This is possibly the simplest application you can do with wxWindows.
There is really not much to say about this example. It shows a window, containing a status and a menu bar.
Building this example is very easy:
Linux + Windows/Cygwin:
$ g++ -c hello.cpp `wx-config --cxxflags` $ g++ -o hello hello.o `wx-config --libs`
Using the makefile:
$ make hello