LRESULT CALLBACK OpenGLWindow::StaticWindowProc( HWND p_WindowHandle,
UINT p_Message, WPARAM p_WordParam, LPARAM p_LongParam )
{
LONG_PTR UserData = GetWindowLongPtr( p_WindowHandle, GWLP_USERDATA );
OpenGLWindow *pThis = reinterpret_cast< OpenGLWindow * >( UserData );
assert( pThis );
assert( p_WindowHandle == pThis->m_WindowHandle );
return pThis->WindowProc( p_Message, p_WordParam, p_LongParam );
}
LRESULT CALLBACK OpenGLWindow::InitialWindowProc( HWND p_WindowHandle,
UINT p_Message, WPARAM p_WordParam, LPARAM p_LongParam )
{
if( p_Message == WM_NCCREATE )
{
LPCREATESTRUCT CreateStruct =
reinterpret_cast< LPCREATESTRUCT >( p_LongParam );
void *pCreateParam = CreateStruct->lpCreateParams;
OpenGLWindow *pThis =
reinterpret_cast< OpenGLWindow * >( pCreateParam );
pThis->m_WindowHandle = p_WindowHandle;
SetWindowLongPtr( pThis->m_WindowHandle, GWLP_USERDATA,
reinterpret_cast< LONG_PTR >( pThis ) );
SetWindowLongPtr( pThis->m_WindowHandle, GWLP_WNDPROC,
reinterpret_cast< LONG_PTR >(
&OpenGLWindow::StaticWindowProc ) );
return pThis->WindowProc( p_Message, p_WordParam, p_LongParam );
}
return DefWindowProc( p_WindowHandle, p_Message, p_WordParam,
p_LongParam );
}
