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-rw-r--r--dom/broadcastchannel/BroadcastChannel.h93
1 files changed, 93 insertions, 0 deletions
diff --git a/dom/broadcastchannel/BroadcastChannel.h b/dom/broadcastchannel/BroadcastChannel.h
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+++ b/dom/broadcastchannel/BroadcastChannel.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_BroadcastChannel_h
+#define mozilla_dom_BroadcastChannel_h
+
+#include "mozilla/Attributes.h"
+#include "mozilla/DOMEventTargetHelper.h"
+#include "nsTArray.h"
+#include "mozilla/RefPtr.h"
+
+class nsIGlobalObject;
+
+namespace mozilla {
+
+namespace ipc {
+class PrincipalInfo;
+} // namespace ipc
+
+namespace dom {
+
+class BroadcastChannelChild;
+class RefMessageBodyService;
+class WorkerRef;
+
+class BroadcastChannel final : public DOMEventTargetHelper {
+ friend class BroadcastChannelChild;
+
+ using PrincipalInfo = mozilla::ipc::PrincipalInfo;
+
+ public:
+ NS_DECL_ISUPPORTS_INHERITED
+
+ NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(BroadcastChannel,
+ DOMEventTargetHelper)
+
+ virtual JSObject* WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ static already_AddRefed<BroadcastChannel> Constructor(
+ const GlobalObject& aGlobal, const nsAString& aChannel, ErrorResult& aRv);
+
+ void GetName(nsAString& aName) const { aName = mChannel; }
+
+ void PostMessage(JSContext* aCx, JS::Handle<JS::Value> aMessage,
+ ErrorResult& aRv);
+
+ void Close();
+
+ IMPL_EVENT_HANDLER(message)
+ IMPL_EVENT_HANDLER(messageerror)
+
+ void Shutdown();
+
+ private:
+ BroadcastChannel(nsIGlobalObject* aGlobal, const nsAString& aChannel,
+ const nsID& aPortUUID);
+
+ ~BroadcastChannel();
+
+ void MessageReceived(const MessageData& aData);
+
+ void MessageDelivered(const nsID& aMessageID, uint32_t aOtherBCs);
+
+ void RemoveDocFromBFCache();
+
+ void DisconnectFromOwner() override;
+
+ void DispatchError(JSContext* aCx);
+
+ RefPtr<BroadcastChannelChild> mActor;
+
+ RefPtr<RefMessageBodyService> mRefMessageBodyService;
+
+ RefPtr<WorkerRef> mWorkerRef;
+
+ nsString mChannel;
+ nsString mOriginForEvents;
+
+ enum { StateActive, StateClosed } mState;
+
+ // This ID is used to identify the messages-by-reference sent by this port.
+ // See RefMessageBodyService.
+ nsID mPortUUID;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_BroadcastChannel_h