gecko-dev/dom/presentation/Presentation.h

66 строки
1.8 KiB
C++

/* -*- 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_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