mirrors/wlroots
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/wlroots/wlroots.git synced 2026-04-19 06:47:02 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

backend/multi: improve type-safety by exposing wlr_multi_backend

Browse source 
Expose an opaque wlr_multi_backend struct. That way functions
operating on a multi backend can take this struct instead of a
generic wlr_backend, without having to assert.
This commit is contained in:
Simon Ser 2023-02-27 11:48:18 +01:00
parent b1e38fc7ea
commit 7e633eea50
6 changed files with 50 additions and 46 deletions
Download patch file Download diff file Expand all files Collapse all files

18
include/wlr/backend/multi.h
View file

@ -11,25 +11,31 @@
#include <wlr/backend.h>
struct wlr_multi_backend;
/**
* Creates a multi-backend. Multi-backends wrap an arbitrary number of backends
* and aggregate their new_output/new_input signals.
*/
struct wlr_backend *wlr_multi_backend_create(struct wl_display *display);
struct wlr_multi_backend *wlr_multi_backend_create(struct wl_display *display);
/**
* Adds the given backend to the multi backend. This should be done before the
* new backend is started.
*/
bool wlr_multi_backend_add(struct wlr_backend *multi,
bool wlr_multi_backend_add(struct wlr_multi_backend *multi,
struct wlr_backend *backend);
void wlr_multi_backend_remove(struct wlr_backend *multi,
void wlr_multi_backend_remove(struct wlr_multi_backend *multi,
struct wlr_backend *backend);
bool wlr_backend_is_multi(struct wlr_backend *backend);
bool wlr_multi_is_empty(struct wlr_backend *backend);
bool wlr_multi_backend_is_empty(struct wlr_multi_backend *backend);
void wlr_multi_for_each_backend(struct wlr_backend *backend,
void wlr_multi_backend_for_each(struct wlr_multi_backend *backend,
void (*callback)(struct wlr_backend *backend, void *data), void *data);
struct wlr_multi_backend *wlr_multi_backend_try_from(struct wlr_backend *backend);
struct wlr_backend *wlr_multi_backend_base(struct wlr_multi_backend *backend);
#endif