gecko-dev/netwerk/ipc/ChannelEventQueue.cpp

47 строки
1.2 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: set sw=2 ts=8 et 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/. */
#include "nsISupports.h"
#include "mozilla/net/ChannelEventQueue.h"
namespace mozilla {
namespace net {
void
ChannelEventQueue::FlushQueue()
{
// Events flushed could include destruction of channel (and our own
// destructor) unless we make sure its refcount doesn't drop to 0 while this
// method is running.
nsCOMPtr<nsISupports> kungFuDeathGrip(mOwner);
// Prevent flushed events from flushing the queue recursively
mFlushing = true;
uint32_t i;
for (i = 0; i < mEventQueue.Length(); i++) {
mEventQueue[i]->Run();
if (mSuspended)
break;
}
// We will always want to remove at least one finished callback.
if (i < mEventQueue.Length())
i++;
// It is possible for new callbacks to be enqueued as we are
// flushing the queue, so the queue must not be cleared until
// all callbacks have run.
mEventQueue.RemoveElementsAt(0, i);
mFlushing = false;
}
}
}