ReactiveObjC (七) ( RACCommand )

RACCommand

RACCommand 属性与方法

@interface RACCommand<__contravariant InputType, __covariant ValueType> : NSObject
@property (nonatomic, strong, readonly) RACSignal *> *executionSignals;
@property (nonatomic, strong, readonly) RACSignal *executing;
@property (nonatomic, strong, readonly) RACSignal *enabled;
@property (nonatomic, strong, readonly) RACSignal *errors;
@property (atomic, assign) BOOL allowsConcurrentExecution;
- (instancetype)initWithSignalBlock:(RACSignal * (^)(InputType _Nullable input))signalBlock;
- (instancetype)initWithEnabled:(nullable RACSignal *)enabledSignal signalBlock:(RACSignal * (^)(InputType _Nullable input))signalBlock;
- (RACSignal *)execute:(nullable InputType)input;