+static struct wl_output *
+getWlOutput(QScreen *screen)
+{
+ QPlatformNativeInterface *native = qApp->platformNativeInterface();
+ void *output = native->nativeResourceForScreen("output", screen);
+ return static_cast<struct ::wl_output*>(output);
+}
+
+static void
+global_add(void *data, struct wl_registry *reg, uint32_t name,
+ const char *interface, uint32_t version)
+{
+ struct agl_shell_desktop **shell =
+ static_cast<struct agl_shell_desktop **>(data);
+
+ if (strcmp(interface, agl_shell_desktop_interface.name) == 0) {
+ *shell = static_cast<struct agl_shell_desktop *>(
+ wl_registry_bind(reg, name, &agl_shell_desktop_interface, version)
+ );
+ }
+}
+
+static void global_remove(void *data, struct wl_registry *reg, uint32_t id)
+{
+ (void) data;
+ (void) reg;
+ (void) id;
+}
+
+static const struct wl_registry_listener registry_listener = {
+ global_add,
+ global_remove,
+};
+
+static void
+application_id_event(void *data, struct agl_shell_desktop *agl_shell_desktop,
+ const char *app_id)
+{
+ EventHandler *ev_handler = static_cast<EventHandler *>(data);
+ (void) agl_shell_desktop;
+
+ // should probably add here to a list the application or trigger emit
+ // for QML code, also note that we get here our own application
+ if (strcmp(app_id, APP_ID) == 0)
+ return;
+
+ qInfo() << "app_id: " << app_id;
+}
+
+static void
+application_state_event(void *data, struct agl_shell_desktop *agl_shell_desktop,
+ const char *app_id, const char *app_data, uint32_t app_state, uint32_t app_role)
+{
+ /* unused */
+ (void) data;
+ (void) app_id;
+ (void) app_data;
+ (void) app_role;
+ (void) app_state;
+ (void) agl_shell_desktop;
+}
+
+static const struct agl_shell_desktop_listener agl_shell_desk_listener = {
+ application_id_event,
+ application_state_event,
+};
+
+static struct agl_shell_desktop *
+register_agl_shell_desktop(void)
+{
+ struct wl_display *wl;
+ struct wl_registry *registry;
+ struct agl_shell_desktop *shell = nullptr;
+
+ QPlatformNativeInterface *native = qApp->platformNativeInterface();
+
+ wl = static_cast<struct wl_display *>(native->nativeResourceForIntegration("display"));
+ registry = wl_display_get_registry(wl);
+
+ wl_registry_add_listener(registry, ®istry_listener, &shell);
+ // Roundtrip to get all globals advertised by the compositor
+ wl_display_roundtrip(wl);
+ wl_registry_destroy(registry);
+
+ return shell;
+}
+
+