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Added accessibility traits support to View class

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This commit is contained in:
Georgiy Kassabli
2015-05-18 07:32:21 -07:00
parent eedb880f6e
commit 6ef7eaf663
5 changed files with 86 additions and 0 deletions
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16
React/Base/RCTConvert.h
View File

@@ -141,6 +141,7 @@ RCT_EXTERN BOOL RCTCopyProperty(id target, id source, NSString *keyPath);
* Underlying implementations of RCT_XXX_CONVERTER macros. Ignore these.
*/
RCT_EXTERN NSNumber *RCTConvertEnumValue(const char *, NSDictionary *, NSNumber *, id);
RCT_EXTERN NSNumber *RCTConvertMultiEnumValue(const char *, NSDictionary *, NSNumber *, id);
RCT_EXTERN NSArray *RCTConvertArrayValue(SEL, id);
RCT_EXTERN void RCTLogConvertError(id, const char *);
@@ -194,6 +195,21 @@ RCT_CUSTOM_CONVERTER(type, type, [[self NSNumber:json] getter])
return [RCTConvertEnumValue(#type, mapping, @(default), json) getter]; \
}
/**
* This macro is used for creating converters for enum types for
* multiple enum values combined with | operator
*/
#define RCT_MULTI_ENUM_CONVERTER(type, values, default, getter) \
+ (type)type:(id)json \
{ \
static NSDictionary *mapping; \
static dispatch_once_t onceToken; \
dispatch_once(&onceToken, ^{ \
mapping = values; \
}); \
return [RCTConvertMultiEnumValue(#type, mapping, @(default), json) getter]; \
}
/**
* This macro is used for creating converter functions for typed arrays.
*/

16
React/Base/RCTConvert.m
View File

@@ -175,6 +175,22 @@ NSNumber *RCTConvertEnumValue(const char *typeName, NSDictionary *mapping, NSNum
return value ?: defaultValue;
}
NSNumber *RCTConvertMultiEnumValue(const char *typeName, NSDictionary *mapping, NSNumber *defaultValue, id json)
{
if ([json isKindOfClass:[NSArray class]]) {
if ([json count] == 0) {
return defaultValue;
}
long long result = 0;
for (id arrayElement in json) {
NSNumber *value = RCTConvertEnumValue(typeName, mapping, defaultValue, arrayElement);
result |= [value longLongValue];
}
return @(result);
}
return RCTConvertEnumValue(typeName, mapping, defaultValue, json);
}
RCT_ENUM_CONVERTER(NSTextAlignment, (@{
@"auto": @(NSTextAlignmentNatural),
@"left": @(NSTextAlignmentLeft),