/**
* Sends Control-Alt-Delete to the keyboard. This could be done otherwise
* but it's so common that we'll be nice and supply a convenience API.
*
* @returns COM status code
*
*/
STDMETHODIMP Keyboard::PutCAD()
{
static com::SafeArray<LONG> cadSequence(6);
cadSequence[0] = 0x1d; // Ctrl down
cadSequence[1] = 0x38; // Alt down
cadSequence[2] = 0x53; // Del down
cadSequence[3] = 0xd3; // Del up
cadSequence[4] = 0xb8; // Alt up
cadSequence[5] = 0x9d; // Ctrl up
return PutScancodes (ComSafeArrayAsInParam(cadSequence), NULL);
}
/**
* Sends a scancode to the keyboard.
*
* @returns COM status code
* @param scancode The scancode to send
*/
STDMETHODIMP Keyboard::PutScancode(LONG scancode)
{
com::SafeArray<LONG> scancodes(1);
scancodes[0] = scancode;
return PutScancodes(ComSafeArrayAsInParam(scancodes), NULL);
}