Indicates if sidebar should listen to keyboard.
Boolean, default = true
property is set to true, the sidebar will add event listener to listen for
keyboard events. There are several keyboard keys linked to the sidebar actions:
- Arrow up - previous node
- Arrow down - next node
- Arrow right - expand node
- Arrow left - collapse node
This property can be defined during object creation:
Or any time after the sidebar has been created:
Internally, the feature is implemented by w2utils.keyboard
If there more then one sidebar on the screen and all of them have .keyboard
set to true, then the last sidebar
where user selects a record will active keyboard listener.