| import { Subject } from '../Subject'; |
| import { Subscription } from '../Subscription'; |
| import { OuterSubscriber } from '../OuterSubscriber'; |
| import { subscribeToResult } from '../util/subscribeToResult'; |
| export function windowToggle(openings, closingSelector) { |
| return (source) => source.lift(new WindowToggleOperator(openings, closingSelector)); |
| } |
| class WindowToggleOperator { |
| constructor(openings, closingSelector) { |
| this.openings = openings; |
| this.closingSelector = closingSelector; |
| } |
| call(subscriber, source) { |
| return source.subscribe(new WindowToggleSubscriber(subscriber, this.openings, this.closingSelector)); |
| } |
| } |
| class WindowToggleSubscriber extends OuterSubscriber { |
| constructor(destination, openings, closingSelector) { |
| super(destination); |
| this.openings = openings; |
| this.closingSelector = closingSelector; |
| this.contexts = []; |
| this.add(this.openSubscription = subscribeToResult(this, openings, openings)); |
| } |
| _next(value) { |
| const { contexts } = this; |
| if (contexts) { |
| const len = contexts.length; |
| for (let i = 0; i < len; i++) { |
| contexts[i].window.next(value); |
| } |
| } |
| } |
| _error(err) { |
| const { contexts } = this; |
| this.contexts = null; |
| if (contexts) { |
| const len = contexts.length; |
| let index = -1; |
| while (++index < len) { |
| const context = contexts[index]; |
| context.window.error(err); |
| context.subscription.unsubscribe(); |
| } |
| } |
| super._error(err); |
| } |
| _complete() { |
| const { contexts } = this; |
| this.contexts = null; |
| if (contexts) { |
| const len = contexts.length; |
| let index = -1; |
| while (++index < len) { |
| const context = contexts[index]; |
| context.window.complete(); |
| context.subscription.unsubscribe(); |
| } |
| } |
| super._complete(); |
| } |
| _unsubscribe() { |
| const { contexts } = this; |
| this.contexts = null; |
| if (contexts) { |
| const len = contexts.length; |
| let index = -1; |
| while (++index < len) { |
| const context = contexts[index]; |
| context.window.unsubscribe(); |
| context.subscription.unsubscribe(); |
| } |
| } |
| } |
| notifyNext(outerValue, innerValue, outerIndex, innerIndex, innerSub) { |
| if (outerValue === this.openings) { |
| let closingNotifier; |
| try { |
| const { closingSelector } = this; |
| closingNotifier = closingSelector(innerValue); |
| } |
| catch (e) { |
| return this.error(e); |
| } |
| const window = new Subject(); |
| const subscription = new Subscription(); |
| const context = { window, subscription }; |
| this.contexts.push(context); |
| const innerSubscription = subscribeToResult(this, closingNotifier, context); |
| if (innerSubscription.closed) { |
| this.closeWindow(this.contexts.length - 1); |
| } |
| else { |
| innerSubscription.context = context; |
| subscription.add(innerSubscription); |
| } |
| this.destination.next(window); |
| } |
| else { |
| this.closeWindow(this.contexts.indexOf(outerValue)); |
| } |
| } |
| notifyError(err) { |
| this.error(err); |
| } |
| notifyComplete(inner) { |
| if (inner !== this.openSubscription) { |
| this.closeWindow(this.contexts.indexOf(inner.context)); |
| } |
| } |
| closeWindow(index) { |
| if (index === -1) { |
| return; |
| } |
| const { contexts } = this; |
| const context = contexts[index]; |
| const { window, subscription } = context; |
| contexts.splice(index, 1); |
| window.complete(); |
| subscription.unsubscribe(); |
| } |
| } |
| //# sourceMappingURL=windowToggle.js.map |