gecko-dev/dom/presentation/ipc/PresentationContentSessionI...

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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_PresentationContentSessionInfo_h
#define mozilla_dom_PresentationContentSessionInfo_h
#include "nsCOMPtr.h"
#include "nsIPresentationSessionTransport.h"
namespace mozilla {
namespace dom {
/**
* PresentationContentSessionInfo manages nsIPresentationSessionTransport and
* delegates the callbacks to PresentationIPCService. Only lives in content
* process.
*/
class PresentationContentSessionInfo final
: public nsIPresentationSessionTransportCallback {
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIPRESENTATIONSESSIONTRANSPORTCALLBACK
PresentationContentSessionInfo(const nsAString& aSessionId, uint8_t aRole,
nsIPresentationSessionTransport* aTransport)
: mSessionId(aSessionId), mRole(aRole), mTransport(aTransport) {
MOZ_ASSERT(XRE_IsContentProcess());
MOZ_ASSERT(!aSessionId.IsEmpty());
MOZ_ASSERT(aRole == nsIPresentationService::ROLE_CONTROLLER ||
aRole == nsIPresentationService::ROLE_RECEIVER);
MOZ_ASSERT(aTransport);
}
nsresult Init();
nsresult Send(const nsAString& aData);
nsresult SendBinaryMsg(const nsACString& aData);
nsresult SendBlob(Blob* aBlob);
nsresult Close(nsresult aReason);
private:
virtual ~PresentationContentSessionInfo() = default;
nsString mSessionId;
uint8_t mRole;
nsCOMPtr<nsIPresentationSessionTransport> mTransport;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_PresentationContentSessionInfo_h