222 lines
7.5 KiB
Objective-C
222 lines
7.5 KiB
Objective-C
/**
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* Copyright (c) 2015-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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#import <QuartzCore/QuartzCore.h>
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#import <UIKit/UIKit.h>
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#import "Layout.h"
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#import "RCTAnimationType.h"
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#import "RCTDefines.h"
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#import "RCTLog.h"
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#import "RCTPointerEvents.h"
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/**
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* This class provides a collection of conversion functions for mapping
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* JSON objects to native types and classes. These are useful when writing
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* custom RCTViewManager setter methods.
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*/
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@interface RCTConvert : NSObject
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+ (id)id:(id)json;
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+ (BOOL)BOOL:(id)json;
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+ (double)double:(id)json;
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+ (float)float:(id)json;
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+ (int)int:(id)json;
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+ (int64_t)int64_t:(id)json;
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+ (uint64_t)uint64_t:(id)json;
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+ (NSInteger)NSInteger:(id)json;
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+ (NSUInteger)NSUInteger:(id)json;
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+ (NSArray *)NSArray:(id)json;
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+ (NSDictionary *)NSDictionary:(id)json;
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+ (NSString *)NSString:(id)json;
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+ (NSNumber *)NSNumber:(id)json;
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+ (NSData *)NSData:(id)json;
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+ (NSIndexSet *)NSIndexSet:(id)json;
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+ (NSURL *)NSURL:(id)json;
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+ (NSURLRequest *)NSURLRequest:(id)json;
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+ (NSDate *)NSDate:(id)json;
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+ (NSTimeZone *)NSTimeZone:(id)json;
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+ (NSTimeInterval)NSTimeInterval:(id)json;
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+ (NSTextAlignment)NSTextAlignment:(id)json;
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+ (NSWritingDirection)NSWritingDirection:(id)json;
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+ (UITextAutocapitalizationType)UITextAutocapitalizationType:(id)json;
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+ (UITextFieldViewMode)UITextFieldViewMode:(id)json;
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+ (UIKeyboardType)UIKeyboardType:(id)json;
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+ (UIReturnKeyType)UIReturnKeyType:(id)json;
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+ (UIViewContentMode)UIViewContentMode:(id)json;
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+ (UIBarStyle)UIBarStyle:(id)json;
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+ (CGFloat)CGFloat:(id)json;
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+ (CGPoint)CGPoint:(id)json;
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+ (CGSize)CGSize:(id)json;
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+ (CGRect)CGRect:(id)json;
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+ (UIEdgeInsets)UIEdgeInsets:(id)json;
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+ (CGLineCap)CGLineCap:(id)json;
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+ (CGLineJoin)CGLineJoin:(id)json;
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+ (CATransform3D)CATransform3D:(id)json;
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+ (CGAffineTransform)CGAffineTransform:(id)json;
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+ (UIColor *)UIColor:(id)json;
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+ (CGColorRef)CGColor:(id)json;
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+ (UIImage *)UIImage:(id)json;
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+ (CGImageRef)CGImage:(id)json;
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+ (UIFont *)UIFont:(id)json;
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+ (UIFont *)UIFont:(UIFont *)font withSize:(id)json;
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+ (UIFont *)UIFont:(UIFont *)font withWeight:(id)json;
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+ (UIFont *)UIFont:(UIFont *)font withStyle:(id)json;
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+ (UIFont *)UIFont:(UIFont *)font withFamily:(id)json;
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+ (UIFont *)UIFont:(UIFont *)font withFamily:(id)family
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size:(id)size weight:(id)weight style:(id)style;
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typedef NSArray NSStringArray;
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+ (NSStringArray *)NSStringArray:(id)json;
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typedef NSArray NSDictionaryArray;
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+ (NSDictionaryArray *)NSDictionaryArray:(id)json;
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typedef NSArray NSURLArray;
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+ (NSURLArray *)NSURLArray:(id)json;
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typedef NSArray NSNumberArray;
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+ (NSNumberArray *)NSNumberArray:(id)json;
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typedef NSArray UIColorArray;
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+ (UIColorArray *)UIColorArray:(id)json;
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typedef NSArray CGColorArray;
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+ (CGColorArray *)CGColorArray:(id)json;
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/**
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* Convert a JSON object to a Plist-safe equivalent by stripping null values.
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*/
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typedef id NSPropertyList;
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+ (NSPropertyList)NSPropertyList:(id)json;
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typedef BOOL css_clip_t;
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+ (css_clip_t)css_clip_t:(id)json;
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+ (css_flex_direction_t)css_flex_direction_t:(id)json;
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+ (css_justify_t)css_justify_t:(id)json;
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+ (css_align_t)css_align_t:(id)json;
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+ (css_position_type_t)css_position_type_t:(id)json;
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+ (css_wrap_type_t)css_wrap_type_t:(id)json;
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+ (RCTPointerEvents)RCTPointerEvents:(id)json;
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+ (RCTAnimationType)RCTAnimationType:(id)json;
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@end
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/**
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* This function will attempt to set a property using a json value by first
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* inferring the correct type from all available information, and then
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* applying an appropriate conversion method. If the property does not
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* exist, or the type cannot be inferred, the function will return NO.
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*/
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RCT_EXTERN BOOL RCTSetProperty(id target, NSString *keyPath, SEL type, id json);
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/**
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* This function attempts to copy a property from the source object to the
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* destination object using KVC. If the property does not exist, or cannot
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* be set, it will do nothing and return NO.
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*/
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RCT_EXTERN BOOL RCTCopyProperty(id target, id source, NSString *keyPath);
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/**
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* Underlying implementations of RCT_XXX_CONVERTER macros. Ignore these.
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*/
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RCT_EXTERN NSNumber *RCTConvertEnumValue(const char *, NSDictionary *, NSNumber *, id);
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RCT_EXTERN NSNumber *RCTConvertMultiEnumValue(const char *, NSDictionary *, NSNumber *, id);
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RCT_EXTERN NSArray *RCTConvertArrayValue(SEL, id);
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RCT_EXTERN void RCTLogConvertError(id, const char *);
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/**
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* This macro is used for creating simple converter functions that just call
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* the specified getter method on the json value.
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*/
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#define RCT_CONVERTER(type, name, getter) \
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RCT_CUSTOM_CONVERTER(type, name, [json getter])
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/**
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* This macro is used for creating converter functions with arbitrary logic.
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*/
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#define RCT_CUSTOM_CONVERTER(type, name, code) \
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+ (type)name:(id)json \
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{ \
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json = (json == (id)kCFNull) ? nil : json; \
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if (!RCT_DEBUG) { \
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return code; \
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} else { \
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@try { \
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return code; \
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} \
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@catch (__unused NSException *e) { \
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RCTLogConvertError(json, #type); \
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json = nil; \
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return code; \
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} \
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} \
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}
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/**
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* This macro is similar to RCT_CONVERTER, but specifically geared towards
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* numeric types. It will handle string input correctly, and provides more
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* detailed error reporting if an invalid value is passed in.
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*/
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#define RCT_NUMBER_CONVERTER(type, getter) \
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RCT_CUSTOM_CONVERTER(type, type, [[self NSNumber:json] getter])
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/**
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* This macro is used for creating converters for enum types.
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*/
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#define RCT_ENUM_CONVERTER(type, values, default, getter) \
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+ (type)type:(id)json \
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{ \
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static NSDictionary *mapping; \
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static dispatch_once_t onceToken; \
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dispatch_once(&onceToken, ^{ \
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mapping = values; \
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}); \
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return [RCTConvertEnumValue(#type, mapping, @(default), json) getter]; \
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}
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/**
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* This macro is used for creating converters for enum types for
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* multiple enum values combined with | operator
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*/
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#define RCT_MULTI_ENUM_CONVERTER(type, values, default, getter) \
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+ (type)type:(id)json \
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{ \
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static NSDictionary *mapping; \
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static dispatch_once_t onceToken; \
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dispatch_once(&onceToken, ^{ \
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mapping = values; \
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}); \
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return [RCTConvertMultiEnumValue(#type, mapping, @(default), json) getter]; \
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}
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/**
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* This macro is used for creating converter functions for typed arrays.
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*/
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#define RCT_ARRAY_CONVERTER(type) \
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+ (NSArray *)type##Array:(id)json \
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{ \
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return RCTConvertArrayValue(@selector(type:), json); \
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}
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