C++ (Cpp) _WindowsKbhit Beispiele

Beispiel #1

Datei: kbhitwnt.c Projekt: ABratovic/open-watcom-v2

_WCRTLINK int kbhit( void )
{
    DWORD n;
    HANDLE h;
    INPUT_RECORD r;

#ifdef DEFAULT_WINDOWING
    if( _WindowsKbhit != 0 ) {
        LPWDATA res;
        res = _WindowsIsWindowedHandle( (int) STDIN_FILENO );
        return( _WindowsKbhit( res ) );
    }
#endif
    _AccessFileH( STDIN_FILENO );
    h = __NTConsoleInput();
    for(;;) {
        PeekConsoleInput( h, &r, 1, &n );
        if( n == 0 ) break;
        if( __NTRealKey( &r ) ) break;
        // flush out mouse, window, and key up events
        ReadConsoleInput( h, &r, 1, &n );
    }
    // n != 0 if there is a key waiting
    _ReleaseFileH( STDIN_FILENO );
    return( n != 0 );
}

Beispiel #2

Datei: kbhitos2.c Projekt: Azarien/open-watcom-v2

_WCRTLINK int kbhit( void )
{
    KBDKEYINFO  info;

    if( _RWD_cbyte != 0 )
        return( 1 );
#ifdef DEFAULT_WINDOWING
    if( _WindowsKbhit != NULL ) {   // Default windowing
        LPWDATA     res;
        res = _WindowsIsWindowedHandle( (int) STDIN_FILENO );
        return( _WindowsKbhit( res ) );
    }
#endif
#if defined(__OS2_286__)
    if( _RWD_osmode == DOS_MODE ) {
        return( _os_kbhit() );
    }
    KbdPeek( &info, 0 );
    return( ( info.fbStatus & 0xe0 ) != 0 );
#else
    KbdPeek( &info, 0 );
    return( ( info.fbStatus & 0xe0 ) != 0 );
#endif
}