output: add support for protocol interface version 4

Two new events are added: name and description. The name is
immutable. The description can be updated on-the-fly.
This commit is contained in:
Simon Ser 2021-12-07 16:37:51 +01:00
parent 0fcc842291
commit e3fefda023
2 changed files with 28 additions and 6 deletions

View file

@ -99,7 +99,7 @@ internal_features = {
wayland_project_options = ['tests=false', 'documentation=false']
wayland_server = dependency('wayland-server',
version: '>=1.19',
version: '>=1.20',
fallback: ['wayland', 'wayland_server_dep'],
default_options: wayland_project_options,
)

View file

@ -13,7 +13,7 @@
#include "util/global.h"
#include "util/signal.h"
#define OUTPUT_VERSION 3
#define OUTPUT_VERSION 4
static void send_geometry(struct wl_resource *resource) {
struct wlr_output *output = wlr_output_from_resource(resource);
@ -43,6 +43,23 @@ static void send_scale(struct wl_resource *resource) {
}
}
static void send_name(struct wl_resource *resource) {
struct wlr_output *output = wlr_output_from_resource(resource);
uint32_t version = wl_resource_get_version(resource);
if (version >= WL_OUTPUT_NAME_SINCE_VERSION) {
wl_output_send_name(resource, output->name);
}
}
static void send_description(struct wl_resource *resource) {
struct wlr_output *output = wlr_output_from_resource(resource);
uint32_t version = wl_resource_get_version(resource);
if (output->description != NULL &&
version >= WL_OUTPUT_DESCRIPTION_SINCE_VERSION) {
wl_output_send_description(resource, output->description);
}
}
static void send_done(struct wl_resource *resource) {
uint32_t version = wl_resource_get_version(resource);
if (version >= WL_OUTPUT_DONE_SINCE_VERSION) {
@ -87,6 +104,8 @@ static void output_bind(struct wl_client *wl_client, void *data,
send_geometry(resource);
send_current_mode(resource);
send_scale(resource);
send_name(resource);
send_description(resource);
send_done(resource);
struct wlr_output_event_bind evt = {
@ -131,10 +150,7 @@ static void schedule_done_handle_idle_timer(void *data) {
struct wl_resource *resource;
wl_resource_for_each(resource, &output->resources) {
uint32_t version = wl_resource_get_version(resource);
if (version >= WL_OUTPUT_DONE_SINCE_VERSION) {
wl_output_send_done(resource);
}
send_done(resource);
}
}
@ -344,6 +360,12 @@ void wlr_output_set_description(struct wlr_output *output, const char *desc) {
output->description = NULL;
}
struct wl_resource *resource;
wl_resource_for_each(resource, &output->resources) {
send_description(resource);
}
wlr_output_schedule_done(output);
wlr_signal_emit_safe(&output->events.description, output);
}