[WIP][DONTMERGE]Add support for libinput_switch input devices

These are used primarily by laptops to signal
the state of the lid (open/closed) and tablet
mode if supported, based on ACPI events.
This commit is contained in:
Ryan Walklin 2018-11-14 23:24:55 +00:00 committed by Ryan Walklin
parent 8a56b96c55
commit 2a3c62b4d2
18 changed files with 261 additions and 1 deletions

View file

@ -6,6 +6,7 @@
#include <wlr/interfaces/wlr_tablet_pad.h>
#include <wlr/interfaces/wlr_tablet_tool.h>
#include <wlr/interfaces/wlr_touch.h>
#include <wlr/interfaces/wlr_switch.h>
#include <wlr/util/log.h>
#include "backend/headless.h"
#include "util/signal.h"
@ -76,6 +77,13 @@ struct wlr_input_device *wlr_headless_add_input_device(
}
wlr_tablet_pad_init(wlr_device->tablet_pad, NULL);
break;
case WLR_INPUT_DEVICE_SWITCH:
wlr_device->lid_switch = calloc(1, sizeof(struct wlr_switch));
if (wlr_device->lid_switch == NULL) {
wlr_log(WLR_ERROR, "Unable to allocate wlr_switch");
goto error;
}
wlr_switch_init(wlr_device->lid_switch, NULL);
}
wl_list_insert(&backend->input_devices, &wlr_device->link);

View file

@ -169,7 +169,17 @@ static void handle_device_added(struct wlr_libinput_backend *backend,
}
if (libinput_device_has_capability(
libinput_dev, LIBINPUT_DEVICE_CAP_SWITCH)) {
// TODO
struct wlr_input_device *wlr_dev = allocate_device(backend,
libinput_dev, wlr_devices, WLR_INPUT_DEVICE_SWITCH);
if (!wlr_dev) {
goto fail;
}
wlr_dev->lid_switch = create_libinput_switch(libinput_dev);
if (!wlr_dev->lid_switch) {
free(wlr_dev);
goto fail;
}
wlr_signal_emit_safe(&backend->backend.events.new_input, wlr_dev);
}
if (!wl_list_empty(wlr_devices)) {
@ -274,6 +284,9 @@ void handle_libinput_event(struct wlr_libinput_backend *backend,
case LIBINPUT_EVENT_TABLET_PAD_STRIP:
handle_tablet_pad_strip(event, libinput_dev);
break;
case LIBINPUT_EVENT_SWITCH_TOGGLE:
handle_switch_toggle(event, libinput_dev);
break;
default:
wlr_log(WLR_DEBUG, "Unknown libinput event %d", event_type);
break;

55
backend/libinput/switch.c Normal file
View file

@ -0,0 +1,55 @@
#include <assert.h>
#include <libinput.h>
#include <stdlib.h>
#include <wlr/backend/session.h>
#include <wlr/interfaces/wlr_switch.h>
#include <wlr/types/wlr_input_device.h>
#include <wlr/util/log.h>
#include "backend/libinput.h"
#include "util/signal.h"
struct wlr_switch *create_libinput_switch(
struct libinput_device *libinput_dev) {
assert(libinput_dev);
struct wlr_switch *wlr_switch = calloc(1, sizeof(struct wlr_switch));
if (!wlr_switch) {
wlr_log(WLR_ERROR, "Unable to allocate wlr_switch");
return NULL;
}
wlr_switch_init(wlr_switch, NULL);
wlr_log(WLR_DEBUG, "Created switch for device %s", libinput_device_get_name(libinput_dev));
return wlr_switch;
}
void handle_switch_toggle(struct libinput_event *event,
struct libinput_device *libinput_dev) {
struct wlr_input_device *wlr_dev =
get_appropriate_device(WLR_INPUT_DEVICE_SWITCH, libinput_dev);
if (!wlr_dev) {
wlr_log(WLR_DEBUG, "Got a switch event for a device with no switch?");
return;
}
struct libinput_event_switch *sevent =
libinput_event_get_switch_event (event);
struct wlr_event_switch_toggle wlr_event = { 0 };
wlr_event.device = wlr_dev;
switch (libinput_event_switch_get_switch(sevent)) {
case LIBINPUT_SWITCH_LID:
wlr_event.switch_type = WLR_SWITCH_TYPE_LID;
break;
case LIBINPUT_SWITCH_TABLET_MODE:
wlr_event.switch_type = WLR_SWITCH_TYPE_TABLET_MODE;
break;
}
switch (libinput_event_switch_get_switch_state(sevent)) {
case LIBINPUT_SWITCH_STATE_OFF:
wlr_event.switch_state = WLR_SWITCH_STATE_OFF;
break;
case LIBINPUT_SWITCH_STATE_ON:
wlr_event.switch_state = WLR_SWITCH_STATE_ON;
break;
}
wlr_event.time_msec =
usec_to_msec(libinput_event_switch_get_time_usec(sevent));
wlr_signal_emit_safe(&wlr_dev->lid_switch->events.toggle, &wlr_event);
}

View file

@ -15,6 +15,7 @@ backend_files = files(
'libinput/events.c',
'libinput/keyboard.c',
'libinput/pointer.c',
'libinput/switch.c',
'libinput/tablet_pad.c',
'libinput/tablet_tool.c',
'libinput/touch.c',

View file

@ -55,6 +55,11 @@ void handle_pointer_button(struct libinput_event *event,
void handle_pointer_axis(struct libinput_event *event,
struct libinput_device *device);
struct wlr_switch *create_libinput_switch(
struct libinput_device *device);
void handle_switch_toggle(struct libinput_event *event,
struct libinput_device *device);
struct wlr_touch *create_libinput_touch(
struct libinput_device *device);
void handle_touch_down(struct libinput_event *event,

View file

@ -3,6 +3,7 @@
#include <xf86drmMode.h>
#include <wlr/types/wlr_input_device.h>
#include <wlr/types/wlr_switch.h>
#include <wlr/types/wlr_output_layout.h>
#define ROOTS_CONFIG_DEFAULT_SEAT_NAME "seat0"
@ -65,6 +66,14 @@ struct roots_cursor_config {
struct wl_list link;
};
struct roots_switch_config {
enum wlr_switch_type switch_type;
enum wlr_switch_state switch_state;
bool run_on_toggle;
char *command;
struct wl_list link;
};
struct roots_config {
bool xwayland;
bool xwayland_lazy;
@ -74,6 +83,7 @@ struct roots_config {
struct wl_list bindings;
struct wl_list keyboards;
struct wl_list cursors;
struct wl_list switches;
char *config_path;
char *startup_cmd;

View file

@ -32,6 +32,7 @@ struct roots_seat {
struct wl_list keyboards;
struct wl_list pointers;
struct wl_list switches;
struct wl_list touch;
struct wl_list tablets;
struct wl_list tablet_pads;
@ -74,6 +75,15 @@ struct roots_pointer {
struct wl_list link;
};
struct roots_switch {
struct roots_seat *seat;
struct wlr_input_device *device;
struct wl_listener device_destroy;
struct wl_listener toggle;
struct wl_list link;
};
struct roots_touch {
struct roots_seat *seat;
struct wlr_input_device *device;

View file

@ -3,6 +3,7 @@ install_headers(
'wlr_keyboard.h',
'wlr_output.h',
'wlr_pointer.h',
'wlr_switch.h',
'wlr_tablet_pad.h',
'wlr_tablet_tool.h',
'wlr_touch.h',

View file

@ -0,0 +1,22 @@
/*
* This an unstable interface of wlroots. No guarantees are made regarding the
* future consistency of this API.
*/
#ifndef WLR_USE_UNSTABLE
#error "Add -DWLR_USE_UNSTABLE to enable unstable wlroots features"
#endif
#ifndef WLR_INTERFACES_WLR_SWITCH_H
#define WLR_INTERFACES_WLR_SWITCH_H
#include <wlr/types/wlr_switch.h>
struct wlr_switch_impl {
void (*destroy)(struct wlr_switch *lid_switch);
};
void wlr_switch_init(struct wlr_switch *lid_switch,
struct wlr_switch_impl *impl);
void wlr_switch_destroy(struct wlr_switch *lid_switch);
#endif

View file

@ -32,6 +32,7 @@ install_headers(
'wlr_seat.h',
'wlr_server_decoration.h',
'wlr_surface.h',
'wlr_switch.h',
'wlr_tablet_pad.h',
'wlr_tablet_tool.h',
'wlr_tablet_v2.h',

View file

@ -20,6 +20,7 @@ enum wlr_input_device_type {
WLR_INPUT_DEVICE_TOUCH,
WLR_INPUT_DEVICE_TABLET_TOOL,
WLR_INPUT_DEVICE_TABLET_PAD,
WLR_INPUT_DEVICE_SWITCH,
};
/* Note: these are circular dependencies */
@ -28,6 +29,7 @@ enum wlr_input_device_type {
#include <wlr/types/wlr_touch.h>
#include <wlr/types/wlr_tablet_tool.h>
#include <wlr/types/wlr_tablet_pad.h>
#include <wlr/types/wlr_switch.h>
struct wlr_input_device_impl;
@ -46,6 +48,7 @@ struct wlr_input_device {
void *_device;
struct wlr_keyboard *keyboard;
struct wlr_pointer *pointer;
struct wlr_switch *lid_switch;
struct wlr_touch *touch;
struct wlr_tablet *tablet;
struct wlr_tablet_pad *tablet_pad;

View file

@ -0,0 +1,46 @@
/*
* This an unstable interface of wlroots. No guarantees are made regarding the
* future consistency of this API.
*/
#ifndef WLR_USE_UNSTABLE
#error "Add -DWLR_USE_UNSTABLE to enable unstable wlroots features"
#endif
#ifndef WLR_TYPES_WLR_SWITCH_H
#define WLR_TYPES_WLR_SWITCH_H
#include <stdint.h>
#include <wayland-server.h>
#include <wlr/types/wlr_input_device.h>
#include <wlr/types/wlr_list.h>
struct wlr_switch_impl;
struct wlr_switch {
struct wlr_switch_impl *impl;
struct {
struct wl_signal toggle;
} events;
void *data;
};
enum wlr_switch_type {
WLR_SWITCH_TYPE_LID = 1,
WLR_SWITCH_TYPE_TABLET_MODE,
};
enum wlr_switch_state {
WLR_SWITCH_STATE_OFF = 0,
WLR_SWITCH_STATE_ON = 1,
};
struct wlr_event_switch_toggle {
struct wlr_input_device *device;
uint32_t time_msec;
enum wlr_switch_type switch_type;
enum wlr_switch_state switch_state;
};
#endif

View file

@ -201,6 +201,11 @@ void add_binding_config(struct wl_list *bindings, const char* combination,
}
}
void add_switch_config(struct wl_list *switches, const char *switch_name,
const char* command) {
wlr_log(WLR_DEBUG, "config switch %s: %s", switch_name, command);
}
static void config_handle_cursor(struct roots_config *config,
const char *seat_name, const char *name, const char *value) {
struct roots_cursor_config *cc;
@ -436,6 +441,8 @@ static int config_ini_handler(void *user, const char *section, const char *name,
config_handle_keyboard(config, device_name, name, value);
} else if (strcmp(section, "bindings") == 0) {
add_binding_config(&config->bindings, name, value);
} else if (strcmp(section, "switches") == 0) {
add_switch_config(&config->bindings, name, value);
} else {
wlr_log(WLR_ERROR, "got unknown config section: %s", section);
}
@ -456,6 +463,7 @@ struct roots_config *roots_config_create_from_args(int argc, char *argv[]) {
wl_list_init(&config->keyboards);
wl_list_init(&config->cursors);
wl_list_init(&config->bindings);
wl_list_init(&config->switches);
int c;
unsigned int log_verbosity = WLR_DEBUG;

View file

@ -23,6 +23,8 @@ static const char *device_type(enum wlr_input_device_type type) {
return "keyboard";
case WLR_INPUT_DEVICE_POINTER:
return "pointer";
case WLR_INPUT_DEVICE_SWITCH:
return "switch";
case WLR_INPUT_DEVICE_TOUCH:
return "touch";
case WLR_INPUT_DEVICE_TABLET_TOOL:

View file

@ -9,6 +9,7 @@
#include <wlr/config.h>
#include <wlr/types/wlr_idle.h>
#include <wlr/types/wlr_layer_shell_v1.h>
#include "wlr/types/wlr_switch.h"
#include <wlr/types/wlr_tablet_v2.h>
#include <wlr/types/wlr_xcursor_manager.h>
#include <wlr/util/log.h>
@ -75,6 +76,16 @@ static void handle_cursor_axis(struct wl_listener *listener, void *data) {
roots_cursor_handle_axis(cursor, event);
}
static void handle_switch_toggle(struct wl_listener *listener, void *data) {
struct roots_switch *lid_switch =
wl_container_of(listener, lid_switch, toggle);
struct roots_desktop *desktop = lid_switch->seat->input->server->desktop;
wlr_idle_notify_activity(desktop->idle, lid_switch->seat->seat);
struct wlr_event_switch_toggle *event = data;
wlr_log(WLR_DEBUG, "Switch event %s: type %i state %i", event->device->name, event->switch_type, event->switch_state);
//roots_switch_handle_toggle(lid_switch, event);
}
static void handle_touch_down(struct wl_listener *listener, void *data) {
struct roots_cursor *cursor =
wl_container_of(listener, cursor, touch_down);
@ -587,6 +598,7 @@ struct roots_seat *roots_seat_create(struct roots_input *input, char *name) {
wl_list_init(&seat->touch);
wl_list_init(&seat->tablets);
wl_list_init(&seat->tablet_pads);
wl_list_init(&seat->switches);
wl_list_init(&seat->views);
wl_list_init(&seat->drag_icons);
@ -710,6 +722,39 @@ static void seat_add_pointer(struct roots_seat *seat,
roots_seat_configure_cursor(seat);
}
static void handle_switch_destroy(struct wl_listener *listener, void *data) {
struct roots_switch *lid_switch =
wl_container_of(listener, lid_switch, device_destroy);
struct roots_seat *seat = lid_switch->seat;
wl_list_remove(&lid_switch->link);
wl_list_remove(&lid_switch->device_destroy.link);
free(lid_switch);
seat_update_capabilities(seat);
}
static void seat_add_switch(struct roots_seat *seat,
struct wlr_input_device *device) {
assert(device->type == WLR_INPUT_DEVICE_SWITCH);
struct roots_switch *lid_switch = calloc(1, sizeof(struct roots_switch));
if (!lid_switch) {
wlr_log(WLR_ERROR, "could not allocate switch for seat");
return;
}
device->data = lid_switch;
lid_switch->device = device;
lid_switch->seat = seat;
wl_list_insert(&seat->switches, &lid_switch->link);
lid_switch->device_destroy.notify = handle_switch_destroy;
lid_switch->toggle.notify = handle_switch_toggle;
wl_signal_add(&lid_switch->device->lid_switch->events.toggle, &lid_switch->toggle);
wl_signal_add(&lid_switch->device->events.destroy, &lid_switch->device_destroy);
}
static void handle_touch_destroy(struct wl_listener *listener, void *data) {
struct roots_pointer *touch =
wl_container_of(listener, touch, device_destroy);
@ -953,6 +998,9 @@ void roots_seat_add_device(struct roots_seat *seat,
case WLR_INPUT_DEVICE_POINTER:
seat_add_pointer(seat, device);
break;
case WLR_INPUT_DEVICE_SWITCH:
seat_add_switch(seat, device);
break;
case WLR_INPUT_DEVICE_TOUCH:
seat_add_touch(seat, device);
break;

View file

@ -54,6 +54,7 @@ lib_wlr_types = static_library(
'wlr_screenshooter.c',
'wlr_server_decoration.c',
'wlr_surface.c',
'wlr_switch.c',
'wlr_tablet_pad.c',
'wlr_tablet_tool.c',
'wlr_text_input_v3.c',

View file

@ -5,6 +5,7 @@
#include <wlr/interfaces/wlr_input_device.h>
#include <wlr/interfaces/wlr_keyboard.h>
#include <wlr/interfaces/wlr_pointer.h>
#include <wlr/interfaces/wlr_switch.h>
#include <wlr/interfaces/wlr_tablet_pad.h>
#include <wlr/interfaces/wlr_tablet_tool.h>
#include <wlr/interfaces/wlr_touch.h>
@ -40,6 +41,9 @@ void wlr_input_device_destroy(struct wlr_input_device *dev) {
case WLR_INPUT_DEVICE_POINTER:
wlr_pointer_destroy(dev->pointer);
break;
case WLR_INPUT_DEVICE_SWITCH:
wlr_switch_destroy(dev->lid_switch);
break;
case WLR_INPUT_DEVICE_TOUCH:
wlr_touch_destroy(dev->touch);
break;

22
types/wlr_switch.c Normal file
View file

@ -0,0 +1,22 @@
#include <stdlib.h>
#include <string.h>
#include <wayland-server.h>
#include <wlr/interfaces/wlr_switch.h>
#include <wlr/types/wlr_switch.h>
void wlr_switch_init(struct wlr_switch *lid_switch,
struct wlr_switch_impl *impl) {
lid_switch->impl = impl;
wl_signal_init(&lid_switch->events.toggle);
}
void wlr_switch_destroy(struct wlr_switch *lid_switch) {
if (!lid_switch) {
return;
}
if (lid_switch->impl && lid_switch->impl->destroy) {
lid_switch->impl->destroy(lid_switch);
} else {
free(lid_switch);
}
}