1 reference to WM_NULL
UIAutomationClient (1)
MS\Internal\Automation\HwndProxyElementProvider.cs (1)
596IntPtr ret = UnsafeNativeMethods.SendMessageTimeout(_hwnd, UnsafeNativeMethods.WM_NULL, IntPtr.Zero, IntPtr.Zero, UnsafeNativeMethods.SMTO_ABORTIFHUNG, 0, out dwResult);