static void
pointer_handle_axis(void *data, struct wl_pointer *pointer,
                    uint32_t time, uint32_t axis, wl_fixed_t value)
{
    struct SDL_WaylandInput *input = data;
    SDL_WindowData *window = input->pointer_focus;
    enum wl_pointer_axis a = axis;
    int x, y;

    if (input->pointer_focus) {
        switch (a) {
        case WL_POINTER_AXIS_VERTICAL_SCROLL:
            x = 0;
            y = wl_fixed_to_int(value);
            break;
        case WL_POINTER_AXIS_HORIZONTAL_SCROLL:
            x = wl_fixed_to_int(value);
            y = 0;
            break;
        default:
            return;
        }

        SDL_SendMouseWheel(window->sdlwindow, 0, x, y, SDL_MOUSEWHEEL_NORMAL);
    }
}
void Android_OnMouse( int androidButton, int action, float x, float y) {
    if (!Android_Window) {
        return;
    }

    switch(action) {
        case ACTION_DOWN:
            // Determine which button originated the event, and store it for ACTION_UP
            SDLButton = SDL_BUTTON_LEFT;
            if (androidButton == BUTTON_SECONDARY) {
                SDLButton = SDL_BUTTON_RIGHT;
            } else if (androidButton == BUTTON_TERTIARY) {
                SDLButton = SDL_BUTTON_MIDDLE;
            } else if (androidButton == BUTTON_FORWARD) {
                SDLButton = SDL_BUTTON_X1;
            } else if (androidButton == BUTTON_BACK) {
                SDLButton = SDL_BUTTON_X2;
            }
            SDL_SendMouseMotion(Android_Window, 0, 0, x, y);
            SDL_SendMouseButton(Android_Window, 0, SDL_PRESSED, SDLButton);
            break;

        case ACTION_UP:
            // Android won't give us the button that originated the ACTION_DOWN event, so we'll
            // assume it's the one we stored
            SDL_SendMouseMotion(Android_Window, 0, 0, x, y);
            SDL_SendMouseButton(Android_Window, 0, SDL_RELEASED, SDLButton);
            break;

        case ACTION_HOVER_MOVE:
            SDL_SendMouseMotion(Android_Window, 0, 0, x, y);
            break;

        case ACTION_SCROLL:
            SDL_SendMouseWheel(Android_Window, 0, x, y, SDL_MOUSEWHEEL_NORMAL);
            break;

        default:
            break;
    }
}
extern void SDL_ANDROID_MainThreadPushMouseWheel(int x, int y)
{
#if SDL_VERSION_ATLEAST(1,3,0)
	SDL_SendMouseWheel( ANDROID_CurrentWindow, x, y );
#endif
}
Exemple #4
0
static void
HandleMouseScroll(SDL_Window* sdl_window, int hscroll, int vscroll)
{
    SDL_SendMouseWheel(sdl_window, 0, hscroll, vscroll, SDL_MOUSEWHEEL_NORMAL);
}
Exemple #5
0
void 
SDL_EVDEV_Poll(void)
{
    struct input_event events[32];
    int i, j, len;
    SDL_evdevlist_item *item;
    SDL_Scancode scan_code;
    int mouse_button;
    SDL_Mouse *mouse;
    float norm_x, norm_y;

    if (!_this) {
        return;
    }

#if SDL_USE_LIBUDEV
    SDL_UDEV_Poll();
#endif

    mouse = SDL_GetMouse();

    for (item = _this->first; item != NULL; item = item->next) {
        while ((len = read(item->fd, events, (sizeof events))) > 0) {
            len /= sizeof(events[0]);
            for (i = 0; i < len; ++i) {
                /* special handling for touchscreen, that should eventually be
                   used for all devices */
                if (item->out_of_sync && item->is_touchscreen &&
                    events[i].type == EV_SYN && events[i].code != SYN_REPORT) {
                    break;
                }
                
                switch (events[i].type) {
                case EV_KEY:
                    if (events[i].code >= BTN_MOUSE && events[i].code < BTN_MOUSE + SDL_arraysize(EVDEV_MouseButtons)) {
                        mouse_button = events[i].code - BTN_MOUSE;
                        if (events[i].value == 0) {
                            SDL_SendMouseButton(mouse->focus, mouse->mouseID, SDL_RELEASED, EVDEV_MouseButtons[mouse_button]);
                        } else if (events[i].value == 1) {
                            SDL_SendMouseButton(mouse->focus, mouse->mouseID, SDL_PRESSED, EVDEV_MouseButtons[mouse_button]);
                        }
                        break;
                    }

                    /* Probably keyboard */
                    scan_code = SDL_EVDEV_translate_keycode(events[i].code);
                    if (scan_code != SDL_SCANCODE_UNKNOWN) {
                        if (events[i].value == 0) {
                            SDL_SendKeyboardKey(SDL_RELEASED, scan_code);
                        } else if (events[i].value == 1 || events[i].value == 2 /* key repeated */) {
                            SDL_SendKeyboardKey(SDL_PRESSED, scan_code);
#ifdef SDL_INPUT_LINUXKD
                            SDL_EVDEV_do_text_input(events[i].code);
#endif /* SDL_INPUT_LINUXKD */
                        }
                    }
                    break;
                case EV_ABS:
                    switch(events[i].code) {
                    case ABS_MT_SLOT:
                        if (!item->is_touchscreen) /* FIXME: temp hack */
                            break;
                        item->touchscreen_data->current_slot = events[i].value;
                        break;
                    case ABS_MT_TRACKING_ID:
                        if (!item->is_touchscreen) /* FIXME: temp hack */
                            break;
                        if (events[i].value >= 0) {
                            item->touchscreen_data->slots[item->touchscreen_data->current_slot].tracking_id = events[i].value;
                            item->touchscreen_data->slots[item->touchscreen_data->current_slot].delta = EVDEV_TOUCH_SLOTDELTA_DOWN;
                        } else {
                            item->touchscreen_data->slots[item->touchscreen_data->current_slot].delta = EVDEV_TOUCH_SLOTDELTA_UP;
                        }
                        break;
                    case ABS_MT_POSITION_X:
                        if (!item->is_touchscreen) /* FIXME: temp hack */
                            break;
                        item->touchscreen_data->slots[item->touchscreen_data->current_slot].x = events[i].value;
                        if (item->touchscreen_data->slots[item->touchscreen_data->current_slot].delta == EVDEV_TOUCH_SLOTDELTA_NONE) {
                            item->touchscreen_data->slots[item->touchscreen_data->current_slot].delta = EVDEV_TOUCH_SLOTDELTA_MOVE;
                        }
                        break;
                    case ABS_MT_POSITION_Y:
                        if (!item->is_touchscreen) /* FIXME: temp hack */
                            break;
                        item->touchscreen_data->slots[item->touchscreen_data->current_slot].y = events[i].value;
                        if (item->touchscreen_data->slots[item->touchscreen_data->current_slot].delta == EVDEV_TOUCH_SLOTDELTA_NONE) {
                            item->touchscreen_data->slots[item->touchscreen_data->current_slot].delta = EVDEV_TOUCH_SLOTDELTA_MOVE;
                        }
                        break;
                    case ABS_X:
                        if (item->is_touchscreen) /* FIXME: temp hack */
                            break;
                        SDL_SendMouseMotion(mouse->focus, mouse->mouseID, SDL_FALSE, events[i].value, mouse->y);
                        break;
                    case ABS_Y:
                        if (item->is_touchscreen) /* FIXME: temp hack */
                            break;
                        SDL_SendMouseMotion(mouse->focus, mouse->mouseID, SDL_FALSE, mouse->x, events[i].value);
                        break;
                    default:
                        break;
                    }
                    break;
                case EV_REL:
                    switch(events[i].code) {
                    case REL_X:
                        SDL_SendMouseMotion(mouse->focus, mouse->mouseID, SDL_TRUE, events[i].value, 0);
                        break;
                    case REL_Y:
                        SDL_SendMouseMotion(mouse->focus, mouse->mouseID, SDL_TRUE, 0, events[i].value);
                        break;
                    case REL_WHEEL:
                        SDL_SendMouseWheel(mouse->focus, mouse->mouseID, 0, events[i].value, SDL_MOUSEWHEEL_NORMAL);
                        break;
                    case REL_HWHEEL:
                        SDL_SendMouseWheel(mouse->focus, mouse->mouseID, events[i].value, 0, SDL_MOUSEWHEEL_NORMAL);
                        break;
                    default:
                        break;
                    }
                    break;
                case EV_SYN:
                    switch (events[i].code) {
                    case SYN_REPORT:
                        if (!item->is_touchscreen) /* FIXME: temp hack */
                            break;
                            
                        for(j = 0; j < item->touchscreen_data->max_slots; j++) {
                            norm_x = (float)(item->touchscreen_data->slots[j].x - item->touchscreen_data->min_x) /
                                (float)item->touchscreen_data->range_x;
                            norm_y = (float)(item->touchscreen_data->slots[j].y - item->touchscreen_data->min_y) /
                                (float)item->touchscreen_data->range_y;
                        
                            switch(item->touchscreen_data->slots[j].delta) {
                            case EVDEV_TOUCH_SLOTDELTA_DOWN:
                                SDL_SendTouch(item->fd, item->touchscreen_data->slots[j].tracking_id, SDL_TRUE, norm_x, norm_y, 1.0f);
                                item->touchscreen_data->slots[j].delta = EVDEV_TOUCH_SLOTDELTA_NONE;
                                break;
                            case EVDEV_TOUCH_SLOTDELTA_UP:
                                SDL_SendTouch(item->fd, item->touchscreen_data->slots[j].tracking_id, SDL_FALSE, norm_x, norm_y, 1.0f);
                                item->touchscreen_data->slots[j].tracking_id = -1;
                                item->touchscreen_data->slots[j].delta = EVDEV_TOUCH_SLOTDELTA_NONE;
                                break;
                            case EVDEV_TOUCH_SLOTDELTA_MOVE:
                                SDL_SendTouchMotion(item->fd, item->touchscreen_data->slots[j].tracking_id, norm_x, norm_y, 1.0f);
                                item->touchscreen_data->slots[j].delta = EVDEV_TOUCH_SLOTDELTA_NONE;
                                break;
                            default:
                                break;
                            }
                        }
                        
                        if (item->out_of_sync)
                            item->out_of_sync = 0;
                        break;
                    case SYN_DROPPED:
                        if (item->is_touchscreen)
                            item->out_of_sync = 1;
                        SDL_EVDEV_sync_device(item);
                        break;
                    default:
                        break;
                    }
                    break;
                }
            }
        }    
    }
}
Exemple #6
0
static void
X11_DispatchEvent(_THIS)
{
    SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
    Display *display = videodata->display;
    SDL_WindowData *data;
    XEvent xevent;
    int i;

    SDL_zero(xevent);           /* valgrind fix. --ryan. */
    XNextEvent(display, &xevent);

    /* filter events catchs XIM events and sends them to the correct
       handler */
    if (XFilterEvent(&xevent, None) == True) {
#if 0
        printf("Filtered event type = %d display = %d window = %d\n",
               xevent.type, xevent.xany.display, xevent.xany.window);
#endif
        return;
    }

    /* Send a SDL_SYSWMEVENT if the application wants them */
    if (SDL_GetEventState(SDL_SYSWMEVENT) == SDL_ENABLE) {
        SDL_SysWMmsg wmmsg;

        SDL_VERSION(&wmmsg.version);
        wmmsg.subsystem = SDL_SYSWM_X11;
        wmmsg.msg.x11.event = xevent;
        SDL_SendSysWMEvent(&wmmsg);
    }

#if SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS
    if(xevent.type == GenericEvent) {
        X11_HandleGenericEvent(videodata,xevent);
        return;
    }
#endif

#if 0
    printf("type = %d display = %d window = %d\n",
           xevent.type, xevent.xany.display, xevent.xany.window);
#endif

    data = NULL;
    if (videodata && videodata->windowlist) {
        for (i = 0; i < videodata->numwindows; ++i) {
            if ((videodata->windowlist[i] != NULL) &&
                (videodata->windowlist[i]->xwindow == xevent.xany.window)) {
                data = videodata->windowlist[i];
                break;
            }
        }
    }
    if (!data) {
        return;
    }

    switch (xevent.type) {

        /* Gaining mouse coverage? */
    case EnterNotify:{
#ifdef DEBUG_XEVENTS
            printf("window %p: EnterNotify! (%d,%d,%d)\n", data,
                   xevent.xcrossing.x,
                   xevent.xcrossing.y,
                   xevent.xcrossing.mode);
            if (xevent.xcrossing.mode == NotifyGrab)
                printf("Mode: NotifyGrab\n");
            if (xevent.xcrossing.mode == NotifyUngrab)
                printf("Mode: NotifyUngrab\n");
#endif
            SDL_SetMouseFocus(data->window);
        }
        break;
        /* Losing mouse coverage? */
    case LeaveNotify:{
#ifdef DEBUG_XEVENTS
            printf("window %p: LeaveNotify! (%d,%d,%d)\n", data,
                   xevent.xcrossing.x,
                   xevent.xcrossing.y,
                   xevent.xcrossing.mode);
            if (xevent.xcrossing.mode == NotifyGrab)
                printf("Mode: NotifyGrab\n");
            if (xevent.xcrossing.mode == NotifyUngrab)
                printf("Mode: NotifyUngrab\n");
#endif
            if (xevent.xcrossing.mode != NotifyGrab &&
                xevent.xcrossing.mode != NotifyUngrab &&
                xevent.xcrossing.detail != NotifyInferior) {
                SDL_SetMouseFocus(NULL);
            }
        }
        break;

        /* Gaining input focus? */
    case FocusIn:{
            if (xevent.xfocus.detail == NotifyInferior) {
#ifdef DEBUG_XEVENTS
                printf("window %p: FocusIn (NotifierInferior, ignoring)\n", data);
#endif
                break;
            }
#ifdef DEBUG_XEVENTS
            printf("window %p: FocusIn!\n", data);
#endif
            if (data->pending_focus == PENDING_FOCUS_OUT &&
                data->window == SDL_GetKeyboardFocus()) {
                /* We want to reset the keyboard here, because we may have
                   missed keyboard messages after our previous FocusOut.
                 */
                SDL_ResetKeyboard();
            }
            data->pending_focus = PENDING_FOCUS_IN;
            data->pending_focus_time = SDL_GetTicks() + PENDING_FOCUS_IN_TIME;
        }
        break;

        /* Losing input focus? */
    case FocusOut:{
            if (xevent.xfocus.detail == NotifyInferior) {
                /* We still have focus if a child gets focus */
#ifdef DEBUG_XEVENTS
                printf("window %p: FocusOut (NotifierInferior, ignoring)\n", data);
#endif
                break;
            }
#ifdef DEBUG_XEVENTS
            printf("window %p: FocusOut!\n", data);
#endif
            data->pending_focus = PENDING_FOCUS_OUT;
            data->pending_focus_time = SDL_GetTicks() + PENDING_FOCUS_OUT_TIME;
        }
        break;

        /* Generated upon EnterWindow and FocusIn */
    case KeymapNotify:{
#ifdef DEBUG_XEVENTS
            printf("window %p: KeymapNotify!\n", data);
#endif
            /* FIXME:
               X11_SetKeyboardState(SDL_Display, xevent.xkeymap.key_vector);
             */
        }
        break;

        /* Has the keyboard layout changed? */
    case MappingNotify:{
#ifdef DEBUG_XEVENTS
            printf("window %p: MappingNotify!\n", data);
#endif
            X11_UpdateKeymap(_this);
        }
        break;

        /* Key press? */
    case KeyPress:{
            KeyCode keycode = xevent.xkey.keycode;
            KeySym keysym = NoSymbol;
            char text[SDL_TEXTINPUTEVENT_TEXT_SIZE];
            Status status = 0;

#ifdef DEBUG_XEVENTS
            printf("window %p: KeyPress (X11 keycode = 0x%X)\n", data, xevent.xkey.keycode);
#endif
            SDL_SendKeyboardKey(SDL_PRESSED, videodata->key_layout[keycode]);
#if 1
            if (videodata->key_layout[keycode] == SDL_SCANCODE_UNKNOWN) {
                int min_keycode, max_keycode;
                XDisplayKeycodes(display, &min_keycode, &max_keycode);
#if SDL_VIDEO_DRIVER_X11_HAS_XKBKEYCODETOKEYSYM
                keysym = XkbKeycodeToKeysym(display, keycode, 0, 0);
#else
                keysym = XKeycodeToKeysym(display, keycode, 0);
#endif
                fprintf(stderr,
                        "The key you just pressed is not recognized by SDL. To help get this fixed, please report this to the SDL mailing list <*****@*****.**> X11 KeyCode %d (%d), X11 KeySym 0x%lX (%s).\n",
                        keycode, keycode - min_keycode, keysym,
                        XKeysymToString(keysym));
            }
#endif
            /* */
            SDL_zero(text);
#ifdef X_HAVE_UTF8_STRING
            if (data->ic) {
                Xutf8LookupString(data->ic, &xevent.xkey, text, sizeof(text),
                                  &keysym, &status);
            }
#else
            XLookupString(&xevent.xkey, text, sizeof(text), &keysym, NULL);
#endif
            if (*text) {
                SDL_SendKeyboardText(text);
            }
        }
        break;

        /* Key release? */
    case KeyRelease:{
            KeyCode keycode = xevent.xkey.keycode;

#ifdef DEBUG_XEVENTS
            printf("window %p: KeyRelease (X11 keycode = 0x%X)\n", data, xevent.xkey.keycode);
#endif
            if (X11_KeyRepeat(display, &xevent)) {
                /* We're about to get a repeated key down, ignore the key up */
                break;
            }
            SDL_SendKeyboardKey(SDL_RELEASED, videodata->key_layout[keycode]);
        }
        break;

        /* Have we been iconified? */
    case UnmapNotify:{
#ifdef DEBUG_XEVENTS
            printf("window %p: UnmapNotify!\n", data);
#endif
            X11_DispatchUnmapNotify(data);
        }
        break;

        /* Have we been restored? */
    case MapNotify:{
#ifdef DEBUG_XEVENTS
            printf("window %p: MapNotify!\n", data);
#endif
            X11_DispatchMapNotify(data);
        }
        break;

        /* Have we been resized or moved? */
    case ConfigureNotify:{
#ifdef DEBUG_XEVENTS
            printf("window %p: ConfigureNotify! (position: %d,%d, size: %dx%d)\n", data,
                   xevent.xconfigure.x, xevent.xconfigure.y,
                   xevent.xconfigure.width, xevent.xconfigure.height);
#endif
            if (xevent.xconfigure.x != data->last_xconfigure.x ||
                xevent.xconfigure.y != data->last_xconfigure.y) {
                SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_MOVED,
                                    xevent.xconfigure.x, xevent.xconfigure.y);
            }
            if (xevent.xconfigure.width != data->last_xconfigure.width ||
                xevent.xconfigure.height != data->last_xconfigure.height) {
                SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_RESIZED,
                                    xevent.xconfigure.width,
                                    xevent.xconfigure.height);
            }
            data->last_xconfigure = xevent.xconfigure;
        }
        break;

        /* Have we been requested to quit (or another client message?) */
    case ClientMessage:{
            if ((xevent.xclient.message_type == videodata->WM_PROTOCOLS) &&
                (xevent.xclient.format == 32) &&
                (xevent.xclient.data.l[0] == videodata->_NET_WM_PING)) {
                Window root = DefaultRootWindow(display);

#ifdef DEBUG_XEVENTS
                printf("window %p: _NET_WM_PING\n", data);
#endif
                xevent.xclient.window = root;
                XSendEvent(display, root, False, SubstructureRedirectMask | SubstructureNotifyMask, &xevent);
                break;
            }

            else if ((xevent.xclient.message_type == videodata->WM_PROTOCOLS) &&
                (xevent.xclient.format == 32) &&
                (xevent.xclient.data.l[0] == videodata->WM_DELETE_WINDOW)) {

#ifdef DEBUG_XEVENTS
                printf("window %p: WM_DELETE_WINDOW\n", data);
#endif
                SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_CLOSE, 0, 0);
                break;
            }
        }
        break;

        /* Do we need to refresh ourselves? */
    case Expose:{
#ifdef DEBUG_XEVENTS
            printf("window %p: Expose (count = %d)\n", data, xevent.xexpose.count);
#endif
            SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_EXPOSED, 0, 0);
        }
        break;

    case MotionNotify:{
            SDL_Mouse *mouse = SDL_GetMouse();  
            if(!mouse->relative_mode) {
#ifdef DEBUG_MOTION
                printf("window %p: X11 motion: %d,%d\n", xevent.xmotion.x, xevent.xmotion.y);
#endif

                SDL_SendMouseMotion(data->window, 0, xevent.xmotion.x, xevent.xmotion.y);
            }
        }
        break;

    case ButtonPress:{
            int ticks = 0;
            if (X11_IsWheelEvent(display,&xevent,&ticks) == SDL_TRUE) {
                SDL_SendMouseWheel(data->window, 0, ticks);
            }
            else {
                SDL_SendMouseButton(data->window, SDL_PRESSED, xevent.xbutton.button);
            }
        }
        break;

    case ButtonRelease:{
            SDL_SendMouseButton(data->window, SDL_RELEASED, xevent.xbutton.button);
        }
        break;

    case PropertyNotify:{
#ifdef DEBUG_XEVENTS
            unsigned char *propdata;
            int status, real_format;
            Atom real_type;
            unsigned long items_read, items_left, i;

            char *name = XGetAtomName(display, xevent.xproperty.atom);
            if (name) {
                printf("window %p: PropertyNotify: %s %s\n", data, name, (xevent.xproperty.state == PropertyDelete) ? "deleted" : "changed");
                XFree(name);
            }

            status = XGetWindowProperty(display, data->xwindow, xevent.xproperty.atom, 0L, 8192L, False, AnyPropertyType, &real_type, &real_format, &items_read, &items_left, &propdata);
            if (status == Success && items_read > 0) {
                if (real_type == XA_INTEGER) {
                    int *values = (int *)propdata;

                    printf("{");
                    for (i = 0; i < items_read; i++) {
                        printf(" %d", values[i]);
                    }
                    printf(" }\n");
                } else if (real_type == XA_CARDINAL) {
                    if (real_format == 32) {
                        Uint32 *values = (Uint32 *)propdata;

                        printf("{");
                        for (i = 0; i < items_read; i++) {
                            printf(" %d", values[i]);
                        }
                        printf(" }\n");
                    } else if (real_format == 16) {
                        Uint16 *values = (Uint16 *)propdata;

                        printf("{");
                        for (i = 0; i < items_read; i++) {
                            printf(" %d", values[i]);
                        }
                        printf(" }\n");
                    } else if (real_format == 8) {
                        Uint8 *values = (Uint8 *)propdata;

                        printf("{");
                        for (i = 0; i < items_read; i++) {
                            printf(" %d", values[i]);
                        }
                        printf(" }\n");
                    }
                } else if (real_type == XA_STRING ||
                           real_type == videodata->UTF8_STRING) {
                    printf("{ \"%s\" }\n", propdata);
                } else if (real_type == XA_ATOM) {
                    Atom *atoms = (Atom *)propdata;

                    printf("{");
                    for (i = 0; i < items_read; i++) {
                        char *name = XGetAtomName(display, atoms[i]);
                        if (name) {
                            printf(" %s", name);
                            XFree(name);
                        }
                    }
                    printf(" }\n");
                } else {
                    char *name = XGetAtomName(display, real_type);
                    printf("Unknown type: %ld (%s)\n", real_type, name ? name : "UNKNOWN");
                    if (name) {
                        XFree(name);
                    }
                }
            }
            if (status == Success) {
                XFree(propdata);
            }
#endif /* DEBUG_XEVENTS */

            if (xevent.xproperty.atom == data->videodata->_NET_WM_STATE) {
                /* Get the new state from the window manager.
                   Compositing window managers can alter visibility of windows
                   without ever mapping / unmapping them, so we handle that here,
                   because they use the NETWM protocol to notify us of changes.
                 */
                Uint32 flags = X11_GetNetWMState(_this, xevent.xproperty.window);
                if ((flags^data->window->flags) & SDL_WINDOW_HIDDEN) {
                    if (flags & SDL_WINDOW_HIDDEN) {
                        X11_DispatchUnmapNotify(data);
                    } else {
                        X11_DispatchMapNotify(data);
                    }
                }
            }
        }
        break;

    /* Copy the selection from XA_CUT_BUFFER0 to the requested property */
    case SelectionRequest: {
            XSelectionRequestEvent *req;
            XEvent sevent;
            int seln_format;
            unsigned long nbytes;
            unsigned long overflow;
            unsigned char *seln_data;

            req = &xevent.xselectionrequest;
#ifdef DEBUG_XEVENTS
            printf("window %p: SelectionRequest (requestor = %ld, target = %ld)\n", data,
                req->requestor, req->target);
#endif

            SDL_zero(sevent);
            sevent.xany.type = SelectionNotify;
            sevent.xselection.selection = req->selection;
            sevent.xselection.target = None;
            sevent.xselection.property = None;
            sevent.xselection.requestor = req->requestor;
            sevent.xselection.time = req->time;
            if (XGetWindowProperty(display, DefaultRootWindow(display),
                    XA_CUT_BUFFER0, 0, INT_MAX/4, False, req->target,
                    &sevent.xselection.target, &seln_format, &nbytes,
                    &overflow, &seln_data) == Success) {
                if (sevent.xselection.target == req->target) {
                    XChangeProperty(display, req->requestor, req->property,
                        sevent.xselection.target, seln_format, PropModeReplace,
                        seln_data, nbytes);
                    sevent.xselection.property = req->property;
                }
                XFree(seln_data);
            }
            XSendEvent(display, req->requestor, False, 0, &sevent);
            XSync(display, False);
        }
        break;

    case SelectionNotify: {
#ifdef DEBUG_XEVENTS
            printf("window %p: SelectionNotify (requestor = %ld, target = %ld)\n", data,
                xevent.xselection.requestor, xevent.xselection.target);
#endif
            videodata->selection_waiting = SDL_FALSE;
        }
        break;

    default:{
#ifdef DEBUG_XEVENTS
            printf("window %p: Unhandled event %d\n", data, xevent.type);
#endif
        }
        break;
    }
}
void NACL_PumpEvents(_THIS) {
  PSEvent* ps_event;
  PP_Resource event;  
  PP_InputEvent_Type type;
  PP_InputEvent_Modifier modifiers;
  struct PP_Rect rect;
  struct PP_FloatPoint fp;
  struct PP_Point location;
  struct PP_Var var;
  const char *str;
  char text[64];
  Uint32 str_len;
  SDL_VideoData *driverdata = (SDL_VideoData *) _this->driverdata;
  SDL_Mouse *mouse = SDL_GetMouse();
  
  if (driverdata->window) {
    while ((ps_event = PSEventTryAcquire()) != NULL) {
        event = ps_event->as_resource;
        switch(ps_event->type) {
            /* From DidChangeView, contains a view resource */
            case PSE_INSTANCE_DIDCHANGEVIEW:
                driverdata->ppb_view->GetRect(event, &rect);
                NACL_SetScreenResolution(rect.size.width, rect.size.height, SDL_PIXELFORMAT_UNKNOWN);
                // FIXME: Rebuild context? See life.c UpdateContext
                break;
            
            /* From HandleInputEvent, contains an input resource. */
            case PSE_INSTANCE_HANDLEINPUT: 
                type = driverdata->ppb_input_event->GetType(event);
                modifiers = driverdata->ppb_input_event->GetModifiers(event);
                switch(type) {
                    case PP_INPUTEVENT_TYPE_MOUSEDOWN:
                        SDL_SendMouseButton(mouse->focus, mouse->mouseID, SDL_PRESSED, SDL_NACL_translate_mouse_button(driverdata->ppb_mouse_input_event->GetButton(event)));
                        break;
                    case PP_INPUTEVENT_TYPE_MOUSEUP:
                        SDL_SendMouseButton(mouse->focus, mouse->mouseID, SDL_RELEASED, SDL_NACL_translate_mouse_button(driverdata->ppb_mouse_input_event->GetButton(event)));
                        break;
                    case PP_INPUTEVENT_TYPE_WHEEL:
                        /* FIXME: GetTicks provides high resolution scroll events */
                        fp = driverdata->ppb_wheel_input_event->GetDelta(event);
                        SDL_SendMouseWheel(mouse->focus, mouse->mouseID, (int) fp.x, (int) fp.y, SDL_MOUSEWHEEL_NORMAL);
                        break;
                        
                    case PP_INPUTEVENT_TYPE_MOUSEENTER:
                    case PP_INPUTEVENT_TYPE_MOUSELEAVE:
                        /* FIXME: Mouse Focus */
                        break;
                        
                        
                    case PP_INPUTEVENT_TYPE_MOUSEMOVE: 
                        location = driverdata->ppb_mouse_input_event->GetPosition(event);
                        SDL_SendMouseMotion(mouse->focus, mouse->mouseID, SDL_FALSE, location.x, location.y);
                        break;
                  
                    case PP_INPUTEVENT_TYPE_TOUCHSTART:
                    case PP_INPUTEVENT_TYPE_TOUCHMOVE:
                    case PP_INPUTEVENT_TYPE_TOUCHEND:
                    case PP_INPUTEVENT_TYPE_TOUCHCANCEL:
                        /* FIXME: Touch events */
                        break;
                      
                    case PP_INPUTEVENT_TYPE_KEYDOWN:
                        SDL_SendKeyboardKey(SDL_PRESSED, SDL_NACL_translate_keycode(driverdata->ppb_keyboard_input_event->GetKeyCode(event)));
                        break;
                        
                    case PP_INPUTEVENT_TYPE_KEYUP:
                        SDL_SendKeyboardKey(SDL_RELEASED, SDL_NACL_translate_keycode(driverdata->ppb_keyboard_input_event->GetKeyCode(event)));
                        break;
                        
                    case PP_INPUTEVENT_TYPE_CHAR:
                        var = driverdata->ppb_keyboard_input_event->GetCharacterText(event);
                        str = driverdata->ppb_var->VarToUtf8(var, &str_len);
                        /* str is not null terminated! */
                        if ( str_len >= SDL_arraysize(text) ) {
                            str_len = SDL_arraysize(text) - 1;
                        }
                        SDL_strlcpy(text, str, str_len );
                        text[str_len] = '\0';
                        
                        SDL_SendKeyboardText(text);
                        /* FIXME: Do we have to handle ref counting? driverdata->ppb_var->Release(var);*/
                        break;
                        
                    default:
                        break;
                }
                break;
                
        
            /* From HandleMessage, contains a PP_Var. */
            case PSE_INSTANCE_HANDLEMESSAGE:
                break;

            /* From DidChangeFocus, contains a PP_Bool with the current focus state. */
            case PSE_INSTANCE_DIDCHANGEFOCUS:
                break;

            /* When the 3D context is lost, no resource. */
            case PSE_GRAPHICS3D_GRAPHICS3DCONTEXTLOST:
                break;
                
            /* When the mouse lock is lost. */
            case PSE_MOUSELOCK_MOUSELOCKLOST:
                break;

            default:
                break;
        }
        
        PSEventRelease(ps_event);
    }
  }
}
Exemple #8
0
void 
SDL_EVDEV_Poll(void)
{
    struct input_event events[32];
    int i, len;
    SDL_evdevlist_item *item;
    SDL_Scancode scan_code;
    int mouse_button;
    SDL_Mouse *mouse;
#ifdef SDL_INPUT_LINUXKD
    Uint16 modstate;
    struct kbentry kbe;
    static char keysym[8];
    char *end;
    Uint32 kval;
#endif

#if SDL_USE_LIBUDEV
    SDL_UDEV_Poll();
#endif

    mouse = SDL_GetMouse();

    for (item = _this->first; item != NULL; item = item->next) {
        while ((len = read(item->fd, events, (sizeof events))) > 0) {
            len /= sizeof(events[0]);
            for (i = 0; i < len; ++i) {
                switch (events[i].type) {
                case EV_KEY:
                    if (events[i].code >= BTN_MOUSE && events[i].code < BTN_MOUSE + SDL_arraysize(EVDEV_MouseButtons)) {
                        mouse_button = events[i].code - BTN_MOUSE;
                        if (events[i].value == 0) {
                            SDL_SendMouseButton(mouse->focus, mouse->mouseID, SDL_RELEASED, EVDEV_MouseButtons[mouse_button]);
                        } else if (events[i].value == 1) {
                            SDL_SendMouseButton(mouse->focus, mouse->mouseID, SDL_PRESSED, EVDEV_MouseButtons[mouse_button]);
                        }
                        break;
                    }

                    /* Probably keyboard */
                    scan_code = SDL_EVDEV_translate_keycode(events[i].code);
                    if (scan_code != SDL_SCANCODE_UNKNOWN) {
                        if (events[i].value == 0) {
                            SDL_SendKeyboardKey(SDL_RELEASED, scan_code);
                        } else if (events[i].value == 1 || events[i].value == 2 /* Key repeated */ ) {
                            SDL_SendKeyboardKey(SDL_PRESSED, scan_code);
#ifdef SDL_INPUT_LINUXKD
                            if (_this->console_fd >= 0) {
                                kbe.kb_index = events[i].code;
                                /* Convert the key to an UTF-8 char */
                                /* Ref: http://www.linuxjournal.com/article/2783 */
                                modstate = SDL_GetModState();
                                kbe.kb_table = 0;
                                
                                /* Ref: http://graphics.stanford.edu/~seander/bithacks.html#ConditionalSetOrClearBitsWithoutBranching */
                                kbe.kb_table |= -( (modstate & KMOD_LCTRL) != 0) & (1 << KG_CTRLL | 1 << KG_CTRL);
                                kbe.kb_table |= -( (modstate & KMOD_RCTRL) != 0) & (1 << KG_CTRLR | 1 << KG_CTRL);
                                kbe.kb_table |= -( (modstate & KMOD_LSHIFT) != 0) & (1 << KG_SHIFTL | 1 << KG_SHIFT);
                                kbe.kb_table |= -( (modstate & KMOD_RSHIFT) != 0) & (1 << KG_SHIFTR | 1 << KG_SHIFT);
                                kbe.kb_table |= -( (modstate & KMOD_LALT) != 0) & (1 << KG_ALT);
                                kbe.kb_table |= -( (modstate & KMOD_RALT) != 0) & (1 << KG_ALTGR);

                                if (ioctl(_this->console_fd, KDGKBENT, (unsigned long)&kbe) == 0 && 
                                    ((KTYP(kbe.kb_value) == KT_LATIN) || (KTYP(kbe.kb_value) == KT_ASCII) || (KTYP(kbe.kb_value) == KT_LETTER))) 
                                {
                                    kval = KVAL(kbe.kb_value);
                                    
                                    /* While there's a KG_CAPSSHIFT symbol, it's not useful to build the table index with it
                                     * because 1 << KG_CAPSSHIFT overflows the 8 bits of kb_table 
                                     * So, we do the CAPS LOCK logic here. Note that isalpha depends on the locale!
                                     */
                                    if ( modstate & KMOD_CAPS && isalpha(kval) ) {
                                        if ( isupper(kval) ) {
                                            kval = tolower(kval);
                                        } else {
                                            kval = toupper(kval);
                                        }
                                    }
                                     
                                    /* Convert to UTF-8 and send */
                                    end = SDL_UCS4ToUTF8( kval, keysym);
                                    *end = '\0';
                                    SDL_SendKeyboardText(keysym);
                                }
                            }
#endif /* SDL_INPUT_LINUXKD */
                        }
                    }
                    break;
                case EV_ABS:
                    switch(events[i].code) {
                    case ABS_X:
                        SDL_SendMouseMotion(mouse->focus, mouse->mouseID, SDL_FALSE, events[i].value, mouse->y);
                        break;
                    case ABS_Y:
                        SDL_SendMouseMotion(mouse->focus, mouse->mouseID, SDL_FALSE, mouse->x, events[i].value);
                        break;
                    default:
                        break;
                    }
                    break;
                case EV_REL:
                    switch(events[i].code) {
                    case REL_X:
                        SDL_SendMouseMotion(mouse->focus, mouse->mouseID, SDL_TRUE, events[i].value, 0);
                        break;
                    case REL_Y:
                        SDL_SendMouseMotion(mouse->focus, mouse->mouseID, SDL_TRUE, 0, events[i].value);
                        break;
                    case REL_WHEEL:
                        SDL_SendMouseWheel(mouse->focus, mouse->mouseID, 0, events[i].value);
                        break;
                    case REL_HWHEEL:
                        SDL_SendMouseWheel(mouse->focus, mouse->mouseID, events[i].value, 0);
                        break;
                    default:
                        break;
                    }
                    break;
                case EV_SYN:
                    switch (events[i].code) {
                    case SYN_DROPPED:
                        SDL_EVDEV_sync_device(item);
                        break;
                    default:
                        break;
                    }
                    break;
                }
            }
        }    
    }
}
Exemple #9
0
static void
HandleMouseScroll(SDL_Window* sdl_window, int hscroll, int vscroll)
{
    SDL_SendMouseWheel(sdl_window, 0, hscroll, vscroll);
}
Exemple #10
0
static void
X11_DispatchEvent(_THIS)
{
    SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
    Display *display = videodata->display;
    SDL_WindowData *data;
    XEvent xevent;
    int i;

    SDL_zero(xevent);           /* valgrind fix. --ryan. */
    XNextEvent(display, &xevent);

    /* filter events catchs XIM events and sends them to the correct
       handler */
    if (XFilterEvent(&xevent, None) == True) {
#if 0
        printf("Filtered event type = %d display = %d window = %d\n",
               xevent.type, xevent.xany.display, xevent.xany.window);
#endif
        return;
    }

    /* Send a SDL_SYSWMEVENT if the application wants them */
    if (SDL_GetEventState(SDL_SYSWMEVENT) == SDL_ENABLE) {
        SDL_SysWMmsg wmmsg;

        SDL_VERSION(&wmmsg.version);
        wmmsg.subsystem = SDL_SYSWM_X11;
        wmmsg.msg.x11.event = xevent;
        SDL_SendSysWMEvent(&wmmsg);
    }

    data = NULL;
    if (videodata && videodata->windowlist) {
        for (i = 0; i < videodata->numwindows; ++i) {
            if ((videodata->windowlist[i] != NULL) &&
                    (videodata->windowlist[i]->xwindow == xevent.xany.window)) {
                data = videodata->windowlist[i];
                break;
            }
        }
    }
    if (!data) {
        return;
    }

#if 0
    printf("type = %d display = %d window = %d\n",
           xevent.type, xevent.xany.display, xevent.xany.window);
#endif
    switch (xevent.type) {

    /* Gaining mouse coverage? */
    case EnterNotify: {
#ifdef DEBUG_XEVENTS
        printf("EnterNotify! (%d,%d,%d)\n",
               xevent.xcrossing.x,
               xevent.xcrossing.y,
               xevent.xcrossing.mode);
        if (xevent.xcrossing.mode == NotifyGrab)
            printf("Mode: NotifyGrab\n");
        if (xevent.xcrossing.mode == NotifyUngrab)
            printf("Mode: NotifyUngrab\n");
#endif
        SDL_SetMouseFocus(data->window);
    }
    break;
    /* Losing mouse coverage? */
    case LeaveNotify: {
#ifdef DEBUG_XEVENTS
        printf("LeaveNotify! (%d,%d,%d)\n",
               xevent.xcrossing.x,
               xevent.xcrossing.y,
               xevent.xcrossing.mode);
        if (xevent.xcrossing.mode == NotifyGrab)
            printf("Mode: NotifyGrab\n");
        if (xevent.xcrossing.mode == NotifyUngrab)
            printf("Mode: NotifyUngrab\n");
#endif
        if (xevent.xcrossing.mode != NotifyGrab &&
                xevent.xcrossing.mode != NotifyUngrab &&
                xevent.xcrossing.detail != NotifyInferior) {
            SDL_SetMouseFocus(NULL);
        }
    }
    break;

    /* Gaining input focus? */
    case FocusIn: {
#ifdef DEBUG_XEVENTS
        printf("FocusIn!\n");
#endif
        SDL_SetKeyboardFocus(data->window);
#ifdef X_HAVE_UTF8_STRING
        if (data->ic) {
            XSetICFocus(data->ic);
        }
#endif
    }
    break;

    /* Losing input focus? */
    case FocusOut: {
#ifdef DEBUG_XEVENTS
        printf("FocusOut!\n");
#endif
        SDL_SetKeyboardFocus(NULL);
#ifdef X_HAVE_UTF8_STRING
        if (data->ic) {
            XUnsetICFocus(data->ic);
        }
#endif
    }
    break;

    /* Generated upon EnterWindow and FocusIn */
    case KeymapNotify: {
#ifdef DEBUG_XEVENTS
        printf("KeymapNotify!\n");
#endif
        /* FIXME:
           X11_SetKeyboardState(SDL_Display, xevent.xkeymap.key_vector);
         */
    }
    break;

    /* Has the keyboard layout changed? */
    case MappingNotify: {
#ifdef DEBUG_XEVENTS
        printf("MappingNotify!\n");
#endif
        X11_UpdateKeymap(_this);
    }
    break;

    /* Key press? */
    case KeyPress: {
        KeyCode keycode = xevent.xkey.keycode;
        KeySym keysym = NoSymbol;
        SDL_Scancode scancode;
        char text[SDL_TEXTINPUTEVENT_TEXT_SIZE];
        Status status = 0;

#ifdef DEBUG_XEVENTS
        printf("KeyPress (X11 keycode = 0x%X)\n", xevent.xkey.keycode);
#endif
        SDL_SendKeyboardKey(SDL_PRESSED, videodata->key_layout[keycode]);
#if 1
        if (videodata->key_layout[keycode] == SDLK_UNKNOWN) {
            int min_keycode, max_keycode;
            XDisplayKeycodes(display, &min_keycode, &max_keycode);
            keysym = XKeycodeToKeysym(display, keycode, 0);
            fprintf(stderr,
                    "The key you just pressed is not recognized by SDL. To help get this fixed, please report this to the SDL mailing list <*****@*****.**> X11 KeyCode %d (%d), X11 KeySym 0x%lX (%s).\n",
                    keycode, keycode - min_keycode, keysym,
                    XKeysymToString(keysym));
        }
#endif
        /* */
        SDL_zero(text);
#ifdef X_HAVE_UTF8_STRING
        if (data->ic) {
            Xutf8LookupString(data->ic, &xevent.xkey, text, sizeof(text),
                              &keysym, &status);
        }
#else
        XLookupString(&xevent.xkey, text, sizeof(text), &keysym, NULL);
#endif
        if (*text) {
            SDL_SendKeyboardText(text);
        }
    }
    break;

    /* Key release? */
    case KeyRelease: {
        KeyCode keycode = xevent.xkey.keycode;

#ifdef DEBUG_XEVENTS
        printf("KeyRelease (X11 keycode = 0x%X)\n", xevent.xkey.keycode);
#endif
        if (X11_KeyRepeat(display, &xevent)) {
            /* We're about to get a repeated key down, ignore the key up */
            break;
        }
        SDL_SendKeyboardKey(SDL_RELEASED, videodata->key_layout[keycode]);
    }
    break;

    /* Have we been iconified? */
    case UnmapNotify: {
#ifdef DEBUG_XEVENTS
        printf("UnmapNotify!\n");
#endif
        SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_HIDDEN, 0, 0);
        SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_MINIMIZED, 0, 0);
    }
    break;

    /* Have we been restored? */
    case MapNotify: {
#ifdef DEBUG_XEVENTS
        printf("MapNotify!\n");
#endif
        SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_SHOWN, 0, 0);
        SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_RESTORED, 0, 0);
    }
    break;

    /* Have we been resized or moved? */
    case ConfigureNotify: {
#ifdef DEBUG_XEVENTS
        printf("ConfigureNotify! (resize: %dx%d)\n",
               xevent.xconfigure.width, xevent.xconfigure.height);
#endif
        SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_MOVED,
                            xevent.xconfigure.x, xevent.xconfigure.y);
        SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_RESIZED,
                            xevent.xconfigure.width,
                            xevent.xconfigure.height);
    }
    break;

    /* Have we been requested to quit (or another client message?) */
    case ClientMessage: {
        if ((xevent.xclient.format == 32) &&
                (xevent.xclient.data.l[0] == videodata->WM_DELETE_WINDOW)) {

            SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_CLOSE, 0, 0);
        }
    }
    break;

    /* Do we need to refresh ourselves? */
    case Expose: {
#ifdef DEBUG_XEVENTS
        printf("Expose (count = %d)\n", xevent.xexpose.count);
#endif
        SDL_SendWindowEvent(data->window, SDL_WINDOWEVENT_EXPOSED, 0, 0);
    }
    break;

    case MotionNotify: {
#ifdef DEBUG_MOTION
        printf("X11 motion: %d,%d\n", xevent.xmotion.x, xevent.xmotion.y);
#endif
        SDL_SendMouseMotion(data->window, 0, xevent.xmotion.x, xevent.xmotion.y);
    }
    break;

    case ButtonPress: {
        int ticks = 0;
        if (X11_IsWheelEvent(display,&xevent,&ticks) == SDL_TRUE) {
            SDL_SendMouseWheel(data->window, 0, ticks);
        }
        else {
            SDL_SendMouseButton(data->window, SDL_PRESSED, xevent.xbutton.button);
        }
    }
    break;

    case ButtonRelease: {
        SDL_SendMouseButton(data->window, SDL_RELEASED, xevent.xbutton.button);
    }
    break;

    case PropertyNotify: {
#ifdef DEBUG_XEVENTS
        unsigned char *propdata;
        int status, real_format;
        Atom real_type;
        unsigned long items_read, items_left, i;

        char *name = XGetAtomName(display, xevent.xproperty.atom);
        if (name) {
            printf("PropertyNotify: %s %s\n", name, (xevent.xproperty.state == PropertyDelete) ? "deleted" : "changed");
            XFree(name);
        }

        status = XGetWindowProperty(display, data->xwindow, xevent.xproperty.atom, 0L, 8192L, False, AnyPropertyType, &real_type, &real_format, &items_read, &items_left, &propdata);
        if (status == Success && items_read > 0) {
            if (real_type == XA_INTEGER) {
                int *values = (int *)propdata;

                printf("{");
                for (i = 0; i < items_read; i++) {
                    printf(" %d", values[i]);
                }
                printf(" }\n");
            } else if (real_type == XA_CARDINAL) {
                if (real_format == 32) {
                    Uint32 *values = (Uint32 *)propdata;

                    printf("{");
                    for (i = 0; i < items_read; i++) {
                        printf(" %d", values[i]);
                    }
                    printf(" }\n");
                } else if (real_format == 16) {
                    Uint16 *values = (Uint16 *)propdata;

                    printf("{");
                    for (i = 0; i < items_read; i++) {
                        printf(" %d", values[i]);
                    }
                    printf(" }\n");
                } else if (real_format == 8) {
                    Uint8 *values = (Uint8 *)propdata;

                    printf("{");
                    for (i = 0; i < items_read; i++) {
                        printf(" %d", values[i]);
                    }
                    printf(" }\n");
                }
            } else if (real_type == XA_STRING ||
                       real_type == videodata->UTF8_STRING) {
                printf("{ \"%s\" }\n", propdata);
            } else if (real_type == XA_ATOM) {
                Atom *atoms = (Atom *)propdata;

                printf("{");
                for (i = 0; i < items_read; i++) {
                    char *name = XGetAtomName(display, atoms[i]);
                    if (name) {
                        printf(" %s", name);
                        XFree(name);
                    }
                }
                printf(" }\n");
            } else {
                char *name = XGetAtomName(display, real_type);
                printf("Unknown type: %ld (%s)\n", real_type, name ? name : "UNKNOWN");
                if (name) {
                    XFree(name);
                }
            }
        }
#endif
    }
    break;

    /* Copy the selection from XA_CUT_BUFFER0 to the requested property */
    case SelectionRequest: {
        XSelectionRequestEvent *req;
        XEvent sevent;
        int seln_format;
        unsigned long nbytes;
        unsigned long overflow;
        unsigned char *seln_data;

        req = &xevent.xselectionrequest;
#ifdef DEBUG_XEVENTS
        printf("SelectionRequest (requestor = %ld, target = %ld)\n",
               req->requestor, req->target);
#endif

        SDL_zero(sevent);
        sevent.xany.type = SelectionNotify;
        sevent.xselection.selection = req->selection;
        sevent.xselection.target = None;
        sevent.xselection.property = None;
        sevent.xselection.requestor = req->requestor;
        sevent.xselection.time = req->time;
        if (XGetWindowProperty(display, DefaultRootWindow(display),
                               XA_CUT_BUFFER0, 0, INT_MAX/4, False, req->target,
                               &sevent.xselection.target, &seln_format, &nbytes,
                               &overflow, &seln_data) == Success) {
            if (sevent.xselection.target == req->target) {
                XChangeProperty(display, req->requestor, req->property,
                                sevent.xselection.target, seln_format, PropModeReplace,
                                seln_data, nbytes);
                sevent.xselection.property = req->property;
            }
            XFree(seln_data);
        }
        XSendEvent(display, req->requestor, False, 0, &sevent);
        XSync(display, False);
    }
    break;

    case SelectionNotify: {
#ifdef DEBUG_XEVENTS
        printf("SelectionNotify (requestor = %ld, target = %ld)\n",
               xevent.xselection.requestor, xevent.xselection.target);
#endif
        videodata->selection_waiting = SDL_FALSE;
    }
    break;

    default: {
#ifdef DEBUG_XEVENTS
        printf("Unhandled event %d\n", xevent.type);
#endif
    }
    break;
    }
}
/* We need our own event queue, because Free Heroes 2 game uses
 * SDL_SetEventFilter(), and it calls SDL_Flip() from inside
 * it's custom filter function, and SDL_Flip() does not work
 * when it's not called from the main() thread.
 * So we, like, push the events into our own queue,
 * read each event from that queue inside SDL_ANDROID_PumpEvents(),
 * unlock the mutex, and push the event to SDL queue,
 * which is then immediately read by SDL from the same thread,
 * and then SDL invokes event filter function from FHeroes2.
 * FHeroes2 call SDL_Flip() from inside that event filter function,
 * and it works, because it is called from the main() thread.
 */
extern void SDL_ANDROID_PumpEvents()
{
	static int oldMouseButtons = 0;
	SDL_Event ev;
	SDL_ANDROID_processAndroidTrackballDampening();
	SDL_ANDROID_processMoveMouseWithKeyboard();
#if SDL_VERSION_ATLEAST(1,3,0)
	SDL_Window * window = SDL_GetFocusWindow();
	if( !window )
		return;
#endif

	if( !BufferedEventsMutex )
		BufferedEventsMutex = SDL_CreateMutex();

	SDL_mutexP(BufferedEventsMutex);
	while( BufferedEventsStart != BufferedEventsEnd )
	{
		ev = BufferedEvents[BufferedEventsStart];
		BufferedEvents[BufferedEventsStart].type = 0;
		BufferedEventsStart++;
		if( BufferedEventsStart >= MAX_BUFFERED_EVENTS )
			BufferedEventsStart = 0;
		SDL_mutexV(BufferedEventsMutex);
		
		switch( ev.type )
		{
			case SDL_MOUSEMOTION:
				SDL_SendMouseMotion( ANDROID_CurrentWindow, 0, ev.motion.x, ev.motion.y );
				break;
			case SDL_MOUSEBUTTONDOWN:
				if( ((oldMouseButtons & SDL_BUTTON(ev.button.button)) != 0) != ev.button.state )
				{
					oldMouseButtons = (oldMouseButtons & ~SDL_BUTTON(ev.button.button)) | (ev.button.state ? SDL_BUTTON(ev.button.button) : 0);
					SDL_SendMouseButton( ANDROID_CurrentWindow, ev.button.state, ev.button.button );
				}
				break;
			case SDL_KEYDOWN:
				//__android_log_print(ANDROID_LOG_INFO, "libSDL", "SDL_KEYDOWN: %i %i", ev->key.keysym.sym, ev->key.state);
				SDL_SendKeyboardKey( ev.key.state, &ev.key.keysym );
				break;
			case SDL_JOYAXISMOTION:
				if( ev.jaxis.which < MAX_MULTITOUCH_POINTERS+1 && SDL_ANDROID_CurrentJoysticks[ev.jaxis.which] )
					SDL_PrivateJoystickAxis( SDL_ANDROID_CurrentJoysticks[ev.jaxis.which], ev.jaxis.axis, ev.jaxis.value );
				break;
			case SDL_JOYBUTTONDOWN:
				if( ev.jbutton.which < MAX_MULTITOUCH_POINTERS+1 && SDL_ANDROID_CurrentJoysticks[ev.jbutton.which] )
					SDL_PrivateJoystickButton( SDL_ANDROID_CurrentJoysticks[ev.jbutton.which], ev.jbutton.button, ev.jbutton.state );
				break;
			case SDL_JOYBALLMOTION:
				if( ev.jball.which < MAX_MULTITOUCH_POINTERS+1 && SDL_ANDROID_CurrentJoysticks[ev.jbutton.which] )
					SDL_PrivateJoystickBall( SDL_ANDROID_CurrentJoysticks[ev.jball.which], ev.jball.ball, ev.jball.xrel, ev.jball.yrel );
				break;
#if SDL_VERSION_ATLEAST(1,3,0)
				//if( ANDROID_CurrentWindow )
				//	SDL_SendWindowEvent(ANDROID_CurrentWindow, SDL_WINDOWEVENT_MINIMIZED, 0, 0);
#else
			case SDL_ACTIVEEVENT:
				SDL_PrivateAppActive(ev.active.gain, ev.active.state);
				break;
#endif
#if SDL_VERSION_ATLEAST(1,3,0)
			case SDL_FINGERMOTION:
				SDL_SendTouchMotion(0, ev.tfinger.fingerId, 0, (float)ev.tfinger.x / (float)window->w, (float)ev.tfinger.y / (float)window->h, ev.tfinger.pressure);
				break;
			case SDL_FINGERDOWN:
				SDL_SendFingerDown(0, ev.tfinger.fingerId, ev.tfinger.state ? 1 : 0, (float)ev.tfinger.x / (float)window->w, (float)ev.tfinger.y / (float)window->h, ev.tfinger.pressure);
				break;
			case SDL_TEXTINPUT:
				SDL_SendKeyboardText(ev.text.text);
				break;
			case SDL_MOUSEWHEEL:
				SDL_SendMouseWheel( ANDROID_CurrentWindow, ev.wheel.x, ev.wheel.y );
				break;
#endif
		}

		SDL_mutexP(BufferedEventsMutex);
	}
	SDL_mutexV(BufferedEventsMutex);
};