The keyboard shortcut handler component uses the Javascript library Mousetrap (https://github.com/ccampbell/mousetrap).

Seting it up:

In the XUI-Editor go to the appropriate node and create a XUI Component if necessary. Select "Style" > "Choice" and set the "Visualizer type" to advancedComboBox. The component itself will be configured with a HTML escaped JSON String in the NLS file. For Example:

/rootNode/choice/fahrt%label%choice={"label"&co;"Lokale Verteilfahrt", "desc"&co;"Beschreibung", "imgClass"&co;"lokaleVerteilfahrt"}

This NLS Entry for one element will be rendered as follow: