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Listen to display destroy in gamma control manager

This commit is contained in:
emersion 2017-12-07 00:55:50 +01:00
parent c7900663bc
commit 088ff9a614
No known key found for this signature in database
GPG Key ID: 0FDE7BE0E88F5E48
2 changed files with 41 additions and 28 deletions
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4
include/wlr/types/wlr_gamma_control.h
View File

@ -5,7 +5,9 @@
struct wlr_gamma_control_manager {
struct wl_global *wl_global;
struct wl_list controls; // list of wlr_gamma_control
struct wl_list controls; // wlr_gamma_control::link
struct wl_listener display_destroy;
void *data;
};

63
types/wlr_gamma_control.c
View File

@ -12,6 +12,9 @@ static void resource_destroy(struct wl_client *client,
}
static void gamma_control_destroy(struct wlr_gamma_control *gamma_control) {
if (gamma_control == NULL) {
return;
}
wl_signal_emit(&gamma_control->events.destroy, gamma_control);
wl_list_remove(&gamma_control->output_destroy_listener.link);
wl_resource_set_user_data(gamma_control->resource, NULL);
@ -67,7 +70,7 @@ static const struct gamma_control_interface gamma_control_impl = {
static void gamma_control_manager_get_gamma_control(struct wl_client *client,
struct wl_resource *gamma_control_manager_resource, uint32_t id,
struct wl_resource *output_resource) {
struct wlr_gamma_control_manager *gamma_control_manager =
struct wlr_gamma_control_manager *manager =
wl_resource_get_user_data(gamma_control_manager_resource);
struct wlr_output *output = wl_resource_get_user_data(output_resource);
@ -99,7 +102,7 @@ static void gamma_control_manager_get_gamma_control(struct wl_client *client,
gamma_control->output_destroy_listener.notify =
gamma_control_handle_output_destroy;
wl_list_insert(&gamma_control_manager->controls, &gamma_control->link);
wl_list_insert(&manager->controls, &gamma_control->link);
gamma_control_send_gamma_size(gamma_control->resource,
wlr_output_get_gamma_size(output));
@ -111,8 +114,8 @@ static struct gamma_control_manager_interface gamma_control_manager_impl = {
static void gamma_control_manager_bind(struct wl_client *client, void *data,
uint32_t version, uint32_t id) {
struct wlr_gamma_control_manager *gamma_control_manager = data;
assert(client && gamma_control_manager);
struct wlr_gamma_control_manager *manager = data;
assert(client && manager);
struct wl_resource *resource = wl_resource_create(client,
&gamma_control_manager_interface, version, id);
@ -121,41 +124,49 @@ static void gamma_control_manager_bind(struct wl_client *client, void *data,
return;
}
wl_resource_set_implementation(resource, &gamma_control_manager_impl,
gamma_control_manager, NULL);
manager, NULL);
}
void wlr_gamma_control_manager_destroy(
struct wlr_gamma_control_manager *manager) {
if (!manager) {
return;
}
wl_list_remove(&manager->display_destroy.link);
struct wlr_gamma_control *gamma_control, *tmp;
wl_list_for_each_safe(gamma_control, tmp, &manager->controls, link) {
gamma_control_destroy(gamma_control);
}
wl_global_destroy(manager->wl_global);
free(manager);
}
static void handle_display_destroy(struct wl_listener *listener, void *data) {
struct wlr_gamma_control_manager *manager =
wl_container_of(listener, manager, display_destroy);
wlr_gamma_control_manager_destroy(manager);
}
struct wlr_gamma_control_manager *wlr_gamma_control_manager_create(
struct wl_display *display) {
struct wlr_gamma_control_manager *gamma_control_manager =
struct wlr_gamma_control_manager *manager =
calloc(1, sizeof(struct wlr_gamma_control_manager));
if (!gamma_control_manager) {
if (!manager) {
return NULL;
}
struct wl_global *wl_global = wl_global_create(display,
&gamma_control_manager_interface, 1, gamma_control_manager,
&gamma_control_manager_interface, 1, manager,
gamma_control_manager_bind);
if (!wl_global) {
free(gamma_control_manager);
free(manager);
return NULL;
}
gamma_control_manager->wl_global = wl_global;
manager->wl_global = wl_global;
wl_list_init(&gamma_control_manager->controls);
wl_list_init(&manager->controls);
return gamma_control_manager;
}
manager->display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(display, &manager->display_destroy);
void wlr_gamma_control_manager_destroy(
struct wlr_gamma_control_manager *gamma_control_manager) {
if (!gamma_control_manager) {
return;
}
struct wlr_gamma_control *gamma_control, *tmp;
wl_list_for_each_safe(gamma_control, tmp, &gamma_control_manager->controls,
link) {
gamma_control_destroy(gamma_control);
}
// TODO: this segfault (wl_display->registry_resource_list is not init)
// wl_global_destroy(gamma_control_manager->wl_global);
free(gamma_control_manager);
return manager;
}