mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-04 20:55:58 +01:00
compositor: replace role_data with role_resource
This increases type safety, makes it more obvious that role_data must represent the role object, and will allow for automatic cleanup when the resource is destroyed.
This commit is contained in:
parent
00f1870d35
commit
89cb484220
10 changed files with 43 additions and 38 deletions
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@ -167,7 +167,7 @@ struct wlr_surface {
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* The role object representing the role. NULL if the role isn't
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* represented by any object or the object was destroyed.
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*/
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void *role_data;
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struct wl_resource *role_resource;
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struct {
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struct wl_signal client_commit;
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@ -247,7 +247,7 @@ bool wlr_surface_set_role(struct wlr_surface *surface, const struct wlr_surface_
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* Set the role object for this surface. The surface must have a role and
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* no already set role object.
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*/
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void wlr_surface_set_role_object(struct wlr_surface *surface, void *role_data);
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void wlr_surface_set_role_object(struct wlr_surface *surface, struct wl_resource *role_resource);
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/**
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* Destroy the object representing the surface's role. If it doesn't exist,
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@ -37,7 +37,7 @@ static int max(int fst, int snd) {
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static void surface_handle_destroy(struct wl_client *client,
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struct wl_resource *resource) {
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struct wlr_surface *surface = wlr_surface_from_resource(resource);
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if (surface->role_data != NULL) {
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if (surface->role_resource != NULL) {
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wl_resource_post_error(resource,
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WL_SURFACE_ERROR_DEFUNCT_ROLE_OBJECT,
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"surface was destroyed before its role object");
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@ -492,7 +492,7 @@ static void surface_commit_state(struct wlr_surface *surface,
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}
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if (surface->role != NULL && surface->role->commit != NULL &&
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(surface->role_data != NULL || surface->role->no_object)) {
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(surface->role_resource != NULL || surface->role->no_object)) {
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surface->role->commit(surface);
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}
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@ -753,7 +753,7 @@ void wlr_surface_unmap(struct wlr_surface *surface) {
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surface->mapped = false;
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wl_signal_emit_mutable(&surface->events.unmap, NULL);
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if (surface->role != NULL && surface->role->unmap != NULL &&
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(surface->role_data != NULL || surface->role->no_object)) {
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(surface->role_resource != NULL || surface->role->no_object)) {
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surface->role->unmap(surface);
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}
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@ -779,7 +779,7 @@ bool wlr_surface_set_role(struct wlr_surface *surface, const struct wlr_surface_
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}
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return false;
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}
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if (surface->role_data != NULL) {
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if (surface->role_resource != NULL) {
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wl_resource_post_error(error_resource, error_code,
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"Cannot reassign role %s to wl_surface@%" PRIu32 ", role object still exists",
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role->name, wl_resource_get_id(surface->resource));
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@ -790,23 +790,23 @@ bool wlr_surface_set_role(struct wlr_surface *surface, const struct wlr_surface_
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return true;
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}
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void wlr_surface_set_role_object(struct wlr_surface *surface, void *role_data) {
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void wlr_surface_set_role_object(struct wlr_surface *surface, struct wl_resource *role_resource) {
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assert(surface->role != NULL);
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assert(!surface->role->no_object);
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assert(surface->role_data == NULL);
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assert(role_data != NULL);
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surface->role_data = role_data;
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assert(surface->role_resource == NULL);
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assert(role_resource != NULL);
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surface->role_resource = role_resource;
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}
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void wlr_surface_destroy_role_object(struct wlr_surface *surface) {
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if (surface->role_data == NULL) {
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if (surface->role_resource == NULL) {
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return;
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}
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wlr_surface_unmap(surface);
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if (surface->role->destroy != NULL) {
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surface->role->destroy(surface);
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}
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surface->role_data = NULL;
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surface->role_resource = NULL;
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}
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uint32_t wlr_surface_lock_pending(struct wlr_surface *surface) {
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@ -138,12 +138,14 @@ static void popup_surface_consider_map(struct wlr_input_popup_surface_v2 *popup_
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}
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static void popup_surface_surface_role_commit(struct wlr_surface *surface) {
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struct wlr_input_popup_surface_v2 *popup_surface = surface->role_data;
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struct wlr_input_popup_surface_v2 *popup_surface =
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wlr_input_popup_surface_v2_try_from_wlr_surface(surface);
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popup_surface_consider_map(popup_surface);
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}
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static void popup_surface_surface_role_destroy(struct wlr_surface *surface) {
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struct wlr_input_popup_surface_v2 *popup_surface = surface->role_data;
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struct wlr_input_popup_surface_v2 *popup_surface =
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wlr_input_popup_surface_v2_try_from_wlr_surface(surface);
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wl_signal_emit_mutable(&popup_surface->events.destroy, NULL);
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wl_list_remove(&popup_surface->link);
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@ -157,14 +159,6 @@ static const struct wlr_surface_role input_popup_surface_v2_role = {
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.destroy = popup_surface_surface_role_destroy,
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};
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struct wlr_input_popup_surface_v2 *wlr_input_popup_surface_v2_try_from_wlr_surface(
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struct wlr_surface *surface) {
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if (surface->role != &input_popup_surface_v2_role) {
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return NULL;
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}
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return (struct wlr_input_popup_surface_v2 *)surface->role_data;
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}
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static const struct zwp_input_popup_surface_v2_interface input_popup_impl;
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static struct wlr_input_popup_surface_v2 *popup_surface_from_resource(struct wl_resource *resource) {
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@ -173,6 +167,14 @@ static struct wlr_input_popup_surface_v2 *popup_surface_from_resource(struct wl_
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return wl_resource_get_user_data(resource);
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}
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struct wlr_input_popup_surface_v2 *wlr_input_popup_surface_v2_try_from_wlr_surface(
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struct wlr_surface *surface) {
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if (surface->role != &input_popup_surface_v2_role || surface->role_resource == NULL) {
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return NULL;
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}
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return popup_surface_from_resource(surface->role_resource);
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}
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static void popup_resource_destroy(struct wl_resource *resource) {
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struct wlr_input_popup_surface_v2 *popup_surface =
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popup_surface_from_resource(resource);
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@ -225,7 +227,7 @@ static void im_get_input_popup_surface(struct wl_client *client,
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wl_resource_set_implementation(popup_resource, &input_popup_impl,
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popup_surface, popup_resource_destroy);
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wlr_surface_set_role_object(surface, popup_surface);
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wlr_surface_set_role_object(surface, popup_resource);
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popup_surface->resource = popup_resource;
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popup_surface->input_method = input_method;
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@ -40,10 +40,10 @@ static const struct wlr_surface_role layer_surface_role;
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struct wlr_layer_surface_v1 *wlr_layer_surface_v1_try_from_wlr_surface(
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struct wlr_surface *surface) {
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if (surface->role != &layer_surface_role) {
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if (surface->role != &layer_surface_role || surface->role_resource == NULL) {
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return NULL;
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}
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return (struct wlr_layer_surface_v1 *)surface->role_data;
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return wlr_layer_surface_v1_from_resource(surface->role_resource);
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}
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static void layer_surface_configure_destroy(
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@ -445,7 +445,7 @@ static void layer_shell_handle_get_layer_surface(struct wl_client *wl_client,
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wl_resource_set_implementation(surface->resource,
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&layer_surface_implementation, surface, layer_surface_resource_destroy);
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wlr_surface_set_role_object(wlr_surface, surface);
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wlr_surface_set_role_object(wlr_surface, surface->resource);
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}
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static const struct zwlr_layer_shell_v1_interface layer_shell_implementation = {
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@ -50,10 +50,10 @@ static const struct wlr_surface_role lock_surface_role;
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struct wlr_session_lock_surface_v1 *wlr_session_lock_surface_v1_try_from_wlr_surface(
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struct wlr_surface *surface) {
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if (surface->role != &lock_surface_role) {
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if (surface->role != &lock_surface_role || surface->role_resource == NULL) {
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return NULL;
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}
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return (struct wlr_session_lock_surface_v1 *)surface->role_data;
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return lock_surface_from_resource(surface->role_resource);
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}
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uint32_t wlr_session_lock_surface_v1_configure(
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@ -274,7 +274,7 @@ static void lock_handle_get_lock_surface(struct wl_client *client,
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lock_surface->resource = lock_surface_resource;
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wl_resource_set_user_data(lock_surface_resource, lock_surface);
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wlr_surface_set_role_object(surface, lock_surface);
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wlr_surface_set_role_object(surface, lock_surface_resource);
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wl_list_insert(&lock->surfaces, &lock_surface->link);
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@ -293,10 +293,10 @@ void subsurface_handle_parent_commit(struct wlr_subsurface *subsurface) {
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}
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struct wlr_subsurface *wlr_subsurface_try_from_wlr_surface(struct wlr_surface *surface) {
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if (surface->role != &subsurface_role) {
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if (surface->role != &subsurface_role || surface->role_resource == NULL) {
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return NULL;
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}
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return (struct wlr_subsurface *)surface->role_data;
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return subsurface_from_resource(surface->role_resource);
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}
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static void subcompositor_handle_destroy(struct wl_client *client,
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@ -344,7 +344,7 @@ static void subcompositor_handle_get_subsurface(struct wl_client *client,
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wl_resource_set_implementation(subsurface->resource,
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&subsurface_implementation, subsurface, subsurface_resource_destroy);
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wlr_surface_set_role_object(surface, subsurface);
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wlr_surface_set_role_object(surface, subsurface->resource);
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wl_signal_init(&subsurface->events.destroy);
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@ -412,7 +412,7 @@ void create_xdg_popup(struct wlr_xdg_surface *surface,
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&xdg_popup_implementation, surface->popup,
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xdg_popup_handle_resource_destroy);
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wlr_surface_set_role_object(surface->surface, surface);
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wlr_surface_set_role_object(surface->surface, surface->resource);
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surface->role = WLR_XDG_SURFACE_ROLE_POPUP;
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@ -11,7 +11,10 @@ struct wlr_xdg_surface *wlr_xdg_surface_try_from_wlr_surface(
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surface->role != &xdg_popup_surface_role) {
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return NULL;
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}
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return (struct wlr_xdg_surface *)surface->role_data;
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if (surface->role_resource == NULL) {
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return NULL;
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}
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return wlr_xdg_surface_from_resource(surface->role_resource);
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}
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static void xdg_surface_configure_destroy(
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@ -524,7 +524,7 @@ void create_xdg_toplevel(struct wlr_xdg_surface *surface,
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&xdg_toplevel_implementation, surface->toplevel,
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xdg_toplevel_handle_resource_destroy);
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wlr_surface_set_role_object(surface->surface, surface);
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wlr_surface_set_role_object(surface->surface, surface->resource);
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surface->role = WLR_XDG_SURFACE_ROLE_TOPLEVEL;
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}
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@ -38,7 +38,7 @@ static struct wlr_xwayland_surface_v1 *xwl_surface_from_resource(
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}
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static void xwl_surface_role_commit(struct wlr_surface *surface) {
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struct wlr_xwayland_surface_v1 *xwl_surface = surface->role_data;
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struct wlr_xwayland_surface_v1 *xwl_surface = xwl_surface_from_resource(surface->role_resource);
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if (xwl_surface->serial != 0 && !xwl_surface->added) {
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xwl_surface->added = true;
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@ -48,7 +48,7 @@ static void xwl_surface_role_commit(struct wlr_surface *surface) {
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}
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static void xwl_surface_role_destroy(struct wlr_surface *surface) {
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struct wlr_xwayland_surface_v1 *xwl_surface = surface->role_data;
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struct wlr_xwayland_surface_v1 *xwl_surface = xwl_surface_from_resource(surface->role_resource);
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wl_list_remove(&xwl_surface->surface_destroy.link);
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wl_list_remove(&xwl_surface->link);
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wl_resource_set_user_data(xwl_surface->resource, NULL); // make inert
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wl_resource_set_implementation(xwl_surface->resource, &xwl_surface_impl,
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xwl_surface, xwl_surface_handle_resource_destroy);
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wlr_surface_set_role_object(surface, xwl_surface);
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wlr_surface_set_role_object(surface, xwl_surface->resource);
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wl_list_insert(&shell->surfaces, &xwl_surface->link);
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