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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 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. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 part of html; | 5 part of html; |
6 | 6 |
7 _serialize(var message) { | 7 _serialize(var message) { |
8 return new _JsSerializer().traverse(message); | 8 return new _JsSerializer().traverse(message); |
9 } | 9 } |
10 | 10 |
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93 return _deserialize(result); | 93 return _deserialize(result); |
94 } | 94 } |
95 | 95 |
96 static _call(int isolateId, int portId, var message) { | 96 static _call(int isolateId, int portId, var message) { |
97 var target = 'dart-port-$isolateId-$portId'; | 97 var target = 'dart-port-$isolateId-$portId'; |
98 // TODO(vsm): Make this re-entrant. | 98 // TODO(vsm): Make this re-entrant. |
99 // TODO(vsm): Set this up set once, on the first call. | 99 // TODO(vsm): Set this up set once, on the first call. |
100 var source = '$target-result'; | 100 var source = '$target-result'; |
101 var result = null; | 101 var result = null; |
102 window.on[source].first.then((Event e) { | 102 window.on[source].first.then((Event e) { |
103 result = json.parse(_getPortSyncEventData(e)); | 103 result = JSON.decode(_getPortSyncEventData(e)); |
104 }); | 104 }); |
105 _dispatchEvent(target, [source, message]); | 105 _dispatchEvent(target, [source, message]); |
106 return result; | 106 return result; |
107 } | 107 } |
108 | 108 |
109 bool operator==(var other) { | 109 bool operator==(var other) { |
110 return (other is _RemoteSendPortSync) && (_isolateId == other._isolateId) | 110 return (other is _RemoteSendPortSync) && (_isolateId == other._isolateId) |
111 && (_portId == other._portId); | 111 && (_portId == other._portId); |
112 } | 112 } |
113 | 113 |
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177 } | 177 } |
178 | 178 |
179 static String _getListenerName(isolateId, portId) => | 179 static String _getListenerName(isolateId, portId) => |
180 'dart-port-$isolateId-$portId'; | 180 'dart-port-$isolateId-$portId'; |
181 String get _listenerName => _getListenerName(_isolateId, _portId); | 181 String get _listenerName => _getListenerName(_isolateId, _portId); |
182 | 182 |
183 void receive(callback(var message)) { | 183 void receive(callback(var message)) { |
184 _callback = callback; | 184 _callback = callback; |
185 if (_portSubscription == null) { | 185 if (_portSubscription == null) { |
186 _portSubscription = window.on[_listenerName].listen((Event e) { | 186 _portSubscription = window.on[_listenerName].listen((Event e) { |
187 var data = json.parse(_getPortSyncEventData(e)); | 187 var data = JSON.decode(_getPortSyncEventData(e)); |
188 var replyTo = data[0]; | 188 var replyTo = data[0]; |
189 var message = _deserialize(data[1]); | 189 var message = _deserialize(data[1]); |
190 var result = _callback(message); | 190 var result = _callback(message); |
191 _dispatchEvent(replyTo, _serialize(result)); | 191 _dispatchEvent(replyTo, _serialize(result)); |
192 }); | 192 }); |
193 } | 193 } |
194 } | 194 } |
195 | 195 |
196 void close() { | 196 void close() { |
197 _portMap.remove(_portId); | 197 _portMap.remove(_portId); |
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208 } else { | 208 } else { |
209 return new _RemoteSendPortSync(isolateId, portId); | 209 return new _RemoteSendPortSync(isolateId, portId); |
210 } | 210 } |
211 } | 211 } |
212 } | 212 } |
213 | 213 |
214 get _isolateId => ReceivePortSync._isolateId; | 214 get _isolateId => ReceivePortSync._isolateId; |
215 | 215 |
216 void _dispatchEvent(String receiver, var message) { | 216 void _dispatchEvent(String receiver, var message) { |
217 var event = new CustomEvent(receiver, canBubble: false, cancelable:false, | 217 var event = new CustomEvent(receiver, canBubble: false, cancelable:false, |
218 detail: json.stringify(message)); | 218 detail: JSON.encode(message)); |
219 window.dispatchEvent(event); | 219 window.dispatchEvent(event); |
220 } | 220 } |
221 | 221 |
222 String _getPortSyncEventData(CustomEvent event) => event.detail; | 222 String _getPortSyncEventData(CustomEvent event) => event.detail; |
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