17 Client *focus_client = NULL;
18 GList **focus_order = NULL; /* these lists are created when screen_startup
19 sets the number of desktops */
21 Window focus_backup = None;
23 static gboolean noreorder = 0;
27 /* create the window which gets focus when no clients get it. Have to
28 make it override-redirect so we don't try manage it, since it is
30 XSetWindowAttributes attrib;
34 attrib.override_redirect = TRUE;
35 focus_backup = XCreateWindow(ob_display, ob_root,
37 CopyFromParent, InputOutput, CopyFromParent,
38 CWOverrideRedirect, &attrib);
39 XMapWindow(ob_display, focus_backup);
40 stacking_raise_internal(focus_backup);
42 /* start with nothing focused */
43 focus_set_client(NULL);
50 for (i = 0; i < screen_num_desktops; ++i)
51 g_list_free(focus_order[i]);
55 XDestroyWindow(ob_display, focus_backup);
57 /* reset focus to root */
58 XSetInputFocus(ob_display, PointerRoot, RevertToPointerRoot,
62 static void push_to_top(Client *client)
66 desktop = client->desktop;
67 if (desktop == DESKTOP_ALL) desktop = screen_desktop;
68 focus_order[desktop] = g_list_remove(focus_order[desktop], client);
69 focus_order[desktop] = g_list_prepend(focus_order[desktop], client);
72 void focus_set_client(Client *client)
77 /* uninstall the old colormap, and install the new one */
78 screen_install_colormap(focus_client, FALSE);
79 screen_install_colormap(client, TRUE);
82 /* when nothing will be focused, send focus to the backup target */
83 XSetInputFocus(ob_display, focus_backup, RevertToPointerRoot,
85 XSync(ob_display, FALSE);
89 focus_client = client;
91 /* move to the top of the list */
94 else if (client != NULL)
97 /* set the NET_ACTIVE_WINDOW hint */
98 active = client ? client->window : None;
99 PROP_SET32(ob_root, net_active_window, window, active);
101 if (focus_client != NULL)
102 dispatch_client(Event_Client_Focus, focus_client, 0, 0);
104 dispatch_client(Event_Client_Unfocus, old, 0, 0);
107 static gboolean focus_under_pointer()
114 if (XQueryPointer(ob_display, ob_root, &w, &w, &x, &y, &i, &i, &u)) {
115 for (it = stacking_list; it != NULL; it = it->next) {
116 Client *c = it->data;
117 if (c->desktop == screen_desktop &&
118 RECT_CONTAINS(c->frame->area, x, y))
122 return client_normal(it->data) && client_focus(it->data);
127 void focus_fallback(FallbackType type)
134 /* unfocus any focused clients.. they can be focused by Pointer events
135 and such, and then when I try focus them, I won't get a FocusIn event
138 focus_set_client(NULL);
140 if (!(type == Fallback_Desktop ?
141 config_focus_last_on_desktop : config_focus_last)) {
142 if (config_focus_follow) focus_under_pointer();
146 if (type == Fallback_Unfocusing && old && old->transient_for) {
147 if (old->transient_for == TRAN_GROUP) {
148 for (it = focus_order[screen_desktop]; it != NULL; it = it->next) {
151 for (sit = old->group->members; sit; sit = sit->next)
152 if (sit->data == it->data && client_focus(sit->data))
156 if (client_normal(old->transient_for))
157 if (client_focus(old->transient_for))
162 for (it = focus_order[screen_desktop]; it != NULL; it = it->next)
163 if (type != Fallback_Unfocusing || it->data != old)
164 if (client_normal(it->data) && client_focus(it->data))
167 /* nothing to focus */
168 focus_set_client(NULL);
171 Client *focus_cycle(gboolean forward, gboolean linear, gboolean done,
174 static Client *first = NULL;
175 static Client *t = NULL;
176 static GList *order = NULL;
177 GList *it, *start, *list;
181 if (first) client_focus(first);
185 push_to_top(focus_client); /* move to top of focus_order */
186 stacking_raise(focus_client);
190 if (!first) first = focus_client;
192 if (linear) list = client_list;
193 else list = focus_order[screen_desktop];
195 start = it = g_list_find(list, focus_client);
196 if (!start) /* switched desktops or something? */
197 start = it = forward ? g_list_last(list) : g_list_first(list);
198 if (!start) goto done_cycle;
203 if (it == NULL) it = list;
206 if (it == NULL) it = g_list_last(list);
208 ft = client_focus_target(it->data);
209 if (ft == it->data && focus_client != ft && client_normal(ft) &&
211 noreorder++; /* avoid reordering the focus_order */
214 } while (it != start);