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| 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | |
| 2 // for details. All rights reserved. Use of this source code is governed by a | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 | |
| 5 library trydart.main; | |
| 6 | |
| 7 import 'dart:html' show | |
| 8 HttpRequest, | |
| 9 LinkElement, | |
| 10 querySelector, | |
| 11 window; | |
| 12 | |
| 13 import 'dart:isolate' show | |
| 14 Isolate, | |
| 15 ReceivePort, | |
| 16 SendPort; | |
| 17 | |
| 18 import 'compilation.dart' show | |
| 19 compilerPort, | |
| 20 currentSource; | |
| 21 | |
| 22 import 'samples.dart' show | |
| 23 EXAMPLE_HELLO; | |
| 24 | |
| 25 import 'ui.dart' show | |
| 26 buildUI, | |
| 27 interaction, | |
| 28 observer; | |
| 29 | |
| 30 import 'user_option.dart' show | |
| 31 UserOption; | |
| 32 | |
| 33 import 'settings.dart' show | |
| 34 alwaysRunInIframe, | |
| 35 communicateViaBlobs; | |
| 36 | |
| 37 bool isBrowserIE() { | |
| 38 return window.navigator.userAgent.contains(' Trident/7.0;'); | |
| 39 } | |
| 40 | |
| 41 initHiddenSettings() { | |
| 42 alwaysRunInIframe.setIfNotInitialized(isBrowserIE); | |
| 43 communicateViaBlobs.setIfNotInitialized(() => !isBrowserIE()); | |
| 44 } | |
| 45 | |
| 46 int count = 0; | |
| 47 | |
| 48 main() { | |
| 49 UserOption.storage = window.localStorage; | |
| 50 if (currentSource == null) { | |
| 51 currentSource = EXAMPLE_HELLO; | |
| 52 } | |
| 53 | |
| 54 initHiddenSettings(); | |
| 55 | |
| 56 buildUI(); | |
| 57 ReceivePort port = new ReceivePort(); | |
| 58 Isolate.spawnUri( | |
| 59 Uri.base.resolve('compiler_isolate.dart.js'), | |
| 60 const <String>[], port.sendPort).then((Isolate isolate) { | |
| 61 LinkElement link = querySelector('link[rel="dart-sdk"]'); | |
| 62 String sdk = link.href; | |
| 63 print('Using Dart SDK: $sdk'); | |
| 64 int messageCount = 0; | |
| 65 SendPort sendPort; | |
| 66 port.listen((message) { | |
| 67 messageCount++; | |
| 68 switch (messageCount) { | |
| 69 case 1: | |
| 70 sendPort = message as SendPort; | |
| 71 sendPort.send([sdk, port.sendPort]); | |
| 72 break; | |
| 73 case 2: | |
| 74 // Acknowledged Receiving the SDK URI. | |
| 75 compilerPort = sendPort; | |
| 76 interaction.onMutation([], observer); | |
| 77 break; | |
| 78 default: | |
| 79 // TODO(ahe): Close [port]? | |
| 80 print('Unexpected message received: $message'); | |
| 81 break; | |
| 82 } | |
| 83 }); | |
| 84 }); | |
| 85 } | |
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