static void handle_pointer_axis(struct libinput_device *libinput_device, struct libinput_event_pointer *pointer_event) { struct evdev_device *device = libinput_device_get_user_data(libinput_device); notify_axis(device->seat, libinput_event_pointer_get_time(pointer_event), libinput_event_pointer_get_axis(pointer_event), libinput_event_pointer_get_axis_value(pointer_event)); }
void QLibInputPointer::processAxis(libinput_event_pointer *e) { #if QT_LIBINPUT_VERSION_MAJOR == 0 && QT_LIBINPUT_VERSION_MINOR <= 7 const double v = libinput_event_pointer_get_axis_value(e) * 120; const Qt::Orientation ori = libinput_event_pointer_get_axis(e) == LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL ? Qt::Vertical : Qt::Horizontal; QWindowSystemInterface::handleWheelEvent(Q_NULLPTR, m_pos, m_pos, qRound(-v), ori, QGuiApplication::keyboardModifiers()); #else if (libinput_event_pointer_has_axis(e, LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL)) { const double v = libinput_event_pointer_get_axis_value(e, LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL) * 120; QWindowSystemInterface::handleWheelEvent(Q_NULLPTR, m_pos, m_pos, qRound(-v), Qt::Vertical, QGuiApplication::keyboardModifiers()); } if (libinput_event_pointer_has_axis(e, LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL)) { const double v = libinput_event_pointer_get_axis_value(e, LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL) * 120; QWindowSystemInterface::handleWheelEvent(Q_NULLPTR, m_pos, m_pos, qRound(-v), Qt::Horizontal, QGuiApplication::keyboardModifiers()); } #endif }
END_TEST static void test_wheel_event(struct litest_device *dev, int which, int amount) { struct libinput *li = dev->libinput; struct libinput_event *event; struct libinput_event_pointer *ptrev; /* the current evdev implementation scales the scroll wheel events up by a factor 10 */ const int scroll_step = 10; int expected = amount * scroll_step; /* mouse scroll wheels are 'upside down' */ if (which == REL_WHEEL) amount *= -1; litest_event(dev, EV_REL, which, amount); litest_event(dev, EV_SYN, SYN_REPORT, 0); libinput_dispatch(li); event = libinput_get_event(li); ck_assert(event != NULL); ck_assert_int_eq(libinput_event_get_type(event), LIBINPUT_EVENT_POINTER_AXIS); ptrev = libinput_event_get_pointer_event(event); ck_assert(ptrev != NULL); ck_assert_int_eq(libinput_event_pointer_get_axis(ptrev), which == REL_WHEEL ? LIBINPUT_POINTER_AXIS_VERTICAL_SCROLL : LIBINPUT_POINTER_AXIS_HORIZONTAL_SCROLL); ck_assert_int_eq(libinput_event_pointer_get_axis_value(ptrev), li_fixed_from_int(expected)); libinput_event_destroy(event); }
static int input_event(int fd, uint32_t mask, void *data) { (void)fd, (void)mask; struct input *input = data; if (libinput_dispatch(input->handle) != 0) wlc_log(WLC_LOG_WARN, "Failed to dispatch libinput"); struct libinput_event *event; while ((event = libinput_get_event(input->handle))) { struct libinput *handle = libinput_event_get_context(event); struct libinput_device *device = libinput_event_get_device(event); (void)handle; switch (libinput_event_get_type(event)) { case LIBINPUT_EVENT_DEVICE_ADDED: WLC_INTERFACE_EMIT(input.created, device); break; case LIBINPUT_EVENT_DEVICE_REMOVED: WLC_INTERFACE_EMIT(input.destroyed, device); break; case LIBINPUT_EVENT_POINTER_MOTION: { struct libinput_event_pointer *pev = libinput_event_get_pointer_event(event); struct wlc_input_event ev = {0}; ev.type = WLC_INPUT_EVENT_MOTION; ev.time = libinput_event_pointer_get_time(pev); ev.motion.dx = libinput_event_pointer_get_dx(pev); ev.motion.dy = libinput_event_pointer_get_dy(pev); wl_signal_emit(&wlc_system_signals()->input, &ev); } break; case LIBINPUT_EVENT_POINTER_MOTION_ABSOLUTE: { struct libinput_event_pointer *pev = libinput_event_get_pointer_event(event); struct wlc_input_event ev = {0}; ev.type = WLC_INPUT_EVENT_MOTION_ABSOLUTE; ev.time = libinput_event_pointer_get_time(pev); ev.motion_abs.x = pointer_abs_x; ev.motion_abs.y = pointer_abs_y; ev.motion_abs.internal = pev; wl_signal_emit(&wlc_system_signals()->input, &ev); } break; case LIBINPUT_EVENT_POINTER_BUTTON: { struct libinput_event_pointer *pev = libinput_event_get_pointer_event(event); struct wlc_input_event ev = {0}; ev.type = WLC_INPUT_EVENT_BUTTON; ev.time = libinput_event_pointer_get_time(pev); ev.button.code = libinput_event_pointer_get_button(pev); ev.button.state = (enum wl_pointer_button_state)libinput_event_pointer_get_button_state(pev); wl_signal_emit(&wlc_system_signals()->input, &ev); } break; case LIBINPUT_EVENT_POINTER_AXIS: { struct libinput_event_pointer *pev = libinput_event_get_pointer_event(event); struct wlc_input_event ev = {0}; ev.type = WLC_INPUT_EVENT_SCROLL; ev.time = libinput_event_pointer_get_time(pev); #if LIBINPUT_VERSION_MAJOR == 0 && LIBINPUT_VERSION_MINOR < 8 /* < libinput 0.8.x (at least to 0.6.x) */ const enum wl_pointer_axis axis = libinput_event_pointer_get_axis(pev); ev.scroll.amount[(axis == LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL)] = libinput_event_pointer_get_axis_value(pev); ev.scroll.axis_bits |= (axis == LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL ? WLC_SCROLL_AXIS_HORIZONTAL : WLC_SCROLL_AXIS_VERTICAL); #else /* > libinput 0.8.0 */ if (libinput_event_pointer_has_axis(pev, LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL)) { ev.scroll.amount[0] = libinput_event_pointer_get_axis_value(pev, LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL); ev.scroll.axis_bits |= WLC_SCROLL_AXIS_VERTICAL; } if (libinput_event_pointer_has_axis(pev, LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL)) { ev.scroll.amount[1] = libinput_event_pointer_get_axis_value(pev, LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL); ev.scroll.axis_bits |= WLC_SCROLL_AXIS_HORIZONTAL; } #endif // We should get other axis information from libinput as well, like source (finger, wheel) (v0.8) wl_signal_emit(&wlc_system_signals()->input, &ev); } break; case LIBINPUT_EVENT_KEYBOARD_KEY: { struct libinput_event_keyboard *kev = libinput_event_get_keyboard_event(event); struct wlc_input_event ev = {0}; ev.type = WLC_INPUT_EVENT_KEY; ev.time = libinput_event_keyboard_get_time(kev); ev.key.code = libinput_event_keyboard_get_key(kev); ev.key.state = (enum wl_keyboard_key_state)libinput_event_keyboard_get_key_state(kev); ev.device = device; wl_signal_emit(&wlc_system_signals()->input, &ev); } break; case LIBINPUT_EVENT_TOUCH_UP: { struct libinput_event_touch *tev = libinput_event_get_touch_event(event); struct wlc_input_event ev = {0}; ev.type = WLC_INPUT_EVENT_TOUCH; ev.time = libinput_event_touch_get_time(tev); ev.touch.type = wlc_touch_type_for_libinput_type(libinput_event_get_type(event)); ev.touch.slot = libinput_event_touch_get_seat_slot(tev); wl_signal_emit(&wlc_system_signals()->input, &ev); } break; case LIBINPUT_EVENT_TOUCH_DOWN: case LIBINPUT_EVENT_TOUCH_MOTION: { struct libinput_event_touch *tev = libinput_event_get_touch_event(event); struct wlc_input_event ev = {0}; ev.type = WLC_INPUT_EVENT_TOUCH; ev.time = libinput_event_touch_get_time(tev); ev.touch.type = wlc_touch_type_for_libinput_type(libinput_event_get_type(event)); ev.touch.x = touch_abs_x; ev.touch.y = touch_abs_y; ev.touch.internal = tev; ev.touch.slot = libinput_event_touch_get_seat_slot(tev); wl_signal_emit(&wlc_system_signals()->input, &ev); } break; case LIBINPUT_EVENT_TOUCH_FRAME: case LIBINPUT_EVENT_TOUCH_CANCEL: { struct libinput_event_touch *tev = libinput_event_get_touch_event(event); struct wlc_input_event ev = {0}; ev.type = WLC_INPUT_EVENT_TOUCH; ev.time = libinput_event_touch_get_time(tev); ev.touch.type = wlc_touch_type_for_libinput_type(libinput_event_get_type(event)); wl_signal_emit(&wlc_system_signals()->input, &ev); } break; default: break; } libinput_event_destroy(event); } return 0; }