请问各位高手:为什么当我按键盘时,程序void CMainFrame::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags) 不会响应??
请问各位高手:为什么当我按键盘时,程序void CMainFrame::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags) 不会响应??
void CMainFrame::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) 也不会响应??