C++ (Cpp) NS_NewOutputStreamReadyEvent Examples

Example #1

File: CacheFileOutputStream.cpp Project: MichaelKohler/gecko-dev

void
CacheFileOutputStream::NotifyListener()
{
  mFile->AssertOwnsLock();

  LOG(("CacheFileOutputStream::NotifyListener() [this=%p]", this));

  MOZ_ASSERT(mCallback);

  if (!mCallbackTarget) {
    mCallbackTarget = CacheFileIOManager::IOTarget();
    if (!mCallbackTarget) {
      LOG(("CacheFileOutputStream::NotifyListener() - Cannot get Cache I/O "
           "thread! Using main thread for callback."));
      mCallbackTarget = do_GetMainThread();
    }
  }

  nsCOMPtr<nsIOutputStreamCallback> asyncCallback =
    NS_NewOutputStreamReadyEvent(mCallback, mCallbackTarget);

  mCallback = nullptr;
  mCallbackTarget = nullptr;

  asyncCallback->OnOutputStreamReady(this);
}

Example #2

File: CacheFileOutputStream.cpp Project: jrmuizel/mozilla-central-skia

void
CacheFileOutputStream::NotifyListener()
{
  mFile->AssertOwnsLock();

  LOG(("CacheFileOutputStream::NotifyListener() [this=%p]", this));

  MOZ_ASSERT(mCallback);

  if (!mCallbackTarget)
    mCallbackTarget = NS_GetCurrentThread();

  nsCOMPtr<nsIOutputStreamCallback> asyncCallback =
    NS_NewOutputStreamReadyEvent(mCallback, mCallbackTarget);

  mCallback = nullptr;
  mCallbackTarget = nullptr;

  asyncCallback->OnOutputStreamReady(this);
}

Example #3

File: nsPipe3.cpp Project: lofter2011/Icefox

NS_IMETHODIMP
nsPipeOutputStream::AsyncWait(nsIOutputStreamCallback *callback,
                              PRUint32 flags,
                              PRUint32 requestedCount,
                              nsIEventTarget *target)
{
    LOG(("OOO AsyncWait [this=%x]\n", this));

    nsPipeEvents pipeEvents;
    {
        nsAutoMonitor mon(mPipe->mMonitor);

        // replace a pending callback
        mCallback = 0;
        mCallbackFlags = 0;

        if (!callback)
            return NS_OK;

        nsCOMPtr<nsIOutputStreamCallback> proxy;
        if (target) {
            nsresult rv = NS_NewOutputStreamReadyEvent(getter_AddRefs(proxy),
                                                       callback, target);
            if (NS_FAILED(rv)) return rv;
            callback = proxy;
        }

        if (NS_FAILED(mPipe->mStatus) ||
                (mWritable && !(flags & WAIT_CLOSURE_ONLY))) {
            // stream is already closed or writable; post event.
            pipeEvents.NotifyOutputReady(this, callback);
        }
        else {
            // queue up callback object to be notified when data becomes available
            mCallback = callback;
            mCallbackFlags = flags;
        }
    }
    return NS_OK;
}