QWaylandClient *QWaylandClient::fromWlClient(wl_client *wlClient)
{
if (!wlClient)
return 0;
QWaylandClient *client = Q_NULLPTR;
wl_listener *l = wl_client_get_destroy_listener(wlClient,
QWaylandClientPrivate::client_destroy_callback);
if (l)
client = reinterpret_cast<QWaylandClientPrivate::Listener *>(
wl_container_of(l, (QWaylandClientPrivate::Listener *)0, listener))->parent;
if (!client) {
// The original idea was to create QWaylandClient instances when
// a client bound wl_compositor, but it's legal for a client to
// bind several times resulting in multiple QWaylandClient
// instances for the same wl_client therefore we create it from
// here on demand
client = new QWaylandClient(wlClient);
QtWayland::Compositor::instance()->m_clients.append(client);
}
return client;
}
//static client
Client* Client::find(wl_client& client)
{
wl_listener* listener = wl_client_get_destroy_listener(&client, &clientDestroyListener);
if(listener)
{
Client::listenerPOD* pod;
pod = wl_container_of(listener, pod, listener);
if(pod) return pod->client;
else return nullptr;
}
else
{
return nullptr;
}
}
