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ng-zorro-antd

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An enterprise-class UI components based on Ant Design and Angular

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/** * @fileoverview added by tsickle * Generated from: dropdown.directive.ts * @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc */ import { __decorate, __metadata } from "tslib"; /** * @license * Copyright Alibaba.com 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://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE */ import { ESCAPE, hasModifierKey } from '@angular/cdk/keycodes'; import { Overlay } from '@angular/cdk/overlay'; import { TemplatePortal } from '@angular/cdk/portal'; import { Directive, ElementRef, EventEmitter, Input, Output, ViewContainerRef } from '@angular/core'; import { POSITION_MAP } from 'ng-zorro-antd/core/overlay'; import { InputBoolean } from 'ng-zorro-antd/core/util'; import { BehaviorSubject, combineLatest, EMPTY, fromEvent, merge, Subject } from 'rxjs'; import { auditTime, distinctUntilChanged, filter, map, mapTo, switchMap, takeUntil } from 'rxjs/operators'; /** @type {?} */ const listOfPositions = [POSITION_MAP.bottomLeft, POSITION_MAP.bottomRight, POSITION_MAP.topRight, POSITION_MAP.topLeft]; export class NzDropDownDirective { /** * @param {?} elementRef * @param {?} overlay * @param {?} viewContainerRef */ constructor(elementRef, overlay, viewContainerRef) { this.elementRef = elementRef; this.overlay = overlay; this.viewContainerRef = viewContainerRef; this.overlayRef = null; this.destroy$ = new Subject(); this.positionStrategy = this.overlay.position().flexibleConnectedTo(this.elementRef.nativeElement).withLockedPosition(); this.inputVisible$ = new BehaviorSubject(false); this.nzTrigger$ = new BehaviorSubject('hover'); this.overlayClose$ = new Subject(); this.nzDropdownMenu = null; this.nzTrigger = 'hover'; this.nzMatchWidthElement = null; this.nzBackdrop = true; this.nzClickHide = true; this.nzDisabled = false; this.nzVisible = false; this.nzOverlayClassName = null; this.nzOverlayStyle = {}; this.nzPlacement = 'bottomLeft'; this.nzVisibleChange = new EventEmitter(); } /** * @template T * @param {?} key * @param {?} value * @return {?} */ setDropdownMenuValue(key, value) { if (this.nzDropdownMenu) { this.nzDropdownMenu.setValue(key, value); } } /** * @return {?} */ ngOnInit() { this.positionStrategy.positionChanges.pipe(takeUntil(this.destroy$)).subscribe((/** * @param {?} change * @return {?} */ change => { this.setDropdownMenuValue('dropDownPosition', change.connectionPair.originY); })); } /** * @return {?} */ ngAfterViewInit() { if (this.nzDropdownMenu) { /** @type {?} */ const nativeElement = this.elementRef.nativeElement; /** * host mouse state * * @type {?} */ const hostMouseState$ = merge(fromEvent(nativeElement, 'mouseenter').pipe(mapTo(true)), fromEvent(nativeElement, 'mouseleave').pipe(mapTo(false))); /** * menu mouse state * * @type {?} */ const menuMouseState$ = this.nzDropdownMenu.mouseState$; /** * merged mouse state * * @type {?} */ const mergedMouseState$ = merge(menuMouseState$, hostMouseState$); /** * host click state * * @type {?} */ const hostClickState$ = fromEvent(nativeElement, 'click').pipe(mapTo(true)); /** * visible state switch by nzTrigger * * @type {?} */ const visibleStateByTrigger$ = this.nzTrigger$.pipe(switchMap((/** * @param {?} trigger * @return {?} */ trigger => { if (trigger === 'hover') { return mergedMouseState$; } else if (trigger === 'click') { return hostClickState$; } else { return EMPTY; } }))); /** @type {?} */ const descendantMenuItemClick$ = this.nzDropdownMenu.descendantMenuItemClick$.pipe(filter((/** * @return {?} */ () => this.nzClickHide)), mapTo(false)); /** @type {?} */ const domTriggerVisible$ = merge(visibleStateByTrigger$, descendantMenuItemClick$, this.overlayClose$).pipe(filter((/** * @return {?} */ () => !this.nzDisabled))); /** @type {?} */ const visible$ = merge(this.inputVisible$, domTriggerVisible$); combineLatest([visible$, this.nzDropdownMenu.isChildSubMenuOpen$]) .pipe(map((/** * @param {?} __0 * @return {?} */ ([visible, sub]) => visible || sub)), auditTime(150), distinctUntilChanged(), takeUntil(this.destroy$)) .subscribe((/** * @param {?} visible * @return {?} */ (visible) => { /** @type {?} */ const element = this.nzMatchWidthElement ? this.nzMatchWidthElement.nativeElement : nativeElement; /** @type {?} */ const triggerWidth = element.getBoundingClientRect().width; if (this.nzVisible !== visible) { this.nzVisibleChange.emit(visible); } this.nzVisible = visible; if (visible) { /** set up overlayRef **/ if (!this.overlayRef) { /** new overlay **/ this.overlayRef = this.overlay.create({ positionStrategy: this.positionStrategy, minWidth: triggerWidth, disposeOnNavigation: true, hasBackdrop: this.nzTrigger === 'click', backdropClass: this.nzBackdrop ? undefined : 'nz-overlay-transparent-backdrop', scrollStrategy: this.overlay.scrollStrategies.reposition() }); merge(this.overlayRef.backdropClick(), this.overlayRef.detachments(), this.overlayRef.keydownEvents().pipe(filter((/** * @param {?} e * @return {?} */ e => e.keyCode === ESCAPE && !hasModifierKey(e))))) .pipe(mapTo(false), takeUntil(this.destroy$)) .subscribe(this.overlayClose$); } else { /** * update overlay config * * @type {?} */ const overlayConfig = this.overlayRef.getConfig(); overlayConfig.minWidth = triggerWidth; overlayConfig.hasBackdrop = this.nzTrigger === 'click'; } /** open dropdown with animation **/ this.positionStrategy.withPositions([POSITION_MAP[this.nzPlacement], ...listOfPositions]); /** reset portal if needed **/ if (!this.portal || this.portal.templateRef !== (/** @type {?} */ (this.nzDropdownMenu)).templateRef) { this.portal = new TemplatePortal((/** @type {?} */ (this.nzDropdownMenu)).templateRef, this.viewContainerRef); } this.overlayRef.attach(this.portal); } else { /** detach overlayRef if needed **/ if (this.overlayRef) { this.overlayRef.detach(); } } })); } } /** * @return {?} */ ngOnDestroy() { this.destroy$.next(); this.destroy$.complete(); if (this.overlayRef) { this.overlayRef.dispose(); this.overlayRef = null; } } /** * @param {?} changes * @return {?} */ ngOnChanges(changes) { const { nzVisible, nzPlacement, nzDisabled, nzOverlayClassName, nzOverlayStyle, nzTrigger } = changes; if (nzTrigger) { this.nzTrigger$.next(this.nzTrigger); } if (nzVisible) { this.inputVisible$.next(this.nzVisible); } if (nzDisabled && this.nzDisabled) { this.inputVisible$.next(false); } if (nzOverlayClassName) { this.setDropdownMenuValue('nzOverlayClassName', this.nzOverlayClassName); } if (nzOverlayStyle) { this.setDropdownMenuValue('nzOverlayStyle', this.nzOverlayStyle); } if (nzPlacement) { this.setDropdownMenuValue('dropDownPosition', this.nzPlacement.indexOf('top') !== -1 ? 'top' : 'bottom'); } } } NzDropDownDirective.decorators = [ { type: Directive, args: [{ selector: '[nz-dropdown]', exportAs: 'nzDropdown', host: { '[attr.disabled]': `nzDisabled ? '' : null`, '[class.ant-dropdown-trigger]': 'true' } },] } ]; /** @nocollapse */ NzDropDownDirective.ctorParameters = () => [ { type: ElementRef }, { type: Overlay }, { type: ViewContainerRef } ]; NzDropDownDirective.propDecorators = { nzDropdownMenu: [{ type: Input }], nzTrigger: [{ type: Input }], nzMatchWidthElement: [{ type: Input }], nzBackdrop: [{ type: Input }], nzClickHide: [{ type: Input }], nzDisabled: [{ type: Input }], nzVisible: [{ type: Input }], nzOverlayClassName: [{ type: Input }], nzOverlayStyle: [{ type: Input }], nzPlacement: [{ type: Input }], nzVisibleChange: [{ type: Output }] }; __decorate([ InputBoolean(), __metadata("design:type", Object) ], NzDropDownDirective.prototype, "nzBackdrop", void 0); __decorate([ InputBoolean(), __metadata("design:type", Object) ], NzDropDownDirective.prototype, "nzClickHide", void 0); __decorate([ InputBoolean(), __metadata("design:type", Object) ], NzDropDownDirective.prototype, "nzDisabled", void 0); __decorate([ InputBoolean(), __metadata("design:type", Object) ], NzDropDownDirective.prototype, "nzVisible", void 0); if (false) { /** @type {?} */ NzDropDownDirective.ngAcceptInputType_nzBackdrop; /** @type {?} */ NzDropDownDirective.ngAcceptInputType_nzClickHide; /** @type {?} */ NzDropDownDirective.ngAcceptInputType_nzDisabled; /** @type {?} */ NzDropDownDirective.ngAcceptInputType_nzVisible; /** * @type {?} * @private */ NzDropDownDirective.prototype.portal; /** * @type {?} * @private */ NzDropDownDirective.prototype.overlayRef; /** * @type {?} * @private */ NzDropDownDirective.prototype.destroy$; /** * @type {?} * @private */ NzDropDownDirective.prototype.positionStrategy; /** * @type {?} * @private */ NzDropDownDirective.prototype.inputVisible$; /** * @type {?} * @private */ NzDropDownDirective.prototype.nzTrigger$; /** * @type {?} * @private */ NzDropDownDirective.prototype.overlayClose$; /** @type {?} */ NzDropDownDirective.prototype.nzDropdownMenu; /** @type {?} */ NzDropDownDirective.prototype.nzTrigger; /** @type {?} */ NzDropDownDirective.prototype.nzMatchWidthElement; /** @type {?} */ NzDropDownDirective.prototype.nzBackdrop; /** @type {?} */ NzDropDownDirective.prototype.nzClickHide; /** @type {?} */ NzDropDownDirective.prototype.nzDisabled; /** @type {?} */ NzDropDownDirective.prototype.nzVisible; /** @type {?} */ NzDropDownDirective.prototype.nzOverlayClassName; /** @type {?} */ NzDropDownDirective.prototype.nzOverlayStyle; /** @type {?} */ NzDropDownDirective.prototype.nzPlacement; /** @type {?} */ NzDropDownDirective.prototype.nzVisibleChange; /** @type {?} */ NzDropDownDirective.prototype.elementRef; /** * @type {?} * @private */ NzDropDownDirective.prototype.overlay; /** * @type {?} * @private */ NzDropDownDirective.prototype.viewContainerRef; } //# 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* @license\n * Copyright Alibaba.com All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE\n */\n\nimport { ESCAPE, hasModifierKey } from '@angular/cdk/keycodes';\nimport { Overlay, OverlayRef } from '@angular/cdk/overlay';\nimport { TemplatePortal } from '@angular/cdk/portal';\nimport {\n  AfterViewInit,\n  Directive,\n  ElementRef,\n  EventEmitter,\n  Input,\n  OnChanges,\n  OnDestroy,\n  OnInit,\n  Output,\n  SimpleChanges,\n  ViewContainerRef\n} from '@angular/core';\nimport { POSITION_MAP } from 'ng-zorro-antd/core/overlay';\nimport { BooleanInput, IndexableObject } from 'ng-zorro-antd/core/types';\nimport { InputBoolean } from 'ng-zorro-antd/core/util';\nimport { BehaviorSubject, combineLatest, EMPTY, fromEvent, merge, Subject } from 'rxjs';\nimport { auditTime, distinctUntilChanged, filter, map, mapTo, switchMap, takeUntil } from 'rxjs/operators';\nimport { NzDropdownMenuComponent, NzPlacementType } from './dropdown-menu.component';\n\nconst listOfPositions = [POSITION_MAP.bottomLeft, POSITION_MAP.bottomRight, POSITION_MAP.topRight, POSITION_MAP.topLeft];\n\n@Directive({\n  selector: '[nz-dropdown]',\n  exportAs: 'nzDropdown',\n  host: {\n    '[attr.disabled]': `nzDisabled ? '' : null`,\n    '[class.ant-dropdown-trigger]': 'true'\n  }\n})\nexport class NzDropDownDirective implements AfterViewInit, OnDestroy, OnChanges, OnInit {\n  static ngAcceptInputType_nzBackdrop: BooleanInput;\n  static ngAcceptInputType_nzClickHide: BooleanInput;\n  static ngAcceptInputType_nzDisabled: BooleanInput;\n  static ngAcceptInputType_nzVisible: BooleanInput;\n\n  private portal: TemplatePortal;\n  private overlayRef: OverlayRef | null = null;\n  private destroy$ = new Subject();\n  private positionStrategy = this.overlay.position().flexibleConnectedTo(this.elementRef.nativeElement).withLockedPosition();\n  private inputVisible$ = new BehaviorSubject<boolean>(false);\n  private nzTrigger$ = new BehaviorSubject<'click' | 'hover'>('hover');\n  private overlayClose$ = new Subject<boolean>();\n  @Input() nzDropdownMenu: NzDropdownMenuComponent | null = null;\n  @Input() nzTrigger: 'click' | 'hover' = 'hover';\n  @Input() nzMatchWidthElement: ElementRef | null = null;\n  @Input() @InputBoolean() nzBackdrop = true;\n  @Input() @InputBoolean() nzClickHide = true;\n  @Input() @InputBoolean() nzDisabled = false;\n  @Input() @InputBoolean() nzVisible = false;\n  @Input() nzOverlayClassName: string | null = null;\n  @Input() nzOverlayStyle: IndexableObject = {};\n  @Input() nzPlacement: NzPlacementType = 'bottomLeft';\n  @Output() readonly nzVisibleChange: EventEmitter<boolean> = new EventEmitter();\n\n  setDropdownMenuValue<T extends keyof NzDropdownMenuComponent>(key: T, value: NzDropdownMenuComponent[T]): void {\n    if (this.nzDropdownMenu) {\n      this.nzDropdownMenu.setValue(key, value);\n    }\n  }\n\n  constructor(public elementRef: ElementRef, private overlay: Overlay, private viewContainerRef: ViewContainerRef) {}\n\n  ngOnInit(): void {\n    this.positionStrategy.positionChanges.pipe(takeUntil(this.destroy$)).subscribe(change => {\n      this.setDropdownMenuValue('dropDownPosition', change.connectionPair.originY);\n    });\n  }\n\n  ngAfterViewInit(): void {\n    if (this.nzDropdownMenu) {\n      const nativeElement: HTMLElement = this.elementRef.nativeElement;\n      /** host mouse state **/\n      const hostMouseState$ = merge(\n        fromEvent(nativeElement, 'mouseenter').pipe(mapTo(true)),\n        fromEvent(nativeElement, 'mouseleave').pipe(mapTo(false))\n      );\n      /** menu mouse state **/\n      const menuMouseState$ = this.nzDropdownMenu.mouseState$;\n      /** merged mouse state **/\n      const mergedMouseState$ = merge(menuMouseState$, hostMouseState$);\n      /** host click state **/\n      const hostClickState$ = fromEvent(nativeElement, 'click').pipe(mapTo(true));\n      /** visible state switch by nzTrigger **/\n      const visibleStateByTrigger$ = this.nzTrigger$.pipe(\n        switchMap(trigger => {\n          if (trigger === 'hover') {\n            return mergedMouseState$;\n          } else if (trigger === 'click') {\n            return hostClickState$;\n          } else {\n            return EMPTY;\n          }\n        })\n      );\n      const descendantMenuItemClick$ = this.nzDropdownMenu.descendantMenuItemClick$.pipe(\n        filter(() => this.nzClickHide),\n        mapTo(false)\n      );\n      const domTriggerVisible$ = merge(visibleStateByTrigger$, descendantMenuItemClick$, this.overlayClose$).pipe(\n        filter(() => !this.nzDisabled)\n      );\n      const visible$ = merge(this.inputVisible$, domTriggerVisible$);\n      combineLatest([visible$, this.nzDropdownMenu.isChildSubMenuOpen$])\n        .pipe(\n          map(([visible, sub]) => visible || sub),\n          auditTime(150),\n          distinctUntilChanged(),\n          takeUntil(this.destroy$)\n        )\n        .subscribe((visible: boolean) => {\n          const element = this.nzMatchWidthElement ? this.nzMatchWidthElement.nativeElement : nativeElement;\n          const triggerWidth = element.getBoundingClientRect().width;\n          if (this.nzVisible !== visible) {\n            this.nzVisibleChange.emit(visible);\n          }\n          this.nzVisible = visible;\n          if (visible) {\n            /** set up overlayRef **/\n            if (!this.overlayRef) {\n              /** new overlay **/\n              this.overlayRef = this.overlay.create({\n                positionStrategy: this.positionStrategy,\n                minWidth: triggerWidth,\n                disposeOnNavigation: true,\n                hasBackdrop: this.nzTrigger === 'click',\n                backdropClass: this.nzBackdrop ? undefined : 'nz-overlay-transparent-backdrop',\n                scrollStrategy: this.overlay.scrollStrategies.reposition()\n              });\n              merge(\n                this.overlayRef.backdropClick(),\n                this.overlayRef.detachments(),\n                this.overlayRef.keydownEvents().pipe(filter(e => e.keyCode === ESCAPE && !hasModifierKey(e)))\n              )\n                .pipe(mapTo(false), takeUntil(this.destroy$))\n                .subscribe(this.overlayClose$);\n            } else {\n              /** update overlay config **/\n              const overlayConfig = this.overlayRef.getConfig();\n              overlayConfig.minWidth = triggerWidth;\n              overlayConfig.hasBackdrop = this.nzTrigger === 'click';\n            }\n            /** open dropdown with animation **/\n            this.positionStrategy.withPositions([POSITION_MAP[this.nzPlacement], ...listOfPositions]);\n            /** reset portal if needed **/\n            if (!this.portal || this.portal.templateRef !== this.nzDropdownMenu!.templateRef) {\n              this.portal = new TemplatePortal(this.nzDropdownMenu!.templateRef, this.viewContainerRef);\n            }\n            this.overlayRef.attach(this.portal);\n          } else {\n            /** detach overlayRef if needed **/\n            if (this.overlayRef) {\n              this.overlayRef.detach();\n            }\n          }\n        });\n    }\n  }\n\n  ngOnDestroy(): void {\n    this.destroy$.next();\n    this.destroy$.complete();\n    if (this.overlayRef) {\n      this.overlayRef.dispose();\n      this.overlayRef = null;\n    }\n  }\n\n  ngOnChanges(changes: SimpleChanges): void {\n    const { nzVisible, nzPlacement, nzDisabled, nzOverlayClassName, nzOverlayStyle, nzTrigger } = changes;\n    if (nzTrigger) {\n      this.nzTrigger$.next(this.nzTrigger);\n    }\n    if (nzVisible) {\n      this.inputVisible$.next(this.nzVisible);\n    }\n    if (nzDisabled && this.nzDisabled) {\n      this.inputVisible$.next(false);\n    }\n    if (nzOverlayClassName) {\n      this.setDropdownMenuValue('nzOverlayClassName', this.nzOverlayClassName);\n    }\n    if (nzOverlayStyle) {\n      this.setDropdownMenuValue('nzOverlayStyle', this.nzOverlayStyle);\n    }\n    if (nzPlacement) {\n      this.setDropdownMenuValue('dropDownPosition', this.nzPlacement.indexOf('top') !== -1 ? 'top' : 'bottom');\n    }\n  }\n}\n"]}