-{
- wxMessageBox("CTSim\nThe Open Source Computed Tomography Simulator\nAuthor: Kevin Rosenberg <kevin@rosenberg.net>\nUsage: ctsim [files-to-open..] [--help]", "About CTSim", wxOK | wxICON_INFORMATION, this);
+{\r
+ wxString msg = "CTSim\nThe Open Source Computed Tomography Simulator\n";\r
+#ifdef CTSIMVERSION\r
+ msg += "Version ";\r
+ msg += CTSIMVERSION;\r
+ msg += "\n\n";\r
+#elif defined(VERSION)\r
+ msg << "Version: " << VERSION << "\n\n";\r
+#endif\r
+ msg += "Author: Kevin Rosenberg <kevin@rosenberg.net>\nUsage: ctsim [files-to-open..] [--help]";\r
+
+ wxMessageBox(msg, "About CTSim", wxOK | wxICON_INFORMATION, this);