mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-09 15:05:58 +01:00
4f7b1382d4
The test was done after dereferencing output in pointer_handle_enter, just move it up one line. No reason pointer_handle_leave would not need the check if enter needs it, add it there. Found through static analysis.
413 lines
12 KiB
C
413 lines
12 KiB
C
#define _XOPEN_SOURCE 500
|
|
#include <assert.h>
|
|
#include <stdint.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <time.h>
|
|
#include <wayland-client.h>
|
|
#include <wlr/interfaces/wlr_input_device.h>
|
|
#include <wlr/interfaces/wlr_keyboard.h>
|
|
#include <wlr/interfaces/wlr_output.h>
|
|
#include <wlr/interfaces/wlr_pointer.h>
|
|
#include <wlr/interfaces/wlr_touch.h>
|
|
#include <wlr/util/log.h>
|
|
#include "backend/wayland.h"
|
|
#include "util/signal.h"
|
|
|
|
static struct wlr_wl_pointer *output_get_pointer(struct wlr_wl_output *output) {
|
|
struct wlr_input_device *wlr_dev;
|
|
wl_list_for_each(wlr_dev, &output->backend->devices, link) {
|
|
if (wlr_dev->type != WLR_INPUT_DEVICE_POINTER) {
|
|
continue;
|
|
}
|
|
struct wlr_wl_pointer *pointer = pointer_get_wl(wlr_dev->pointer);
|
|
if (pointer->output == output) {
|
|
return pointer;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static void pointer_handle_enter(void *data, struct wl_pointer *wl_pointer,
|
|
uint32_t serial, struct wl_surface *surface, wl_fixed_t sx,
|
|
wl_fixed_t sy) {
|
|
struct wlr_wl_backend *backend = data;
|
|
if (surface == NULL) {
|
|
return;
|
|
}
|
|
|
|
struct wlr_wl_output *output = wl_surface_get_user_data(surface);
|
|
assert(output);
|
|
struct wlr_wl_pointer *pointer = output_get_pointer(output);
|
|
|
|
output->enter_serial = serial;
|
|
backend->current_pointer = pointer;
|
|
update_wl_output_cursor(output);
|
|
}
|
|
|
|
static void pointer_handle_leave(void *data, struct wl_pointer *wl_pointer,
|
|
uint32_t serial, struct wl_surface *surface) {
|
|
struct wlr_wl_backend *backend = data;
|
|
if (surface == NULL) {
|
|
return;
|
|
}
|
|
|
|
struct wlr_wl_output *output = wl_surface_get_user_data(surface);
|
|
assert(output);
|
|
output->enter_serial = 0;
|
|
|
|
if (backend->current_pointer == NULL ||
|
|
backend->current_pointer->output != output) {
|
|
return;
|
|
}
|
|
|
|
backend->current_pointer = NULL;
|
|
}
|
|
|
|
static void pointer_handle_motion(void *data, struct wl_pointer *wl_pointer,
|
|
uint32_t time, wl_fixed_t sx, wl_fixed_t sy) {
|
|
struct wlr_wl_backend *backend = data;
|
|
struct wlr_wl_pointer *pointer = backend->current_pointer;
|
|
if (pointer == NULL) {
|
|
return;
|
|
}
|
|
|
|
struct wlr_output *wlr_output = &pointer->output->wlr_output;
|
|
struct wlr_event_pointer_motion_absolute event = {
|
|
.device = &pointer->input_device->wlr_input_device,
|
|
.time_msec = time,
|
|
.x = wl_fixed_to_double(sx) / wlr_output->width,
|
|
.y = wl_fixed_to_double(sy) / wlr_output->height,
|
|
};
|
|
wlr_signal_emit_safe(&pointer->wlr_pointer.events.motion_absolute, &event);
|
|
}
|
|
|
|
static void pointer_handle_button(void *data, struct wl_pointer *wl_pointer,
|
|
uint32_t serial, uint32_t time, uint32_t button, uint32_t state) {
|
|
struct wlr_wl_backend *backend = data;
|
|
struct wlr_wl_pointer *pointer = backend->current_pointer;
|
|
if (pointer == NULL) {
|
|
return;
|
|
}
|
|
|
|
struct wlr_event_pointer_button event = {
|
|
.device = &pointer->input_device->wlr_input_device,
|
|
.button = button,
|
|
.state = state,
|
|
.time_msec = time,
|
|
};
|
|
wlr_signal_emit_safe(&pointer->wlr_pointer.events.button, &event);
|
|
}
|
|
|
|
static void pointer_handle_axis(void *data, struct wl_pointer *wl_pointer,
|
|
uint32_t time, uint32_t axis, wl_fixed_t value) {
|
|
struct wlr_wl_backend *backend = data;
|
|
struct wlr_wl_pointer *pointer = backend->current_pointer;
|
|
if (pointer == NULL) {
|
|
return;
|
|
}
|
|
|
|
struct wlr_event_pointer_axis event = {
|
|
.device = &pointer->input_device->wlr_input_device,
|
|
.delta = wl_fixed_to_double(value),
|
|
.delta_discrete = pointer->axis_discrete,
|
|
.orientation = axis,
|
|
.time_msec = time,
|
|
.source = pointer->axis_source,
|
|
};
|
|
wlr_signal_emit_safe(&pointer->wlr_pointer.events.axis, &event);
|
|
|
|
pointer->axis_discrete = 0;
|
|
}
|
|
|
|
static void pointer_handle_frame(void *data, struct wl_pointer *wl_pointer) {
|
|
|
|
}
|
|
|
|
static void pointer_handle_axis_source(void *data, struct wl_pointer *wl_pointer,
|
|
uint32_t axis_source) {
|
|
struct wlr_wl_backend *backend = data;
|
|
struct wlr_wl_pointer *pointer = backend->current_pointer;
|
|
if (pointer == NULL) {
|
|
return;
|
|
}
|
|
|
|
pointer->axis_source = axis_source;
|
|
}
|
|
|
|
static void pointer_handle_axis_stop(void *data, struct wl_pointer *wl_pointer,
|
|
uint32_t time, uint32_t axis) {
|
|
|
|
}
|
|
|
|
static void pointer_handle_axis_discrete(void *data, struct wl_pointer *wl_pointer,
|
|
uint32_t axis, int32_t discrete) {
|
|
struct wlr_wl_backend *backend = data;
|
|
struct wlr_wl_pointer *pointer = backend->current_pointer;
|
|
if (pointer == NULL) {
|
|
return;
|
|
}
|
|
|
|
pointer->axis_discrete = discrete;
|
|
}
|
|
|
|
static const struct wl_pointer_listener pointer_listener = {
|
|
.enter = pointer_handle_enter,
|
|
.leave = pointer_handle_leave,
|
|
.motion = pointer_handle_motion,
|
|
.button = pointer_handle_button,
|
|
.axis = pointer_handle_axis,
|
|
.frame = pointer_handle_frame,
|
|
.axis_source = pointer_handle_axis_source,
|
|
.axis_stop = pointer_handle_axis_stop,
|
|
.axis_discrete = pointer_handle_axis_discrete,
|
|
};
|
|
|
|
static void keyboard_handle_keymap(void *data, struct wl_keyboard *wl_keyboard,
|
|
uint32_t format, int32_t fd, uint32_t size) {
|
|
// TODO: set keymap
|
|
}
|
|
|
|
static uint32_t get_current_time_msec() {
|
|
struct timespec now;
|
|
clock_gettime(CLOCK_MONOTONIC, &now);
|
|
return now.tv_nsec / 1000;
|
|
}
|
|
|
|
static void keyboard_handle_enter(void *data, struct wl_keyboard *wl_keyboard,
|
|
uint32_t serial, struct wl_surface *surface, struct wl_array *keys) {
|
|
struct wlr_input_device *dev = data;
|
|
|
|
uint32_t time = get_current_time_msec();
|
|
|
|
uint32_t *keycode_ptr;
|
|
wl_array_for_each(keycode_ptr, keys) {
|
|
struct wlr_event_keyboard_key event = {
|
|
.keycode = *keycode_ptr,
|
|
.state = WLR_KEY_PRESSED,
|
|
.time_msec = time,
|
|
.update_state = false,
|
|
};
|
|
wlr_keyboard_notify_key(dev->keyboard, &event);
|
|
}
|
|
}
|
|
|
|
static void keyboard_handle_leave(void *data, struct wl_keyboard *wl_keyboard,
|
|
uint32_t serial, struct wl_surface *surface) {
|
|
struct wlr_input_device *dev = data;
|
|
|
|
uint32_t time = get_current_time_msec();
|
|
|
|
uint32_t pressed[dev->keyboard->num_keycodes];
|
|
memcpy(pressed, dev->keyboard->keycodes,
|
|
dev->keyboard->num_keycodes * sizeof(uint32_t));
|
|
|
|
for (size_t i = 0; i < sizeof(pressed)/sizeof(pressed[0]); ++i) {
|
|
uint32_t keycode = pressed[i];
|
|
|
|
struct wlr_event_keyboard_key event = {
|
|
.keycode = keycode,
|
|
.state = WLR_KEY_RELEASED,
|
|
.time_msec = time,
|
|
.update_state = false,
|
|
};
|
|
wlr_keyboard_notify_key(dev->keyboard, &event);
|
|
}
|
|
}
|
|
|
|
static void keyboard_handle_key(void *data, struct wl_keyboard *wl_keyboard,
|
|
uint32_t serial, uint32_t time, uint32_t key, uint32_t state) {
|
|
struct wlr_input_device *dev = data;
|
|
assert(dev && dev->keyboard);
|
|
|
|
struct wlr_event_keyboard_key wlr_event = {
|
|
.keycode = key,
|
|
.state = state,
|
|
.time_msec = time,
|
|
.update_state = false,
|
|
};
|
|
wlr_keyboard_notify_key(dev->keyboard, &wlr_event);
|
|
}
|
|
|
|
static void keyboard_handle_modifiers(void *data, struct wl_keyboard *wl_keyboard,
|
|
uint32_t serial, uint32_t mods_depressed, uint32_t mods_latched,
|
|
uint32_t mods_locked, uint32_t group) {
|
|
struct wlr_input_device *dev = data;
|
|
assert(dev && dev->keyboard);
|
|
wlr_keyboard_notify_modifiers(dev->keyboard, mods_depressed, mods_latched,
|
|
mods_locked, group);
|
|
}
|
|
|
|
static void keyboard_handle_repeat_info(void *data, struct wl_keyboard *wl_keyboard,
|
|
int32_t rate, int32_t delay) {
|
|
|
|
}
|
|
|
|
static struct wl_keyboard_listener keyboard_listener = {
|
|
.keymap = keyboard_handle_keymap,
|
|
.enter = keyboard_handle_enter,
|
|
.leave = keyboard_handle_leave,
|
|
.key = keyboard_handle_key,
|
|
.modifiers = keyboard_handle_modifiers,
|
|
.repeat_info = keyboard_handle_repeat_info
|
|
};
|
|
|
|
static void input_device_destroy(struct wlr_input_device *wlr_dev) {
|
|
struct wlr_wl_input_device *dev = (struct wlr_wl_input_device *)wlr_dev;
|
|
if (dev->resource) {
|
|
wl_proxy_destroy(dev->resource);
|
|
}
|
|
wl_list_remove(&dev->wlr_input_device.link);
|
|
free(dev);
|
|
}
|
|
|
|
static struct wlr_input_device_impl input_device_impl = {
|
|
.destroy = input_device_destroy,
|
|
};
|
|
|
|
bool wlr_input_device_is_wl(struct wlr_input_device *dev) {
|
|
return dev->impl == &input_device_impl;
|
|
}
|
|
|
|
static struct wlr_wl_input_device *create_wl_input_device(
|
|
struct wlr_wl_backend *backend, enum wlr_input_device_type type) {
|
|
struct wlr_wl_input_device *dev =
|
|
calloc(1, sizeof(struct wlr_wl_input_device));
|
|
if (dev == NULL) {
|
|
wlr_log_errno(L_ERROR, "Allocation failed");
|
|
return NULL;
|
|
}
|
|
dev->backend = backend;
|
|
|
|
struct wlr_input_device *wlr_dev = &dev->wlr_input_device;
|
|
|
|
unsigned int vendor = 0, product = 0;
|
|
const char *name = "wayland";
|
|
wlr_input_device_init(wlr_dev, type, &input_device_impl, name, vendor,
|
|
product);
|
|
wl_list_insert(&backend->devices, &wlr_dev->link);
|
|
return dev;
|
|
}
|
|
|
|
static struct wlr_pointer_impl pointer_impl;
|
|
|
|
struct wlr_wl_pointer *pointer_get_wl(struct wlr_pointer *wlr_pointer) {
|
|
assert(wlr_pointer->impl == &pointer_impl);
|
|
return (struct wlr_wl_pointer *)wlr_pointer;
|
|
}
|
|
|
|
static void pointer_destroy(struct wlr_pointer *wlr_pointer) {
|
|
struct wlr_wl_pointer *pointer = pointer_get_wl(wlr_pointer);
|
|
wl_list_remove(&pointer->output_destroy.link);
|
|
free(pointer);
|
|
}
|
|
|
|
static struct wlr_pointer_impl pointer_impl = {
|
|
.destroy = pointer_destroy,
|
|
};
|
|
|
|
static void pointer_handle_output_destroy(struct wl_listener *listener,
|
|
void *data) {
|
|
struct wlr_wl_pointer *pointer =
|
|
wl_container_of(listener, pointer, output_destroy);
|
|
wlr_input_device_destroy(&pointer->input_device->wlr_input_device);
|
|
}
|
|
|
|
void create_wl_pointer(struct wl_pointer *wl_pointer,
|
|
struct wlr_wl_output *output) {
|
|
struct wlr_wl_backend *backend = output->backend;
|
|
|
|
struct wlr_input_device *wlr_dev;
|
|
wl_list_for_each(wlr_dev, &output->backend->devices, link) {
|
|
if (wlr_dev->type != WLR_INPUT_DEVICE_POINTER) {
|
|
continue;
|
|
}
|
|
struct wlr_wl_pointer *pointer = pointer_get_wl(wlr_dev->pointer);
|
|
if (pointer->output == output) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
struct wlr_wl_pointer *pointer = calloc(1, sizeof(struct wlr_wl_pointer));
|
|
if (pointer == NULL) {
|
|
wlr_log(L_ERROR, "Allocation failed");
|
|
return;
|
|
}
|
|
pointer->wl_pointer = wl_pointer;
|
|
pointer->output = output;
|
|
|
|
wl_signal_add(&output->wlr_output.events.destroy, &pointer->output_destroy);
|
|
pointer->output_destroy.notify = pointer_handle_output_destroy;
|
|
|
|
struct wlr_wl_input_device *dev =
|
|
create_wl_input_device(backend, WLR_INPUT_DEVICE_POINTER);
|
|
if (dev == NULL) {
|
|
free(pointer);
|
|
wlr_log(L_ERROR, "Allocation failed");
|
|
return;
|
|
}
|
|
pointer->input_device = dev;
|
|
|
|
wlr_dev = &dev->wlr_input_device;
|
|
wlr_dev->pointer = &pointer->wlr_pointer;
|
|
wlr_dev->output_name = strdup(output->wlr_output.name);
|
|
wlr_pointer_init(wlr_dev->pointer, &pointer_impl);
|
|
|
|
wlr_signal_emit_safe(&backend->backend.events.new_input, wlr_dev);
|
|
}
|
|
|
|
static void seat_handle_capabilities(void *data, struct wl_seat *wl_seat,
|
|
enum wl_seat_capability caps) {
|
|
struct wlr_wl_backend *backend = data;
|
|
assert(backend->seat == wl_seat);
|
|
|
|
if ((caps & WL_SEAT_CAPABILITY_POINTER)) {
|
|
wlr_log(L_DEBUG, "seat %p offered pointer", (void*) wl_seat);
|
|
|
|
struct wl_pointer *wl_pointer = wl_seat_get_pointer(wl_seat);
|
|
backend->pointer = wl_pointer;
|
|
|
|
struct wlr_wl_output *output;
|
|
wl_list_for_each(output, &backend->outputs, link) {
|
|
create_wl_pointer(wl_pointer, output);
|
|
}
|
|
|
|
wl_pointer_add_listener(wl_pointer, &pointer_listener, backend);
|
|
}
|
|
if ((caps & WL_SEAT_CAPABILITY_KEYBOARD)) {
|
|
wlr_log(L_DEBUG, "seat %p offered keyboard", (void*) wl_seat);
|
|
struct wlr_wl_input_device *dev = create_wl_input_device(backend,
|
|
WLR_INPUT_DEVICE_KEYBOARD);
|
|
if (dev == NULL) {
|
|
wlr_log(L_ERROR, "Allocation failed");
|
|
return;
|
|
}
|
|
struct wlr_input_device *wlr_dev = &dev->wlr_input_device;
|
|
wlr_dev->keyboard = calloc(1, sizeof(struct wlr_keyboard));
|
|
if (!wlr_dev->keyboard) {
|
|
free(dev);
|
|
wlr_log(L_ERROR, "Allocation failed");
|
|
return;
|
|
}
|
|
wlr_keyboard_init(wlr_dev->keyboard, NULL);
|
|
|
|
struct wl_keyboard *wl_keyboard = wl_seat_get_keyboard(wl_seat);
|
|
wl_keyboard_add_listener(wl_keyboard, &keyboard_listener, wlr_dev);
|
|
dev->resource = wl_keyboard;
|
|
wlr_signal_emit_safe(&backend->backend.events.new_input, wlr_dev);
|
|
}
|
|
}
|
|
|
|
static void seat_handle_name(void *data, struct wl_seat *wl_seat, const char *name) {
|
|
struct wlr_wl_backend *backend = data;
|
|
assert(backend->seat == wl_seat);
|
|
// Do we need to check if seatName was previously set for name change?
|
|
free(backend->seat_name);
|
|
backend->seat_name = strdup(name);
|
|
}
|
|
|
|
const struct wl_seat_listener seat_listener = {
|
|
.capabilities = seat_handle_capabilities,
|
|
.name = seat_handle_name,
|
|
};
|