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output: add description

Browse source 
wlr_output.description is a string containing a human-readable string
identifying the output. Compositors can customise it via
wlr_output_set_description, for instance to make the name more
user-friendly.

References: https://github.com/swaywm/wlroots/issues/1623
This commit is contained in:
Simon Ser 2019-12-26 16:09:05 +01:00 • committed by Brian Ashworth
parent a420d2c41e
commit 4da4a15d6b
7 changed files with 48 additions and 0 deletions
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19
types/wlr_output.c
View file

@ -270,6 +270,22 @@ void wlr_output_set_subpixel(struct wlr_output *output,
wlr_output_schedule_done(output);
}
void wlr_output_set_description(struct wlr_output *output, const char *desc) {
if (output->description != NULL && desc != NULL &&
strcmp(output->description, desc) == 0) {
return;
}
free(output->description);
if (desc != NULL) {
output->description = strdup(desc);
} else {
output->description = NULL;
}
wlr_signal_emit_safe(&output->events.description, output);
}
static void schedule_done_handle_idle_timer(void *data) {
struct wlr_output *output = data;
output->idle_done = NULL;
@ -323,6 +339,7 @@ void wlr_output_init(struct wlr_output *output, struct wlr_backend *backend,
wl_signal_init(&output->events.mode);
wl_signal_init(&output->events.scale);
wl_signal_init(&output->events.transform);
wl_signal_init(&output->events.description);
wl_signal_init(&output->events.destroy);
pixman_region32_init(&output->damage);
pixman_region32_init(&output->pending.damage);
@ -365,6 +382,8 @@ void wlr_output_destroy(struct wlr_output *output) {
wl_event_source_remove(output->idle_done);
}
free(output->description);
pixman_region32_fini(&output->pending.damage);
pixman_region32_fini(&output->damage);