+
+/*
+ * Handles the WM_HINTS property for extracting the urgency state of the window.
+ *
+ */
+int handle_hints(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window,
+ xcb_atom_t name, xcb_get_property_reply_t *reply) {
+ Client *client = table_get(&by_child, window);
+ if (client == NULL) {
+ DLOG("Received WM_HINTS for unknown client\n");
+ return 1;
+ }
+ xcb_wm_hints_t hints;
+
+ if (reply != NULL) {
+ if (!xcb_get_wm_hints_from_reply(&hints, reply))
+ return 1;
+ } else {
+ if (!xcb_get_wm_hints_reply(conn, xcb_get_wm_hints_unchecked(conn, client->child), &hints, NULL))
+ return 1;
+ }
+
+ Client *last_focused = SLIST_FIRST(&(c_ws->focus_stack));
+ if (!client->urgent && client == last_focused) {
+ DLOG("Ignoring urgency flag for current client\n");
+ return 1;
+ }
+
+ /* Update the flag on the client directly */
+ client->urgent = (xcb_wm_hints_get_urgency(&hints) != 0);
+ CLIENT_LOG(client);
+ LOG("Urgency flag changed to %d\n", client->urgent);
+
+ workspace_update_urgent_flag(client->workspace);
+ redecorate_window(conn, client);
+
+ /* If the workspace this client is on is not visible, we need to redraw
+ * the workspace bar */
+ if (!workspace_is_visible(client->workspace)) {
+ Output *output = client->workspace->output;
+ render_workspace(conn, output, output->current_workspace);
+ xcb_flush(conn);
+ }
+
+ return 1;
+}
+
+/*
+ * Handles the transient for hints set by a window, signalizing that this window is a popup window
+ * for some other window.
+ *
+ * See ICCCM 4.1.2.6 for more details
+ *
+ */
+int handle_transient_for(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window,
+ xcb_atom_t name, xcb_get_property_reply_t *reply) {
+ Client *client = table_get(&by_child, window);
+ if (client == NULL) {
+ DLOG("No such client\n");
+ return 1;
+ }
+
+ xcb_window_t transient_for;
+
+ if (reply != NULL) {
+ if (!xcb_get_wm_transient_for_from_reply(&transient_for, reply))
+ return 1;
+ } else {
+ if (!xcb_get_wm_transient_for_reply(conn, xcb_get_wm_transient_for_unchecked(conn, window),
+ &transient_for, NULL))
+ return 1;
+ }
+
+ if (client->floating == FLOATING_AUTO_OFF) {
+ DLOG("This is a popup window, putting into floating\n");
+ toggle_floating_mode(conn, client, true);
+ }
+
+ return 1;
+}
+
+/*
+ * Handles changes of the WM_CLIENT_LEADER atom which specifies if this is a
+ * toolwindow (or similar) and to which window it belongs (logical parent).
+ *
+ */
+int handle_clientleader_change(void *data, xcb_connection_t *conn, uint8_t state, xcb_window_t window,
+ xcb_atom_t name, xcb_get_property_reply_t *prop) {
+ if (prop == NULL) {
+ prop = xcb_get_property_reply(conn, xcb_get_property_unchecked(conn,
+ false, window, WM_CLIENT_LEADER, WINDOW, 0, 32), NULL);
+ if (prop == NULL)
+ return 1;
+ }
+
+ Client *client = table_get(&by_child, window);
+ if (client == NULL)
+ return 1;
+
+ xcb_window_t *leader = xcb_get_property_value(prop);
+ if (leader == NULL)
+ return 1;
+
+ DLOG("Client leader changed to %08x\n", *leader);
+
+ client->leader = *leader;
+
+ return 1;
+}
+#endif