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author | 杨宇千 <crupest@outlook.com> | 2019-03-07 21:18:14 +0800 |
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committer | GitHub <noreply@github.com> | 2019-03-07 21:18:14 +0800 |
commit | 028af6f786ac2664d301614d57bbff053c3dc9c0 (patch) | |
tree | 6fb1bf8abc6bebdc56e74e73db1e913239e41729 /Timeline/ClientApp/src/app/utility/debounce-click.directive.ts | |
parent | d4410036b62a65cedbe977efdcea023440a3198e (diff) | |
parent | d5322a3c8c3f3bab25686650a4637dbe480b3886 (diff) | |
download | timeline-028af6f786ac2664d301614d57bbff053c3dc9c0.tar.gz timeline-028af6f786ac2664d301614d57bbff053c3dc9c0.tar.bz2 timeline-028af6f786ac2664d301614d57bbff053c3dc9c0.zip |
Merge pull request #9 from crupest/8-module
Reorganize with modules.
Diffstat (limited to 'Timeline/ClientApp/src/app/utility/debounce-click.directive.ts')
-rw-r--r-- | Timeline/ClientApp/src/app/utility/debounce-click.directive.ts | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/Timeline/ClientApp/src/app/utility/debounce-click.directive.ts b/Timeline/ClientApp/src/app/utility/debounce-click.directive.ts new file mode 100644 index 00000000..feb0404e --- /dev/null +++ b/Timeline/ClientApp/src/app/utility/debounce-click.directive.ts @@ -0,0 +1,39 @@ +import { Directive, Output, Input, EventEmitter, ElementRef, OnInit, OnDestroy } from '@angular/core'; +import { fromEvent, Subscription } from 'rxjs'; +import { debounceTime } from 'rxjs/operators'; + +@Directive({ + selector: '[appDebounceClick]' +}) +export class DebounceClickDirective implements OnInit, OnDestroy { + + private subscription: Subscription; + + @Output('appDebounceClick') clickEvent = new EventEmitter<any>(); + + // tslint:disable-next-line:no-input-rename + @Input('appDebounceClickTime') + set debounceTime(value: number) { + if (this.subscription) { + this.subscription.unsubscribe(); + } + this.subscription = fromEvent(<HTMLElement>this.element.nativeElement, 'click').pipe( + debounceTime(value) + ).subscribe(o => this.clickEvent.emit(o)); + } + + constructor(private element: ElementRef) { + } + + ngOnInit() { + if (!this.subscription) { + this.subscription = fromEvent(<HTMLElement>this.element.nativeElement, 'click').pipe( + debounceTime(500) + ).subscribe(o => this.clickEvent.emit(o)); + } + } + + ngOnDestroy() { + this.subscription.unsubscribe(); + } +} |