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       1             : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim: set ts=8 sts=2 et sw=2 tw=80: */
       3             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #ifndef nsISizeOfEventTarget_h___
       8             : #define nsISizeOfEventTarget_h___
       9             : 
      10             : #include "mozilla/MemoryReporting.h"
      11             : #include "nsISupports.h"
      12             : 
      13             : #define NS_ISIZEOFEVENTTARGET_IID \
      14             :   {0xa1e08cb9, 0x5455, 0x4593, \
      15             :     { 0xb4, 0x1f, 0x38, 0x7a, 0x85, 0x44, 0xd0, 0xb5 }}
      16             : 
      17             : /**
      18             :  * This class is much the same as nsISizeOf, but is specifically for measuring
      19             :  * the contents of nsGlobalWindow::mEventTargetObjects.
      20             :  *
      21             :  * We don't use nsISizeOf because if we did, any object belonging to
      22             :  * mEventTargetObjects that implements nsISizeOf would be measured, which we
      23             :  * may not want (perhaps because the object is also measured elsewhere).
      24             :  */
      25           3 : class nsISizeOfEventTarget : public nsISupports
      26             : {
      27             : public:
      28             :   NS_DECLARE_STATIC_IID_ACCESSOR(NS_ISIZEOFEVENTTARGET_IID)
      29             : 
      30             :   /**
      31             :    * Measures the size of the things pointed to by the object, plus the object
      32             :    * itself.
      33             :    */
      34             :   virtual size_t
      35             :     SizeOfEventTargetIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const = 0;
      36             : };
      37             : 
      38             : NS_DEFINE_STATIC_IID_ACCESSOR(nsISizeOfEventTarget, NS_ISIZEOFEVENTTARGET_IID)
      39             : 
      40             : #endif /* nsISizeOfEventTarget_h___ */