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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsAutoLayoutPhase_h
#define nsAutoLayoutPhase_h
#ifdef DEBUG
# include <stdint.h>
enum class nsLayoutPhase : uint8_t;
class nsPresContext;
struct nsAutoLayoutPhase {
nsAutoLayoutPhase(nsPresContext* aPresContext, nsLayoutPhase aPhase);
~nsAutoLayoutPhase();
void Enter();
void Exit();
private:
nsPresContext* mPresContext;
nsLayoutPhase mPhase;
uint32_t mCount;
};
# define AUTO_LAYOUT_PHASE_ENTRY_POINT(pc_, phase_) \
nsAutoLayoutPhase autoLayoutPhase((pc_), (nsLayoutPhase::phase_))
# define LAYOUT_PHASE_TEMP_EXIT() \
PR_BEGIN_MACRO \
autoLayoutPhase.Exit(); \
PR_END_MACRO
# define LAYOUT_PHASE_TEMP_REENTER() \
PR_BEGIN_MACRO \
autoLayoutPhase.Enter(); \
PR_END_MACRO
#else // DEBUG
# define AUTO_LAYOUT_PHASE_ENTRY_POINT(pc_, phase_) PR_BEGIN_MACRO PR_END_MACRO
# define LAYOUT_PHASE_TEMP_EXIT() PR_BEGIN_MACRO PR_END_MACRO
# define LAYOUT_PHASE_TEMP_REENTER() PR_BEGIN_MACRO PR_END_MACRO
#endif // DEBUG
#endif // nsAutoLayoutPhase_h
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