如何取得三个键盘提示灯当前状态
用API 函数 GetKeyboardState,例如: unsigned char kbuf[256]; GetKeyboardState(kbuf);
if(kbuf[VK_CAPITAL]&1) GetDlgItem(ID_CAPS_LOCK_KEY)->SetWindowText("On"); else GetDlgItem(ID_CAPS_LOCK_KEY)->SetWindowText("Off");
if(kbuf[VK_NUMLOCK]&1) GetDlgItem(ID_NUM_LOCK_KEY)->SetWindowText("On"); else GetDlgItem(ID_NUM_LOCK_KEY)->SetWindowText("Off");

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