gecko-dev/dom/file/ipc/IPCBlobInputStreamThread.h

60 строки
1.5 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_IPCBlobInputStreamThread_h
#define mozilla_dom_IPCBlobInputStreamThread_h
#include "nsIObserverService.h"
#include "nsIEventTarget.h"
#include "nsIObserver.h"
class nsIThread;
namespace mozilla {
namespace dom {
class IPCBlobInputStreamChild;
class IPCBlobInputStreamThread final : public nsIObserver,
public nsIEventTarget {
public:
NS_DECL_THREADSAFE_ISUPPORTS
NS_DECL_NSIOBSERVER
NS_DECL_NSIEVENTTARGET
static bool IsOnFileEventTarget(nsIEventTarget* aEventTarget);
static IPCBlobInputStreamThread* Get();
static IPCBlobInputStreamThread* GetOrCreate();
void MigrateActor(IPCBlobInputStreamChild* aActor);
bool Initialize();
void InitializeOnMainThread();
private:
~IPCBlobInputStreamThread() = default;
void MigrateActorInternal(IPCBlobInputStreamChild* aActor);
nsCOMPtr<nsIThread> mThread;
// This is populated if MigrateActor() is called before the initialization of
// the thread.
nsTArray<RefPtr<IPCBlobInputStreamChild>> mPendingActors;
};
bool IsOnDOMFileThread();
void AssertIsOnDOMFileThread();
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_IPCBlobInputStreamThread_h