keyboard stimulation.

void Sendtext(char* strn)
{
	for(int i=0; i < strlen(strn); i++)
	{
		INPUT Input;
		ZeroMemory(&Input, sizeof(Input));
		Input.type = INPUT_KEYBOARD;
		Input.ki.dwFlags = KEYEVENTF_EXTENDEDKEY;
		Input.ki.wVk = (UCHAR)VkKeyScan(strn[i]);
		SendInput(1, &Input, sizeof(INPUT));
	}
    return;
}

 Input.ki.wvK = 'A';

Input.ki.dwFlags = KEYEVENTF_EXTENDEDKEY;

SendInput(true, &Input, sizeof(Input));

Input.ki.dwFlags = KEYEVENTF_KEYUP;

SendInput(true, &Input, sizeof(Input));