case SCANCODE_LEFTSHIFT:                    shift1 = make;                    break;                                    case SCANCODE_RIGHTSHIFT:                    shift2 = make;                    break;                                    case SCANCODE_LEFTALT:                    alt1 = make;                    break;                case SCANCODE_RIGHTALT:                    alt2 = make;                    break;                                }            status &= ~(MASK_KS_SHIFTKEYS);            status |= (DWORD)((capslock << 8) |                             (numlock << 7)   |                             (slock << 6)     |                             (control1 << 5)  |                             (control2 << 4)  |                             (alt1 << 3)      |                             (alt2 << 2)      |                             (shift1 << 1)    |                             (shift2));                                         // Mouse button status            if (oldbutton & IAL_MOUSE_LEFTBUTTON)                status |= KS_LEFTBUTTON;            else if (oldbutton & IAL_MOUSE_RIGHTBUTTON)                status |= KS_RIGHTBUTTON;        }        ke->status = status;#ifndef _STAND_ALONE        SHAREDRES_SHIFTSTATUS = status;#endif        memcpy (oldkeystate, keystate, nr_keys);        memcpy (&old_lwe, lwe, sizeof (LWEVENT));        return 1;    }     old_lwe.type = 0;    return 0;mouseret:    status &= ~(MASK_KS_BUTTONS);    oldbutton = button;    if (oldbutton & IAL_MOUSE_LEFTBUTTON)        status |= KS_LEFTBUTTON;    if (oldbutton & IAL_MOUSE_RIGHTBUTTON)        status |= KS_RIGHTBUTTON;    me->status = status;#ifndef _STAND_ALONE    SHAREDRES_SHIFTSTATUS = status;#endif    memcpy (&old_lwe, lwe, sizeof (LWEVENT));    return 1;}#elseBOOL GetLWEvent (int event, PLWEVENT lwe){    static int timeout_count = 0;    static LWEVENT old_lwe = {0, 0};    int nr_keys = 0;    unsigned int interval;    int button;    PMOUSEEVENT me = &(lwe->data.me);    PKEYEVENT ke = &(lwe->data.ke);    const unsigned char* keystate;    int i;    int make;       /* 0 = release, 1 = presse */    if (event & IAL_MOUSEEVENT) {        if (!IAL_UpdateMouse ())            event &= ~IAL_MOUSEEVENT;    }    if (event & IAL_KEYEVENT) {        if ((nr_keys = IAL_UpdateKeyboard ()) == 0)            event &= ~IAL_KEYEVENT;    }        if (event == 0) {        if (__mg_event_timeout.tv_sec == 0 && __mg_event_timeout.tv_usec == 0) {            // set repeat time            __mg_event_timeout.tv_sec = 0;            __mg_event_timeout.tv_usec = repeatusec;            // repeat last event            if (old_lwe.type == LWETYPE_KEY                     && old_lwe.data.ke.event == KE_KEYDOWN) {               memcpy (lwe, &old_lwe, sizeof (LWEVENT));               lwe->data.ke.status |= KE_REPEATED;               return 1;            }            if (!(old_lwe.type == LWETYPE_MOUSE                    && (old_lwe.data.me.event == ME_LEFTDOWN ||                        old_lwe.data.me.event == ME_RIGHTDOWN ||                        old_lwe.data.me.event == ME_MIDDLEDOWN))) {                // reset delay time                __mg_event_timeout.tv_sec = 0;                __mg_event_timeout.tv_usec = timeoutusec;            }            lwe->type = LWETYPE_TIMEOUT;            lwe->count = ++timeout_count;            return 1;        }        old_lwe.type = 0;        return 0;    }    timeout_count = 0;    // There was a event occurred.    if (event & IAL_MOUSEEVENT) {        lwe->type = LWETYPE_MOUSE;        if (RefreshCursor(&me->x, &me->y, &button)) {            me->event = ME_MOVED;            time1 = 0;            time2 = 0;            if (oldbutton == button)                return 1;        }           if ( !(oldbutton & IAL_MOUSE_LEFTBUTTON) &&               (button & IAL_MOUSE_LEFTBUTTON) )        {            if (time1) {                interval = __mg_timer_counter - time1;                if (interval <= dblclicktime)                    me->event = ME_LEFTDBLCLICK;                else                    me->event = ME_LEFTDOWN;                time1 = 0;            }            else {                time1 = __mg_timer_counter;                me->event = ME_LEFTDOWN;            }            goto mouseret;        }        if ( (oldbutton & IAL_MOUSE_LEFTBUTTON) &&              !(button & IAL_MOUSE_LEFTBUTTON) )        {            me->event = ME_LEFTUP;            goto mouseret;        }        if ( !(oldbutton & IAL_MOUSE_RIGHTBUTTON) &&               (button & IAL_MOUSE_RIGHTBUTTON) )        {            if (time2) {                interval = __mg_timer_counter - time2;                if (interval <= dblclicktime)                    me->event = ME_RIGHTDBLCLICK;                else                    me->event = ME_RIGHTDOWN;                time2 = 0;            }            else {                time2 = __mg_timer_counter;                me->event = ME_RIGHTDOWN;            }            goto mouseret;        }        if ( (oldbutton & IAL_MOUSE_RIGHTBUTTON) &&             !(button & IAL_MOUSE_RIGHTBUTTON) )        {            me->event = ME_RIGHTUP;            goto mouseret;        }    }    if (event & IAL_KEYEVENT) {        lwe->type = LWETYPE_KEY;        keystate = IAL_GetKeyboardState ();        for (i = 0; i < nr_keys; i++) {            if(!oldkeystate[i] && keystate[i]) {                 ke->event = KE_KEYDOWN;                 ke->scancode = i;                 olddownkey = i;                 break;            }            if(oldkeystate[i] && !keystate[i]) {                 ke->event = KE_KEYUP;                 ke->scancode = i;                 break;            }        }        if (i == nr_keys) {            ke->event = KE_KEYDOWN;            ke->scancode = olddownkey;        }                make = (ke->event == KE_KEYDOWN) ? 1 : 0;        if (i != nr_keys) {            unsigned leds;            switch (ke->scancode) {                case SCANCODE_CAPSLOCK:                    if (make && caps_off) {                        capslock = 1 - capslock;                        leds = slock | (numlock << 1) | (capslock << 2);                        IAL_SetLeds (leds);                        status = (DWORD)leds << 16;                    }                    caps_off = 1 - make;                break;                                    case SCANCODE_NUMLOCK:                    if (make && num_off) {                        numlock = 1 - numlock;                        leds = slock | (numlock << 1) | (capslock << 2);                        IAL_SetLeds (leds);                        status = (DWORD)leds << 16;                    }                    num_off = 1 - make;                break;                                case SCANCODE_SCROLLLOCK:                    if (make & slock_off) {                        slock = 1 - slock;                        leds = slock | (numlock << 1) | (capslock << 2);                        IAL_SetLeds (leds);                        status = (DWORD)leds << 16;                    }                    slock_off = 1 - make;                    break;                case SCANCODE_LEFTCONTROL:                    control1 = make;                    break;                                    case SCANCODE_RIGHTCONTROL:                    control2 = make;                    break;                                    case SCANCODE_LEFTSHIFT:                    shift1 = make;                    break;                                    case SCANCODE_RIGHTSHIFT:                    shift2 = make;                    break;                                    case SCANCODE_LEFTALT:                    alt1 = make;                    break;                case SCANCODE_RIGHTALT:                    alt2 = make;                    break;                                }            status &= ~(MASK_KS_SHIFTKEYS);            status |= (DWORD)((capslock << 8) |                             (numlock << 7)   |                             (slock << 6)     |                             (control1 << 5)  |                             (control2 << 4)  |                             (alt1 << 3)      |                             (alt2 << 2)      |                             (shift1 << 1)    |                             (shift2));                                         // Mouse button status            if (oldbutton & IAL_MOUSE_LEFTBUTTON)                status |= KS_LEFTBUTTON;            else if (oldbutton & IAL_MOUSE_RIGHTBUTTON)                status |= KS_RIGHTBUTTON;        }        ke->status = status;        memcpy (oldkeystate, keystate, nr_keys);        memcpy (&old_lwe, lwe, sizeof (LWEVENT));        __mg_event_timeout.tv_sec = 0;        __mg_event_timeout.tv_usec = timeoutusec;        return 1;    }     old_lwe.type = 0;    return 0;mouseret:    status &= ~(MASK_KS_BUTTONS);    oldbutton = button;    if (oldbutton & IAL_MOUSE_LEFTBUTTON)        status |= KS_LEFTBUTTON;    if (oldbutton & IAL_MOUSE_RIGHTBUTTON)        status |= KS_RIGHTBUTTON;    me->status = status;    memcpy (&old_lwe, lwe, sizeof (LWEVENT));    __mg_event_timeout.tv_sec = 0;    __mg_event_timeout.tv_usec = timeoutusec;    return 1;}#endifBOOL GUIAPI GetKeyStatus (UINT uKey){#if defined (_LITE_VERSION) && !defined(_STAND_ALONE)    if (!mgIsServer) {        if (uKey & 0xF000)      // this is a mouse key            return SHAREDRES_BUTTON & (uKey >> 8);        return 0;    }#endif    if (uKey & 0xF000)      // this is a mouse key        return oldbutton & (uKey >> 8);    else if (uKey <= MGUI_NR_KEYS)        return oldkeystate [uKey];    return FALSE;}DWORD GUIAPI GetShiftKeyStatus (void){#if defined (_LITE_VERSION) && !defined(_STAND_ALONE)    return SHAREDRES_SHIFTSTATUS;#else    return status;#endif}BOOL InitLWEvent (void){    GetDblclickTime ();    GetTimeout ();    if (InitIAL ())        return FALSE;    ResetMouseEvent();    ResetKeyEvent();    return TRUE;}void TerminateLWEvent (void){#if 0    ResetMouseEvent ();    ResetKeyEvent ();#endif    TerminateIAL ();}