259 lines
7.8 KiB
C
259 lines
7.8 KiB
C
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#include <libinput.h>
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#include <stdlib.h>
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#include <wlr/backend/session.h>
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#include <wlr/interfaces/wlr_keyboard.h>
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#include <wlr/interfaces/wlr_pointer.h>
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#include <wlr/interfaces/wlr_touch.h>
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#include <wlr/interfaces/wlr_tablet_tool.h>
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#include <wlr/interfaces/wlr_tablet_pad.h>
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#include <wlr/interfaces/wlr_switch.h>
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#include <wlr/util/log.h>
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#include "backend/libinput.h"
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void destroy_libinput_input_device(struct wlr_libinput_input_device *dev) {
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if (dev->keyboard.impl) {
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wlr_keyboard_finish(&dev->keyboard);
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}
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if (dev->pointer.impl) {
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wlr_pointer_finish(&dev->pointer);
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}
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if (dev->switch_device.impl) {
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wlr_switch_finish(&dev->switch_device);
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}
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if (dev->touch.impl) {
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wlr_touch_finish(&dev->touch);
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}
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if (dev->tablet.impl) {
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finish_device_tablet(dev);
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}
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if (dev->tablet_pad.impl) {
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finish_device_tablet_pad(dev);
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}
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libinput_device_unref(dev->handle);
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wl_list_remove(&dev->link);
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free(dev);
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}
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bool wlr_input_device_is_libinput(struct wlr_input_device *wlr_dev) {
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switch (wlr_dev->type) {
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case WLR_INPUT_DEVICE_KEYBOARD:
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return wlr_keyboard_from_input_device(wlr_dev)->impl ==
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&libinput_keyboard_impl;
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case WLR_INPUT_DEVICE_POINTER:
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return wlr_pointer_from_input_device(wlr_dev)->impl ==
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&libinput_pointer_impl;
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case WLR_INPUT_DEVICE_TOUCH:
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return wlr_touch_from_input_device(wlr_dev)->impl ==
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&libinput_touch_impl;
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case WLR_INPUT_DEVICE_TABLET:
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return wlr_tablet_from_input_device(wlr_dev)->impl ==
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&libinput_tablet_impl;
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case WLR_INPUT_DEVICE_TABLET_PAD:
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return wlr_tablet_pad_from_input_device(wlr_dev)->impl ==
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&libinput_tablet_pad_impl;
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case WLR_INPUT_DEVICE_SWITCH:
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return wlr_switch_from_input_device(wlr_dev)->impl ==
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&libinput_switch_impl;
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default:
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return false;
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}
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}
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static void handle_device_added(struct wlr_libinput_backend *backend,
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struct libinput_device *libinput_dev) {
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int vendor = libinput_device_get_id_vendor(libinput_dev);
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int product = libinput_device_get_id_product(libinput_dev);
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const char *name = libinput_device_get_name(libinput_dev);
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wlr_log(WLR_DEBUG, "Adding %s [%d:%d]", name, vendor, product);
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struct wlr_libinput_input_device *dev = calloc(1, sizeof(*dev));
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if (dev == NULL) {
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wlr_log_errno(WLR_ERROR, "failed to allocate wlr_libinput_input_device");
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return;
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}
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dev->handle = libinput_dev;
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libinput_device_ref(libinput_dev);
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libinput_device_set_user_data(libinput_dev, dev);
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wl_list_insert(&backend->devices, &dev->link);
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if (libinput_device_has_capability(
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libinput_dev, LIBINPUT_DEVICE_CAP_KEYBOARD)) {
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init_device_keyboard(dev);
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wl_signal_emit_mutable(&backend->backend.events.new_input,
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&dev->keyboard.base);
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}
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if (libinput_device_has_capability(
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libinput_dev, LIBINPUT_DEVICE_CAP_POINTER)) {
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init_device_pointer(dev);
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wl_signal_emit_mutable(&backend->backend.events.new_input,
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&dev->pointer.base);
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}
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if (libinput_device_has_capability(
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libinput_dev, LIBINPUT_DEVICE_CAP_SWITCH)) {
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init_device_switch(dev);
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wl_signal_emit_mutable(&backend->backend.events.new_input,
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&dev->switch_device.base);
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}
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if (libinput_device_has_capability(
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libinput_dev, LIBINPUT_DEVICE_CAP_TOUCH)) {
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init_device_touch(dev);
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wl_signal_emit_mutable(&backend->backend.events.new_input,
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&dev->touch.base);
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}
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if (libinput_device_has_capability(libinput_dev,
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LIBINPUT_DEVICE_CAP_TABLET_TOOL)) {
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init_device_tablet(dev);
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wl_signal_emit_mutable(&backend->backend.events.new_input,
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&dev->tablet.base);
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}
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if (libinput_device_has_capability(
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libinput_dev, LIBINPUT_DEVICE_CAP_TABLET_PAD)) {
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init_device_tablet_pad(dev);
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wl_signal_emit_mutable(&backend->backend.events.new_input,
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&dev->tablet_pad.base);
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}
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}
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static void handle_device_removed(struct wlr_libinput_backend *backend,
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struct wlr_libinput_input_device *dev) {
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int vendor = libinput_device_get_id_vendor(dev->handle);
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int product = libinput_device_get_id_product(dev->handle);
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const char *name = libinput_device_get_name(dev->handle);
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wlr_log(WLR_DEBUG, "Removing %s [%d:%d]", name, vendor, product);
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destroy_libinput_input_device(dev);
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}
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void handle_libinput_event(struct wlr_libinput_backend *backend,
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struct libinput_event *event) {
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struct libinput_device *libinput_dev = libinput_event_get_device(event);
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struct wlr_libinput_input_device *dev =
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libinput_device_get_user_data(libinput_dev);
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enum libinput_event_type event_type = libinput_event_get_type(event);
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if (dev == NULL && event_type != LIBINPUT_EVENT_DEVICE_ADDED) {
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wlr_log(WLR_ERROR, "libinput_device has no wlr_libinput_input_device");
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return;
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}
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switch (event_type) {
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case LIBINPUT_EVENT_DEVICE_ADDED:
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handle_device_added(backend, libinput_dev);
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break;
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case LIBINPUT_EVENT_DEVICE_REMOVED:
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handle_device_removed(backend, dev);
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break;
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case LIBINPUT_EVENT_KEYBOARD_KEY:
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handle_keyboard_key(event, &dev->keyboard);
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break;
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case LIBINPUT_EVENT_POINTER_MOTION:
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handle_pointer_motion(event, &dev->pointer);
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break;
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case LIBINPUT_EVENT_POINTER_MOTION_ABSOLUTE:
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handle_pointer_motion_abs(event, &dev->pointer);
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break;
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case LIBINPUT_EVENT_POINTER_BUTTON:
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handle_pointer_button(event, &dev->pointer);
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break;
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case LIBINPUT_EVENT_POINTER_AXIS:
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#if !HAVE_LIBINPUT_SCROLL_VALUE120
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/* This event must be ignored in favour of the SCROLL_* events */
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handle_pointer_axis(event, &dev->pointer);
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#endif
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break;
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#if HAVE_LIBINPUT_SCROLL_VALUE120
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case LIBINPUT_EVENT_POINTER_SCROLL_WHEEL:
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handle_pointer_axis_value120(event, &dev->pointer,
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WL_POINTER_AXIS_SOURCE_WHEEL);
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break;
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case LIBINPUT_EVENT_POINTER_SCROLL_FINGER:
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handle_pointer_axis_value120(event, &dev->pointer,
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WL_POINTER_AXIS_SOURCE_FINGER);
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break;
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case LIBINPUT_EVENT_POINTER_SCROLL_CONTINUOUS:
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handle_pointer_axis_value120(event, &dev->pointer,
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WL_POINTER_AXIS_SOURCE_CONTINUOUS);
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break;
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#endif
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case LIBINPUT_EVENT_TOUCH_DOWN:
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handle_touch_down(event, &dev->touch);
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break;
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case LIBINPUT_EVENT_TOUCH_UP:
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handle_touch_up(event, &dev->touch);
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break;
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case LIBINPUT_EVENT_TOUCH_MOTION:
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handle_touch_motion(event, &dev->touch);
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break;
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case LIBINPUT_EVENT_TOUCH_CANCEL:
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handle_touch_cancel(event, &dev->touch);
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break;
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case LIBINPUT_EVENT_TOUCH_FRAME:
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handle_touch_frame(event, &dev->touch);
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break;
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case LIBINPUT_EVENT_TABLET_TOOL_AXIS:
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handle_tablet_tool_axis(event, &dev->tablet);
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break;
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case LIBINPUT_EVENT_TABLET_TOOL_PROXIMITY:
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handle_tablet_tool_proximity(event, &dev->tablet);
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break;
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case LIBINPUT_EVENT_TABLET_TOOL_TIP:
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handle_tablet_tool_tip(event, &dev->tablet);
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break;
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case LIBINPUT_EVENT_TABLET_TOOL_BUTTON:
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handle_tablet_tool_button(event, &dev->tablet);
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break;
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case LIBINPUT_EVENT_TABLET_PAD_BUTTON:
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handle_tablet_pad_button(event, &dev->tablet_pad);
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break;
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case LIBINPUT_EVENT_TABLET_PAD_RING:
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handle_tablet_pad_ring(event, &dev->tablet_pad);
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break;
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case LIBINPUT_EVENT_TABLET_PAD_STRIP:
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handle_tablet_pad_strip(event, &dev->tablet_pad);
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break;
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case LIBINPUT_EVENT_SWITCH_TOGGLE:
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handle_switch_toggle(event, &dev->switch_device);
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break;
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case LIBINPUT_EVENT_GESTURE_SWIPE_BEGIN:
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handle_pointer_swipe_begin(event, &dev->pointer);
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break;
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case LIBINPUT_EVENT_GESTURE_SWIPE_UPDATE:
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handle_pointer_swipe_update(event, &dev->pointer);
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break;
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case LIBINPUT_EVENT_GESTURE_SWIPE_END:
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handle_pointer_swipe_end(event, &dev->pointer);
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break;
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case LIBINPUT_EVENT_GESTURE_PINCH_BEGIN:
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handle_pointer_pinch_begin(event, &dev->pointer);
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break;
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case LIBINPUT_EVENT_GESTURE_PINCH_UPDATE:
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handle_pointer_pinch_update(event, &dev->pointer);
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break;
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case LIBINPUT_EVENT_GESTURE_PINCH_END:
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handle_pointer_pinch_end(event, &dev->pointer);
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break;
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#if HAVE_LIBINPUT_HOLD_GESTURES
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case LIBINPUT_EVENT_GESTURE_HOLD_BEGIN:
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handle_pointer_hold_begin(event, &dev->pointer);
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break;
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case LIBINPUT_EVENT_GESTURE_HOLD_END:
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handle_pointer_hold_end(event, &dev->pointer);
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break;
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#endif
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default:
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wlr_log(WLR_DEBUG, "Unknown libinput event %d", event_type);
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break;
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}
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}
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