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

110 строки
2.8 KiB
C++

/* -*- 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/. */
#include "nsServiceManagerUtils.h"
#include "PresentationContentSessionInfo.h"
#include "PresentationIPCService.h"
namespace mozilla {
namespace dom {
NS_IMPL_ISUPPORTS(PresentationContentSessionInfo,
nsIPresentationSessionTransportCallback);
nsresult
PresentationContentSessionInfo::Init() {
if (NS_WARN_IF(NS_FAILED(mTransport->SetCallback(this)))) {
return NS_ERROR_NOT_AVAILABLE;
}
if (NS_WARN_IF(NS_FAILED(mTransport->EnableDataNotification()))) {
return NS_ERROR_NOT_AVAILABLE;
}
return NS_OK;
}
nsresult
PresentationContentSessionInfo::Send(const nsAString& aData)
{
if (!mTransport) {
return NS_ERROR_NOT_AVAILABLE;
}
return mTransport->Send(aData);
}
nsresult
PresentationContentSessionInfo::SendBinaryMsg(const nsACString& aData)
{
if (NS_WARN_IF(!mTransport)) {
return NS_ERROR_NOT_AVAILABLE;
}
return mTransport->SendBinaryMsg(aData);
}
nsresult
PresentationContentSessionInfo::SendBlob(nsIDOMBlob* aBlob)
{
if (NS_WARN_IF(!mTransport)) {
return NS_ERROR_NOT_AVAILABLE;
}
return mTransport->SendBlob(aBlob);
}
nsresult
PresentationContentSessionInfo::Close(nsresult aReason)
{
if (!mTransport) {
return NS_ERROR_NOT_AVAILABLE;
}
return mTransport->Close(aReason);
}
// nsIPresentationSessionTransportCallback
NS_IMETHODIMP
PresentationContentSessionInfo::NotifyTransportReady()
{
// do nothing since |onSessionTransport| implies this
return NS_OK;
}
NS_IMETHODIMP
PresentationContentSessionInfo::NotifyTransportClosed(nsresult aReason)
{
MOZ_ASSERT(NS_IsMainThread());
// Nullify |mTransport| here so it won't try to re-close |mTransport| in
// potential subsequent |Shutdown| calls.
mTransport = nullptr;
nsCOMPtr<nsIPresentationService> service =
do_GetService(PRESENTATION_SERVICE_CONTRACTID);
if (NS_WARN_IF(!service)) {
return NS_ERROR_NOT_AVAILABLE;
}
return static_cast<PresentationIPCService*>(service.get())->
NotifyTransportClosed(mSessionId, mRole, aReason);
}
NS_IMETHODIMP
PresentationContentSessionInfo::NotifyData(const nsACString& aData,
bool aIsBinary)
{
MOZ_ASSERT(NS_IsMainThread());
nsCOMPtr<nsIPresentationService> service =
do_GetService(PRESENTATION_SERVICE_CONTRACTID);
if (NS_WARN_IF(!service)) {
return NS_ERROR_NOT_AVAILABLE;
}
return static_cast<PresentationIPCService*>(service.get())->
NotifyMessage(mSessionId, aData, aIsBinary);
}
} // namespace dom
} // namespace mozilla