| /* |
| * Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
| * for details. All rights reserved. Use of this source code is governed by a |
| * BSD-style license that can be found in the LICENSE file. |
| */ |
| import "dart:async"; |
| import "dart:isolate"; |
| |
| void iMain(List data) { |
| SendPort replyPort = data[0]; |
| SendPort replyPort2 = data[1]; |
| ReceivePort receivePort = new ReceivePort(); |
| ReceivePort receivePort2 = new ReceivePort(); |
| replyPort2.send([receivePort.sendPort, receivePort2.sendPort]); |
| receivePort.listen((var element) { |
| replyPort.send(element); |
| }); |
| receivePort2.listen((var element) { |
| replyPort2.send(null); |
| receivePort.close(); |
| receivePort2.close(); |
| }); |
| } |
| |
| ReceivePort fromFuture(Future content) { |
| var element; |
| bool completed = false; |
| SendPort sendPort; |
| SendPort sendPort2; |
| void sendElement() { |
| if (sendPort != null && completed) { |
| sendPort.send(element); |
| sendPort2.send(null); |
| } |
| } |
| |
| content.then((value) { |
| element = value; |
| completed = true; |
| sendElement(); |
| }); |
| ReceivePort receivePort = new ReceivePort(); |
| ReceivePort receivePort2 = new ReceivePort(); |
| Isolate.spawn(iMain, [receivePort.sendPort, receivePort2.sendPort]); |
| receivePort2.listen((portList) { |
| if (portList != null) { |
| sendPort = portList[0]; |
| sendPort2 = portList[1]; |
| sendElement(); |
| } else { |
| receivePort.close(); |
| receivePort2.close(); |
| } |
| }); |
| return receivePort; |
| } |
| |
| ReceivePort fromIterable(Iterable content, {onDone(): null}) { |
| ReceivePort receivePort = new ReceivePort(); |
| ReceivePort receivePort2 = new ReceivePort(); |
| receivePort2.listen((portList) { |
| if (portList != null) { |
| SendPort sendPort = portList[0]; |
| SendPort sendPort2 = portList[1]; |
| for (var element in content) { |
| sendPort.send(element); |
| } |
| sendPort2.send(null); |
| } else { |
| receivePort.close(); |
| receivePort2.close(); |
| if (onDone != null) { |
| onDone(); |
| } |
| } |
| }); |
| Isolate.spawn(iMain, [receivePort.sendPort, receivePort2.sendPort]); |
| return receivePort; |
| } |