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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/events/MessageEvent.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/events/MessageEvent.h')
-rw-r--r--dom/events/MessageEvent.h86
1 files changed, 86 insertions, 0 deletions
diff --git a/dom/events/MessageEvent.h b/dom/events/MessageEvent.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/. */
+
+#ifndef mozilla_dom_MessageEvent_h_
+#define mozilla_dom_MessageEvent_h_
+
+#include "mozilla/dom/Event.h"
+#include "mozilla/dom/BindingUtils.h"
+#include "nsCycleCollectionParticipant.h"
+
+namespace mozilla {
+namespace dom {
+
+struct MessageEventInit;
+class MessagePort;
+class OwningWindowProxyOrMessagePort;
+class WindowProxyOrMessagePort;
+
+/**
+ * Implements the MessageEvent event, used for cross-document messaging and
+ * server-sent events.
+ *
+ * See http://www.whatwg.org/specs/web-apps/current-work/#messageevent for
+ * further details.
+ */
+class MessageEvent final : public Event
+{
+public:
+ MessageEvent(EventTarget* aOwner,
+ nsPresContext* aPresContext,
+ WidgetEvent* aEvent);
+
+ NS_DECL_ISUPPORTS_INHERITED
+ NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(MessageEvent, Event)
+
+ // Forward to base class
+ NS_FORWARD_TO_EVENT
+
+ virtual JSObject* WrapObjectInternal(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
+
+ void GetData(JSContext* aCx, JS::MutableHandle<JS::Value> aData,
+ ErrorResult& aRv);
+ void GetOrigin(nsAString&) const;
+ void GetLastEventId(nsAString&) const;
+ void GetSource(Nullable<OwningWindowProxyOrMessagePort>& aValue) const;
+
+ void GetPorts(nsTArray<RefPtr<MessagePort>>& aPorts);
+
+ static already_AddRefed<MessageEvent>
+ Constructor(const GlobalObject& aGlobal,
+ const nsAString& aType,
+ const MessageEventInit& aEventInit,
+ ErrorResult& aRv);
+
+ static already_AddRefed<MessageEvent>
+ Constructor(EventTarget* aEventTarget,
+ const nsAString& aType,
+ const MessageEventInit& aEventInit,
+ ErrorResult& aRv);
+
+ void InitMessageEvent(JSContext* aCx, const nsAString& aType, bool aCanBubble,
+ bool aCancelable, JS::Handle<JS::Value> aData,
+ const nsAString& aOrigin, const nsAString& aLastEventId,
+ const Nullable<WindowProxyOrMessagePort>& aSource,
+ const Sequence<OwningNonNull<MessagePort>>& aPorts);
+
+protected:
+ ~MessageEvent();
+
+private:
+ JS::Heap<JS::Value> mData;
+ nsString mOrigin;
+ nsString mLastEventId;
+ RefPtr<nsPIDOMWindowInner> mWindowSource;
+ RefPtr<MessagePort> mPortSource;
+
+ nsTArray<RefPtr<MessagePort>> mPorts;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_MessageEvent_h_