+ /* we don't use client_can_focus here, because that doesn't let you
+ focus an iconic window, but we want to be able to, so we just check
+ if the focus flags on the window allow it, and its on the current
+ desktop */
+ return (!ft->transients && client_normal(ft) &&
+ ((ft->can_focus || ft->focus_notify) &&
+ !ft->skip_taskbar &&
+ (ft->desktop == screen_desktop || ft->desktop == DESKTOP_ALL)));
+}
+
+void focus_cycle(gboolean forward, gboolean linear,
+ gboolean dialog, gboolean done, gboolean cancel)
+{
+ static ObClient *first = NULL;
+ static ObClient *t = NULL;
+ static GList *order = NULL;
+ GList *it, *start, *list;
+ ObClient *ft = NULL;
+
+ if (cancel) {
+ if (focus_cycle_target)
+ frame_adjust_focus(focus_cycle_target->frame, FALSE);
+ if (focus_client)
+ frame_adjust_focus(focus_client->frame, TRUE);
+ focus_cycle_target = NULL;
+ goto done_cycle;
+ } else if (done && dialog) {
+ goto done_cycle;
+ }
+
+ if (!focus_order[screen_desktop])
+ goto done_cycle;
+
+ if (!first) first = focus_client;
+ if (!focus_cycle_target) focus_cycle_target = focus_client;
+
+ if (linear) list = client_list;
+ else list = focus_order[screen_desktop];
+
+ start = it = g_list_find(list, focus_cycle_target);
+ if (!start) /* switched desktops or something? */
+ start = it = forward ? g_list_last(list) : g_list_first(list);
+ if (!start) goto done_cycle;
+
+ do {
+ if (forward) {
+ it = it->next;
+ if (it == NULL) it = g_list_first(list);
+ } else {
+ it = it->prev;
+ if (it == NULL) it = g_list_last(list);
+ }
+ ft = it->data;
+ if (valid_focus_target(ft)) {
+ if (ft != focus_cycle_target) { /* prevents flicker */
+ if (focus_cycle_target)
+ frame_adjust_focus(focus_cycle_target->frame, FALSE);
+ focus_cycle_target = ft;
+ frame_adjust_focus(focus_cycle_target->frame, TRUE);
+ }
+ popup_cycle(ft, dialog);
+ return;
+ }
+ } while (it != start);