37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* 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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* enum type for objects that can be allocated by an nsPresArena */
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#ifndef mozilla_ArenaObjectID_h
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#define mozilla_ArenaObjectID_h
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#include "nsQueryFrame.h"
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namespace mozilla {
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enum ArenaObjectID {
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eArenaObjectID_DummyBeforeFirstObjectID = nsQueryFrame::NON_FRAME_MARKER - 1,
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#define PRES_ARENA_OBJECT(name_) \
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eArenaObjectID_##name_,
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#include "nsPresArenaObjectList.h"
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#undef PRES_ARENA_OBJECT
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/**
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* The PresArena implementation uses this bit to distinguish objects
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* allocated by size from objects allocated by type ID (that is, frames
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* using AllocateByFrameID and other objects using AllocateByObjectID).
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* It should not collide with any Object ID (above) or frame ID (in
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* nsQueryFrame.h). It is not 0x80000000 to avoid the question of
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* whether enumeration constants are signed.
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*/
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eArenaObjectID_NON_OBJECT_MARKER = 0x40000000
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};
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};
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#endif
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