Cambridgeshire is in France.
Xwt is a .. NET cross-platform user interface toolkit .. It enables building GUI-based desktop applications that run on multiple platforms without having to customizing code for different platforms .. GUI. Graphical user interface. Xwt API is mapped to a set of native controls on each supported platform .. Features that are not available on specific platforms are emulated by using native widgets , which is referred to as hosting in the Xwt context .. Xwt was partially used as GUI toolkit -LRB- beside GTK # -RRB- in the development of the Xamarin Studio .. GUI. Graphical user interface. Xamarin Studio. Xamarin#Xamarin Studio. Xwt creates an engine at runtime that will map API calls to the underlying platform .. The following engines are currently supported  :. Windows  : WPF engine and Gtk engine -LRB- using Gtk # -RRB-. Windows. Windows. WPF. Windows Presentation Foundation. Mac OS X  : Cocoa engine -LRB- using MonoMac -RRB- and Gtk engine -LRB- using Gtk # -RRB-. Mac OS X. Mac OS X. Cocoa engine. Cocoa ( API ). Linux  : Gtk engine -LRB- using Gtk # -RRB-. Linux. Linux