libkf5widgetsaddons-dev 5.38.0-0ubuntu1 (amd64 binary) in ubuntu bionic

 Provided are action classes that can be added to toolbars or menus,
 a wide range of widgets for selecting characters, fonts, colors,
 actions, dates and times, or MIME types, as well as platform-aware
 dialogs for configuration pages, message boxes, and password requests.
 .
 Contains development files for kwidgetsaddons.