michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim: set ts=8 sts=2 et sw=2 tw=80: */
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
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef nsISizeOfEventTarget_h___
michael@0: #define nsISizeOfEventTarget_h___
michael@0: 
michael@0: #include "mozilla/MemoryReporting.h"
michael@0: #include "nsISupports.h"
michael@0: 
michael@0: #define NS_ISIZEOFEVENTTARGET_IID \
michael@0:   {0xa1e08cb9, 0x5455, 0x4593, \
michael@0:     { 0xb4, 0x1f, 0x38, 0x7a, 0x85, 0x44, 0xd0, 0xb5 }}
michael@0: 
michael@0: /**
michael@0:  * This class is much the same as nsISizeOf, but is specifically for measuring
michael@0:  * the contents of nsGlobalWindow::mEventTargetObjects.
michael@0:  *
michael@0:  * We don't use nsISizeOf because if we did, any object belonging to
michael@0:  * mEventTargetObjects that implements nsISizeOf would be measured, which we
michael@0:  * may not want (perhaps because the object is also measured elsewhere).
michael@0:  */
michael@0: class nsISizeOfEventTarget : public nsISupports
michael@0: {
michael@0: public:
michael@0:   NS_DECLARE_STATIC_IID_ACCESSOR(NS_ISIZEOFEVENTTARGET_IID)
michael@0: 
michael@0:   /**
michael@0:    * Measures the size of the things pointed to by the object, plus the object
michael@0:    * itself.
michael@0:    */
michael@0:   virtual size_t
michael@0:     SizeOfEventTargetIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const = 0;
michael@0: };
michael@0: 
michael@0: NS_DEFINE_STATIC_IID_ACCESSOR(nsISizeOfEventTarget, NS_ISIZEOFEVENTTARGET_IID)
michael@0: 
michael@0: #endif /* nsISizeOfEventTarget_h___ */