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388 lines
11 KiB
388 lines
11 KiB
/*
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* Copyright © 2010 Intel Corporation
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* Copyright © 2013 Jonas Ådahl
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of the copyright holders not be used in
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* advertising or publicity pertaining to distribution of the software
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* without specific, written prior permission. The copyright holders make
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* no representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
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* CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "config.h"
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <linux/input.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <mtdev.h>
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#include <assert.h>
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#include <libinput.h>
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#include "compositor.h"
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#include "libinput-device.h"
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#define DEFAULT_AXIS_STEP_DISTANCE wl_fixed_from_int(10)
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void
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evdev_led_update(struct evdev_device *device, enum weston_led weston_leds)
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{
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enum libinput_led leds = 0;
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if (weston_leds & LED_NUM_LOCK)
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leds |= LIBINPUT_LED_NUM_LOCK;
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if (weston_leds & LED_CAPS_LOCK)
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leds |= LIBINPUT_LED_CAPS_LOCK;
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if (weston_leds & LED_SCROLL_LOCK)
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leds |= LIBINPUT_LED_SCROLL_LOCK;
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libinput_device_led_update(device->device, leds);
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}
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static void
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handle_keyboard_key(struct libinput_device *libinput_device,
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struct libinput_event_keyboard *keyboard_event)
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{
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struct evdev_device *device =
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libinput_device_get_user_data(libinput_device);
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notify_key(device->seat,
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libinput_event_keyboard_get_time(keyboard_event),
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libinput_event_keyboard_get_key(keyboard_event),
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libinput_event_keyboard_get_key_state(keyboard_event),
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STATE_UPDATE_AUTOMATIC);
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}
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static void
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handle_pointer_motion(struct libinput_device *libinput_device,
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struct libinput_event_pointer *pointer_event)
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{
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struct evdev_device *device =
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libinput_device_get_user_data(libinput_device);
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notify_motion(device->seat,
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libinput_event_pointer_get_time(pointer_event),
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libinput_event_pointer_get_dx(pointer_event),
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libinput_event_pointer_get_dy(pointer_event));
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}
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static void
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handle_pointer_motion_absolute(
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struct libinput_device *libinput_device,
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struct libinput_event_pointer *pointer_event)
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{
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struct evdev_device *device =
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libinput_device_get_user_data(libinput_device);
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struct weston_output *output = device->output;
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uint32_t time;
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wl_fixed_t x, y;
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uint32_t width, height;
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if (!output)
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return;
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time = libinput_event_pointer_get_time(pointer_event);
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width = device->output->current_mode->width;
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height = device->output->current_mode->height;
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x = libinput_event_pointer_get_absolute_x_transformed(pointer_event,
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width);
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y = libinput_event_pointer_get_absolute_y_transformed(pointer_event,
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height);
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weston_output_transform_coordinate(device->output, x, y, &x, &y);
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notify_motion_absolute(device->seat, time, x, y);
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}
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static void
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handle_pointer_button(struct libinput_device *libinput_device,
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struct libinput_event_pointer *pointer_event)
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{
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struct evdev_device *device =
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libinput_device_get_user_data(libinput_device);
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notify_button(device->seat,
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libinput_event_pointer_get_time(pointer_event),
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libinput_event_pointer_get_button(pointer_event),
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libinput_event_pointer_get_button_state(pointer_event));
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}
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static void
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handle_pointer_axis(struct libinput_device *libinput_device,
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struct libinput_event_pointer *pointer_event)
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{
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struct evdev_device *device =
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libinput_device_get_user_data(libinput_device);
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notify_axis(device->seat,
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libinput_event_pointer_get_time(pointer_event),
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libinput_event_pointer_get_axis(pointer_event),
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libinput_event_pointer_get_axis_value(pointer_event));
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}
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static void
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handle_touch_with_coords(struct libinput_device *libinput_device,
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struct libinput_event_touch *touch_event,
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int touch_type)
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{
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struct evdev_device *device =
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libinput_device_get_user_data(libinput_device);
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wl_fixed_t x;
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wl_fixed_t y;
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uint32_t width, height;
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uint32_t time;
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int32_t slot;
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if (!device->output)
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return;
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time = libinput_event_touch_get_time(touch_event);
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slot = libinput_event_touch_get_seat_slot(touch_event);
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width = device->output->current_mode->width;
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height = device->output->current_mode->height;
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x = libinput_event_touch_get_x_transformed(touch_event, width);
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y = libinput_event_touch_get_y_transformed(touch_event, height);
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weston_output_transform_coordinate(device->output,
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x, y, &x, &y);
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notify_touch(device->seat, time, slot, x, y, touch_type);
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}
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static void
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handle_touch_down(struct libinput_device *device,
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struct libinput_event_touch *touch_event)
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{
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handle_touch_with_coords(device, touch_event, WL_TOUCH_DOWN);
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}
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static void
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handle_touch_motion(struct libinput_device *device,
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struct libinput_event_touch *touch_event)
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{
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handle_touch_with_coords(device, touch_event, WL_TOUCH_MOTION);
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}
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static void
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handle_touch_up(struct libinput_device *libinput_device,
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struct libinput_event_touch *touch_event)
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{
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struct evdev_device *device =
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libinput_device_get_user_data(libinput_device);
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uint32_t time = libinput_event_touch_get_time(touch_event);
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int32_t slot = libinput_event_touch_get_seat_slot(touch_event);
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notify_touch(device->seat, time, slot, 0, 0, WL_TOUCH_UP);
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}
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static void
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handle_touch_frame(struct libinput_device *libinput_device,
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struct libinput_event_touch *touch_event)
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{
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struct evdev_device *device =
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libinput_device_get_user_data(libinput_device);
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struct weston_seat *seat = device->seat;
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notify_touch_frame(seat);
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}
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int
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evdev_device_process_event(struct libinput_event *event)
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{
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struct libinput_device *libinput_device =
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libinput_event_get_device(event);
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int handled = 1;
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switch (libinput_event_get_type(event)) {
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case LIBINPUT_EVENT_KEYBOARD_KEY:
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handle_keyboard_key(libinput_device,
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libinput_event_get_keyboard_event(event));
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break;
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case LIBINPUT_EVENT_POINTER_MOTION:
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handle_pointer_motion(libinput_device,
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libinput_event_get_pointer_event(event));
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break;
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case LIBINPUT_EVENT_POINTER_MOTION_ABSOLUTE:
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handle_pointer_motion_absolute(
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libinput_device,
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libinput_event_get_pointer_event(event));
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break;
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case LIBINPUT_EVENT_POINTER_BUTTON:
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handle_pointer_button(libinput_device,
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libinput_event_get_pointer_event(event));
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break;
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case LIBINPUT_EVENT_POINTER_AXIS:
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handle_pointer_axis(libinput_device,
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libinput_event_get_pointer_event(event));
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break;
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case LIBINPUT_EVENT_TOUCH_DOWN:
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handle_touch_down(libinput_device,
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libinput_event_get_touch_event(event));
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break;
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case LIBINPUT_EVENT_TOUCH_MOTION:
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handle_touch_motion(libinput_device,
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libinput_event_get_touch_event(event));
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break;
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case LIBINPUT_EVENT_TOUCH_UP:
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handle_touch_up(libinput_device,
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libinput_event_get_touch_event(event));
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break;
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case LIBINPUT_EVENT_TOUCH_FRAME:
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handle_touch_frame(libinput_device,
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libinput_event_get_touch_event(event));
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break;
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default:
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handled = 0;
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weston_log("unknown libinput event %d\n",
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libinput_event_get_type(event));
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}
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return handled;
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}
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static void
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notify_output_destroy(struct wl_listener *listener, void *data)
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{
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struct evdev_device *device =
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container_of(listener,
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struct evdev_device, output_destroy_listener);
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struct weston_compositor *c = device->seat->compositor;
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struct weston_output *output;
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if (!device->output_name && !wl_list_empty(&c->output_list)) {
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output = container_of(c->output_list.next,
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struct weston_output, link);
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evdev_device_set_output(device, output);
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} else {
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device->output = NULL;
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}
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}
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void
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evdev_device_set_output(struct evdev_device *device,
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struct weston_output *output)
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{
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if (device->output_destroy_listener.notify) {
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wl_list_remove(&device->output_destroy_listener.link);
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device->output_destroy_listener.notify = NULL;
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}
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device->output = output;
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device->output_destroy_listener.notify = notify_output_destroy;
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wl_signal_add(&output->destroy_signal,
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&device->output_destroy_listener);
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}
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struct evdev_device *
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evdev_device_create(struct libinput_device *libinput_device,
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struct weston_seat *seat)
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{
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struct evdev_device *device;
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device = zalloc(sizeof *device);
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if (device == NULL)
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return NULL;
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device->seat = seat;
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wl_list_init(&device->link);
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device->device = libinput_device;
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if (libinput_device_has_capability(libinput_device,
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LIBINPUT_DEVICE_CAP_KEYBOARD)) {
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weston_seat_init_keyboard(seat, NULL);
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device->seat_caps |= EVDEV_SEAT_KEYBOARD;
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}
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if (libinput_device_has_capability(libinput_device,
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LIBINPUT_DEVICE_CAP_POINTER)) {
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weston_seat_init_pointer(seat);
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device->seat_caps |= EVDEV_SEAT_POINTER;
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}
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if (libinput_device_has_capability(libinput_device,
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LIBINPUT_DEVICE_CAP_TOUCH)) {
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weston_seat_init_touch(seat);
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device->seat_caps |= EVDEV_SEAT_TOUCH;
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}
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libinput_device_set_user_data(libinput_device, device);
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libinput_device_ref(libinput_device);
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return device;
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}
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void
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evdev_device_destroy(struct evdev_device *device)
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{
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if (device->seat_caps & EVDEV_SEAT_POINTER)
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weston_seat_release_pointer(device->seat);
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if (device->seat_caps & EVDEV_SEAT_KEYBOARD)
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weston_seat_release_keyboard(device->seat);
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if (device->seat_caps & EVDEV_SEAT_TOUCH)
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weston_seat_release_touch(device->seat);
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if (device->output)
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wl_list_remove(&device->output_destroy_listener.link);
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wl_list_remove(&device->link);
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libinput_device_unref(device->device);
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free(device->devnode);
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free(device->output_name);
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free(device);
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}
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void
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evdev_notify_keyboard_focus(struct weston_seat *seat,
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struct wl_list *evdev_devices)
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{
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struct evdev_device *device;
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struct wl_array keys;
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unsigned int i, set;
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char evdev_keys[(KEY_CNT + 7) / 8];
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char all_keys[(KEY_CNT + 7) / 8];
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uint32_t *k;
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int ret;
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if (!seat->keyboard_device_count > 0)
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return;
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memset(all_keys, 0, sizeof all_keys);
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wl_list_for_each(device, evdev_devices, link) {
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memset(evdev_keys, 0, sizeof evdev_keys);
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ret = libinput_device_get_keys(device->device,
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evdev_keys,
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sizeof evdev_keys);
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if (ret < 0) {
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weston_log("failed to get keys for device %s\n",
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device->devnode);
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continue;
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}
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for (i = 0; i < ARRAY_LENGTH(evdev_keys); i++)
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all_keys[i] |= evdev_keys[i];
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}
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wl_array_init(&keys);
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for (i = 0; i < KEY_CNT; i++) {
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set = all_keys[i >> 3] & (1 << (i & 7));
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if (set) {
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k = wl_array_add(&keys, sizeof *k);
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*k = i;
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}
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}
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notify_keyboard_focus_in(seat, &keys, STATE_UPDATE_AUTOMATIC);
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wl_array_release(&keys);
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}
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