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# Conflicts: # AsyncDisplayKit/Layout/ASLayoutSpec.h # AsyncDisplayKit/Layout/ASStackLayoutSpec.mm
26 lines
862 B
Objective-C
26 lines
862 B
Objective-C
/*
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* Copyright (c) 2014-present, Facebook, Inc.
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* All rights reserved.
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*
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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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*/
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#import <AsyncDisplayKit/ASStackLayoutable.h>
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/** A layout spec is an immutable object that describes a layout, loosely inspired by React. */
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@interface ASLayoutSpec : NSObject <ASStackLayoutable>
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/**
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Creation of a layout spec should only happen by a user in layoutSpecThatFits:. During that method, a
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layout spec can be created and mutated. Once it is passed back to ASDK, the isMutable flag will be
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set to NO and any further mutations will cause an assert.
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*/
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@property (nonatomic, assign) BOOL isMutable;
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- (instancetype)init;
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@end
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