if(PROJECT_ENABLE_GTKMM)
  if(PROJECT_BUILD)
    pkg_check_modules(GTKMM REQUIRED gtkmm-${GTKMM_VERSION})

    add_definitions(
      -DPROJECT_ENABLE_GTKMM
      ${GTKMM_DEFINITIONS}
    )

    include_directories(${GTKMM_INCLUDE_DIRS})
    link_directories(${GTKMM_LIBRARY_DIRS})
    link_libraries(${GTKMM_LIBRARIES})
  endif()
endif()