问Win32 -从标准输入读取，超时

EN

void ProcessStdin(void)
{
    INPUT_RECORD record;
    DWORD numRead;
    if(!ReadConsoleInput(GetStdHandle(STD_INPUT_HANDLE), &record, 1, &numRead)) {
        // hmm handle this error somehow...
        return;
    }

    if(record.EventType != KEY_EVENT) {
        // don't care about other console events
        return;
    }

    if(!record.Event.KeyEvent.bKeyDown) {
        // really only care about keydown
        return;
    }

    // if you're setup for ASCII, process this:
    //record.Event.KeyEvent.uChar.AsciiChar

} // end ProcessStdin

int main(char argc, char* argv[])
{
    HANDLE eventHandles[] = {
        GetStdHandle(STD_INPUT_HANDLE)
        // ... add more handles and/or sockets here
        };

    DWORD result = WSAWaitForMultipleEvents(sizeof(eventHandles)/sizeof(eventHandle[0]), 
        &eventHandles[0], 
        FALSE, 
        1000, 
        TRUE
        );

    switch(result) {
        case WSA_WAIT_TIMEOUT: // no I/O going on right now
            break;

        case WSA_WAIT_EVENT_0 + 0: // stdin at array index 0
            ProcessStdin();
            break;

        case WSA_WAIT_EVENT_0 + 1: // handle/socket at array index 1
            break;

        case WSA_WAIT_EVENT_0 + 2: // ... and so on
            break;

        default: // handle the other possible conditions
            break;
    } // end switch result
}

int main()
{
    static HANDLE stdinHandle;
    // Get the IO handles
    // getc(stdin);
    stdinHandle = GetStdHandle(STD_INPUT_HANDLE);

    while( 1 )
    {
        switch( WaitForSingleObject( stdinHandle, 1000 ) )
        {
        case( WAIT_TIMEOUT ):
            cerr << "timeout" << endl;
            break; // return from this function to allow thread to terminate
        case( WAIT_OBJECT_0 ):
            if( _kbhit() ) // _kbhit() always returns immediately
            {
                int i = _getch();
                cerr << "key: " << i << endl;
            }
            else // some sort of other events , we need to clear it from the queue
            {
                // clear events
                INPUT_RECORD r[512];
                DWORD read;
                ReadConsoleInput( stdinHandle, r, 512, &read );
                cerr << "mouse event" << endl;
            }
            break;
        case( WAIT_FAILED ):
            cerr << "WAIT_FAILED" << endl;
            break;
        case( WAIT_ABANDONED ): 
            cerr << "WAIT_ABANDONED" << endl;
            break;
        default:
            cerr << "Someting's unexpected was returned.";
        }
    }

    return 0;
}

std::string inStr;
DWORD fdwMode, fdwOldMode;
HANDLE hStdIn = GetStdHandle(STD_INPUT_HANDLE);
GetConsoleMode(hStdIn, &fdwOldMode);
// disable mouse and window input
fdwMode = fdwOldMode ^ ENABLE_MOUSE_INPUT ^ ENABLE_WINDOW_INPUT;
SetConsoleMode(hStdIn, fdwMode);
// flush to remove existing events
FlushConsoleInputBuffer(hStdIn);
while (!abort)
{
    if (WaitForSingleObject(hStdIn, 100) == WAIT_OBJECT_0)
    {
         std::getline(std::cin, inStr);
    }
}
// restore console mode when exit
SetConsoleMode(hStdIn, fdwOldMode);