1 files changed, 70 insertions, 0 deletions
diff --git a/dom/presentation/Presentation.h b/dom/presentation/Presentation.h
new file mode 100644
index 000000000..08d0003b3
--- /dev/null
+++ b/dom/presentation/Presentation.h
@@ -0,0 +1,70 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et cindent: */
+/* 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_Presentation_h
+#define mozilla_dom_Presentation_h
+
+#include "nsCOMPtr.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsISupportsImpl.h"
+#include "nsWrapperCache.h"
+
+class nsPIDOMWindowInner;
+
+namespace mozilla {
+namespace dom {
+
+class Promise;
+class PresentationReceiver;
+class PresentationRequest;
+
+class Presentation final : public nsISupports
+                         , public nsWrapperCache
+{
+public:
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(Presentation)
+
+  static already_AddRefed<Presentation> Create(nsPIDOMWindowInner* aWindow);
+
+  virtual JSObject* WrapObject(JSContext* aCx,
+                               JS::Handle<JSObject*> aGivenProto) override;
+
+  nsPIDOMWindowInner* GetParentObject() const
+  {
+    return mWindow;
+  }
+
+  // WebIDL (public APIs)
+  void SetDefaultRequest(PresentationRequest* aRequest);
+
+  already_AddRefed<PresentationRequest> GetDefaultRequest() const;
+
+  already_AddRefed<PresentationReceiver> GetReceiver();
+
+  // For bookkeeping unsettled start session request
+  void SetStartSessionUnsettled(bool aIsUnsettled);
+  bool IsStartSessionUnsettled() const;
+
+private:
+  explicit Presentation(nsPIDOMWindowInner* aWindow);
+
+  virtual ~Presentation();
+
+  bool HasReceiverSupport() const;
+
+  bool IsInPresentedContent() const;
+
+  RefPtr<PresentationRequest> mDefaultRequest;
+  RefPtr<PresentationReceiver> mReceiver;
+  nsCOMPtr<nsPIDOMWindowInner> mWindow;
+  bool mStartSessionUnsettled = false;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_Presentation_h