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