//Register the theme file with the C1ThemeController
C1.Win.C1Themes.C1ThemeController.RegisterTheme(@"C:UsersDocumentsVisual Studio 2010ProjectsThemesBuild6ThemesBuild6NewOffice2013White.c1theme");
//Apply it to a control and use the theme name
this.c1ThemeController1.SetTheme(somecontrol, "NewOffice2013White")