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| This state simply executes a single callback when the state is executed. This is useful for executing arbitrary code in a state, without having to declare a new state class. This class supports the use of the {{{smach.cb_interface}}} decorator, and it's API can be found [[http://www.ros.org/doc/api/smach/html/python/smach.state.CBState-class.html#__init__|here]]. |
 Please ask about problems and questions regarding this tutorial on answers.ros.org. Don't forget to include in your question the link to this page, the versions of your OS & ROS, and also add appropriate tags. |
CBState
Description: This tutorial gives an example of how to use CBState, a state that simply executes a callback when it is active.Tutorial Level: BEGINNER
Next Tutorial: Simple Action State
Contents
This state simply executes a single callback when the state is executed. This is useful for executing arbitrary code in a state, without having to declare a new state class. This class supports the use of the smach.cb_interface decorator, and it's API can be found here.
