41 lines
1.2 KiB
TypeScript
41 lines
1.2 KiB
TypeScript
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import {
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MessageBus,
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MessageBusSource,
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MessageBusSink,
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SourceListener
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} from "angular2/src/web-workers/shared/message_bus";
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import {BaseException} from "angular2/src/facade/lang";
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/**
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* Bootstrapping a WebWorker
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*
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* You instantiate a WebWorker application by calling bootstrap with the URI of your worker's index
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* script
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* Note: The WebWorker script must call bootstrapWebworker once it is set up to complete the
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* bootstrapping process
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*/
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export function bootstrap(uri: string): void {
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throw new BaseException("Not Implemented");
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}
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export function spawnWorker(uri: string): MessageBus {
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var worker: Worker = new Worker(uri);
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return new UIMessageBus(new UIMessageBusSink(worker), new UIMessageBusSource(worker));
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}
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export class UIMessageBus implements MessageBus {
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constructor(public sink: UIMessageBusSink, public source: UIMessageBusSource) {}
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}
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export class UIMessageBusSink implements MessageBusSink {
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constructor(private _worker: Worker) {}
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send(message: Object): void { this._worker.postMessage(message); }
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}
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export class UIMessageBusSource implements MessageBusSource {
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constructor(private _worker: Worker) {}
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listen(fn: SourceListener): void { this._worker.addEventListener("message", fn); }
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}
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