Bug 847583 - Paris binding for MessageEvent, r=peterv

--HG--
extra : rebase_source : 1f43c32d1dd2e05a745fe105d5b7156148b3b900

content/events/src/nsDOMMessageEvent.cpp

@@ -40,6 +40,7 @@ nsDOMMessageEvent::nsDOMMessageEvent(mozilla::dom::EventTarget* aOwner,
     mData(JSVAL_VOID),
     mDataRooted(false)
 {
+  SetIsDOMBinding();
 }
 
 nsDOMMessageEvent::~nsDOMMessageEvent()

content/events/src/nsDOMMessageEvent.h

@@ -10,6 +10,7 @@
 #include "nsDOMEvent.h"
 #include "nsCycleCollectionParticipant.h"
 #include "jsapi.h"
+#include "mozilla/dom/MessageEventBinding.h"
 
 /**
  * Implements the MessageEvent event, used for cross-document messaging and
@@ -37,6 +38,39 @@ public:
 
   void RootData();
   void UnrootData();
+
+  virtual JSObject* WrapObject(JSContext* aCx, JSObject* aScope)
+  {
+    return mozilla::dom::MessageEventBinding::Wrap(aCx, aScope, this);
+  }
+
+  JS::Value GetData(JSContext* aCx, mozilla::ErrorResult& aRv)
+  {
+    JS::Value data;
+    aRv = GetData(aCx, &data);
+    return data;
+  }
+
+  already_AddRefed<nsIDOMWindow> GetSource()
+  {
+    nsCOMPtr<nsIDOMWindow> ret = mSource;
+    return ret.forget();
+  }
+
+  void InitMessageEvent(JSContext* aCx,
+                        const nsAString& aType,
+                        bool aCanBubble,
+                        bool aCancelable,
+                        JS::Value& aData,
+                        const nsAString& aOrigin,
+                        const nsAString& aLastEventId,
+                        nsIDOMWindow* aSource,
+                        mozilla::ErrorResult& aRv)
+  {
+    aRv = InitMessageEvent(aType, aCanBubble, aCancelable, aData,
+                           aOrigin, aLastEventId, aSource);
+  }
+
 private:
   jsval mData;
   bool mDataRooted;

dom/bindings/Bindings.conf

@@ -497,6 +497,10 @@ DOMInterfaces = {
     'binaryNames': { '__indexedGetter': 'IndexedGetter' }
 },
 
+'MessageEvent': {
+    'nativeType': 'nsDOMMessageEvent',
+},
+
 'MozChannel': [
 {
     'nativeType': 'nsIChannel',

dom/webidl/MessageEvent.webidl

@@ -0,0 +1,52 @@
+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * For more information on this interface, please see
+ * http://www.whatwg.org/specs/web-apps/current-work/#messageevent
+ */
+
+interface WindowProxy;
+
+interface MessageEvent : Event
+{
+  /**
+   * Custom data associated with this event.
+   */
+  [GetterThrows]
+  readonly attribute any data;
+
+  /**
+   * The origin of the site from which this event originated, which is the
+   * scheme, ":", and if the URI has a host, "//" followed by the
+   * host, and if the port is not the default for the given scheme,
+   * ":" followed by that port.  This value does not have a trailing slash.
+   */
+  readonly attribute DOMString origin;
+
+  /**
+   * The last event ID string of the event source, for server-sent DOM events; this
+   * value is the empty string for cross-origin messaging.
+   */
+  readonly attribute DOMString lastEventId;
+
+  /**
+   * The window which originated this event.
+   */
+  readonly attribute WindowProxy? source;
+
+  /**
+   * Initializes this event with the given data, in a manner analogous to
+   * the similarly-named method on the nsIDOMEvent interface, also setting the
+   * data, origin, source, and lastEventId attributes of this appropriately.
+   */
+  [Throws]
+  void initMessageEvent(DOMString aType,
+                        boolean aCanBubble,
+                        boolean aCancelable,
+                        any aData,
+                        DOMString aOrigin,
+                        DOMString aLastEventId,
+                        WindowProxy? aSource);
+};

dom/webidl/WebIDL.mk

@@ -122,6 +122,7 @@ webidl_files = \
   LocalMediaStream.webidl \
   Location.webidl \
   MediaStream.webidl \
+  MessageEvent.webidl \
   MutationObserver.webidl \
   Node.webidl \
   NodeFilter.webidl \