private void HookWindowProc(IntPtr hwnd, NativeStructs.WndProc newWndProc, IntPtr oldWndProc)
{
_hwndAttached = hwnd;
_hwndHandleRef = new HandleRef(null, _hwndAttached);
_bond = Bond.Attached;
_attachedWndProc = newWndProc;
_oldWndProc = oldWndProc;
IntPtr oldWndProc2 = NativeMethods.SetWindowLong(_hwndAttached, NativeConstants.GWL_WNDPROC, _attachedWndProc);
// Track this window so that we can rip out the managed window proc
// when the CLR shuts down.
ManagedWndProcTracker.TrackHwnd(_hwndAttached);
}
