Converted project to CPP and use Qt instead of Gtk.

CMakeLists.txt

@@ -0,0 +1,19 @@
+cmake_minimum_required(VERSION 3.10)
+project(spacetray)
+
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+set(CMAKE_AUTOMOC ON)
+set(CMAKE_AUTOUIC ON)
+set(CMAKE_AUTORCC ON)
+
+find_package(Qt5 REQUIRED COMPONENTS Widgets Network)
+
+add_executable(spacetray
+    main.cpp
+    spacetray.cpp
+    spacetray.h
+)
+
+target_link_libraries(spacetray Qt5::Widgets Qt5::Network)