FWStateTransition

@interface FWStateTransition : NSObject

状态转换器

  • 有限状态机，只读

    Declaration

    Objective-C

    @property (nonatomic, strong, readonly) FWStateMachine *_Nonnull machine;

  • 事件对象，只读

    Declaration

    Objective-C

    @property (nonatomic, strong, readonly) FWStateEvent *_Nonnull event;

  • 来源状态，只读

    Declaration

    Objective-C

    @property (nonatomic, strong, readonly) FWState *_Nonnull sourceState;

  • 目标状态，只读

    Declaration

    Objective-C

    @property (nonatomic, strong, readonly) FWState *_Nonnull targetState;

  • 附加参数，只读

    Declaration

    Objective-C

    @property (nonatomic, strong, readonly, nullable) id object;

  • 初始化转换器

    Declaration

    Objective-C

    + (nonnull instancetype)transitionInMachine:(nonnull FWStateMachine *)machine
                                   forEvent:(nonnull FWStateEvent *)event
                                  fromState:(nonnull FWState *)sourceState
                                 withObject:(nullable id)object;