请问如何将一个窗口的WNDPROC函数指定为一个类的成员函数
WNDCLASSEX wc;
wc.cbSize = sizeof (WNDCLASSEX);
wc.style = CS_HREDRAW and CS_VREDRAW;
wc.lpfnWndProc = WndProc; (此处如何指定为一个ACLASS类的成员函数)
wc.cbClsExtra = 0;
.......
.......
LRESULT CALLBACK
ACLASS::WndProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
}