forked from hazza/dspace-angular
41 lines
1.2 KiB
TypeScript
41 lines
1.2 KiB
TypeScript
import { Component, OnInit, OnDestroy } from '@angular/core';
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import { ContextHelpService } from '../../shared/context-help.service';
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import { TranslateService } from '@ngx-translate/core';
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import { Observable, Subscription, BehaviorSubject } from 'rxjs';
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import { combineLatest } from 'rxjs';
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@Component({
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selector: 'ds-context-help-toggle',
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templateUrl: './context-help-toggle.component.html',
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styleUrls: ['./context-help-toggle.component.scss']
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})
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export class ContextHelpToggleComponent implements OnInit, OnDestroy {
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buttonDisabled$: Observable<boolean>;
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constructor(
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private contextHelpService: ContextHelpService,
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private translateService: TranslateService
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) { }
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private clickEvents: BehaviorSubject<null> = new BehaviorSubject(null);
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private subs: Subscription[];
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ngOnInit(): void {
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this.buttonDisabled$ = this.contextHelpService.contextHelpEmpty$();
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this.subs = [
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this.buttonDisabled$.subscribe(),
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combineLatest([this.clickEvents, this.buttonDisabled$])
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.subscribe(([_, disabled]) =>
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disabled ? null : this.contextHelpService.toggleIcons())
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];
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}
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ngOnDestroy() {
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this.subs.forEach(sub => sub.unsubscribe());
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}
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onClick() {
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this.clickEvents.next(null);
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}
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}
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