Singleton to provide a messaging framework for command and responses. More...

Public Member Functions
(void)	- postCommand:
(void)	- postCommand:delay:
(void)	- addResponseObserver:selector:
(void)	- removeResponseObserver:
(void)	- addDataStreamingObserver:selector:
(void)	- removeDataStreamingObserver:
Static Public Member Functions
(RKDeviceMessenger *)	+ sharedMessenger

Detailed Description

Use to listen to command responses and streaming data.

Member Function Documentation

- (void) addDataStreamingObserver:	(id)	observer
selector:	(SEL)	handler

Adds an observer for data streaming. Data streaming are packets of data that is sent from the device without being commanded.

Parameters:

observer	The observer. Only one selector per observer is allowed.
handler	A selector of the form - (void)handDataStreaming:(RKDeviceAsyncData *)data

Adds an observer for response objects return for commands.

Parameters:

observer	The observer for responses.
handler	A selector that will be called on the observer with a signiture of -handleResponse:(RKDeviceResponse *)response.

- (void) postCommand: (RKDeviceCommand *) command

Method for posting a command in the command queue to be sent to a robot.

Parameters:

command The command object to post to the command queue.

Method for posting a command in the command queue to be sent to a robot with a delay.

Parameters:

command	The command to post to the command queue.
delay	A delay in seconds before the command is queued.

- (void) removeDataStreamingObserver: (id) observer

Removes an observer from receiving asynchronize data @

Parameters:

observer The observer to remove.

- (void) removeResponseObserver: (id) observer

Removes an response observer.

Parameters:

observer The observer.

+ (RKDeviceMessenger *) sharedMessenger

Accessor to the singleton.

The documentation for this class was generated from the following file: