Defines an interface through which the Handler notifies subscribers about detected changes in his state. More...
Public Member Functions | |
virtual void | onStateChanged (HandlerState::Enum newState)=0 |
Implement this member to get notifications about handler state change. | |
Protected Member Functions | |
virtual | ~HandlerStateListener () |
Disables public delete operator in the interface class. | |
Defines an interface through which the Handler notifies subscribers about detected changes in his state.