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backend add and remove events

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This commit is contained in:
Tony Crisci 2017-12-20 05:54:41 -05:00
parent ee39dff1e7
commit 6c8fd6017e
2 changed files with 11 additions and 0 deletions
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6
backend/multi/backend.c
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@ -79,6 +79,9 @@ struct wlr_backend *wlr_multi_backend_create(struct wl_display *display) {
wl_list_init(&backend->backends); wl_list_init(&backend->backends);
wlr_backend_init(&backend->backend, &backend_impl); wlr_backend_init(&backend->backend, &backend_impl);
wl_signal_init(&backend->events.backend_add);
wl_signal_init(&backend->events.backend_remove);
return &backend->backend; return &backend->backend;
} }
@ -162,6 +165,8 @@ void wlr_multi_backend_add(struct wlr_backend *_multi,
wl_signal_add(&backend->events.output_remove, &sub->output_remove); wl_signal_add(&backend->events.output_remove, &sub->output_remove);
sub->output_remove.notify = output_remove_reemit; sub->output_remove.notify = output_remove_reemit;
wl_signal_emit(&multi->events.backend_add, backend);
} }
void wlr_multi_backend_remove(struct wlr_backend *_multi, void wlr_multi_backend_remove(struct wlr_backend *_multi,
@ -173,6 +178,7 @@ void wlr_multi_backend_remove(struct wlr_backend *_multi,
multi_backend_get_subbackend(multi, backend); multi_backend_get_subbackend(multi, backend);
if (sub) { if (sub) {
wl_signal_emit(&multi->events.backend_remove, backend);
subbackend_state_destroy(sub); subbackend_state_destroy(sub);
} }
} }

5
include/backend/multi.h
View file

@ -10,6 +10,11 @@ struct wlr_multi_backend {
struct wlr_backend backend; struct wlr_backend backend;
struct wl_list backends; struct wl_list backends;
struct {
struct wl_signal backend_add;
struct wl_signal backend_remove;
} events;
}; };
#endif #endif