SmartWin++ is a C++ template GUI library written to give the flexibility of the Windows API without the hassle and lack of typesafety that MFC/WTL delivers. A flexible, expandable abstraction of the Windows API (formerly Win32 API).
HelloSmartWinWorld sample on WineLib on Linux
"DataGrid" test screenshot
The sample "Addressbook"
"SampleWidgets" WinCE version, same code as desktop version
Addressbook on OpenSuse with the help of WineLib