1 files changed, 103 insertions, 0 deletions
diff --git a/dom/ipc/jsactor/JSWindowActorProtocol.h b/dom/ipc/jsactor/JSWindowActorProtocol.h
new file mode 100644
index 0000000000..b0128d9307
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+++ b/dom/ipc/jsactor/JSWindowActorProtocol.h
@@ -0,0 +1,103 @@
+/* -*- 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_JSWindowActorProtocol_h
+#define mozilla_dom_JSWindowActorProtocol_h
+
+#include "mozilla/dom/BrowsingContext.h"
+#include "mozilla/dom/JSActorService.h"
+#include "mozilla/extensions/MatchPattern.h"
+#include "nsIURI.h"
+#include "nsString.h"
+#include "nsTArray.h"
+#include "nsIObserver.h"
+#include "nsIDOMEventListener.h"
+
+namespace mozilla {
+class ErrorResult;
+
+namespace dom {
+
+struct WindowActorOptions;
+class JSWindowActorInfo;
+class EventTarget;
+class JSActorProtocolUtils;
+
+/**
+ * Object corresponding to a single window actor protocol. This object acts as
+ * an Event listener for the actor which is called for events which would
+ * trigger actor creation.
+ *
+ * This object also can act as a carrier for methods and other state related to
+ * a single protocol managed by the JSActorService.
+ */
+class JSWindowActorProtocol final : public JSActorProtocol,
+                                    public nsIObserver,
+                                    public nsIDOMEventListener {
+ public:
+  NS_DECL_NSIOBSERVER
+  NS_DECL_NSIDOMEVENTLISTENER
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+  NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(JSWindowActorProtocol, nsIObserver)
+
+  static already_AddRefed<JSWindowActorProtocol> FromIPC(
+      const JSWindowActorInfo& aInfo);
+  JSWindowActorInfo ToIPC();
+
+  static already_AddRefed<JSWindowActorProtocol> FromWebIDLOptions(
+      const nsACString& aName, const WindowActorOptions& aOptions,
+      ErrorResult& aRv);
+
+  struct ParentSide : public Sided {};
+
+  struct EventDecl {
+    nsString mName;
+    EventListenerFlags mFlags;
+    Optional<bool> mPassive;
+    bool mCreateActor = true;
+  };
+
+  struct ChildSide : public Sided {
+    nsTArray<EventDecl> mEvents;
+    nsTArray<nsCString> mObservers;
+  };
+
+  const ParentSide& Parent() const override { return mParent; }
+  const ChildSide& Child() const override { return mChild; }
+
+  void RegisterListenersFor(EventTarget* aTarget);
+  void UnregisterListenersFor(EventTarget* aTarget);
+  void AddObservers();
+  void RemoveObservers();
+  bool Matches(BrowsingContext* aBrowsingContext, nsIURI* aURI,
+               const nsACString& aRemoteType, ErrorResult& aRv);
+
+ private:
+  explicit JSWindowActorProtocol(const nsACString& aName) : mName(aName) {}
+  extensions::MatchPatternSetCore* GetURIMatcher();
+  bool RemoteTypePrefixMatches(const nsDependentCSubstring& aRemoteType);
+  bool MessageManagerGroupMatches(BrowsingContext* aBrowsingContext);
+  ~JSWindowActorProtocol() = default;
+
+  nsCString mName;
+  bool mAllFrames = false;
+  bool mIncludeChrome = false;
+  nsTArray<nsString> mMatches;
+  nsTArray<nsCString> mRemoteTypes;
+  nsTArray<nsString> mMessageManagerGroups;
+
+  friend class JSActorProtocolUtils;
+
+  ParentSide mParent;
+  ChildSide mChild;
+
+  RefPtr<extensions::MatchPatternSetCore> mURIMatcher;
+};
+
+}  // namespace dom
+}  // namespace mozilla
+
+#endif  // mozilla_dom_JSWindowActorProtocol_h