static HwndSubclass()
{
DetachMessage = UnsafeNativeMethods.RegisterWindowMessage("HwndSubclass.DetachMessage");
// Go find the address of DefWindowProc.
IntPtr hModuleUser32 = UnsafeNativeMethods.GetModuleHandle(ExternDll.User32);
IntPtr address = UnsafeNativeMethods.GetProcAddress(new HandleRef(null, hModuleUser32), "DefWindowProcW");
DefWndProc = address;
}
static HwndWrapper()
{
s_msgGCMemory = UnsafeNativeMethods.RegisterWindowMessage("HwndWrapper.GetGCMemMessage");
}