static void
weston_wm_get_selection_targets(struct weston_wm *wm)
{
struct x11_data_source *source;
struct weston_compositor *compositor;
struct weston_seat *seat = weston_wm_pick_seat(wm);
xcb_get_property_cookie_t cookie;
xcb_get_property_reply_t *reply;
xcb_atom_t *value;
char **p;
uint32_t i;
cookie = xcb_get_property(wm->conn,
1, /* delete */
wm->selection_window,
wm->atom.wl_selection,
XCB_GET_PROPERTY_TYPE_ANY,
0, /* offset */
4096 /* length */);
reply = xcb_get_property_reply(wm->conn, cookie, NULL);
if (reply == NULL)
return;
dump_property(wm, wm->atom.wl_selection, reply);
if (reply->type != XCB_ATOM_ATOM) {
free(reply);
return;
}
source = zalloc(sizeof *source);
if (source == NULL) {
free(reply);
return;
}
wl_signal_init(&source->base.destroy_signal);
source->base.accept = data_source_accept;
source->base.send = data_source_send;
source->base.cancel = data_source_cancel;
source->wm = wm;
wl_array_init(&source->base.mime_types);
value = xcb_get_property_value(reply);
for (i = 0; i < reply->value_len; i++) {
if (value[i] == wm->atom.utf8_string) {
p = wl_array_add(&source->base.mime_types, sizeof *p);
if (p)
*p = strdup("text/plain;charset=utf-8");
}
}
compositor = wm->server->compositor;
weston_seat_set_selection(seat, &source->base,
wl_display_next_serial(compositor->wl_display));
free(reply);
}
static int
weston_wm_handle_xfixes_selection_notify(struct weston_wm *wm,
xcb_generic_event_t *event)
{
xcb_xfixes_selection_notify_event_t *xfixes_selection_notify =
(xcb_xfixes_selection_notify_event_t *) event;
struct weston_compositor *compositor;
struct weston_seat *seat = weston_wm_pick_seat(wm);
uint32_t serial;
if (xfixes_selection_notify->selection != wm->atom.clipboard)
return 0;
weston_log("xfixes selection notify event: owner %d\n",
xfixes_selection_notify->owner);
if (xfixes_selection_notify->owner == XCB_WINDOW_NONE) {
if (wm->selection_owner != wm->selection_window) {
/* A real X client selection went away, not our
* proxy selection. Clear the wayland selection. */
compositor = wm->server->compositor;
serial = wl_display_next_serial(compositor->wl_display);
weston_seat_set_selection(seat, NULL, serial);
}
wm->selection_owner = XCB_WINDOW_NONE;
return 1;
}
wm->selection_owner = xfixes_selection_notify->owner;
/* We have to use XCB_TIME_CURRENT_TIME when we claim the
* selection, so grab the actual timestamp here so we can
* answer TIMESTAMP conversion requests correctly. */
if (xfixes_selection_notify->owner == wm->selection_window) {
wm->selection_timestamp = xfixes_selection_notify->timestamp;
weston_log("our window, skipping\n");
return 1;
}
wm->incr = 0;
xcb_convert_selection(wm->conn, wm->selection_window,
wm->atom.clipboard,
wm->atom.targets,
wm->atom.wl_selection,
xfixes_selection_notify->timestamp);
xcb_flush(wm->conn);
return 1;
}
static void
data_device_set_selection(struct wl_client *client,
struct wl_resource *resource,
struct wl_resource *source_resource, uint32_t serial)
{
if (!source_resource)
return;
/* FIXME: Store serial and check against incoming serial here. */
weston_seat_set_selection(wl_resource_get_user_data(resource),
wl_resource_get_user_data(source_resource),
serial);
}
static void
clipboard_set_selection(struct wl_listener *listener, void *data)
{
struct clipboard *clipboard =
container_of(listener, struct clipboard, selection_listener);
struct weston_seat *seat = data;
struct weston_data_source *source = seat->selection_data_source;
const char **mime_types;
int p[2];
if (source == NULL) {
if (clipboard->source)
weston_seat_set_selection(seat,
&clipboard->source->base,
clipboard->source->serial);
return;
} else if (source->accept == clipboard_source_accept) {
/* Callback for our data source. */
return;
}
if (clipboard->source)
clipboard_source_unref(clipboard->source);
clipboard->source = NULL;
mime_types = source->mime_types.data;
if (!mime_types || pipe2(p, O_CLOEXEC) == -1)
return;
source->send(source, mime_types[0], p[1]);
clipboard->source =
clipboard_source_create(clipboard, mime_types[0],
seat->selection_serial, p[0]);
if (clipboard->source == NULL) {
close(p[0]);
return;
}
}
