Introduce wlr_multi_for_each_backend

This commit is contained in:
Ryan Dwyer 2018-09-19 21:53:51 +10:00
parent 3693fae0c4
commit 691a63d66b
2 changed files with 13 additions and 0 deletions

View file

@ -207,3 +207,13 @@ bool wlr_multi_is_empty(struct wlr_backend *_backend) {
struct wlr_multi_backend *backend = (struct wlr_multi_backend *)_backend; struct wlr_multi_backend *backend = (struct wlr_multi_backend *)_backend;
return wl_list_length(&backend->backends) < 1; return wl_list_length(&backend->backends) < 1;
} }
void wlr_multi_for_each_backend(struct wlr_backend *_backend,
void (*callback)(struct wlr_backend *backend, void *data), void *data) {
assert(wlr_backend_is_multi(_backend));
struct wlr_multi_backend *backend = (struct wlr_multi_backend *)_backend;
struct subbackend_state *sub;
wl_list_for_each(sub, &backend->backends, link) {
callback(sub->backend, data);
}
}

View file

@ -31,4 +31,7 @@ bool wlr_backend_is_multi(struct wlr_backend *backend);
struct wlr_session *wlr_multi_get_session(struct wlr_backend *base); struct wlr_session *wlr_multi_get_session(struct wlr_backend *base);
bool wlr_multi_is_empty(struct wlr_backend *backend); bool wlr_multi_is_empty(struct wlr_backend *backend);
void wlr_multi_for_each_backend(struct wlr_backend *backend,
void (*callback)(struct wlr_backend *backend, void *data), void *data);
#endif #endif