wlroots-hyprland/types/wlr_idle.c

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#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <wayland-server.h>
#include <wlr/types/wlr_idle.h>
#include <wlr/util/log.h>
#include "idle-protocol.h"
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#include "util/signal.h"
static const struct org_kde_kwin_idle_timeout_interface idle_timeout_impl;
static struct wlr_idle_timeout *idle_timeout_from_resource(
struct wl_resource *resource) {
assert(wl_resource_instance_of(resource,
&org_kde_kwin_idle_timeout_interface, &idle_timeout_impl));
return wl_resource_get_user_data(resource);
}
static void idle_timeout_destroy(struct wlr_idle_timeout *timer) {
wl_list_remove(&timer->input_listener.link);
wl_list_remove(&timer->seat_destroy.link);
wl_event_source_remove(timer->idle_source);
wl_list_remove(&timer->link);
wl_resource_set_user_data(timer->resource, NULL);
free(timer);
}
static int idle_notify(void *data) {
struct wlr_idle_timeout *timer = data;
if (timer->idle_state) {
return 0;
}
timer->idle_state = true;
org_kde_kwin_idle_timeout_send_idle(timer->resource);
return 1;
}
static void handle_activity(struct wlr_idle_timeout *timer) {
if (!timer->enabled) {
return;
}
// in case the previous state was sleeping send a resume event and switch state
if (timer->idle_state) {
timer->idle_state = false;
org_kde_kwin_idle_timeout_send_resumed(timer->resource);
}
// rearm the timer
wl_event_source_timer_update(timer->idle_source, timer->timeout);
if (timer->timeout == 0) {
idle_notify(timer);
}
}
static void handle_timer_resource_destroy(struct wl_resource *timer_resource) {
struct wlr_idle_timeout *timer = idle_timeout_from_resource(timer_resource);
if (timer != NULL) {
idle_timeout_destroy(timer);
}
}
static void handle_seat_destroy(struct wl_listener *listener, void *data) {
struct wlr_idle_timeout *timer = wl_container_of(listener, timer, seat_destroy);
if (timer != NULL) {
idle_timeout_destroy(timer);
}
}
static void release_idle_timeout(struct wl_client *client,
struct wl_resource *resource){
handle_timer_resource_destroy(resource);
}
static void simulate_activity(struct wl_client *client,
struct wl_resource *resource){
struct wlr_idle_timeout *timer = idle_timeout_from_resource(resource);
handle_activity(timer);
}
static const struct org_kde_kwin_idle_timeout_interface idle_timeout_impl = {
.release = release_idle_timeout,
.simulate_user_activity = simulate_activity,
};
static const struct org_kde_kwin_idle_interface idle_impl;
static struct wlr_idle *idle_from_resource(
struct wl_resource *resource) {
assert(wl_resource_instance_of(resource, &org_kde_kwin_idle_interface,
&idle_impl));
return wl_resource_get_user_data(resource);
}
static void handle_input_notification(struct wl_listener *listener, void *data) {
struct wlr_idle_timeout *timer =
wl_container_of(listener, timer, input_listener);
struct wlr_seat *seat = data;
if (timer->seat == seat) {
handle_activity(timer);
}
}
static void create_idle_timer(struct wl_client *client,
struct wl_resource *idle_resource, uint32_t id,
struct wl_resource *seat_resource, uint32_t timeout) {
struct wlr_idle *idle = idle_from_resource(idle_resource);
struct wlr_seat_client *client_seat =
wlr_seat_client_from_resource(seat_resource);
struct wlr_idle_timeout *timer =
calloc(1, sizeof(struct wlr_idle_timeout));
if (!timer) {
wl_resource_post_no_memory(idle_resource);
return;
}
timer->seat = client_seat->seat;
timer->timeout = timeout;
timer->idle_state = false;
timer->enabled = idle->enabled;
timer->resource = wl_resource_create(client,
&org_kde_kwin_idle_timeout_interface,
wl_resource_get_version(idle_resource), id);
if (timer->resource == NULL) {
free(timer);
wl_resource_post_no_memory(idle_resource);
return;
}
wl_resource_set_implementation(timer->resource, &idle_timeout_impl, timer,
handle_timer_resource_destroy);
wl_list_insert(&idle->idle_timers, &timer->link);
timer->seat_destroy.notify = handle_seat_destroy;
wl_signal_add(&timer->seat->events.destroy, &timer->seat_destroy);
timer->input_listener.notify = handle_input_notification;
wl_signal_add(&idle->events.activity_notify, &timer->input_listener);
// create the timer
timer->idle_source =
wl_event_loop_add_timer(idle->event_loop, idle_notify, timer);
if (timer->idle_source == NULL) {
wl_list_remove(&timer->link);
wl_list_remove(&timer->input_listener.link);
wl_list_remove(&timer->seat_destroy.link);
wl_resource_set_user_data(timer->resource, NULL);
free(timer);
wl_resource_post_no_memory(idle_resource);
return;
}
if (timer->enabled) {
// arm the timer
wl_event_source_timer_update(timer->idle_source, timer->timeout);
if (timer->timeout == 0) {
idle_notify(timer);
}
}
}
static const struct org_kde_kwin_idle_interface idle_impl = {
.get_idle_timeout = create_idle_timer,
};
void wlr_idle_set_enabled(struct wlr_idle *idle, struct wlr_seat *seat,
bool enabled) {
if (idle->enabled == enabled) {
return;
}
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wlr_log(WLR_DEBUG, "%s idle timers for %s",
enabled ? "Enabling" : "Disabling",
seat ? seat->name : "all seats");
idle->enabled = enabled;
struct wlr_idle_timeout *timer;
wl_list_for_each(timer, &idle->idle_timers, link) {
if (seat != NULL && timer->seat != seat) {
continue;
}
int timeout = enabled ? timer->timeout : 0;
wl_event_source_timer_update(timer->idle_source, timeout);
timer->enabled = enabled;
}
}
static void idle_bind(struct wl_client *wl_client, void *data,
uint32_t version, uint32_t id) {
struct wlr_idle *idle = data;
assert(wl_client && idle);
struct wl_resource *wl_resource = wl_resource_create(wl_client,
&org_kde_kwin_idle_interface, version, id);
if (wl_resource == NULL) {
wl_client_post_no_memory(wl_client);
return;
}
wl_resource_set_implementation(wl_resource, &idle_impl, idle, NULL);
}
void wlr_idle_destroy(struct wlr_idle *idle) {
if (!idle) {
return;
}
wlr_signal_emit_safe(&idle->events.destroy, idle);
wl_list_remove(&idle->display_destroy.link);
struct wlr_idle_timeout *timer, *tmp;
wl_list_for_each_safe(timer, tmp, &idle->idle_timers, link) {
idle_timeout_destroy(timer);
}
wl_global_destroy(idle->global);
free(idle);
}
static void handle_display_destroy(struct wl_listener *listener, void *data) {
struct wlr_idle *idle = wl_container_of(listener, idle, display_destroy);
wlr_idle_destroy(idle);
}
struct wlr_idle *wlr_idle_create(struct wl_display *display) {
struct wlr_idle *idle = calloc(1, sizeof(struct wlr_idle));
if (!idle) {
return NULL;
}
wl_list_init(&idle->idle_timers);
wl_signal_init(&idle->events.activity_notify);
wl_signal_init(&idle->events.destroy);
idle->enabled = true;
idle->event_loop = wl_display_get_event_loop(display);
if (idle->event_loop == NULL) {
free(idle);
return NULL;
}
idle->display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(display, &idle->display_destroy);
idle->global = wl_global_create(display, &org_kde_kwin_idle_interface,
1, idle, idle_bind);
if (idle->global == NULL){
wl_list_remove(&idle->display_destroy.link);
free(idle);
return NULL;
}
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wlr_log(WLR_DEBUG, "idle manager created");
return idle;
}
void wlr_idle_notify_activity(struct wlr_idle *idle, struct wlr_seat *seat) {
wlr_signal_emit_safe(&idle->events.activity_notify, seat);
}