Implement wlr-output-power-management-v1

Co-authored-by: Simon Ser <contact@emersion.fr>
This commit is contained in:
Guido Günther 2019-10-25 19:26:20 +02:00 committed by Drew DeVault
parent dfc5a40288
commit ba14e196f6
3 changed files with 266 additions and 0 deletions

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@ -0,0 +1,41 @@
#ifndef WLR_TYPES_WLR_OUTPUT_POWER_MANAGEMENT_V1_H
#define WLR_TYPES_WLR_OUTPUT_POWER_MANAGEMENT_V1_H
#include <wayland-server-core.h>
#include "wlr-output-power-management-unstable-v1-protocol.h"
struct wlr_output_power_manager_v1 {
struct wl_global *global;
struct wl_list output_powers; // wlr_output_power_v1::link
struct wl_listener display_destroy;
struct {
struct wl_signal set_mode; // wlr_output_power_v1_set_mode_event
struct wl_signal destroy;
} events;
void *data;
};
struct wlr_output_power_v1 {
struct wl_resource *resource;
struct wlr_output *output;
struct wlr_output_power_manager_v1 *manager;
struct wl_list link;
struct wl_listener output_destroy_listener;
struct wl_listener output_enable_listener;
void *data;
};
struct wlr_output_power_v1_set_mode_event {
struct wlr_output *output;
enum zwlr_output_power_v1_mode mode;
};
struct wlr_output_power_manager_v1 *wlr_output_power_manager_v1_create(
struct wl_display *display);
#endif

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@ -45,6 +45,7 @@ wlr_files += files(
'wlr_output_damage.c', 'wlr_output_damage.c',
'wlr_output_layout.c', 'wlr_output_layout.c',
'wlr_output_management_v1.c', 'wlr_output_management_v1.c',
'wlr_output_power_management_v1.c',
'wlr_output.c', 'wlr_output.c',
'wlr_pointer_constraints_v1.c', 'wlr_pointer_constraints_v1.c',
'wlr_pointer_gestures_v1.c', 'wlr_pointer_gestures_v1.c',

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@ -0,0 +1,224 @@
#include <assert.h>
#include <fcntl.h>
#include <stdlib.h>
#include <unistd.h>
#include <wayland-server-core.h>
#include <wlr/interfaces/wlr_output.h>
#include <wlr/types/wlr_output_power_management_v1.h>
#include <wlr/types/wlr_output.h>
#include <wlr/util/log.h>
#include "util/signal.h"
#include "wlr-output-power-management-unstable-v1-protocol.h"
#define OUTPUT_POWER_MANAGER_V1_VERSION 1
static void output_power_handle_destroy(struct wl_client *client,
struct wl_resource *resource) {
wl_resource_destroy(resource);
}
static void output_power_destroy(struct wlr_output_power_v1 *output_power) {
if (output_power == NULL) {
return;
}
wl_resource_set_user_data(output_power->resource, NULL);
wl_list_remove(&output_power->output_destroy_listener.link);
wl_list_remove(&output_power->output_enable_listener.link);
wl_list_remove(&output_power->link);
free(output_power);
}
static const struct zwlr_output_power_v1_interface output_power_impl;
static struct wlr_output_power_v1 *output_power_from_resource(
struct wl_resource *resource) {
assert(wl_resource_instance_of(resource, &zwlr_output_power_v1_interface,
&output_power_impl));
return wl_resource_get_user_data(resource);
}
static void output_power_handle_resource_destroy(struct wl_resource *resource) {
struct wlr_output_power_v1 *output_power =
output_power_from_resource(resource);
output_power_destroy(output_power);
}
static void output_power_handle_output_destroy(struct wl_listener *listener,
void *data) {
struct wlr_output_power_v1 *output_power =
wl_container_of(listener, output_power, output_destroy_listener);
output_power_destroy(output_power);
}
static void output_power_v1_send_mode(struct wlr_output_power_v1 *output_power) {
enum zwlr_output_power_v1_mode mode;
mode = output_power->output->enabled ? ZWLR_OUTPUT_POWER_V1_MODE_ON :
ZWLR_OUTPUT_POWER_V1_MODE_OFF;
zwlr_output_power_v1_send_mode(output_power->resource, mode);
}
static void output_power_handle_output_enable(struct wl_listener *listener,
void *data) {
struct wlr_output_power_v1 *output_power =
wl_container_of(listener, output_power, output_enable_listener);
output_power_v1_send_mode(output_power);
}
static void output_power_handle_set_mode(struct wl_client *client,
struct wl_resource *output_power_resource,
enum zwlr_output_power_v1_mode mode) {
struct wlr_output_power_v1 *output_power =
output_power_from_resource(output_power_resource);
if (output_power == NULL) {
return;
}
switch (mode) {
case ZWLR_OUTPUT_POWER_V1_MODE_OFF:
case ZWLR_OUTPUT_POWER_V1_MODE_ON:
break;
default:
wlr_log(WLR_ERROR, "Invalid power mode %d", mode);
wl_resource_post_error(output_power_resource,
ZWLR_OUTPUT_POWER_V1_ERROR_INVALID_MODE,
"Invalid power mode");
return;
}
struct wlr_output_power_v1_set_mode_event event = {
.output = output_power->output,
.mode = mode,
};
wlr_signal_emit_safe(&output_power->manager->events.set_mode, &event);
}
static const struct zwlr_output_power_v1_interface output_power_impl = {
.destroy = output_power_handle_destroy,
.set_mode = output_power_handle_set_mode,
};
static const struct zwlr_output_power_manager_v1_interface
output_power_manager_impl;
static struct wlr_output_power_manager_v1 *output_power_manager_from_resource(
struct wl_resource *resource) {
assert(wl_resource_instance_of(resource,
&zwlr_output_power_manager_v1_interface, &output_power_manager_impl));
return wl_resource_get_user_data(resource);
}
static void output_power_manager_get_output_power(struct wl_client *client,
struct wl_resource *manager_resource, uint32_t id,
struct wl_resource *output_resource) {
struct wlr_output_power_manager_v1 *manager =
output_power_manager_from_resource(manager_resource);
struct wlr_output *output = wlr_output_from_resource(output_resource);
struct wlr_output_power_v1 *output_power =
calloc(1, sizeof(struct wlr_output_power_v1));
if (output_power == NULL) {
wl_client_post_no_memory(client);
return;
}
output_power->output = output;
output_power->manager = manager;
uint32_t version = wl_resource_get_version(manager_resource);
output_power->resource = wl_resource_create(client,
&zwlr_output_power_v1_interface, version, id);
if (output_power->resource == NULL) {
free(output_power);
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(output_power->resource, &output_power_impl,
output_power, output_power_handle_resource_destroy);
if (!output) {
wl_resource_set_user_data(output_power->resource, NULL);
zwlr_output_power_v1_send_failed(output_power->resource);
free(output_power);
return;
}
wl_signal_add(&output->events.destroy,
&output_power->output_destroy_listener);
output_power->output_destroy_listener.notify =
output_power_handle_output_destroy;
wl_signal_add(&output->events.enable,
&output_power->output_enable_listener);
output_power->output_enable_listener.notify =
output_power_handle_output_enable;
struct wlr_output_power_v1 *mgmt;
wl_list_for_each(mgmt, &manager->output_powers, link) {
if (mgmt->output == output) {
zwlr_output_power_v1_send_failed(output_power->resource);
output_power_destroy(output_power);
return;
}
}
wl_list_insert(&manager->output_powers, &output_power->link);
output_power_v1_send_mode(output_power);
}
static void output_power_manager_destroy(struct wl_client *client,
struct wl_resource *manager_resource) {
wl_resource_destroy(manager_resource);
}
static const struct zwlr_output_power_manager_v1_interface
output_power_manager_impl = {
.get_output_power = output_power_manager_get_output_power,
.destroy = output_power_manager_destroy,
};
static void output_power_manager_bind(struct wl_client *client, void *data,
uint32_t version, uint32_t id) {
struct wlr_output_power_manager_v1 *manager = data;
struct wl_resource *resource = wl_resource_create(client,
&zwlr_output_power_manager_v1_interface, version, id);
if (resource == NULL) {
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(resource, &output_power_manager_impl,
manager, NULL);
}
static void handle_display_destroy(struct wl_listener *listener, void *data) {
struct wlr_output_power_manager_v1 *manager =
wl_container_of(listener, manager, display_destroy);
wlr_signal_emit_safe(&manager->events.destroy, manager);
wl_global_destroy(manager->global);
free(manager);
}
struct wlr_output_power_manager_v1 *wlr_output_power_manager_v1_create(
struct wl_display *display) {
struct wlr_output_power_manager_v1 *manager =
calloc(1, sizeof(struct wlr_output_power_manager_v1));
if (!manager) {
return NULL;
}
manager->global = wl_global_create(display,
&zwlr_output_power_manager_v1_interface,
OUTPUT_POWER_MANAGER_V1_VERSION, manager, output_power_manager_bind);
if (manager->global == NULL) {
free(manager);
return NULL;
}
wl_signal_init(&manager->events.set_mode);
wl_signal_init(&manager->events.destroy);
wl_list_init(&manager->output_powers);
manager->display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(display, &manager->display_destroy);
return manager;
}