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d153fe0f21
git-subtree-dir: submodules/LegacyComponents git-subtree-mainline: 608630530451e02e5aec48389d144dbf7a3625b9 git-subtree-split: d5594346161c1b7f203d1e87068bbe77bcaac019
67 lines
1.3 KiB
Objective-C
67 lines
1.3 KiB
Objective-C
/**
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Copyright (c) 2014-present, Facebook, Inc.
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All rights reserved.
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This source code is licensed under the BSD-style license found in the
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LICENSE file in the root directory of this source tree. An additional grant
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of patent rights can be found in the PATENTS file in the same directory.
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*/
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#ifndef POPACTION_H
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#define POPACTION_H
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#import <QuartzCore/CATransaction.h>
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#import "POPDefines.h"
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#ifdef __cplusplus
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namespace POP {
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/**
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@abstract Disables Core Animation actions using RAII.
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@discussion The disablement of actions is scoped to the current transaction.
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*/
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class ActionDisabler
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{
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BOOL state;
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public:
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ActionDisabler() POP_NOTHROW
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{
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state = [CATransaction disableActions];
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[CATransaction setDisableActions:YES];
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}
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~ActionDisabler()
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{
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[CATransaction setDisableActions:state];
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}
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};
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/**
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@abstract Enables Core Animation actions using RAII.
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@discussion The enablement of actions is scoped to the current transaction.
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*/
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class ActionEnabler
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{
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BOOL state;
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public:
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ActionEnabler() POP_NOTHROW
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{
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state = [CATransaction disableActions];
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[CATransaction setDisableActions:NO];
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}
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~ActionEnabler()
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{
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[CATransaction setDisableActions:state];
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}
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};
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}
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#endif /* __cplusplus */
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#endif /* POPACTION_H */
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