ng-zorro-antd
Version:
An enterprise-class UI components based on Ant Design and Angular
1,083 lines (1,074 loc) • 34 kB
JavaScript
import { OverlayConfig, ConnectionPositionPair, Overlay, OverlayModule } from '@angular/cdk/overlay';
import { DOCUMENT, CommonModule } from '@angular/common';
import { Component, ChangeDetectionStrategy, ViewEncapsulation, Input, EventEmitter, ChangeDetectorRef, ElementRef, Output, NgZone, Host, Optional, ContentChildren, ViewChildren, ViewChild, TemplateRef, forwardRef, Directive, ViewContainerRef, Inject, NgModule } from '@angular/core';
import { NG_VALUE_ACCESSOR, FormsModule } from '@angular/forms';
import { scrollIntoView, InputBoolean, slideMotion, NzNoAnimationDirective, NzAddOnModule, NzNoAnimationModule } from 'ng-zorro-antd/core';
import { __decorate, __metadata } from 'tslib';
import { UP_ARROW, DOWN_ARROW, ESCAPE, TAB, ENTER } from '@angular/cdk/keycodes';
import { TemplatePortal } from '@angular/cdk/portal';
import { Subscription, defer, merge, fromEvent } from 'rxjs';
import { take, switchMap, filter, delay, map, distinct } from 'rxjs/operators';
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
class NzAutocompleteOptgroupComponent {
constructor() { }
}
NzAutocompleteOptgroupComponent.decorators = [
{ type: Component, args: [{
selector: 'nz-auto-optgroup',
exportAs: 'nzAutoOptgroup',
preserveWhitespaces: false,
changeDetection: ChangeDetectionStrategy.OnPush,
encapsulation: ViewEncapsulation.None,
template: "<div class=\"ant-select-dropdown-menu-item-group-title\">\n <ng-container *nzStringTemplateOutlet=\"nzLabel\">{{nzLabel}}</ng-container>\n</div>\n<ul class=\"ant-select-dropdown-menu-item-group-list\">\n <ng-content select=\"nz-auto-option\"></ng-content>\n</ul>\n",
host: {
role: 'group',
class: 'ant-select-dropdown-menu-item-group'
}
}] }
];
/** @nocollapse */
NzAutocompleteOptgroupComponent.ctorParameters = () => [];
NzAutocompleteOptgroupComponent.propDecorators = {
nzLabel: [{ type: Input }]
};
if (false) {
/** @type {?} */
NzAutocompleteOptgroupComponent.prototype.nzLabel;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
class NzOptionSelectionChange {
/**
* @param {?} source
* @param {?=} isUserInput
*/
constructor(source, isUserInput = false) {
this.source = source;
this.isUserInput = isUserInput;
}
}
if (false) {
/** @type {?} */
NzOptionSelectionChange.prototype.source;
/** @type {?} */
NzOptionSelectionChange.prototype.isUserInput;
}
class NzAutocompleteOptionComponent {
/**
* @param {?} changeDetectorRef
* @param {?} element
*/
constructor(changeDetectorRef, element) {
this.changeDetectorRef = changeDetectorRef;
this.element = element;
this.nzDisabled = false;
this.selectionChange = new EventEmitter();
this.active = false;
this.selected = false;
}
/**
* @return {?}
*/
select() {
this.selected = true;
this.changeDetectorRef.markForCheck();
this.emitSelectionChangeEvent();
}
/**
* @return {?}
*/
deselect() {
this.selected = false;
this.changeDetectorRef.markForCheck();
this.emitSelectionChangeEvent();
}
/**
* Git display label
* @return {?}
*/
getLabel() {
return this.nzLabel || this.nzValue.toString();
}
/**
* Set active (only styles)
* @return {?}
*/
setActiveStyles() {
if (!this.active) {
this.active = true;
this.changeDetectorRef.markForCheck();
}
}
/**
* Unset active (only styles)
* @return {?}
*/
setInactiveStyles() {
if (this.active) {
this.active = false;
this.changeDetectorRef.markForCheck();
}
}
/**
* @return {?}
*/
scrollIntoViewIfNeeded() {
scrollIntoView(this.element.nativeElement);
}
/**
* @return {?}
*/
selectViaInteraction() {
if (!this.nzDisabled) {
this.selected = !this.selected;
if (this.selected) {
this.setActiveStyles();
}
else {
this.setInactiveStyles();
}
this.emitSelectionChangeEvent(true);
this.changeDetectorRef.markForCheck();
}
}
/**
* @private
* @param {?=} isUserInput
* @return {?}
*/
emitSelectionChangeEvent(isUserInput = false) {
this.selectionChange.emit(new NzOptionSelectionChange(this, isUserInput));
}
}
NzAutocompleteOptionComponent.decorators = [
{ type: Component, args: [{
selector: 'nz-auto-option',
exportAs: 'nzAutoOption',
preserveWhitespaces: false,
changeDetection: ChangeDetectionStrategy.OnPush,
encapsulation: ViewEncapsulation.None,
template: "<ng-content></ng-content>",
host: {
role: 'menuitem',
class: 'ant-select-dropdown-menu-item',
'[class.ant-select-dropdown-menu-item-selected]': 'selected',
'[class.ant-select-dropdown-menu-item-active]': 'active',
'[class.ant-select-dropdown-menu-item-disabled]': 'nzDisabled',
'[attr.aria-selected]': 'selected.toString()',
'[attr.aria-disabled]': 'nzDisabled.toString()',
'(click)': 'selectViaInteraction()',
'(mousedown)': '$event.preventDefault()'
}
}] }
];
/** @nocollapse */
NzAutocompleteOptionComponent.ctorParameters = () => [
{ type: ChangeDetectorRef },
{ type: ElementRef }
];
NzAutocompleteOptionComponent.propDecorators = {
nzValue: [{ type: Input }],
nzLabel: [{ type: Input }],
nzDisabled: [{ type: Input }],
selectionChange: [{ type: Output }]
};
__decorate([
InputBoolean(),
__metadata("design:type", Object)
], NzAutocompleteOptionComponent.prototype, "nzDisabled", void 0);
if (false) {
/** @type {?} */
NzAutocompleteOptionComponent.prototype.nzValue;
/** @type {?} */
NzAutocompleteOptionComponent.prototype.nzLabel;
/** @type {?} */
NzAutocompleteOptionComponent.prototype.nzDisabled;
/** @type {?} */
NzAutocompleteOptionComponent.prototype.selectionChange;
/** @type {?} */
NzAutocompleteOptionComponent.prototype.active;
/** @type {?} */
NzAutocompleteOptionComponent.prototype.selected;
/**
* @type {?}
* @private
*/
NzAutocompleteOptionComponent.prototype.changeDetectorRef;
/**
* @type {?}
* @private
*/
NzAutocompleteOptionComponent.prototype.element;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* @record
*/
function AutocompleteDataSourceItem() { }
if (false) {
/** @type {?} */
AutocompleteDataSourceItem.prototype.value;
/** @type {?} */
AutocompleteDataSourceItem.prototype.label;
}
class NzAutocompleteComponent {
/**
* @param {?} changeDetectorRef
* @param {?} ngZone
* @param {?=} noAnimation
*/
constructor(changeDetectorRef, ngZone, noAnimation) {
this.changeDetectorRef = changeDetectorRef;
this.ngZone = ngZone;
this.noAnimation = noAnimation;
this.nzOverlayClassName = '';
this.nzOverlayStyle = {};
this.nzDefaultActiveFirstOption = true;
this.nzBackfill = false;
this.selectionChange = new EventEmitter();
this.showPanel = false;
this.isOpen = false;
this.dropDownPosition = 'bottom';
this.activeItemIndex = -1;
this.selectionChangeSubscription = Subscription.EMPTY;
this.dataSourceChangeSubscription = Subscription.EMPTY;
/**
* Options changes listener
*/
this.optionSelectionChanges = defer((/**
* @return {?}
*/
() => {
if (this.options) {
return merge(...this.options.map((/**
* @param {?} option
* @return {?}
*/
option => option.selectionChange)));
}
return this.ngZone.onStable.asObservable().pipe(take(1), switchMap((/**
* @return {?}
*/
() => this.optionSelectionChanges)));
}));
}
/**
* Options accessor, its source may be content or dataSource
* @return {?}
*/
get options() {
// first dataSource
if (this.nzDataSource) {
return this.fromDataSourceOptions;
}
else {
return this.fromContentOptions;
}
}
/**
* @return {?}
*/
ngAfterViewInit() {
this.optionsInit();
}
/**
* @return {?}
*/
ngOnDestroy() {
this.dataSourceChangeSubscription.unsubscribe();
this.selectionChangeSubscription.unsubscribe();
}
/**
* @return {?}
*/
setVisibility() {
this.showPanel = !!this.options.length;
this.changeDetectorRef.markForCheck();
}
/**
* @param {?} index
* @return {?}
*/
setActiveItem(index) {
/** @type {?} */
const activeItem = this.options.toArray()[index];
if (activeItem && !activeItem.active) {
this.activeItem = activeItem;
this.activeItemIndex = index;
this.clearSelectedOptions(this.activeItem);
this.activeItem.setActiveStyles();
this.changeDetectorRef.markForCheck();
}
}
/**
* @return {?}
*/
setNextItemActive() {
/** @type {?} */
const nextIndex = this.activeItemIndex + 1 <= this.options.length - 1 ? this.activeItemIndex + 1 : 0;
this.setActiveItem(nextIndex);
}
/**
* @return {?}
*/
setPreviousItemActive() {
/** @type {?} */
const previousIndex = this.activeItemIndex - 1 < 0 ? this.options.length - 1 : this.activeItemIndex - 1;
this.setActiveItem(previousIndex);
}
/**
* @param {?=} option
* @return {?}
*/
getOptionIndex(option) {
return (/** @type {?} */ (this.options.reduce((/**
* @param {?} result
* @param {?} current
* @param {?} index
* @return {?}
*/
(result, current, index) => {
return result === -1 ? (option === current ? index : -1) : result;
}), -1)));
}
/**
* @private
* @return {?}
*/
optionsInit() {
this.setVisibility();
this.subscribeOptionChanges();
/** @type {?} */
const changes = this.nzDataSource ? this.fromDataSourceOptions.changes : this.fromContentOptions.changes;
// async
this.dataSourceChangeSubscription = changes.subscribe((/**
* @param {?} e
* @return {?}
*/
e => {
if (!e.dirty && this.isOpen) {
setTimeout((/**
* @return {?}
*/
() => this.setVisibility()));
}
this.subscribeOptionChanges();
}));
}
/**
* Clear the status of options
* @private
* @param {?=} skip
* @param {?=} deselect
* @return {?}
*/
clearSelectedOptions(skip, deselect = false) {
this.options.forEach((/**
* @param {?} option
* @return {?}
*/
option => {
if (option !== skip) {
if (deselect) {
option.deselect();
}
option.setInactiveStyles();
}
}));
}
/**
* @private
* @return {?}
*/
subscribeOptionChanges() {
this.selectionChangeSubscription.unsubscribe();
this.selectionChangeSubscription = this.optionSelectionChanges
.pipe(filter((/**
* @param {?} event
* @return {?}
*/
(event) => event.isUserInput)))
.subscribe((/**
* @param {?} event
* @return {?}
*/
(event) => {
event.source.select();
event.source.setActiveStyles();
this.activeItem = event.source;
this.activeItemIndex = this.getOptionIndex(this.activeItem);
this.clearSelectedOptions(event.source, true);
this.selectionChange.emit(event.source);
}));
}
}
NzAutocompleteComponent.decorators = [
{ type: Component, args: [{
selector: 'nz-autocomplete',
exportAs: 'nzAutocomplete',
preserveWhitespaces: false,
changeDetection: ChangeDetectionStrategy.OnPush,
encapsulation: ViewEncapsulation.None,
template: "<ng-template>\n <div class=\"ant-select-dropdown ant-select-dropdown--single ant-select-dropdown-placement-bottomLeft\"\n #panel\n [@.disabled]=\"noAnimation?.nzNoAnimation\"\n [nzNoAnimation]=\"noAnimation?.nzNoAnimation\"\n [@slideMotion]=\"dropDownPosition\"\n [class.ant-select-dropdown-hidden]=\"!showPanel\" [ngClass]=\"nzOverlayClassName\" [ngStyle]=\"nzOverlayStyle\">\n <div style=\"overflow: auto;\">\n <ul class=\"ant-select-dropdown-menu ant-select-dropdown-menu-root ant-select-dropdown-menu-vertical\"\n role=\"menu\"\n aria-activedescendant>\n <ng-template *ngTemplateOutlet=\"nzDataSource ? optionsTemplate : contentTemplate\"></ng-template>\n </ul>\n </div>\n </div>\n <ng-template #contentTemplate>\n <ng-content></ng-content>\n </ng-template>\n <ng-template #optionsTemplate>\n <nz-auto-option *ngFor=\"let option of nzDataSource\" [nzValue]=\"option\">{{option}}</nz-auto-option>\n </ng-template>\n</ng-template>",
animations: [slideMotion],
styles: [`
.ant-select-dropdown {
top: 100%;
left: 0;
position: relative;
width: 100%;
margin-top: 4px;
margin-bottom: 4px;
}
`]
}] }
];
/** @nocollapse */
NzAutocompleteComponent.ctorParameters = () => [
{ type: ChangeDetectorRef },
{ type: NgZone },
{ type: NzNoAnimationDirective, decorators: [{ type: Host }, { type: Optional }] }
];
NzAutocompleteComponent.propDecorators = {
nzWidth: [{ type: Input }],
nzOverlayClassName: [{ type: Input }],
nzOverlayStyle: [{ type: Input }],
nzDefaultActiveFirstOption: [{ type: Input }],
nzBackfill: [{ type: Input }],
nzDataSource: [{ type: Input }],
selectionChange: [{ type: Output }],
fromContentOptions: [{ type: ContentChildren, args: [NzAutocompleteOptionComponent, { descendants: true },] }],
fromDataSourceOptions: [{ type: ViewChildren, args: [NzAutocompleteOptionComponent,] }],
template: [{ type: ViewChild, args: [TemplateRef, { static: false },] }],
panel: [{ type: ViewChild, args: ['panel', { static: false },] }],
content: [{ type: ViewChild, args: ['content', { static: false },] }]
};
__decorate([
InputBoolean(),
__metadata("design:type", Object)
], NzAutocompleteComponent.prototype, "nzDefaultActiveFirstOption", void 0);
__decorate([
InputBoolean(),
__metadata("design:type", Object)
], NzAutocompleteComponent.prototype, "nzBackfill", void 0);
if (false) {
/** @type {?} */
NzAutocompleteComponent.prototype.nzWidth;
/** @type {?} */
NzAutocompleteComponent.prototype.nzOverlayClassName;
/** @type {?} */
NzAutocompleteComponent.prototype.nzOverlayStyle;
/** @type {?} */
NzAutocompleteComponent.prototype.nzDefaultActiveFirstOption;
/** @type {?} */
NzAutocompleteComponent.prototype.nzBackfill;
/** @type {?} */
NzAutocompleteComponent.prototype.nzDataSource;
/** @type {?} */
NzAutocompleteComponent.prototype.selectionChange;
/** @type {?} */
NzAutocompleteComponent.prototype.showPanel;
/** @type {?} */
NzAutocompleteComponent.prototype.isOpen;
/** @type {?} */
NzAutocompleteComponent.prototype.activeItem;
/** @type {?} */
NzAutocompleteComponent.prototype.dropDownPosition;
/**
* Provided by content
* @type {?}
*/
NzAutocompleteComponent.prototype.fromContentOptions;
/**
* Provided by dataSource
* @type {?}
*/
NzAutocompleteComponent.prototype.fromDataSourceOptions;
/**
* cdk-overlay
* @type {?}
*/
NzAutocompleteComponent.prototype.template;
/** @type {?} */
NzAutocompleteComponent.prototype.panel;
/** @type {?} */
NzAutocompleteComponent.prototype.content;
/**
* @type {?}
* @private
*/
NzAutocompleteComponent.prototype.activeItemIndex;
/**
* @type {?}
* @private
*/
NzAutocompleteComponent.prototype.selectionChangeSubscription;
/**
* @type {?}
* @private
*/
NzAutocompleteComponent.prototype.dataSourceChangeSubscription;
/**
* Options changes listener
* @type {?}
*/
NzAutocompleteComponent.prototype.optionSelectionChanges;
/**
* @type {?}
* @private
*/
NzAutocompleteComponent.prototype.changeDetectorRef;
/**
* @type {?}
* @private
*/
NzAutocompleteComponent.prototype.ngZone;
/** @type {?} */
NzAutocompleteComponent.prototype.noAnimation;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/** @type {?} */
const NZ_AUTOCOMPLETE_VALUE_ACCESSOR = {
provide: NG_VALUE_ACCESSOR,
useExisting: forwardRef((/**
* @return {?}
*/
() => NzAutocompleteTriggerDirective)),
multi: true
};
/**
* @return {?}
*/
function getNzAutocompleteMissingPanelError() {
return Error('Attempting to open an undefined instance of `nz-autocomplete`. ' +
'Make sure that the id passed to the `nzAutocomplete` is correct and that ' +
"you're attempting to open it after the ngAfterContentInit hook.");
}
class NzAutocompleteTriggerDirective {
/**
* @param {?} elementRef
* @param {?} _overlay
* @param {?} viewContainerRef
* @param {?} document
*/
constructor(elementRef, _overlay, viewContainerRef, document) {
this.elementRef = elementRef;
this._overlay = _overlay;
this.viewContainerRef = viewContainerRef;
this.document = document;
// tslint:disable-next-line:no-any
this._onChange = (/**
* @return {?}
*/
() => { });
this._onTouched = (/**
* @return {?}
*/
() => { });
this.panelOpen = false;
}
/**
* Current active option
* @return {?}
*/
get activeOption() {
if (this.nzAutocomplete && this.nzAutocomplete.options.length) {
return this.nzAutocomplete.activeItem;
}
}
/**
* @return {?}
*/
ngOnDestroy() {
this.destroyPanel();
}
// tslint:disable-next-line:no-any
/**
* @param {?} value
* @return {?}
*/
writeValue(value) {
this.setTriggerValue(value);
}
/**
* @param {?} fn
* @return {?}
*/
registerOnChange(fn) {
this._onChange = fn;
}
/**
* @param {?} fn
* @return {?}
*/
registerOnTouched(fn) {
this._onTouched = fn;
}
/**
* @param {?} isDisabled
* @return {?}
*/
setDisabledState(isDisabled) {
/** @type {?} */
const element = this.elementRef.nativeElement;
element.disabled = isDisabled;
this.closePanel();
}
/**
* @return {?}
*/
openPanel() {
this.previousValue = this.elementRef.nativeElement.value;
this.attachOverlay();
}
/**
* @return {?}
*/
closePanel() {
if (this.panelOpen) {
this.nzAutocomplete.isOpen = this.panelOpen = false;
if (this.overlayRef && this.overlayRef.hasAttached()) {
this.selectionChangeSubscription.unsubscribe();
this.overlayBackdropClickSubscription.unsubscribe();
this.overlayPositionChangeSubscription.unsubscribe();
this.optionsChangeSubscription.unsubscribe();
this.overlayRef.detach();
this.overlayRef = null;
this.portal = null;
}
}
}
/**
* @param {?} event
* @return {?}
*/
handleKeydown(event) {
/** @type {?} */
const keyCode = event.keyCode;
/** @type {?} */
const isArrowKey = keyCode === UP_ARROW || keyCode === DOWN_ARROW;
if (keyCode === ESCAPE) {
event.preventDefault();
}
if (this.panelOpen && (keyCode === ESCAPE || keyCode === TAB)) {
// Reset value when tab / ESC close
if (this.activeOption && this.activeOption.getLabel() !== this.previousValue) {
this.setTriggerValue(this.previousValue);
}
this.closePanel();
}
else if (this.panelOpen && keyCode === ENTER) {
if (this.nzAutocomplete.showPanel && this.activeOption) {
event.preventDefault();
this.activeOption.selectViaInteraction();
}
}
else if (this.panelOpen && isArrowKey && this.nzAutocomplete.showPanel) {
event.stopPropagation();
event.preventDefault();
if (keyCode === UP_ARROW) {
this.nzAutocomplete.setPreviousItemActive();
}
else {
this.nzAutocomplete.setNextItemActive();
}
if (this.activeOption) {
this.activeOption.scrollIntoViewIfNeeded();
}
this.doBackfill();
}
}
/**
* @param {?} event
* @return {?}
*/
handleInput(event) {
/** @type {?} */
const target = (/** @type {?} */ (event.target));
/** @type {?} */
const document = (/** @type {?} */ (this.document));
/** @type {?} */
let value = target.value;
if (target.type === 'number') {
value = value === '' ? null : parseFloat(value);
}
if (this.previousValue !== value) {
this.previousValue = value;
this._onChange(value);
if (this.canOpen() && document.activeElement === event.target) {
this.openPanel();
}
}
}
/**
* @return {?}
*/
handleFocus() {
if (this.canOpen()) {
this.openPanel();
}
}
/**
* @return {?}
*/
handleBlur() {
this.closePanel();
this._onTouched();
}
/**
* Subscription data source changes event
* @private
* @return {?}
*/
subscribeOptionsChange() {
return this.nzAutocomplete.options.changes.pipe(delay(0)).subscribe((/**
* @return {?}
*/
() => {
this.resetActiveItem();
}));
}
/**
* Subscription option changes event and set the value
* @private
* @return {?}
*/
subscribeSelectionChange() {
return this.nzAutocomplete.selectionChange.subscribe((/**
* @param {?} option
* @return {?}
*/
(option) => {
this.setValueAndClose(option);
}));
}
/**
* Subscription external click and close panel
* @private
* @return {?}
*/
subscribeOverlayBackdropClick() {
return merge(fromEvent(this.document, 'click'), fromEvent(this.document, 'touchend')).subscribe((/**
* @param {?} event
* @return {?}
*/
(event) => {
/** @type {?} */
const clickTarget = (/** @type {?} */ (event.target));
// Make sure is not self
if (clickTarget !== this.elementRef.nativeElement &&
!(/** @type {?} */ (this.overlayRef)).overlayElement.contains(clickTarget) &&
this.panelOpen) {
this.closePanel();
}
}));
}
/**
* Subscription overlay position changes and reset dropdown position
* @private
* @return {?}
*/
subscribeOverlayPositionChange() {
return this.positionStrategy.positionChanges
.pipe(map((/**
* @param {?} position
* @return {?}
*/
(position) => position.connectionPair.originY)), distinct())
.subscribe((/**
* @param {?} position
* @return {?}
*/
(position) => {
this.nzAutocomplete.dropDownPosition = position;
}));
}
/**
* @private
* @return {?}
*/
attachOverlay() {
if (!this.nzAutocomplete) {
throw getNzAutocompleteMissingPanelError();
}
if (!this.portal) {
this.portal = new TemplatePortal(this.nzAutocomplete.template, this.viewContainerRef);
}
if (!this.overlayRef) {
this.overlayRef = this._overlay.create(this.getOverlayConfig());
}
if (this.overlayRef && !this.overlayRef.hasAttached()) {
this.overlayRef.attach(this.portal);
this.overlayPositionChangeSubscription = this.subscribeOverlayPositionChange();
this.selectionChangeSubscription = this.subscribeSelectionChange();
this.overlayBackdropClickSubscription = this.subscribeOverlayBackdropClick();
this.optionsChangeSubscription = this.subscribeOptionsChange();
}
this.nzAutocomplete.isOpen = this.panelOpen = true;
this.nzAutocomplete.setVisibility();
this.overlayRef.updateSize({ width: this.nzAutocomplete.nzWidth || this.getHostWidth() });
setTimeout((/**
* @return {?}
*/
() => {
if (this.overlayRef) {
this.overlayRef.updatePosition();
}
}), 150);
this.resetActiveItem();
if (this.activeOption) {
this.activeOption.scrollIntoViewIfNeeded();
}
}
/**
* @private
* @return {?}
*/
destroyPanel() {
if (this.overlayRef) {
this.closePanel();
}
}
/**
* @private
* @return {?}
*/
getOverlayConfig() {
return new OverlayConfig({
positionStrategy: this.getOverlayPosition(),
scrollStrategy: this._overlay.scrollStrategies.reposition(),
// default host element width
width: this.nzAutocomplete.nzWidth || this.getHostWidth()
});
}
/**
* @private
* @return {?}
*/
getConnectedElement() {
return this.elementRef;
}
/**
* @private
* @return {?}
*/
getHostWidth() {
return this.getConnectedElement().nativeElement.getBoundingClientRect().width;
}
/**
* @private
* @return {?}
*/
getOverlayPosition() {
/** @type {?} */
const positions = [
new ConnectionPositionPair({ originX: 'start', originY: 'bottom' }, { overlayX: 'start', overlayY: 'top' }),
new ConnectionPositionPair({ originX: 'start', originY: 'top' }, { overlayX: 'start', overlayY: 'bottom' })
];
this.positionStrategy = this._overlay
.position()
.flexibleConnectedTo(this.getConnectedElement())
.withPositions(positions)
.withFlexibleDimensions(false)
.withPush(false);
return this.positionStrategy;
}
/**
* @private
* @return {?}
*/
resetActiveItem() {
/** @type {?} */
const index = this.nzAutocomplete.getOptionIndex(this.nzAutocomplete.activeItem);
if (this.nzAutocomplete.activeItem && index !== -1) {
this.nzAutocomplete.setActiveItem(index);
}
else {
this.nzAutocomplete.setActiveItem(this.nzAutocomplete.nzDefaultActiveFirstOption ? 0 : -1);
}
}
/**
* @private
* @param {?} option
* @return {?}
*/
setValueAndClose(option) {
/** @type {?} */
const value = option.nzValue;
this.setTriggerValue(option.getLabel());
this._onChange(value);
this.elementRef.nativeElement.focus();
this.closePanel();
}
/**
* @private
* @param {?} value
* @return {?}
*/
setTriggerValue(value) {
this.elementRef.nativeElement.value = value || '';
if (!this.nzAutocomplete.nzBackfill) {
this.previousValue = value;
}
}
/**
* @private
* @return {?}
*/
doBackfill() {
if (this.nzAutocomplete.nzBackfill && this.nzAutocomplete.activeItem) {
this.setTriggerValue(this.nzAutocomplete.activeItem.getLabel());
}
}
/**
* @private
* @return {?}
*/
canOpen() {
/** @type {?} */
const element = this.elementRef.nativeElement;
return !element.readOnly && !element.disabled;
}
}
NzAutocompleteTriggerDirective.decorators = [
{ type: Directive, args: [{
selector: `input[nzAutocomplete], textarea[nzAutocomplete]`,
exportAs: 'nzAutocompleteTrigger',
providers: [NZ_AUTOCOMPLETE_VALUE_ACCESSOR],
host: {
autocomplete: 'off',
'aria-autocomplete': 'list',
'(focusin)': 'handleFocus()',
'(blur)': 'handleBlur()',
'(input)': 'handleInput($event)',
'(keydown)': 'handleKeydown($event)'
}
},] }
];
/** @nocollapse */
NzAutocompleteTriggerDirective.ctorParameters = () => [
{ type: ElementRef },
{ type: Overlay },
{ type: ViewContainerRef },
{ type: undefined, decorators: [{ type: Optional }, { type: Inject, args: [DOCUMENT,] }] }
];
NzAutocompleteTriggerDirective.propDecorators = {
nzAutocomplete: [{ type: Input }]
};
if (false) {
/**
* Bind nzAutocomplete component
* @type {?}
*/
NzAutocompleteTriggerDirective.prototype.nzAutocomplete;
/** @type {?} */
NzAutocompleteTriggerDirective.prototype._onChange;
/** @type {?} */
NzAutocompleteTriggerDirective.prototype._onTouched;
/** @type {?} */
NzAutocompleteTriggerDirective.prototype.panelOpen;
/**
* @type {?}
* @private
*/
NzAutocompleteTriggerDirective.prototype.overlayRef;
/**
* @type {?}
* @private
*/
NzAutocompleteTriggerDirective.prototype.portal;
/**
* @type {?}
* @private
*/
NzAutocompleteTriggerDirective.prototype.positionStrategy;
/**
* @type {?}
* @private
*/
NzAutocompleteTriggerDirective.prototype.previousValue;
/**
* @type {?}
* @private
*/
NzAutocompleteTriggerDirective.prototype.selectionChangeSubscription;
/**
* @type {?}
* @private
*/
NzAutocompleteTriggerDirective.prototype.optionsChangeSubscription;
/**
* @type {?}
* @private
*/
NzAutocompleteTriggerDirective.prototype.overlayBackdropClickSubscription;
/**
* @type {?}
* @private
*/
NzAutocompleteTriggerDirective.prototype.overlayPositionChangeSubscription;
/**
* @type {?}
* @private
*/
NzAutocompleteTriggerDirective.prototype.elementRef;
/**
* @type {?}
* @private
*/
NzAutocompleteTriggerDirective.prototype._overlay;
/**
* @type {?}
* @private
*/
NzAutocompleteTriggerDirective.prototype.viewContainerRef;
/**
* @type {?}
* @private
*/
NzAutocompleteTriggerDirective.prototype.document;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
class NzAutocompleteModule {
}
NzAutocompleteModule.decorators = [
{ type: NgModule, args: [{
declarations: [
NzAutocompleteComponent,
NzAutocompleteOptionComponent,
NzAutocompleteTriggerDirective,
NzAutocompleteOptgroupComponent
],
exports: [
NzAutocompleteComponent,
NzAutocompleteOptionComponent,
NzAutocompleteTriggerDirective,
NzAutocompleteOptgroupComponent
],
imports: [CommonModule, OverlayModule, FormsModule, NzAddOnModule, NzNoAnimationModule]
},] }
];
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
export { NZ_AUTOCOMPLETE_VALUE_ACCESSOR, NzAutocompleteComponent, NzAutocompleteModule, NzAutocompleteOptgroupComponent, NzAutocompleteOptionComponent, NzAutocompleteTriggerDirective, NzOptionSelectionChange, getNzAutocompleteMissingPanelError };
//# sourceMappingURL=ng-zorro-antd-auto-complete.js.map