManager;
/**
* Function when touched
* @type {?}
*/
MatChipList.prototype._onTouched;
/**
* Function when changed
* @type {?}
*/
MatChipList.prototype._onChange;
/** @type {?} */
MatChipList.prototype._selectionModel;
/**
* An object used to control when error messages are shown.
* @type {?}
*/
MatChipList.prototype.errorStateMatcher;
/**
* @type {?}
* @private
*/
MatChipList.prototype._multiple;
/**
* @type {?}
* @private
*/
MatChipList.prototype._compareWith;
/**
* @type {?}
* @protected
*/
MatChipList.prototype._value;
/**
* @type {?}
* @protected
*/
MatChipList.prototype._required;
/**
* @type {?}
* @protected
*/
MatChipList.prototype._placeholder;
/**
* @type {?}
* @protected
*/
MatChipList.prototype._disabled;
/**
* Orientation of the chip list.
* @type {?}
*/
MatChipList.prototype.ariaOrientation;
/**
* @type {?}
* @protected
*/
MatChipList.prototype._selectable;
/**
* Event emitted when the selected chip list value has been changed by the user.
* @type {?}
*/
MatChipList.prototype.change;
/**
* 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
* @type {?}
*/
MatChipList.prototype.valueChange;
/**
* The chip components contained within this chip list.
* @type {?}
*/
MatChipList.prototype.chips;
/**
* @type {?}
* @protected
*/
MatChipList.prototype._elementRef;
/**
* @type {?}
* @private
*/
MatChipList.prototype._changeDetectorRef;
/**
* @type {?}
* @private
*/
MatChipList.prototype._dir;
/**
* \@docs-private
* @type {?}
*/
MatChipList.prototype.ngControl;
}
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