Install libdbus-c++-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libdbus-c++-doc
Description:
C++ API for D-Bus (documentation)
Dbus-c++ attempts to provide a C++ API for D-Bus. The library has a glib/gtk and an Ecore mainloop integration. It also offers an optional own main loop. . This package includes the documentation files.
Homepage: http://sourceforge.net/projects/dbus-cplusplus/
Version: 0.9.0-8.1
Section: universe/doc