74 lines
1.3 KiB
C++
74 lines
1.3 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_FileHandleCommon_h
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#define mozilla_dom_FileHandleCommon_h
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#include "nscore.h"
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#ifdef DEBUG
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#define DEBUGONLY(...) __VA_ARGS__
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#else
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#define DEBUGONLY(...) /* nothing */
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#endif
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struct PRThread;
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namespace mozilla {
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namespace dom {
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class RefCountedObject
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{
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public:
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NS_IMETHOD_(MozExternalRefCountType)
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AddRef() = 0;
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NS_IMETHOD_(MozExternalRefCountType)
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Release() = 0;
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protected:
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virtual ~RefCountedObject()
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{ }
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};
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class ThreadObject
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{
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DEBUGONLY(PRThread* mOwningThread;)
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public:
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explicit ThreadObject(DEBUGONLY(PRThread* aOwningThread))
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DEBUGONLY(: mOwningThread(aOwningThread))
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{ }
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virtual ~ThreadObject()
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{ }
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#ifdef DEBUG
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void
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AssertIsOnOwningThread() const;
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PRThread*
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OwningThread() const;
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#else
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void
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AssertIsOnOwningThread() const
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{ }
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#endif
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};
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class RefCountedThreadObject
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: public RefCountedObject
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, public ThreadObject
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{
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public:
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explicit RefCountedThreadObject(DEBUGONLY(PRThread* aOwningThread))
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: ThreadObject(DEBUGONLY(aOwningThread))
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{ }
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_FileHandleCommon_h
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