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-rw-r--r--dom/presentation/PresentationAvailability.h74
1 files changed, 74 insertions, 0 deletions
diff --git a/dom/presentation/PresentationAvailability.h b/dom/presentation/PresentationAvailability.h
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+++ b/dom/presentation/PresentationAvailability.h
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+/* -*- 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_PresentationAvailability_h
+#define mozilla_dom_PresentationAvailability_h
+
+#include "mozilla/DOMEventTargetHelper.h"
+#include "nsIPresentationListener.h"
+#include "nsTArray.h"
+
+namespace mozilla {
+namespace dom {
+
+class Promise;
+
+class PresentationAvailability final : public DOMEventTargetHelper
+ , public nsIPresentationAvailabilityListener
+ , public SupportsWeakPtr<PresentationAvailability>
+{
+public:
+ NS_DECL_ISUPPORTS_INHERITED
+ NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(PresentationAvailability,
+ DOMEventTargetHelper)
+ NS_DECL_NSIPRESENTATIONAVAILABILITYLISTENER
+ MOZ_DECLARE_WEAKREFERENCE_TYPENAME(PresentationAvailability)
+
+ static already_AddRefed<PresentationAvailability>
+ Create(nsPIDOMWindowInner* aWindow,
+ const nsTArray<nsString>& aUrls,
+ RefPtr<Promise>& aPromise);
+
+ virtual void DisconnectFromOwner() override;
+
+ virtual JSObject* WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ bool Equals(const uint64_t aWindowID, const nsTArray<nsString>& aUrls) const;
+
+ bool IsCachedValueReady();
+
+ void EnqueuePromise(RefPtr<Promise>& aPromise);
+
+ // WebIDL (public APIs)
+ bool Value() const;
+
+ IMPL_EVENT_HANDLER(change);
+
+private:
+ explicit PresentationAvailability(nsPIDOMWindowInner* aWindow,
+ const nsTArray<nsString>& aUrls);
+
+ virtual ~PresentationAvailability();
+
+ bool Init(RefPtr<Promise>& aPromise);
+
+ void Shutdown();
+
+ void UpdateAvailabilityAndDispatchEvent(bool aIsAvailable);
+
+ bool mIsAvailable;
+
+ nsTArray<RefPtr<Promise>> mPromises;
+
+ nsTArray<nsString> mUrls;
+ nsTArray<bool> mAvailabilityOfUrl;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_PresentationAvailability_h