10 Client *focus_client = NULL;
11 GList **focus_order = NULL; /* these lists are created when screen_startup
12 sets the number of desktops */
14 Window focus_backup = None;
16 void focus_set_client(Client *client);
20 /* create the window which gets focus when no clients get it. Have to
21 make it override-redirect so we don't try manage it, since it is
23 XSetWindowAttributes attrib;
27 attrib.override_redirect = TRUE;
28 focus_backup = XCreateWindow(ob_display, ob_root,
29 -100, -100, 1, 1, 0, 0, InputOnly,
30 CopyFromParent, CWOverrideRedirect, &attrib);
31 XMapRaised(ob_display, focus_backup);
33 /* start with nothing focused */
34 focus_set_client(NULL);
41 for (i = 0; i < screen_num_desktops; ++i)
42 g_list_free(focus_order[i]);
45 XDestroyWindow(ob_display, focus_backup);
47 /* reset focus to root */
48 XSetInputFocus(ob_display, PointerRoot, RevertToNone, CurrentTime);
51 void focus_set_client(Client *client)
57 /* uninstall the old colormap, and install the new one */
58 screen_install_colormap(focus_client, FALSE);
59 screen_install_colormap(client, TRUE);
63 /* when nothing will be focused, send focus to the backup target */
64 XSetInputFocus(ob_display, focus_backup, RevertToNone, CurrentTime);
68 focus_client = client;
70 /* move to the top of the list */
72 desktop = client->desktop;
73 if (desktop == DESKTOP_ALL) desktop = screen_desktop;
74 focus_order[desktop] = g_list_remove(focus_order[desktop], client);
75 focus_order[desktop] = g_list_prepend(focus_order[desktop], client);
78 /* set the NET_ACTIVE_WINDOW hint */
79 active = client ? client->window : None;
80 PROP_SET32(ob_root, net_active_window, window, active);
82 if (focus_client != NULL)
83 dispatch_client(Event_Client_Focus, focus_client, 0, 0);
85 dispatch_client(Event_Client_Unfocus, old, 0, 0);