3 references to IsOSWindows7OrNewer
PresentationFramework (3)
System\Windows\Appearance\WindowBackdropManager.cs (1)
20WindowBackdropType.TransientWindow => Utility.IsOSWindows7OrNewer,
System\Windows\Standard\NativeMethods.cs (2)
2327if (!Utility.IsOSWindows7OrNewer) 2586Assert.IsTrue(Utility.IsOSWindows7OrNewer);