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@ng-bootstrap/ng-bootstrap

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import { ChangeDetectionStrategy, ChangeDetectorRef, Component, Directive, ElementRef, Input, NgZone, ViewChildren, ViewEncapsulation } from '@angular/core'; import { distinctUntilChanged, skip, startWith, takeUntil } from 'rxjs/operators'; import { ngbNavFadeInTransition, ngbNavFadeOutTransition } from './nav-transition'; import { ngbRunTransition } from '../util/transition/ngbTransition'; export class NgbNavPane { constructor(elRef) { this.elRef = elRef; } } NgbNavPane.decorators = [ { type: Directive, args: [{ selector: '[ngbNavPane]', host: { '[id]': 'item.panelDomId', 'class': 'tab-pane', '[class.fade]': 'nav.animation', '[attr.role]': 'role ? role : nav.roles ? "tabpanel" : undefined', '[attr.aria-labelledby]': 'item.domId' } },] } ]; NgbNavPane.ctorParameters = () => [ { type: ElementRef } ]; NgbNavPane.propDecorators = { item: [{ type: Input }], nav: [{ type: Input }], role: [{ type: Input }] }; /** * The outlet where currently active nav content will be displayed. * * @since 5.2.0 */ export class NgbNavOutlet { constructor(_cd, _ngZone) { this._cd = _cd; this._ngZone = _ngZone; this._activePane = null; } isPanelTransitioning(item) { var _a; return ((_a = this._activePane) === null || _a === void 0 ? void 0 : _a.item) === item; } ngAfterViewInit() { var _a; // initial display this._updateActivePane(); // this will be emitted for all 3 types of nav changes: .select(), [activeId] or (click) this.nav.navItemChange$ .pipe(takeUntil(this.nav.destroy$), startWith(((_a = this._activePane) === null || _a === void 0 ? void 0 : _a.item) || null), distinctUntilChanged(), skip(1)) .subscribe(nextItem => { const options = { animation: this.nav.animation, runningTransition: 'stop' }; // next panel we're switching to will only appear in DOM after the change detection is done // and `this._panes` will be updated this._cd.detectChanges(); // fading out if (this._activePane) { ngbRunTransition(this._ngZone, this._activePane.elRef.nativeElement, ngbNavFadeOutTransition, options) .subscribe(() => { var _a; const activeItem = (_a = this._activePane) === null || _a === void 0 ? void 0 : _a.item; this._activePane = this._getPaneForItem(nextItem); // mark for check when transition finishes as outlet or parent containers might be OnPush // without this the panes that have "faded out" will stay in DOM this._cd.markForCheck(); // fading in if (this._activePane) { // we have to add the '.active' class before running the transition, // because it should be in place before `ngbRunTransition` does `reflow()` this._activePane.elRef.nativeElement.classList.add('active'); ngbRunTransition(this._ngZone, this._activePane.elRef.nativeElement, ngbNavFadeInTransition, options) .subscribe(() => { if (nextItem) { nextItem.shown.emit(); this.nav.shown.emit(nextItem.id); } }); } if (activeItem) { activeItem.hidden.emit(); this.nav.hidden.emit(activeItem.id); } }); } else { this._updateActivePane(); } }); } _updateActivePane() { var _a, _b; this._activePane = this._getActivePane(); (_a = this._activePane) === null || _a === void 0 ? void 0 : _a.elRef.nativeElement.classList.add('show'); (_b = this._activePane) === null || _b === void 0 ? void 0 : _b.elRef.nativeElement.classList.add('active'); } _getPaneForItem(item) { return this._panes && this._panes.find(pane => pane.item === item) || null; } _getActivePane() { return this._panes && this._panes.find(pane => pane.item.active) || null; } } NgbNavOutlet.decorators = [ { type: Component, args: [{ selector: '[ngbNavOutlet]', host: { '[class.tab-content]': 'true' }, encapsulation: ViewEncapsulation.None, changeDetection: ChangeDetectionStrategy.OnPush, template: ` <ng-template ngFor let-item [ngForOf]="nav.items"> <div ngbNavPane *ngIf="item.isPanelInDom() || isPanelTransitioning(item)" [item]="item" [nav]="nav" [role]="paneRole"> <ng-template [ngTemplateOutlet]="item.contentTpl?.templateRef || null" [ngTemplateOutletContext]="{$implicit: item.active || isPanelTransitioning(item)}"></ng-template> </div> </ng-template> ` },] } ]; NgbNavOutlet.ctorParameters = () => [ { type: ChangeDetectorRef }, { type: NgZone } ]; NgbNavOutlet.propDecorators = { _panes: [{ type: ViewChildren, args: [NgbNavPane,] }], paneRole: [{ type: Input }], nav: [{ type: Input, args: ['ngbNavOutlet',] }] }; //# 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{\n  AfterViewInit,\n  ChangeDetectionStrategy,\n  ChangeDetectorRef,\n  Component,\n  Directive,\n  ElementRef,\n  Input,\n  NgZone,\n  QueryList,\n  ViewChildren,\n  ViewEncapsulation\n} from '@angular/core';\nimport {distinctUntilChanged, skip, startWith, takeUntil} from 'rxjs/operators';\n\nimport {ngbNavFadeInTransition, ngbNavFadeOutTransition} from './nav-transition';\nimport {ngbRunTransition, NgbTransitionOptions} from '../util/transition/ngbTransition';\nimport {NgbNav, NgbNavItem} from './nav';\n\n@Directive({\n  selector: '[ngbNavPane]',\n  host: {\n    '[id]': 'item.panelDomId',\n    'class': 'tab-pane',\n    '[class.fade]': 'nav.animation',\n    '[attr.role]': 'role ? role : nav.roles ? \"tabpanel\" : undefined',\n    '[attr.aria-labelledby]': 'item.domId'\n  }\n})\nexport class NgbNavPane {\n  @Input() item: NgbNavItem;\n  @Input() nav: NgbNav;\n  @Input() role: string;\n\n  constructor(public elRef: ElementRef<HTMLElement>) {}\n}\n\n/**\n * The outlet where currently active nav content will be displayed.\n *\n * @since 5.2.0\n */\n@Component({\n  selector: '[ngbNavOutlet]',\n  host: {'[class.tab-content]': 'true'},\n  encapsulation: ViewEncapsulation.None,\n  changeDetection: ChangeDetectionStrategy.OnPush,\n  template: `\n    <ng-template ngFor let-item [ngForOf]=\"nav.items\">\n      <div ngbNavPane *ngIf=\"item.isPanelInDom() || isPanelTransitioning(item)\" [item]=\"item\" [nav]=\"nav\" [role]=\"paneRole\">\n        <ng-template [ngTemplateOutlet]=\"item.contentTpl?.templateRef || null\"\n                     [ngTemplateOutletContext]=\"{$implicit: item.active || isPanelTransitioning(item)}\"></ng-template>\n      </div>\n    </ng-template>\n  `\n})\nexport class NgbNavOutlet implements AfterViewInit {\n  private _activePane: NgbNavPane | null = null;\n\n  @ViewChildren(NgbNavPane) private _panes: QueryList<NgbNavPane>;\n\n  /**\n   * A role to set on the nav pane\n   */\n  @Input() paneRole;\n\n  /**\n   * Reference to the `NgbNav`\n   */\n  @Input('ngbNavOutlet') nav: NgbNav;\n\n  constructor(private _cd: ChangeDetectorRef, private _ngZone: NgZone) {}\n\n  isPanelTransitioning(item: NgbNavItem) { return this._activePane ?.item === item; }\n\n  ngAfterViewInit() {\n    // initial display\n    this._updateActivePane();\n\n    // this will be emitted for all 3 types of nav changes: .select(), [activeId] or (click)\n    this.nav.navItemChange$\n      .pipe(takeUntil(this.nav.destroy$), startWith(this._activePane ?.item || null), distinctUntilChanged(), skip(1))\n      .subscribe(nextItem => {\n      const options: NgbTransitionOptions<undefined> = {animation: this.nav.animation, runningTransition: 'stop'};\n\n      // next panel we're switching to will only appear in DOM after the change detection is done\n      // and `this._panes` will be updated\n      this._cd.detectChanges();\n\n      // fading out\n      if (this._activePane) {\n        ngbRunTransition(this._ngZone, this._activePane.elRef.nativeElement, ngbNavFadeOutTransition, options)\n            .subscribe(() => {\n              const activeItem = this._activePane ?.item;\n              this._activePane = this._getPaneForItem(nextItem);\n\n              // mark for check when transition finishes as outlet or parent containers might be OnPush\n              // without this the panes that have \"faded out\" will stay in DOM\n              this._cd.markForCheck();\n\n              // fading in\n              if (this._activePane) {\n                // we have to add the '.active' class before running the transition,\n                // because it should be in place before `ngbRunTransition` does `reflow()`\n                this._activePane.elRef.nativeElement.classList.add('active');\n                ngbRunTransition(this._ngZone, this._activePane.elRef.nativeElement, ngbNavFadeInTransition, options)\n                    .subscribe(() => {\n                      if (nextItem) {\n                        nextItem.shown.emit();\n                        this.nav.shown.emit(nextItem.id);\n                      }\n                    });\n              }\n\n              if (activeItem) {\n                activeItem.hidden.emit();\n                this.nav.hidden.emit(activeItem.id);\n              }\n            });\n      } else {\n        this._updateActivePane();\n      }\n      });\n  }\n\n  private _updateActivePane() {\n    this._activePane = this._getActivePane();\n    this._activePane ?.elRef.nativeElement.classList.add('show');\n    this._activePane ?.elRef.nativeElement.classList.add('active');\n  }\n\n  private _getPaneForItem(item: NgbNavItem | null) {\n    return this._panes && this._panes.find(pane => pane.item === item) || null;\n  }\n\n  private _getActivePane(): NgbNavPane | null {\n    return this._panes && this._panes.find(pane => pane.item.active) || null;\n  }\n}\n"]}