C++如何监控键盘输入输出

C++如何监控键盘输入输出

void rightstop(int time)
{
  SHORT key;
  UINT mappedkey;
  INPUT input = {0};
  key = VkKeyScan('a');
  mappedkey = MapVirtualKey(LOBYTE(key), 0);
  input.type = INPUT_KEYBOARD;
  input.ki.dwFlags = KEYEVENTF_SCANCODE;
  input.ki.wScan = mappedkey;
  SendInput(1, &input, sizeof(input));
  delay(time);
  input.ki.dwFlags = KEYEVENTF_SCANCODE | KEYEVENTF_KEYUP;
  SendInput(1, &input, sizeof(input));
}