@angular/material
Version:
Angular Material
471 lines • 128 kB
JavaScript
/**
* @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 { Directionality } from '@angular/cdk/bidi';
import { coerceBooleanProperty } from '@angular/cdk/coercion';
import { ChangeDetectionStrategy, ChangeDetectorRef, Component, ContentChild, ContentChildren, ElementRef, Inject, Input, NgZone, Optional, QueryList, ViewChild, ViewEncapsulation, InjectionToken, } from '@angular/core';
import { mixinColor } from '@angular/material/core';
import { fromEvent, merge, Subject } from 'rxjs';
import { startWith, take, takeUntil } from 'rxjs/operators';
import { _MAT_LEGACY_HINT } from './hint';
import { MatLegacyLabel } from './label';
import { MatLegacyPlaceholder } from './placeholder';
import { Platform } from '@angular/cdk/platform';
import { ANIMATION_MODULE_TYPE } from '@angular/platform-browser/animations';
import { getMatFormFieldDuplicatedHintError, getMatFormFieldMissingControlError, getMatFormFieldPlaceholderConflictError, matFormFieldAnimations, MatFormFieldControl, MAT_ERROR, MAT_FORM_FIELD, MAT_PREFIX, MAT_SUFFIX, } from '@angular/material/form-field';
import * as i0 from "@angular/core";
import * as i1 from "@angular/cdk/bidi";
import * as i2 from "@angular/cdk/platform";
import * as i3 from "@angular/common";
import * as i4 from "@angular/cdk/observers";
let nextUniqueId = 0;
const floatingLabelScale = 0.75;
const outlineGapPadding = 5;
/**
* Boilerplate for applying mixins to MatFormField.
* @docs-private
*/
const _MatFormFieldBase = mixinColor(class {
constructor(_elementRef) {
this._elementRef = _elementRef;
}
}, 'primary');
/**
* Injection token that can be used to configure the
* default options for all form field within an app.
* @deprecated Use `MAT_FORM_FIELD_DEFAULT_OPTIONS` from `@angular/material/form-field` instead. See https://material.angular.io/guide/mdc-migration for information about migrating.
* @breaking-change 17.0.0
*/
export const MAT_LEGACY_FORM_FIELD_DEFAULT_OPTIONS = new InjectionToken('MAT_FORM_FIELD_DEFAULT_OPTIONS');
/**
* Container for form controls that applies Material Design styling and behavior.
* @deprecated Use `MatFormField` from `@angular/material/form-field` instead. See https://material.angular.io/guide/mdc-migration for information about migrating.
* @breaking-change 17.0.0
*/
export class MatLegacyFormField extends _MatFormFieldBase {
/** The form field appearance style. */
get appearance() {
return this._appearance;
}
set appearance(value) {
const oldValue = this._appearance;
this._appearance = value || this._defaults?.appearance || 'legacy';
if (this._appearance === 'outline' && oldValue !== value) {
this._outlineGapCalculationNeededOnStable = true;
}
}
/** Whether the required marker should be hidden. */
get hideRequiredMarker() {
return this._hideRequiredMarker;
}
set hideRequiredMarker(value) {
this._hideRequiredMarker = coerceBooleanProperty(value);
}
/** Whether the floating label should always float or not. */
_shouldAlwaysFloat() {
return this.floatLabel === 'always' && !this._showAlwaysAnimate;
}
/** Whether the label can float or not. */
_canLabelFloat() {
return this.floatLabel !== 'never';
}
/** Text for the form field hint. */
get hintLabel() {
return this._hintLabel;
}
set hintLabel(value) {
this._hintLabel = value;
this._processHints();
}
/**
* Whether the label should always float, never float or float as the user types.
*
* Note: only the legacy appearance supports the `never` option. `never` was originally added as a
* way to make the floating label emulate the behavior of a standard input placeholder. However
* the form field now supports both floating labels and placeholders. Therefore in the non-legacy
* appearances the `never` option has been disabled in favor of just using the placeholder.
*/
get floatLabel() {
return this.appearance !== 'legacy' && this._floatLabel === 'never' ? 'auto' : this._floatLabel;
}
set floatLabel(value) {
if (value !== this._floatLabel) {
this._floatLabel = value || this._getDefaultFloatLabelState();
this._changeDetectorRef.markForCheck();
}
}
get _control() {
// TODO(crisbeto): we need this workaround in order to support both Ivy and ViewEngine.
// We should clean this up once Ivy is the default renderer.
return this._explicitFormFieldControl || this._controlNonStatic || this._controlStatic;
}
set _control(value) {
this._explicitFormFieldControl = value;
}
constructor(elementRef, _changeDetectorRef, _dir, _defaults, _platform, _ngZone, _animationMode) {
super(elementRef);
this._changeDetectorRef = _changeDetectorRef;
this._dir = _dir;
this._defaults = _defaults;
this._platform = _platform;
this._ngZone = _ngZone;
/**
* Whether the outline gap needs to be calculated
* immediately on the next change detection run.
*/
this._outlineGapCalculationNeededImmediately = false;
/** Whether the outline gap needs to be calculated next time the zone has stabilized. */
this._outlineGapCalculationNeededOnStable = false;
this._destroyed = new Subject();
this._hideRequiredMarker = false;
/** Override for the logic that disables the label animation in certain cases. */
this._showAlwaysAnimate = false;
/** State of the mat-hint and mat-error animations. */
this._subscriptAnimationState = '';
this._hintLabel = '';
// Unique id for the hint label.
this._hintLabelId = `mat-hint-${nextUniqueId++}`;
// Unique id for the label element.
this._labelId = `mat-form-field-label-${nextUniqueId++}`;
this.floatLabel = this._getDefaultFloatLabelState();
this._animationsEnabled = _animationMode !== 'NoopAnimations';
// Set the default through here so we invoke the setter on the first run.
this.appearance = _defaults?.appearance || 'legacy';
if (_defaults) {
this._hideRequiredMarker = Boolean(_defaults.hideRequiredMarker);
if (_defaults.color) {
this.color = this.defaultColor = _defaults.color;
}
}
}
/**
* Gets the id of the label element. If no label is present, returns `null`.
*/
getLabelId() {
return this._hasFloatingLabel() ? this._labelId : null;
}
/**
* Gets an ElementRef for the element that a overlay attached to the form field should be
* positioned relative to.
*/
getConnectedOverlayOrigin() {
return this._connectionContainerRef || this._elementRef;
}
ngAfterContentInit() {
this._validateControlChild();
const control = this._control;
if (control.controlType) {
this._elementRef.nativeElement.classList.add(`mat-form-field-type-${control.controlType}`);
}
// Subscribe to changes in the child control state in order to update the form field UI.
control.stateChanges.pipe(startWith(null)).subscribe(() => {
this._validatePlaceholders();
this._syncDescribedByIds();
this._changeDetectorRef.markForCheck();
});
// Run change detection if the value changes.
if (control.ngControl && control.ngControl.valueChanges) {
control.ngControl.valueChanges
.pipe(takeUntil(this._destroyed))
.subscribe(() => this._changeDetectorRef.markForCheck());
}
// Note that we have to run outside of the `NgZone` explicitly,
// in order to avoid throwing users into an infinite loop
// if `zone-patch-rxjs` is included.
this._ngZone.runOutsideAngular(() => {
this._ngZone.onStable.pipe(takeUntil(this._destroyed)).subscribe(() => {
if (this._outlineGapCalculationNeededOnStable) {
this.updateOutlineGap();
}
});
});
// Run change detection and update the outline if the suffix or prefix changes.
merge(this._prefixChildren.changes, this._suffixChildren.changes).subscribe(() => {
this._outlineGapCalculationNeededOnStable = true;
this._changeDetectorRef.markForCheck();
});
// Re-validate when the number of hints changes.
this._hintChildren.changes.pipe(startWith(null)).subscribe(() => {
this._processHints();
this._changeDetectorRef.markForCheck();
});
// Update the aria-described by when the number of errors changes.
this._errorChildren.changes.pipe(startWith(null)).subscribe(() => {
this._syncDescribedByIds();
this._changeDetectorRef.markForCheck();
});
if (this._dir) {
this._dir.change.pipe(takeUntil(this._destroyed)).subscribe(() => {
if (typeof requestAnimationFrame === 'function') {
this._ngZone.runOutsideAngular(() => {
requestAnimationFrame(() => this.updateOutlineGap());
});
}
else {
this.updateOutlineGap();
}
});
}
}
ngAfterContentChecked() {
this._validateControlChild();
if (this._outlineGapCalculationNeededImmediately) {
this.updateOutlineGap();
}
}
ngAfterViewInit() {
// Avoid animations on load.
this._subscriptAnimationState = 'enter';
this._changeDetectorRef.detectChanges();
}
ngOnDestroy() {
this._destroyed.next();
this._destroyed.complete();
}
/**
* Determines whether a class from the AbstractControlDirective
* should be forwarded to the host element.
*/
_shouldForward(prop) {
const control = this._control ? this._control.ngControl : null;
return control && control[prop];
}
_hasPlaceholder() {
return !!((this._control && this._control.placeholder) || this._placeholderChild);
}
_hasLabel() {
return !!(this._labelChildNonStatic || this._labelChildStatic);
}
_shouldLabelFloat() {
return (this._canLabelFloat() &&
((this._control && this._control.shouldLabelFloat) || this._shouldAlwaysFloat()));
}
_hideControlPlaceholder() {
// In the legacy appearance the placeholder is promoted to a label if no label is given.
return ((this.appearance === 'legacy' && !this._hasLabel()) ||
(this._hasLabel() && !this._shouldLabelFloat()));
}
_hasFloatingLabel() {
// In the legacy appearance the placeholder is promoted to a label if no label is given.
return this._hasLabel() || (this.appearance === 'legacy' && this._hasPlaceholder());
}
/** Determines whether to display hints or errors. */
_getDisplayedMessages() {
return this._errorChildren && this._errorChildren.length > 0 && this._control.errorState
? 'error'
: 'hint';
}
/** Animates the placeholder up and locks it in position. */
_animateAndLockLabel() {
if (this._hasFloatingLabel() && this._canLabelFloat()) {
// If animations are disabled, we shouldn't go in here,
// because the `transitionend` will never fire.
if (this._animationsEnabled && this._label) {
this._showAlwaysAnimate = true;
fromEvent(this._label.nativeElement, 'transitionend')
.pipe(take(1))
.subscribe(() => {
this._showAlwaysAnimate = false;
});
}
this.floatLabel = 'always';
this._changeDetectorRef.markForCheck();
}
}
/**
* Ensure that there is only one placeholder (either `placeholder` attribute on the child control
* or child element with the `mat-placeholder` directive).
*/
_validatePlaceholders() {
if (this._control.placeholder &&
this._placeholderChild &&
(typeof ngDevMode === 'undefined' || ngDevMode)) {
throw getMatFormFieldPlaceholderConflictError();
}
}
/** Does any extra processing that is required when handling the hints. */
_processHints() {
this._validateHints();
this._syncDescribedByIds();
}
/**
* Ensure that there is a maximum of one of each `<mat-hint>` alignment specified, with the
* attribute being considered as `align="start"`.
*/
_validateHints() {
if (this._hintChildren && (typeof ngDevMode === 'undefined' || ngDevMode)) {
let startHint;
let endHint;
this._hintChildren.forEach((hint) => {
if (hint.align === 'start') {
if (startHint || this.hintLabel) {
throw getMatFormFieldDuplicatedHintError('start');
}
startHint = hint;
}
else if (hint.align === 'end') {
if (endHint) {
throw getMatFormFieldDuplicatedHintError('end');
}
endHint = hint;
}
});
}
}
/** Gets the default float label state. */
_getDefaultFloatLabelState() {
return (this._defaults && this._defaults.floatLabel) || 'auto';
}
/**
* Sets the list of element IDs that describe the child control. This allows the control to update
* its `aria-describedby` attribute accordingly.
*/
_syncDescribedByIds() {
if (this._control) {
let ids = [];
// TODO(wagnermaciel): Remove the type check when we find the root cause of this bug.
if (this._control.userAriaDescribedBy &&
typeof this._control.userAriaDescribedBy === 'string') {
ids.push(...this._control.userAriaDescribedBy.split(' '));
}
if (this._getDisplayedMessages() === 'hint') {
const startHint = this._hintChildren
? this._hintChildren.find(hint => hint.align === 'start')
: null;
const endHint = this._hintChildren
? this._hintChildren.find(hint => hint.align === 'end')
: null;
if (startHint) {
ids.push(startHint.id);
}
else if (this._hintLabel) {
ids.push(this._hintLabelId);
}
if (endHint) {
ids.push(endHint.id);
}
}
else if (this._errorChildren) {
ids.push(...this._errorChildren.map(error => error.id));
}
this._control.setDescribedByIds(ids);
}
}
/** Throws an error if the form field's control is missing. */
_validateControlChild() {
if (!this._control && (typeof ngDevMode === 'undefined' || ngDevMode)) {
throw getMatFormFieldMissingControlError();
}
}
/**
* Updates the width and position of the gap in the outline. Only relevant for the outline
* appearance.
*/
updateOutlineGap() {
const labelEl = this._label ? this._label.nativeElement : null;
const container = this._connectionContainerRef.nativeElement;
const outlineStartSelector = '.mat-form-field-outline-start';
const outlineGapSelector = '.mat-form-field-outline-gap';
// getBoundingClientRect isn't available on the server.
if (this.appearance !== 'outline' || !this._platform.isBrowser) {
return;
}
// If there is no content, set the gap elements to zero.
if (!labelEl || !labelEl.children.length || !labelEl.textContent.trim()) {
const gapElements = container.querySelectorAll(`${outlineStartSelector}, ${outlineGapSelector}`);
for (let i = 0; i < gapElements.length; i++) {
gapElements[i].style.width = '0';
}
return;
}
// If the element is not present in the DOM, the outline gap will need to be calculated
// the next time it is checked and in the DOM.
if (!this._isAttachedToDOM()) {
this._outlineGapCalculationNeededImmediately = true;
return;
}
let startWidth = 0;
let gapWidth = 0;
const startEls = container.querySelectorAll(outlineStartSelector);
const gapEls = container.querySelectorAll(outlineGapSelector);
if (this._label && this._label.nativeElement.children.length) {
const containerRect = container.getBoundingClientRect();
// If the container's width and height are zero, it means that the element is
// invisible and we can't calculate the outline gap. Mark the element as needing
// to be checked the next time the zone stabilizes. We can't do this immediately
// on the next change detection, because even if the element becomes visible,
// the `ClientRect` won't be recalculated immediately. We reset the
// `_outlineGapCalculationNeededImmediately` flag some we don't run the checks twice.
if (containerRect.width === 0 && containerRect.height === 0) {
this._outlineGapCalculationNeededOnStable = true;
this._outlineGapCalculationNeededImmediately = false;
return;
}
const containerStart = this._getStartEnd(containerRect);
const labelChildren = labelEl.children;
const labelStart = this._getStartEnd(labelChildren[0].getBoundingClientRect());
let labelWidth = 0;
for (let i = 0; i < labelChildren.length; i++) {
labelWidth += labelChildren[i].offsetWidth;
}
startWidth = Math.abs(labelStart - containerStart) - outlineGapPadding;
gapWidth = labelWidth > 0 ? labelWidth * floatingLabelScale + outlineGapPadding * 2 : 0;
}
for (let i = 0; i < startEls.length; i++) {
startEls[i].style.width = `${startWidth}px`;
}
for (let i = 0; i < gapEls.length; i++) {
gapEls[i].style.width = `${gapWidth}px`;
}
this._outlineGapCalculationNeededOnStable = this._outlineGapCalculationNeededImmediately =
false;
}
/** Gets the start end of the rect considering the current directionality. */
_getStartEnd(rect) {
return this._dir && this._dir.value === 'rtl' ? rect.right : rect.left;
}
/** Checks whether the form field is attached to the DOM. */
_isAttachedToDOM() {
const element = this._elementRef.nativeElement;
if (element.getRootNode) {
const rootNode = element.getRootNode();
// If the element is inside the DOM the root node will be either the document
// or the closest shadow root, otherwise it'll be the element itself.
return rootNode && rootNode !== element;
}
// Otherwise fall back to checking if it's in the document. This doesn't account for
// shadow DOM, however browser that support shadow DOM should support `getRootNode` as well.
return document.documentElement.contains(element);
}
}
MatLegacyFormField.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.2.0-rc.0", ngImport: i0, type: MatLegacyFormField, deps: [{ token: i0.ElementRef }, { token: i0.ChangeDetectorRef }, { token: i1.Directionality, optional: true }, { token: MAT_LEGACY_FORM_FIELD_DEFAULT_OPTIONS, optional: true }, { token: i2.Platform }, { token: i0.NgZone }, { token: ANIMATION_MODULE_TYPE, optional: true }], target: i0.ɵɵFactoryTarget.Component });
MatLegacyFormField.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "15.2.0-rc.0", type: MatLegacyFormField, selector: "mat-form-field", inputs: { color: "color", appearance: "appearance", hideRequiredMarker: "hideRequiredMarker", hintLabel: "hintLabel", floatLabel: "floatLabel" }, host: { properties: { "class.mat-form-field-appearance-standard": "appearance == \"standard\"", "class.mat-form-field-appearance-fill": "appearance == \"fill\"", "class.mat-form-field-appearance-outline": "appearance == \"outline\"", "class.mat-form-field-appearance-legacy": "appearance == \"legacy\"", "class.mat-form-field-invalid": "_control.errorState", "class.mat-form-field-can-float": "_canLabelFloat()", "class.mat-form-field-should-float": "_shouldLabelFloat()", "class.mat-form-field-has-label": "_hasFloatingLabel()", "class.mat-form-field-hide-placeholder": "_hideControlPlaceholder()", "class.mat-form-field-disabled": "_control.disabled", "class.mat-form-field-autofilled": "_control.autofilled", "class.mat-focused": "_control.focused", "class.ng-untouched": "_shouldForward(\"untouched\")", "class.ng-touched": "_shouldForward(\"touched\")", "class.ng-pristine": "_shouldForward(\"pristine\")", "class.ng-dirty": "_shouldForward(\"dirty\")", "class.ng-valid": "_shouldForward(\"valid\")", "class.ng-invalid": "_shouldForward(\"invalid\")", "class.ng-pending": "_shouldForward(\"pending\")", "class._mat-animation-noopable": "!_animationsEnabled" }, classAttribute: "mat-form-field" }, providers: [{ provide: MAT_FORM_FIELD, useExisting: MatLegacyFormField }], queries: [{ propertyName: "_controlNonStatic", first: true, predicate: MatFormFieldControl, descendants: true }, { propertyName: "_controlStatic", first: true, predicate: MatFormFieldControl, descendants: true, static: true }, { propertyName: "_labelChildNonStatic", first: true, predicate: MatLegacyLabel, descendants: true }, { propertyName: "_labelChildStatic", first: true, predicate: MatLegacyLabel, descendants: true, static: true }, { propertyName: "_placeholderChild", first: true, predicate: MatLegacyPlaceholder, descendants: true }, { propertyName: "_errorChildren", predicate: MAT_ERROR, descendants: true }, { propertyName: "_hintChildren", predicate: _MAT_LEGACY_HINT, descendants: true }, { propertyName: "_prefixChildren", predicate: MAT_PREFIX, descendants: true }, { propertyName: "_suffixChildren", predicate: MAT_SUFFIX, descendants: true }], viewQueries: [{ propertyName: "_connectionContainerRef", first: true, predicate: ["connectionContainer"], descendants: true, static: true }, { propertyName: "_inputContainerRef", first: true, predicate: ["inputContainer"], descendants: true }, { propertyName: "_label", first: true, predicate: ["label"], descendants: true }], exportAs: ["matFormField"], usesInheritance: true, ngImport: i0, template: "<div class=\"mat-form-field-wrapper\">\n <div class=\"mat-form-field-flex\" #connectionContainer\n (click)=\"_control.onContainerClick && _control.onContainerClick($event)\">\n\n <!-- Outline used for outline appearance. -->\n <ng-container *ngIf=\"appearance == 'outline'\">\n <div class=\"mat-form-field-outline\">\n <div class=\"mat-form-field-outline-start\"></div>\n <div class=\"mat-form-field-outline-gap\"></div>\n <div class=\"mat-form-field-outline-end\"></div>\n </div>\n <div class=\"mat-form-field-outline mat-form-field-outline-thick\">\n <div class=\"mat-form-field-outline-start\"></div>\n <div class=\"mat-form-field-outline-gap\"></div>\n <div class=\"mat-form-field-outline-end\"></div>\n </div>\n </ng-container>\n\n <div\n class=\"mat-form-field-prefix\"\n *ngIf=\"_prefixChildren.length\"\n (cdkObserveContent)=\"updateOutlineGap()\"\n [cdkObserveContentDisabled]=\"appearance != 'outline'\">\n <ng-content select=\"[matPrefix]\"></ng-content>\n </div>\n\n <div class=\"mat-form-field-infix\" #inputContainer>\n <ng-content></ng-content>\n\n <span class=\"mat-form-field-label-wrapper\">\n <!-- We add aria-owns as a workaround for an issue in JAWS & NVDA where the label isn't\n read if it comes before the control in the DOM. -->\n <label class=\"mat-form-field-label\"\n (cdkObserveContent)=\"updateOutlineGap()\"\n [cdkObserveContentDisabled]=\"appearance != 'outline'\"\n [id]=\"_labelId\"\n [attr.for]=\"_control.id\"\n [attr.aria-owns]=\"_control.id\"\n [class.mat-empty]=\"_control.empty && !_shouldAlwaysFloat()\"\n [class.mat-form-field-empty]=\"_control.empty && !_shouldAlwaysFloat()\"\n [class.mat-accent]=\"color == 'accent'\"\n [class.mat-warn]=\"color == 'warn'\"\n #label\n *ngIf=\"_hasFloatingLabel()\"\n [ngSwitch]=\"_hasLabel()\">\n\n <!-- @breaking-change 8.0.0 remove in favor of mat-label element an placeholder attr. -->\n <ng-container *ngSwitchCase=\"false\">\n <ng-content select=\"mat-placeholder\"></ng-content>\n <span>{{_control.placeholder}}</span>\n </ng-container>\n\n <ng-content select=\"mat-label\" *ngSwitchCase=\"true\"></ng-content>\n\n <!-- @breaking-change 8.0.0 remove `mat-placeholder-required` class -->\n <span\n class=\"mat-placeholder-required mat-form-field-required-marker\"\n aria-hidden=\"true\"\n *ngIf=\"!hideRequiredMarker && _control.required && !_control.disabled\"> *</span>\n </label>\n </span>\n </div>\n\n <div class=\"mat-form-field-suffix\" *ngIf=\"_suffixChildren.length\">\n <ng-content select=\"[matSuffix]\"></ng-content>\n </div>\n </div>\n\n <!-- Underline used for legacy, standard, and box appearances. -->\n <div class=\"mat-form-field-underline\"\n *ngIf=\"appearance != 'outline'\">\n <span class=\"mat-form-field-ripple\"\n [class.mat-accent]=\"color == 'accent'\"\n [class.mat-warn]=\"color == 'warn'\"></span>\n </div>\n\n <div class=\"mat-form-field-subscript-wrapper\"\n [ngSwitch]=\"_getDisplayedMessages()\">\n <div *ngSwitchCase=\"'error'\" [@transitionMessages]=\"_subscriptAnimationState\">\n <ng-content select=\"mat-error\"></ng-content>\n </div>\n\n <div class=\"mat-form-field-hint-wrapper\" *ngSwitchCase=\"'hint'\"\n [@transitionMessages]=\"_subscriptAnimationState\">\n <!-- TODO(mmalerba): use an actual <mat-hint> once all selectors are switched to mat-* -->\n <div *ngIf=\"hintLabel\" [id]=\"_hintLabelId\" class=\"mat-hint\">{{hintLabel}}</div>\n <ng-content select=\"mat-hint:not([align='end'])\"></ng-content>\n <div class=\"mat-form-field-hint-spacer\"></div>\n <ng-content select=\"mat-hint[align='end']\"></ng-content>\n </div>\n </div>\n</div>\n", styles: [".mat-form-field{display:inline-block;position:relative;text-align:left}[dir=rtl] .mat-form-field{text-align:right}.mat-form-field-wrapper{position:relative}.mat-form-field-flex{display:inline-flex;align-items:baseline;box-sizing:border-box;width:100%}.mat-form-field-prefix,.mat-form-field-suffix{white-space:nowrap;flex:none;position:relative}.mat-form-field-infix{display:block;position:relative;flex:auto;min-width:0;width:180px}.cdk-high-contrast-active .mat-form-field-infix{border-image:linear-gradient(transparent, transparent)}.mat-form-field-label-wrapper{position:absolute;left:0;box-sizing:content-box;width:100%;height:100%;overflow:hidden;pointer-events:none}[dir=rtl] .mat-form-field-label-wrapper{left:auto;right:0}.mat-form-field-label{position:absolute;left:0;font:inherit;pointer-events:none;width:100%;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;transform-origin:0 0;transition:transform 400ms cubic-bezier(0.25, 0.8, 0.25, 1),color 400ms cubic-bezier(0.25, 0.8, 0.25, 1),width 400ms cubic-bezier(0.25, 0.8, 0.25, 1);display:none}[dir=rtl] .mat-form-field-label{transform-origin:100% 0;left:auto;right:0}.cdk-high-contrast-active .mat-form-field-disabled .mat-form-field-label{color:GrayText}.mat-form-field-empty.mat-form-field-label,.mat-form-field-can-float.mat-form-field-should-float .mat-form-field-label{display:block}.mat-form-field-autofill-control:-webkit-autofill+.mat-form-field-label-wrapper .mat-form-field-label{display:none}.mat-form-field-can-float .mat-form-field-autofill-control:-webkit-autofill+.mat-form-field-label-wrapper .mat-form-field-label{display:block;transition:none}.mat-input-server:focus+.mat-form-field-label-wrapper .mat-form-field-label,.mat-input-server[placeholder]:not(:placeholder-shown)+.mat-form-field-label-wrapper .mat-form-field-label{display:none}.mat-form-field-can-float .mat-input-server:focus+.mat-form-field-label-wrapper .mat-form-field-label,.mat-form-field-can-float .mat-input-server[placeholder]:not(:placeholder-shown)+.mat-form-field-label-wrapper .mat-form-field-label{display:block}.mat-form-field-label:not(.mat-form-field-empty){transition:none}.mat-form-field-underline{position:absolute;width:100%;pointer-events:none;transform:scale3d(1, 1.0001, 1)}.mat-form-field-ripple{position:absolute;left:0;width:100%;transform-origin:50%;transform:scaleX(0.5);opacity:0;transition:background-color 300ms cubic-bezier(0.55, 0, 0.55, 0.2)}.mat-form-field.mat-focused .mat-form-field-ripple,.mat-form-field.mat-form-field-invalid .mat-form-field-ripple{opacity:1;transform:none;transition:transform 300ms cubic-bezier(0.25, 0.8, 0.25, 1),opacity 100ms cubic-bezier(0.25, 0.8, 0.25, 1),background-color 300ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-form-field-subscript-wrapper{position:absolute;box-sizing:border-box;width:100%;overflow:hidden}.mat-form-field-subscript-wrapper .mat-icon,.mat-form-field-label-wrapper .mat-icon{width:1em;height:1em;font-size:inherit;vertical-align:baseline}.mat-form-field-hint-wrapper{display:flex}.mat-form-field-hint-spacer{flex:1 0 1em}.mat-error{display:block}.mat-form-field-control-wrapper{position:relative}.mat-form-field-hint-end{order:1}.mat-form-field._mat-animation-noopable .mat-form-field-label,.mat-form-field._mat-animation-noopable .mat-form-field-ripple{transition:none}.mat-form-field .mat-form-field-prefix .mat-datepicker-toggle .mat-mdc-button-base,.mat-form-field .mat-form-field-suffix .mat-datepicker-toggle .mat-mdc-button-base{width:40px;height:40px;padding:8px 0}.mat-form-field .mat-datepicker-toggle .mat-mdc-icon-button .mat-icon{font-size:1em;display:inline-block;margin:-2px 0 1px}.mat-form-field-type-mat-date-range-input .mat-form-field-infix{width:200px}.mat-form-field-appearance-legacy .mat-form-field-prefix .mat-datepicker-toggle .mat-mdc-icon-button,.mat-form-field-appearance-legacy .mat-form-field-suffix .mat-datepicker-toggle .mat-mdc-icon-button{font-size:inherit;width:1.5em;height:1.5em;padding:0}.mat-form-field-appearance-legacy .mat-form-field-prefix .mat-datepicker-toggle-default-icon,.mat-form-field-appearance-legacy .mat-form-field-suffix .mat-datepicker-toggle-default-icon{width:1em}.mat-form-field-appearance-legacy .mat-form-field-prefix .mat-datepicker-toggle .mat-mdc-icon-button .mat-icon,.mat-form-field-appearance-legacy .mat-form-field-suffix .mat-datepicker-toggle .mat-mdc-icon-button .mat-icon{line-height:1.5em;margin:0}.mat-form-field .mat-datepicker-toggle .mat-mdc-button-base{vertical-align:middle}.mat-form-field:not(.mat-form-field-appearance-legacy) .mat-datepicker-toggle .mat-mdc-button-base{vertical-align:baseline}", ".mat-form-field-appearance-fill .mat-form-field-flex{border-radius:4px 4px 0 0;padding:.75em .75em 0 .75em}.cdk-high-contrast-active .mat-form-field-appearance-fill .mat-form-field-flex{outline:solid 1px}.cdk-high-contrast-active .mat-form-field-appearance-fill.mat-form-field-disabled .mat-form-field-flex{outline-color:GrayText}.cdk-high-contrast-active .mat-form-field-appearance-fill.mat-focused .mat-form-field-flex{outline:dashed 3px}.mat-form-field-appearance-fill .mat-form-field-underline::before{content:\"\";display:block;position:absolute;bottom:0;height:1px;width:100%}.mat-form-field-appearance-fill .mat-form-field-ripple{bottom:0;height:2px}.cdk-high-contrast-active .mat-form-field-appearance-fill .mat-form-field-ripple{height:0}.mat-form-field-appearance-fill:not(.mat-form-field-disabled) .mat-form-field-flex:hover~.mat-form-field-underline .mat-form-field-ripple{opacity:1;transform:none;transition:opacity 600ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-form-field-appearance-fill._mat-animation-noopable:not(.mat-form-field-disabled) .mat-form-field-flex:hover~.mat-form-field-underline .mat-form-field-ripple{transition:none}.mat-form-field-appearance-fill .mat-form-field-subscript-wrapper{padding:0 1em}", ".mat-input-element{font:inherit;background:rgba(0,0,0,0);color:currentColor;border:none;outline:none;padding:0;margin:0;width:100%;max-width:100%;vertical-align:bottom;text-align:inherit;box-sizing:content-box}.mat-input-element:-moz-ui-invalid{box-shadow:none}.mat-input-element,.mat-input-element::-webkit-search-cancel-button,.mat-input-element::-webkit-search-decoration,.mat-input-element::-webkit-search-results-button,.mat-input-element::-webkit-search-results-decoration{-webkit-appearance:none}.mat-input-element::-webkit-contacts-auto-fill-button,.mat-input-element::-webkit-caps-lock-indicator,.mat-input-element:not([type=password])::-webkit-credentials-auto-fill-button{visibility:hidden}.mat-input-element[type=date],.mat-input-element[type=datetime],.mat-input-element[type=datetime-local],.mat-input-element[type=month],.mat-input-element[type=week],.mat-input-element[type=time]{line-height:1}.mat-input-element[type=date]::after,.mat-input-element[type=datetime]::after,.mat-input-element[type=datetime-local]::after,.mat-input-element[type=month]::after,.mat-input-element[type=week]::after,.mat-input-element[type=time]::after{content:\" \";white-space:pre;width:1px}.mat-input-element::-webkit-inner-spin-button,.mat-input-element::-webkit-calendar-picker-indicator,.mat-input-element::-webkit-clear-button{font-size:.75em}.mat-input-element::placeholder{-webkit-user-select:none;user-select:none;transition:color 400ms 133.3333333333ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-input-element::-moz-placeholder{-webkit-user-select:none;user-select:none;transition:color 400ms 133.3333333333ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-input-element::-webkit-input-placeholder{-webkit-user-select:none;user-select:none;transition:color 400ms 133.3333333333ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-input-element:-ms-input-placeholder{-webkit-user-select:none;user-select:none;transition:color 400ms 133.3333333333ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-form-field-hide-placeholder .mat-input-element::placeholder{color:rgba(0,0,0,0) !important;-webkit-text-fill-color:rgba(0,0,0,0);transition:none}.cdk-high-contrast-active .mat-form-field-hide-placeholder .mat-input-element::placeholder{opacity:0}.mat-form-field-hide-placeholder .mat-input-element::-moz-placeholder{color:rgba(0,0,0,0) !important;-webkit-text-fill-color:rgba(0,0,0,0);transition:none}.cdk-high-contrast-active .mat-form-field-hide-placeholder .mat-input-element::-moz-placeholder{opacity:0}.mat-form-field-hide-placeholder .mat-input-element::-webkit-input-placeholder{color:rgba(0,0,0,0) !important;-webkit-text-fill-color:rgba(0,0,0,0);transition:none}.cdk-high-contrast-active .mat-form-field-hide-placeholder .mat-input-element::-webkit-input-placeholder{opacity:0}.mat-form-field-hide-placeholder .mat-input-element:-ms-input-placeholder{color:rgba(0,0,0,0) !important;-webkit-text-fill-color:rgba(0,0,0,0);transition:none}.cdk-high-contrast-active .mat-form-field-hide-placeholder .mat-input-element:-ms-input-placeholder{opacity:0}._mat-animation-noopable .mat-input-element::placeholder{transition:none}._mat-animation-noopable .mat-input-element::-moz-placeholder{transition:none}._mat-animation-noopable .mat-input-element::-webkit-input-placeholder{transition:none}._mat-animation-noopable .mat-input-element:-ms-input-placeholder{transition:none}textarea.mat-input-element{resize:vertical;overflow:auto}textarea.mat-input-element.cdk-textarea-autosize{resize:none}textarea.mat-input-element{padding:2px 0;margin:-2px 0}select.mat-input-element{-moz-appearance:none;-webkit-appearance:none;position:relative;background-color:rgba(0,0,0,0);display:inline-flex;box-sizing:border-box;padding-top:1em;top:-1em;margin-bottom:-1em}select.mat-input-element::-moz-focus-inner{border:0}select.mat-input-element:not(:disabled){cursor:pointer}.mat-form-field-type-mat-native-select .mat-form-field-infix::after{content:\"\";width:0;height:0;border-left:5px solid rgba(0,0,0,0);border-right:5px solid rgba(0,0,0,0);border-top:5px solid;position:absolute;top:50%;right:0;margin-top:-2.5px;pointer-events:none}[dir=rtl] .mat-form-field-type-mat-native-select .mat-form-field-infix::after{right:auto;left:0}.mat-form-field-type-mat-native-select .mat-input-element{padding-right:15px}[dir=rtl] .mat-form-field-type-mat-native-select .mat-input-element{padding-right:0;padding-left:15px}.mat-form-field-type-mat-native-select .mat-form-field-label-wrapper{max-width:calc(100% - 10px)}.mat-form-field-type-mat-native-select.mat-form-field-appearance-outline .mat-form-field-infix::after{margin-top:-5px}.mat-form-field-type-mat-native-select.mat-form-field-appearance-fill .mat-form-field-infix::after{margin-top:-10px}", ".mat-form-field-appearance-legacy .mat-form-field-label{transform:perspective(100px)}.mat-form-field-appearance-legacy .mat-form-field-prefix .mat-icon,.mat-form-field-appearance-legacy .mat-form-field-suffix .mat-icon{width:1em}.mat-form-field-appearance-legacy .mat-form-field-prefix .mat-icon-button,.mat-form-field-appearance-legacy .mat-form-field-suffix .mat-icon-button{font:inherit;vertical-align:baseline}.mat-form-field-appearance-legacy .mat-form-field-prefix .mat-icon-button .mat-icon,.mat-form-field-appearance-legacy .mat-form-field-suffix .mat-icon-button .mat-icon{font-size:inherit}.mat-form-field-appearance-legacy .mat-form-field-underline{height:1px}.cdk-high-contrast-active .mat-form-field-appearance-legacy .mat-form-field-underline{height:0;border-top:solid 1px}.mat-form-field-appearance-legacy .mat-form-field-ripple{top:0;height:2px;overflow:hidden}.cdk-high-contrast-active .mat-form-field-appearance-legacy .mat-form-field-ripple{height:0;border-top:solid 2px}.mat-form-field-appearance-legacy.mat-form-field-disabled .mat-form-field-underline{background-position:0;background-color:rgba(0,0,0,0)}.cdk-high-contrast-active .mat-form-field-appearance-legacy.mat-form-field-disabled .mat-form-field-underline{border-top-style:dotted;border-top-width:2px;border-top-color:GrayText}.mat-form-field-appearance-legacy.mat-form-field-invalid:not(.mat-focused) .mat-form-field-ripple{height:1px}", ".mat-form-field-appearance-outline .mat-form-field-wrapper{margin:.25em 0}.mat-form-field-appearance-outline .mat-form-field-flex{padding:0 .75em 0 .75em;margin-top:-0.25em;position:relative}.mat-form-field-appearance-outline .mat-form-field-prefix,.mat-form-field-appearance-outline .mat-form-field-suffix{top:.25em}.mat-form-field-appearance-outline .mat-form-field-outline{display:flex;position:absolute;top:.25em;left:0;right:0;bottom:0;pointer-events:none}.mat-form-field-appearance-outline .mat-form-field-outline-start,.mat-form-field-appearance-outline .mat-form-field-outline-end{border:1px solid currentColor;min-width:5px}.mat-form-field-appearance-outline .mat-form-field-outline-start{border-radius:5px 0 0 5px;border-right-style:none}[dir=rtl] .mat-form-field-appearance-outline .mat-form-field-outline-start{border-right-style:solid;border-left-style:none;border-radius:0 5px 5px 0}.mat-form-field-appearance-outline .mat-form-field-outline-end{border-radius:0 5px 5px 0;border-left-style:none;flex-grow:1}[dir=rtl] .mat-form-field-appearance-outline .mat-form-field-outline-end{border-left-style:solid;border-right-style:none;border-radius:5px 0 0 5px}.mat-form-field-appearance-outline .mat-form-field-outline-gap{border-radius:.000001px;border:1px solid currentColor;border-left-style:none;border-right-style:none}.mat-form-field-appearance-outline.mat-form-field-can-float.mat-form-field-should-float .mat-form-field-outline-gap{border-top-color:rgba(0,0,0,0)}.mat-form-field-appearance-outline .mat-form-field-outline-thick{opacity:0}.mat-form-field-appearance-outline .mat-form-field-outline-thick .mat-form-field-outline-start,.mat-form-field-appearance-outline .mat-form-field-outline-thick .mat-form-field-outline-end,.mat-form-field-appearance-outline .mat-form-field-outline-thick .mat-form-field-outline-gap{border-width:2px}.mat-form-field-appearance-outline.mat-focused .mat-form-field-outline,.mat-form-field-appearance-outline.mat-form-field-invalid .mat-form-field-outline{opacity:0;transition:opacity 100ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-form-field-appearance-outline.mat-focused .mat-form-field-outline-thick,.mat-form-field-appearance-outline.mat-form-field-invalid .mat-form-field-outline-thick{opacity:1}.cdk-high-contrast-active .mat-form-field-appearance-outline.mat-focused .mat-form-field-outline-thick{border:3px dashed}.mat-form-field-appearance-outline:not(.mat-form-field-disabled) .mat-form-field-flex:hover .mat-form-field-outline{opacity:0;transition:opacity 600ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-form-field-appearance-outline:not(.mat-form-field-disabled) .mat-form-field-flex:hover .mat-form-field-outline-thick{opacity:1}.mat-form-field-appearance-outline .mat-form-field-subscript-wrapper{padding:0 1em}.cdk-high-contrast-active .mat-form-field-appearance-outline.mat-form-field-disabled .mat-form-field-outline{color:GrayText}.mat-form-field-appearance-outline._mat-animation-noopable:not(.mat-form-field-disabled) .mat-form-field-flex:hover~.mat-form-field-outline,.mat-form-field-appearance-outline._mat-animation-noopable .mat-form-field-outline,.mat-form-field-appearance-outline._mat-animation-noopable .mat-form-field-outline-start,.mat-form-field-appearance-outline._mat-animation-noopable .mat-form-field-outline-end,.mat-form-field-appearance-outline._mat-animation-noopable .mat-form-field-outline-gap{transition:none}", ".mat-form-field-appearance-standard .mat-form-field-flex{padding-top:.75em}.mat-form-field-appearance-standard .mat-form-field-underline{height:1px}.cdk-high-contrast-active .mat-form-field-appearance-standard .mat-form-field-underline{height:0;border-top:solid 1px}.mat-form-field-appearance-standard .mat-form-field-ripple{bottom:0;height:2px}.cdk-high-contrast-active .mat-form-field-appearance-standard .mat-form-field-ripple{height:0;border-top:solid 2px}.mat-form-field-appearance-standard.mat-form-field-disabled .mat-form-field-underline{background-position:0;background-color:rgba(0,0,0,0)}.cdk-high-contrast-active .mat-form-field-appearance-standard.mat-form-field-disabled .mat-form-field-underline{border-top-style:dotted;border-top-width:2px}.mat-form-field-appearance-standard:not(.mat-form-field-disabled) .mat-form-field-flex:hover~.mat-form-field-underline .mat-form-field-ripple{opacity:1;transform:none;transition:opacity 600ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-form-field-appearance-standard._mat-animation-noopable:not(.mat-form-field-disabled) .mat-form-field-flex:hover~.mat-form-field-underline .mat-form-field-ripple{transition:none}"], dependencies: [{ kind: "directive", type: i3.NgIf, selector: "[ngIf]", inputs: ["ngIf", "ngIfThen", "ngIfElse"] }, { kind: "directive", type: i3.NgSwitch, selector: "[ngSwitch]", inputs: ["ngSwitch"] }, { kind: "directive", type: i3.NgSwitchCase, selector: "[ngSwitchCase]", inputs: ["ngSwitchCase"] }, { kind: "directive", type: i4.CdkObserveContent, selector: "[cdkObserveContent]", inputs: ["cdkObserveContentDisabled", "debounce"], outputs: ["cdkObserveContent"], exportAs: ["cdkObserveContent"] }], animations: [matFormFieldAnimations.transitionMessages], changeDetection: i0.ChangeDetectionStrategy.OnPush, encapsulation: i0.ViewEncapsulation.None });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.2.0-rc.0", ngImport: i0, type: MatLegacyFormField, decorators: [{
type: Component,
args: [{ selector: 'mat-form-field', exportAs: 'matFormField', animations: [matFormFieldAnimations.transitionMessages], host: {
'class': 'mat-form-field',
'[class.mat-form-field-appearance-standard]': 'appearance == "standard"',
'[class.mat-form-field-appearance-fill]': 'appearance == "fill"',
'[class.mat-form-field-appearance-outline]': 'appearance == "outline"',
'[class.mat-form-field-appearance-legacy]': 'appearance == "legacy"',
'[class.mat-form-field-invalid]': '_control.errorState',
'[class.mat-form-field-can-float]': '_canLabelFloat()',
'[class.mat-form-field-should-float]': '_shouldLabelFloat()',
'[class.mat-form-field-has-label]': '_hasFloatingLabel()',
'[class.mat-form-field-hide-placeholder]': '_hideControlPlaceholder()',
'[class.mat-form-field-disabled]': '_control.disabled',
'[class.mat-form-field-autofilled]': '_control.autofilled',
'[class.mat-focused]': '_control.focused',
'[class.ng-untouched]': '_shouldForward("untouched")',
'[class.ng-touched]': '_shouldForward("touched")',
'[class.ng-pristine]': '_shouldForward("pristine")',
'[class.ng-dirty]': '_shouldForward("dirty")',
'[class.ng-valid]': '_shouldForward("valid")',
'[class.ng-invalid]': '_shouldForward("invalid")',
'[class.ng-pending]': '_shouldForward("pending")',
'[class._mat-animation-noopable]': '!_animationsEnabled',
}, inputs: ['color'], encapsulation: ViewEncapsulation.None, changeDetection: ChangeDetectionStrategy.OnPush, providers: [{ provide: MAT_FORM_FIELD, useExisting: MatLegacyFormField }], template: "<div class=\"mat-form-field-wrapper\">\n <div class=\"mat-form-field-flex\" #connectionContainer\n (click)=\"_control.onContainerClick && _control.onContainerClick($event)\">\n\n <!-- Outline used for outline appearance. -->\n <ng-container *ngIf=\"appearance == 'outline'\">\n <div class=\"mat-form-field-outline\">\n <div class=\"mat-form-field-outline-start\"></div>\n <div class=\"mat-form-field-outline-gap\"></div>\n <div class=\"mat-form-field-outline-end\"></div>\n </div>\n <div class=\"mat-form-field-outline mat-form-field-outline-thick\">\n <div class=\"mat-form-field-outline-start\"></div>\n <div class=\"mat-form-field-outline-gap\"></div>\n <div class=\"mat-form-field-outline-end\"></div>\n </div>\n </ng-container>\n\n <div\n class=\"mat-form-field-prefix\"\n *ngIf=\"_prefixChildren.length\"\n (cdkObserveContent)=\"updateOutlineGap()\"\n [cdkObserveContentDisabled]=\"appearance != 'outline'\">\n <ng-content select=\"[matPrefix]\"></ng-content>\n </div>\n\n <div class=\"mat-form-field-infix\" #inputContainer>\n <ng-content></ng-content>\n\n <span class=\"mat-form-field-label-wrapper\">\n <!-- We add aria-owns as a workaround for an issue in JAWS & NVDA where the label isn't\n read if it comes before the control in the DOM. -->\n <label class=\"mat-form-field-label\"\n (cdkObserveContent)=\"updateOutlineGap()\"\n [cdkObserveContentDisabled]=\"appearance != 'outline'\"\n [id]=\"_labelId\"\n [attr.for]=\"_control.id\"\n [attr.aria-owns]=\"_control.id\"\n [class.mat-empty]=\"_control.empty && !_shouldAlwaysFloat()\"\n [class.mat-form-field-empty]=\"_control.empty && !_shouldAlwaysFloat()\"\n [class.mat-accent]=\"color == 'accent'\"\n [class.mat-warn]=\"color == 'warn'\"\n #label\n *ngIf=\"_hasFloatingLabel()\"\n [ngSwitch]=\"_hasLabel()\">\n\n <!-- @breaking-change 8.0.0 remove in favor of mat-label element an placeholder attr. -->\n <ng-container *ngSwitchCase=\"false\">\n <ng-content select=\"mat-placeholder\"></ng-content>\n <span>{{_control.placeholder}}</span>\n </ng-container>\n\n <ng-content select=\"mat-label\" *ngSwitchCase=\"true\"></ng-content>\n\n <!-- @breaking-change 8.0.0 remove `mat-placeholder-required` class -->\n <span\n class=\"mat-placeholder-required mat-form-field-required-marker\"\n aria-hidden=\"true\"\n *ngIf=\"!hideRequiredMarker && _control.required && !_control.disabled\"> *</span>\n </label>\n </span>\n </div>\n\n <div class=\"mat-form-field-suffix\" *ngIf=\"_suffixChildren.length\">\n <ng-content select=\"[matSuffix]\"></ng-content>\n </div>\n </div>\n\n <!-- Underline used for legacy, standard, and box appearances. -->\n <div class=\"mat-form-field-underline\"\n *ngIf=\"appearance != 'outline'\">\n <span class=\"mat-form-field-ripple\"\n [class.mat-accent]=\"color == 'accent'\"\n [class.mat-warn]=\"color == 'warn'\"></span>\n </div>\n\n <div class=\"mat-form-field-subscript-wrapper\"\