74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
#include <wlr/types/wlr_xdg_foreign_registry.h>
|
|
#include "util/signal.h"
|
|
#include "util/token.h"
|
|
#include <assert.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
bool wlr_xdg_foreign_exported_init(
|
|
struct wlr_xdg_foreign_exported *exported,
|
|
struct wlr_xdg_foreign_registry *registry) {
|
|
do {
|
|
if (!generate_token(exported->handle)) {
|
|
return false;
|
|
}
|
|
} while (wlr_xdg_foreign_registry_find_by_handle(registry, exported->handle) != NULL);
|
|
|
|
exported->registry = registry;
|
|
wl_list_insert(®istry->exported_surfaces, &exported->link);
|
|
|
|
wl_signal_init(&exported->events.destroy);
|
|
return true;
|
|
}
|
|
|
|
struct wlr_xdg_foreign_exported *wlr_xdg_foreign_registry_find_by_handle(
|
|
struct wlr_xdg_foreign_registry *registry, const char *handle) {
|
|
if (handle == NULL || strlen(handle) >= WLR_XDG_FOREIGN_HANDLE_SIZE) {
|
|
return NULL;
|
|
}
|
|
|
|
struct wlr_xdg_foreign_exported *exported;
|
|
wl_list_for_each(exported, ®istry->exported_surfaces, link) {
|
|
if (strcmp(handle, exported->handle) == 0) {
|
|
return exported;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
void wlr_xdg_foreign_exported_finish(struct wlr_xdg_foreign_exported *surface) {
|
|
wlr_signal_emit_safe(&surface->events.destroy, NULL);
|
|
surface->registry = NULL;
|
|
wl_list_remove(&surface->link);
|
|
wl_list_init(&surface->link);
|
|
}
|
|
|
|
static void foreign_registry_handle_display_destroy(struct wl_listener *listener,
|
|
void *data) {
|
|
struct wlr_xdg_foreign_registry *registry =
|
|
wl_container_of(listener, registry, display_destroy);
|
|
|
|
wlr_signal_emit_safe(®istry->events.destroy, NULL);
|
|
|
|
// Implementations are supposed to remove all surfaces
|
|
assert(wl_list_empty(®istry->exported_surfaces));
|
|
free(registry);
|
|
}
|
|
|
|
|
|
struct wlr_xdg_foreign_registry *wlr_xdg_foreign_registry_create(
|
|
struct wl_display *display) {
|
|
struct wlr_xdg_foreign_registry *registry = calloc(1, sizeof(*registry));
|
|
if (!registry) {
|
|
return NULL;
|
|
}
|
|
|
|
registry->display_destroy.notify = foreign_registry_handle_display_destroy;
|
|
wl_display_add_destroy_listener(display, ®istry->display_destroy);
|
|
|
|
wl_list_init(®istry->exported_surfaces);
|
|
wl_signal_init(®istry->events.destroy);
|
|
return registry;
|
|
}
|