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xdg-output-v1: use wlr_output.description 

Since [1], the xdg-output description is mutable. Listen to output
description changes and send the new output description when updated.

[1]: 048102f21a
This commit is contained in:
Simon Ser 2019-12-26 16:12:06 +01:00 committed by Brian Ashworth
parent 4da4a15d6b
commit 1f799c1cbd
2 changed files with 29 additions and 5 deletions
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1
include/wlr/types/wlr_xdg_output_v1.h
View File

@ -22,6 +22,7 @@ struct wlr_xdg_output_v1 {
int32_t width, height;
struct wl_listener destroy;
struct wl_listener description;
};
struct wlr_xdg_output_manager_v1 {

33
types/wlr_xdg_output_v1.c
View File

@ -10,6 +10,7 @@
#define OUTPUT_MANAGER_VERSION 3
#define OUTPUT_DONE_DEPRECATED_SINCE_VERSION 3
#define OUTPUT_DESCRIPTION_MUTABLE_SINCE_VERSION 3
static void output_handle_destroy(struct wl_client *client,
struct wl_resource *resource) {
@ -70,6 +71,7 @@ static void output_destroy(struct wlr_xdg_output_v1 *output) {
wl_list_init(wl_resource_get_link(resource));
}
wl_list_remove(&output->destroy.link);
wl_list_remove(&output->description.link);
wl_list_remove(&output->link);
free(output);
}
@ -124,11 +126,10 @@ static void output_manager_handle_get_xdg_output(struct wl_client *client,
if (version >= ZXDG_OUTPUT_V1_NAME_SINCE_VERSION) {
zxdg_output_v1_send_name(xdg_output_resource, output->name);
}
if (version >= ZXDG_OUTPUT_V1_DESCRIPTION_SINCE_VERSION) {
char description[128];
snprintf(description, sizeof(description), "%s %s %s (%s)",
output->make, output->model, output->serial, output->name);
zxdg_output_v1_send_description(xdg_output_resource, description);
if (version >= ZXDG_OUTPUT_V1_DESCRIPTION_SINCE_VERSION &&
output->description != NULL) {
zxdg_output_v1_send_description(xdg_output_resource,
output->description);
}
output_send_details(xdg_output, xdg_output_resource);
@ -161,6 +162,25 @@ static void handle_output_destroy(struct wl_listener *listener, void *data) {
output_destroy(output);
}
static void handle_output_description(struct wl_listener *listener,
void *data) {
struct wlr_xdg_output_v1 *xdg_output =
wl_container_of(listener, xdg_output, description);
struct wlr_output *output = xdg_output->layout_output->output;
if (output->description == NULL) {
return;
}
struct wl_resource *resource;
wl_resource_for_each(resource, &xdg_output->resources) {
if (wl_resource_get_version(resource) >=
OUTPUT_DESCRIPTION_MUTABLE_SINCE_VERSION) {
zxdg_output_v1_send_description(resource, output->description);
}
}
}
static void add_output(struct wlr_xdg_output_manager_v1 *manager,
struct wlr_output_layout_output *layout_output) {
struct wlr_xdg_output_v1 *output = calloc(1, sizeof(struct wlr_xdg_output_v1));
@ -172,6 +192,9 @@ static void add_output(struct wlr_xdg_output_manager_v1 *manager,
output->layout_output = layout_output;
output->destroy.notify = handle_output_destroy;
wl_signal_add(&layout_output->events.destroy, &output->destroy);
output->description.notify = handle_output_description;
wl_signal_add(&layout_output->output->events.description,
&output->description);
wl_list_insert(&manager->outputs, &output->link);
output_update(output);
}