@angular/material/bundles/material-autocomplete.umd.min.js

Angular Material

/**
 * @license
 * Copyright Google Inc. 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
 */
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this.viewValue},e.prototype._handleKeydown=function(e){e.keyCode!==l.ENTER&&e.keyCode!==l.SPACE||(this._selectViaInteraction(),e.preventDefault())},e.prototype._selectViaInteraction=function(){this.disabled||(this._selected=!this.multiple||!this._selected,this._changeDetectorRef.markForCheck(),this._emitSelectionChangeEvent(!0))},e.prototype._getTabIndex=function(){return this.disabled?"-1":"0"},e.prototype._getHostElement=function(){return this._element.nativeElement},e.prototype._emitSelectionChangeEvent=function(e){void 0===e&&(e=!1),this.onSelectionChange.emit(new ye(this,e))},e.countGroupLabelsBeforeOption=function(e,t,n){if(n.length){for(var o=t.toArray(),r=n.toArray(),i=0,a=0;a<e+1;a++)o[a].group&&o[a].group===r[i]&&i++;return i}return 0},e}();_e.decorators=[{type:t.Component,args:[{selector:"md-option, 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t=this._control.ngControl;t&&t.valueChanges&&t.valueChanges.subscribe(function(){e._changeDetectorRef.markForCheck()}),m.startWith.call(this._hintChildren.changes,null).subscribe(function(){e._processHints(),e._changeDetectorRef.markForCheck()}),m.startWith.call(this._errorChildren.changes,null).subscribe(function(){e._syncDescribedByIds(),e._changeDetectorRef.markForCheck()})},e.prototype.ngAfterContentChecked=function(){this._validateControlChild()},e.prototype.ngAfterViewInit=function(){this._subscriptAnimationState="enter",this._changeDetectorRef.detectChanges()},e.prototype._shouldForward=function(e){var t=this._control?this._control.ngControl:null;return t&&t[e]},e.prototype._hasPlaceholder=function(){return!(!this._control.placeholder&&!this._placeholderChild)},e.prototype._getDisplayedMessages=function(){return this._errorChildren&&this._errorChildren.length>0&&this._control.errorState?"error":"hint"},e.prototype._animateAndLockPlaceholder=function(){var e=this;this._placeholder&&this._canPlaceholderFloat&&(this._showAlwaysAnimate=!0,this._floatPlaceholder="always",m.first.call(g.fromEvent(this._placeholder.nativeElement,"transitionend")).subscribe(function(){e._showAlwaysAnimate=!1}),this._changeDetectorRef.markForCheck())},e.prototype._validatePlaceholders=function(){if(this._control.placeholder&&this._placeholderChild)throw P()},e.prototype._processHints=function(){this._validateHints(),this._syncDescribedByIds()},e.prototype._validateHints=function(){var e=this;if(this._hintChildren){var t,n;this._hintChildren.forEach(function(o){if("start"==o.align){if(t||e.hintLabel)throw k("start");t=o}else if("end"==o.align){if(n)throw k("end");n=o}})}},e.prototype._syncDescribedByIds=function(){if(this._control){var e=[];if("hint"===this._getDisplayedMessages()){var t=this._hintChildren?this._hintChildren.find(function(e){return"start"===e.align}):null,n=this._hintChildren?this._hintChildren.find(function(e){return"end"===e.align}):null;t?e.push(t.id):this._hintLabel&&e.push(this._hintLabelId),n&&e.push(n.id)}else this._errorChildren&&(e=this._errorChildren.map(function(e){return e.id}));this._control.setDescribedByIds(e)}},e.prototype._validateControlChild=function(){if(!this._control)throw E()},e}();Me.decorators=[{type:t.Component,args:[{selector:"md-input-container, mat-input-container, md-form-field, mat-form-field",template:'<div class="mat-input-wrapper mat-form-field-wrapper"><div class="mat-input-flex mat-form-field-flex" #connectionContainer><div class="mat-input-prefix mat-form-field-prefix" *ngIf="_prefixChildren.length"><ng-content select="[mdPrefix], [matPrefix]"></ng-content></div><div class="mat-input-infix mat-form-field-infix"><ng-content></ng-content><span class="mat-input-placeholder-wrapper 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0,decorators:[{type:t.Optional},{type:t.Inject,args:[ve]}]}]},Me.propDecorators={color:[{type:t.Input}],dividerColor:[{type:t.Input}],hideRequiredMarker:[{type:t.Input}],hintLabel:[{type:t.Input}],floatPlaceholder:[{type:t.Input}],underlineRef:[{type:t.ViewChild,args:["underline"]}],_connectionContainerRef:[{type:t.ViewChild,args:["connectionContainer"]}],_placeholder:[{type:t.ViewChild,args:["placeholder"]}],_control:[{type:t.ContentChild,args:[Re]}],_placeholderChild:[{type:t.ContentChild,args:[ke]}],_errorChildren:[{type:t.ContentChildren,args:[De]}],_hintChildren:[{type:t.ContentChildren,args:[Pe]}],_prefixChildren:[{type:t.ContentChildren,args:[Ee]}],_suffixChildren:[{type:t.ContentChildren,args:[xe]}]};var Ae=function(){function e(){}return e}();Ae.decorators=[{type:t.NgModule,args:[{declarations:[De,Pe,Me,ke,Ee,xe],imports:[s.CommonModule,p.PlatformModule],exports:[De,Pe,Me,ke,Ee,xe]}]}],Ae.ctorParameters=function(){return[]};var Te=0,Se=function(){function e(e,t){this.source=e,this.option=t}return e}(),Fe=function(){function e(e){this._changeDetectorRef=e,this.showPanel=!1,this.displayWith=null,this.optionSelected=new t.EventEmitter,this.id="md-autocomplete-"+Te++}return e.prototype.ngAfterContentInit=function(){this._keyManager=new n.ActiveDescendantKeyManager(this.options).withWrap()},e.prototype._setScrollTop=function(e){this.panel&&(this.panel.nativeElement.scrollTop=e)},e.prototype._getScrollTop=function(){return this.panel?this.panel.nativeElement.scrollTop:0},e.prototype._setVisibility=function(){var e=this;Promise.resolve().then(function(){e.showPanel=!!e.options.length,e._changeDetectorRef.markForCheck()})},e.prototype._emitSelectEvent=function(e){var t=new Se(this,e);this.optionSelected.emit(t)},e.prototype._getClassList=function(){return{"mat-autocomplete-visible":this.showPanel,"mat-autocomplete-hidden":!this.showPanel}},e}();Fe.decorators=[{type:t.Component,args:[{selector:"md-autocomplete, mat-autocomplete",template:'<ng-template><div class="mat-autocomplete-panel" role="listbox" [id]="id" [ngClass]="_getClassList()" #panel><ng-content></ng-content></div></ng-template>',styles:[".mat-autocomplete-panel{min-width:112px;max-width:280px;overflow:auto;-webkit-overflow-scrolling:touch;visibility:hidden;max-width:none;max-height:256px;position:relative}.mat-autocomplete-panel:not([class*=mat-elevation-z]){box-shadow:0 5px 5px -3px rgba(0,0,0,.2),0 8px 10px 1px rgba(0,0,0,.14),0 3px 14px 2px rgba(0,0,0,.12)}.mat-autocomplete-panel.mat-autocomplete-visible{visibility:visible}.mat-autocomplete-panel.mat-autocomplete-hidden{visibility:hidden}"],encapsulation:t.ViewEncapsulation.None,preserveWhitespaces:!1,changeDetection:t.ChangeDetectionStrategy.OnPush,exportAs:"mdAutocomplete, matAutocomplete",host:{class:"mat-autocomplete"}}]}],Fe.ctorParameters=function(){return[{type:t.ChangeDetectorRef}]},Fe.propDecorators={template:[{type:t.ViewChild,args:[t.TemplateRef]}],panel:[{type:t.ViewChild,args:["panel"]}],options:[{type:t.ContentChildren,args:[_e,{descendants:!0}]}],optionGroups:[{type:t.ContentChildren,args:[fe]}],displayWith:[{type:t.Input}],optionSelected:[{type:t.Output}]};var Le=new t.InjectionToken("md-autocomplete-scroll-strategy"),Ne={provide:Le,deps:[u.Overlay],useFactory:x},je={provide:h.NG_VALUE_ACCESSOR,useExisting:t.forwardRef(function(){return Ve}),multi:!0},Ve=function(){function e(e,t,n,o,r,i,a,l,s){this._element=e,this._overlay=t,this._viewContainerRef=n,this._zone=o,this._changeDetectorRef=r,this._scrollStrategy=i,this._dir=a,this._formField=l,this._document=s,this._panelOpen=!1,this._manuallyFloatingPlaceholder=!1,this._onChange=function(){},this._onTouched=function(){}}return Object.defineProperty(e.prototype,"_matAutocomplete",{get:function(){return this.autocomplete},set:function(e){this.autocomplete=e},enumerable:!0,configurable:!0}),e.prototype.ngOnDestroy=function(){this._destroyPanel()},Object.defineProperty(e.prototype,"panelOpen",{get:function(){return this._panelOpen&&this.autocomplete.showPanel},enumerable:!0,configurable:!0}),e.prototype.openPanel=function(){this._attachOverlay(),this._floatPlaceholder()},e.prototype.closePanel=function(){this._overlayRef&&this._overlayRef.hasAttached()&&(this._overlayRef.detach(),this._closingActionsSubscription.unsubscribe()),this._resetPlaceholder(),this._panelOpen&&(this._panelOpen=!1,this._changeDetectorRef.detectChanges())},Object.defineProperty(e.prototype,"panelClosingActions",{get:function(){return y.merge(this.optionSelections,this.autocomplete._keyManager.tabOut,this._outsideClickStream)},enumerable:!0,configurable:!0}),Object.defineProperty(e.prototype,"optionSelections",{get:function(){return y.merge.apply(void 0,this.autocomplete.options.map(function(e){return e.onSelectionChange}))},enumerable:!0,configurable:!0}),Object.defineProperty(e.prototype,"activeOption",{get:function(){return this.autocomplete&&this.autocomplete._keyManager?this.autocomplete._keyManager.activeItem:null},enumerable:!0,configurable:!0}),Object.defineProperty(e.prototype,"_outsideClickStream",{get:function(){var e=this;return this._document?m.RxChain.from(y.merge(g.fromEvent(this._document,"click"),g.fromEvent(this._document,"touchend"))).call(m.filter,function(t){var n=t.target,o=e._formField?e._formField._elementRef.nativeElement:null;return e._panelOpen&&n!==e._element.nativeElement&&(!o||!o.contains(n))&&!!e._overlayRef&&!e._overlayRef.overlayElement.contains(n)}).result():_.of(null)},enumerable:!0,configurable:!0}),e.prototype.writeValue=function(e){var t=this;Promise.resolve(null).then(function(){return t._setTriggerValue(e)})},e.prototype.registerOnChange=function(e){this._onChange=e},e.prototype.registerOnTouched=function(e){this._onTouched=e},e.prototype._handleKeydown=function(e){var t=this;if(e.keyCode===l.ESCAPE&&this.panelOpen)this._resetActiveItem(),this.closePanel(),e.stopPropagation();else if(this.activeOption&&e.keyCode===l.ENTER&&this.panelOpen)this.activeOption._selectViaInteraction(),this._resetActiveItem(),e.preventDefault();else{var n=this.autocomplete._keyManager.activeItem,o=e.keyCode===l.UP_ARROW||e.keyCode===l.DOWN_ARROW;this.panelOpen?this.autocomplete._keyManager.onKeydown(e):o&&this.openPanel(),Promise.resolve().then(function(){(o||t.autocomplete._keyManager.activeItem!==n)&&t._scrollToOption()})}},e.prototype._handleInput=function(e){document.activeElement===e.target&&(this._onChange(e.target.value),this.openPanel())},e.prototype._handleFocus=function(){this._attachOverlay(),this._floatPlaceholder(!0)},e.prototype._floatPlaceholder=function(e){void 0===e&&(e=!1),this._formField&&"auto"===this._formField.floatPlaceholder&&(e?this._formField._animateAndLockPlaceholder():this._formField.floatPlaceholder="always",this._manuallyFloatingPlaceholder=!0)},e.prototype._resetPlaceholder=function(){this._manuallyFloatingPlaceholder&&(this._formField.floatPlaceholder="auto",this._manuallyFloatingPlaceholder=!1)},e.prototype._scrollToOption=function(){var e=this.autocomplete._keyManager.activeItemIndex||0,t=_e.countGroupLabelsBeforeOption(e,this.autocomplete.options,this.autocomplete.optionGroups),n=48*(e+t),o=this.autocomplete._getScrollTop();if(n<o)this.autocomplete._setScrollTop(n);else if(n+48>o+256){var r=Math.max(0,n-256+48);this.autocomplete._setScrollTop(r)}},e.prototype._subscribeToClosingActions=function(){var