michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef mozilla_ipc_backgroundchildimpl_h__
michael@0: #define mozilla_ipc_backgroundchildimpl_h__
michael@0: 
michael@0: #include "mozilla/Attributes.h"
michael@0: #include "mozilla/ipc/PBackgroundChild.h"
michael@0: 
michael@0: template <class> class nsAutoPtr;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace ipc {
michael@0: 
michael@0: // Instances of this class should never be created directly. This class is meant
michael@0: // to be inherited in BackgroundImpl.
michael@0: class BackgroundChildImpl : public PBackgroundChild
michael@0: {
michael@0: public:
michael@0:   class ThreadLocal;
michael@0: 
michael@0:   // Get the ThreadLocal for the current thread if
michael@0:   // BackgroundChild::GetOrCreateForCurrentThread() has been called and true was
michael@0:   // returned (e.g. a valid PBackgroundChild actor has been created or is in the
michael@0:   // process of being created). Otherwise this function returns null.
michael@0:   // This functions is implemented in BackgroundImpl.cpp.
michael@0:   static ThreadLocal*
michael@0:   GetThreadLocalForCurrentThread();
michael@0: 
michael@0: protected:
michael@0:   BackgroundChildImpl();
michael@0:   virtual ~BackgroundChildImpl();
michael@0: 
michael@0:   virtual void
michael@0:   ActorDestroy(ActorDestroyReason aWhy) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual PBackgroundTestChild*
michael@0:   AllocPBackgroundTestChild(const nsCString& aTestArg) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual bool
michael@0:   DeallocPBackgroundTestChild(PBackgroundTestChild* aActor) MOZ_OVERRIDE;
michael@0: };
michael@0: 
michael@0: class BackgroundChildImpl::ThreadLocal
michael@0: {
michael@0:   friend class nsAutoPtr<ThreadLocal>;
michael@0: 
michael@0:   // Add any members needed here.
michael@0: 
michael@0: public:
michael@0:   ThreadLocal();
michael@0: 
michael@0: private:
michael@0:   // Only destroyed by nsAutoPtr<ThreadLocal>.
michael@0:   ~ThreadLocal();
michael@0: };
michael@0: 
michael@0: } // namespace ipc
michael@0: } // namespace mozilla
michael@0: 
michael@0: #endif // mozilla_ipc_backgroundchildimpl_h__