14 Client *focus_client = NULL;
15 GList **focus_order = NULL; /* these lists are created when screen_startup
16 sets the number of desktops */
18 Window focus_backup = None;
22 /* create the window which gets focus when no clients get it. Have to
23 make it override-redirect so we don't try manage it, since it is
25 XSetWindowAttributes attrib;
29 attrib.override_redirect = TRUE;
30 focus_backup = XCreateWindow(ob_display, ob_root,
31 -100, -100, 1, 1, 0, 0, InputOnly,
32 CopyFromParent, CWOverrideRedirect, &attrib);
33 XMapRaised(ob_display, focus_backup);
35 /* start with nothing focused */
36 focus_set_client(NULL);
43 for (i = 0; i < screen_num_desktops; ++i)
44 g_list_free(focus_order[i]);
48 XDestroyWindow(ob_display, focus_backup);
50 /* reset focus to root */
51 XSetInputFocus(ob_display, PointerRoot, RevertToPointerRoot,
55 void focus_set_client(Client *client)
61 if (client == focus_client) return;
63 /* uninstall the old colormap, and install the new one */
64 screen_install_colormap(focus_client, FALSE);
65 screen_install_colormap(client, TRUE);
68 /* when nothing will be focused, send focus to the backup target */
69 XSetInputFocus(ob_display, focus_backup, RevertToPointerRoot,
74 focus_client = client;
76 /* move to the top of the list */
78 desktop = client->desktop;
79 if (desktop == DESKTOP_ALL) desktop = screen_desktop;
80 focus_order[desktop] = g_list_remove(focus_order[desktop], client);
81 focus_order[desktop] = g_list_prepend(focus_order[desktop], client);
84 /* set the NET_ACTIVE_WINDOW hint */
85 active = client ? client->window : None;
86 PROP_SET32(ob_root, net_active_window, window, active);
88 if (focus_client != NULL)
89 dispatch_client(Event_Client_Focus, focus_client, 0, 0);
91 dispatch_client(Event_Client_Unfocus, old, 0, 0);
94 static gboolean focus_under_pointer()
101 if (XQueryPointer(ob_display, ob_root, &w, &w, &x, &y, &i, &i, &u))
103 for (it = stacking_list; it != NULL; it = it->next) {
104 Client *c = it->data;
105 if (c->desktop == screen_desktop &&
106 RECT_CONTAINS(c->frame->area, x, y))
110 g_message("fallback (pointer) trying %lx", ((Client*)it->data)->window);
111 return client_normal(it->data) && client_focus(it->data);
117 void focus_fallback(gboolean switching_desks)
119 ConfigValue focus_follow;
121 gboolean fallback = TRUE;
123 if (!switching_desks) {
124 if (!config_get("focusFollowsMouse", Config_Bool, &focus_follow))
125 g_assert_not_reached();
126 if (focus_follow.bool)
127 fallback = !focus_under_pointer();
131 for (it = focus_order[screen_desktop]; it != NULL; it = it->next)
132 if (it->data != focus_client && client_normal(it->data)) {
133 g_message("fallback trying %lx", ((Client*)it->data)->window);
134 if (client_focus(it->data))
139 if (it == NULL) /* nothing to focus */
140 focus_set_client(NULL);