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comparison: layout/base/nsAutoLayoutPhase.h
layout/base/nsAutoLayoutPhase.h
- changeset 0
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| -1:000000000000 | 0:34094f15a808 |
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| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 #ifndef nsAutoLayoutPhase_h | |
| 6 #define nsAutoLayoutPhase_h | |
| 7 | |
| 8 #ifdef DEBUG | |
| 9 | |
| 10 // We can't forward declare an enum before C++11 which means we have to include | |
| 11 // nsPresContext.h just because nsLayoutPhase is passed to the ctor. | |
| 12 #include "nsPresContext.h" | |
| 13 | |
| 14 struct nsAutoLayoutPhase { | |
| 15 nsAutoLayoutPhase(nsPresContext* aPresContext, nsLayoutPhase aPhase); | |
| 16 ~nsAutoLayoutPhase(); | |
| 17 | |
| 18 void Enter(); | |
| 19 void Exit(); | |
| 20 | |
| 21 private: | |
| 22 nsPresContext* mPresContext; | |
| 23 nsLayoutPhase mPhase; | |
| 24 uint32_t mCount; | |
| 25 }; | |
| 26 | |
| 27 #define AUTO_LAYOUT_PHASE_ENTRY_POINT(pc_, phase_) \ | |
| 28 nsAutoLayoutPhase autoLayoutPhase((pc_), (eLayoutPhase_##phase_)) | |
| 29 #define LAYOUT_PHASE_TEMP_EXIT() \ | |
| 30 PR_BEGIN_MACRO \ | |
| 31 autoLayoutPhase.Exit(); \ | |
| 32 PR_END_MACRO | |
| 33 #define LAYOUT_PHASE_TEMP_REENTER() \ | |
| 34 PR_BEGIN_MACRO \ | |
| 35 autoLayoutPhase.Enter(); \ | |
| 36 PR_END_MACRO | |
| 37 | |
| 38 #else // DEBUG | |
| 39 | |
| 40 #define AUTO_LAYOUT_PHASE_ENTRY_POINT(pc_, phase_) \ | |
| 41 PR_BEGIN_MACRO PR_END_MACRO | |
| 42 #define LAYOUT_PHASE_TEMP_EXIT() \ | |
| 43 PR_BEGIN_MACRO PR_END_MACRO | |
| 44 #define LAYOUT_PHASE_TEMP_REENTER() \ | |
| 45 PR_BEGIN_MACRO PR_END_MACRO | |
| 46 | |
| 47 #endif // DEBUG | |
| 48 | |
| 49 #endif // nsAutoLayoutPhase_h |
