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1 /* | 1 /* |
2 * Copyright (C) 2007 Henry Mason (hmason@mac.com) | 2 * Copyright (C) 2007 Henry Mason (hmason@mac.com) |
3 * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. | 3 * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
25 * | 25 * |
26 */ | 26 */ |
27 | 27 |
28 #include "config.h" | 28 #include "config.h" |
29 #include "core/events/MessageEvent.h" | 29 #include "core/events/MessageEvent.h" |
30 | 30 |
| 31 #include "bindings/v8/ExceptionMessages.h" |
31 #include "core/events/ThreadLocalEventNames.h" | 32 #include "core/events/ThreadLocalEventNames.h" |
32 #include "core/frame/DOMWindow.h" | 33 #include "core/frame/DOMWindow.h" |
33 | 34 |
34 namespace WebCore { | 35 namespace WebCore { |
35 | 36 |
36 static inline bool isValidSource(EventTarget* source) | 37 static inline bool isValidSource(EventTarget* source) |
37 { | 38 { |
38 return !source || source->toDOMWindow() || source->toMessagePort(); | 39 return !source || source->toDOMWindow() || source->toMessagePort(); |
39 } | 40 } |
40 | 41 |
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126 , m_dataAsArrayBuffer(data) | 127 , m_dataAsArrayBuffer(data) |
127 , m_origin(origin) | 128 , m_origin(origin) |
128 { | 129 { |
129 ScriptWrappable::init(this); | 130 ScriptWrappable::init(this); |
130 } | 131 } |
131 | 132 |
132 MessageEvent::~MessageEvent() | 133 MessageEvent::~MessageEvent() |
133 { | 134 { |
134 } | 135 } |
135 | 136 |
| 137 PassRefPtr<MessageEvent> MessageEvent::create(const AtomicString& type, const Me
ssageEventInit& initializer, ExceptionState& exceptionState) |
| 138 { |
| 139 if (initializer.source.get() && !isValidSource(initializer.source.get())) { |
| 140 exceptionState.throwTypeError(ExceptionMessages::failedToConstruct("Mess
ageEvent", "The optional 'source' property is neither a Window nor MessagePort."
)); |
| 141 return 0; |
| 142 } |
| 143 return adoptRef(new MessageEvent(type, initializer)); |
| 144 } |
| 145 |
136 void MessageEvent::initMessageEvent(const AtomicString& type, bool canBubble, bo
ol cancelable, const String& origin, const String& lastEventId, DOMWindow* sourc
e, PassOwnPtr<MessagePortArray> ports) | 146 void MessageEvent::initMessageEvent(const AtomicString& type, bool canBubble, bo
ol cancelable, const String& origin, const String& lastEventId, DOMWindow* sourc
e, PassOwnPtr<MessagePortArray> ports) |
137 { | 147 { |
138 if (dispatched()) | 148 if (dispatched()) |
139 return; | 149 return; |
140 | 150 |
141 initEvent(type, canBubble, cancelable); | 151 initEvent(type, canBubble, cancelable); |
142 | 152 |
143 m_dataType = DataTypeScriptValue; | 153 m_dataType = DataTypeScriptValue; |
144 m_origin = origin; | 154 m_origin = origin; |
145 m_lastEventId = lastEventId; | 155 m_lastEventId = lastEventId; |
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169 { | 179 { |
170 return EventNames::MessageEvent; | 180 return EventNames::MessageEvent; |
171 } | 181 } |
172 | 182 |
173 void MessageEvent::entangleMessagePorts(ExecutionContext* context) | 183 void MessageEvent::entangleMessagePorts(ExecutionContext* context) |
174 { | 184 { |
175 m_ports = MessagePort::entanglePorts(*context, m_channels.release()); | 185 m_ports = MessagePort::entanglePorts(*context, m_channels.release()); |
176 } | 186 } |
177 | 187 |
178 } // namespace WebCore | 188 } // namespace WebCore |
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