mirror of
https://gitlab.freedesktop.org/libinput/libei.git
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4d9ca1796d
This allows us to have a device support multiple interfaces and evolve those interfaces individually, e.g. add things to the keyboard interface without having to bump the touchscreen interface. Note that due to a name clash with the existing struct ei_touch public API the protocol interface is named touchscreen.
162 lines
4.3 KiB
C
162 lines
4.3 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2020 Red Hat, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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#include "libeis.h"
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#include "util-object.h"
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#include "util-list.h"
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#include "brei-shared.h"
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enum eis_device_state {
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EIS_DEVICE_STATE_NEW,
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EIS_DEVICE_STATE_PAUSED,
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EIS_DEVICE_STATE_RESUMED,
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EIS_DEVICE_STATE_EMULATING,
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EIS_DEVICE_STATE_CLOSED_BY_CLIENT,
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EIS_DEVICE_STATE_DEAD,
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};
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struct eis_device {
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struct object object; /* parent is ei_seat, and we have a ref to it */
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struct list link;
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struct brei_object proto_object;
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struct eis_pointer *pointer;
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struct eis_keyboard *keyboard;
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struct eis_touchscreen *touchscreen;
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uint32_t id;
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char *name;
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enum eis_device_state state;
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uint32_t capabilities;
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void *user_data;
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enum eis_device_type type;
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uint32_t width, height;
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struct list regions;
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struct list regions_new; /* not yet added */
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struct eis_keymap *keymap;
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struct list pending_event_queue; /* incoming events waiting for a frame */
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bool send_frame_event;
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struct {
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bool x_is_stopped, y_is_stopped;
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bool x_is_cancelled, y_is_cancelled;
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} scroll;
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};
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struct eis_touch {
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struct object object;
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struct eis_device *device;
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void *user_data;
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uint32_t tracking_id;
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enum {
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TOUCH_IS_NEW,
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TOUCH_IS_DOWN,
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TOUCH_IS_UP,
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} state;
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double x, y;
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};
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struct eis_keymap {
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struct object object;
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struct eis_device *device;
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void *user_data;
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enum eis_keymap_type type;
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int fd;
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size_t size;
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bool assigned;
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};
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struct eis_xkb_modifiers {
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uint32_t depressed;
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uint32_t locked;
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uint32_t latched;
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uint32_t group;
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};
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OBJECT_DECLARE_GETTER(eis_device, id, uint32_t);
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OBJECT_DECLARE_GETTER(eis_device, context, struct eis *);
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OBJECT_DECLARE_GETTER(eis_device, proto_object, const struct brei_object *);
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OBJECT_DECLARE_GETTER(eis_device, interface, const struct eis_device_interface *);
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OBJECT_DECLARE_GETTER(eis_device, pointer_interface, const struct eis_pointer_interface *);
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OBJECT_DECLARE_GETTER(eis_device, keyboard_interface, const struct eis_keyboard_interface *);
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OBJECT_DECLARE_GETTER(eis_device, touchscreen_interface, const struct eis_touchscreen_interface *);
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void
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eis_device_set_client_keymap(struct eis_device *device,
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enum eis_keymap_type type,
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int keymap_fd, size_t size);
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int
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eis_device_event_pointer_rel(struct eis_device *device,
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double x, double y);
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int
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eis_device_event_pointer_abs(struct eis_device *device,
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double x, double y);
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int
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eis_device_event_pointer_button(struct eis_device *device,
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uint32_t button, bool state);
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int
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eis_device_event_pointer_scroll(struct eis_device *device,
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double x, double y);
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int
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eis_device_event_pointer_scroll_discrete(struct eis_device *device,
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int32_t x, int32_t y);
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int
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eis_device_event_pointer_scroll_stop(struct eis_device *device, bool x, bool y);
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int
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eis_device_event_pointer_scroll_cancel(struct eis_device *device, bool x, bool y);
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int
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eis_device_event_keyboard_key(struct eis_device *device,
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uint32_t key, bool state);
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int
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eis_device_event_touch_down(struct eis_device *device, uint32_t touchid,
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double x, double y);
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int
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eis_device_event_touch_motion(struct eis_device *device, uint32_t touchid,
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double x, double y);
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int
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eis_device_event_touch_up(struct eis_device *device, uint32_t touchid);
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void
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eis_device_closed_by_client(struct eis_device *device);
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