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()
112 if (ob_pointer_pos(&x
, &y
)) {
113 for (it
= stacking_list
; it
!= NULL
; it
= it
->next
) {
114 Client
*c
= it
->data
;
115 if (c
->desktop
== screen_desktop
&&
116 RECT_CONTAINS(c
->frame
->area
, x
, y
))
120 return client_normal(it
->data
) && client_focus(it
->data
);
125 /* finds the first transient that isn't 'skip' */
126 static Client
*find_transient_recursive(Client
*c
, Client
*top
, Client
*skip
)
131 for (it
= c
->transients
; it
; it
= it
->next
) {
132 g_message("looking");
133 if (it
->data
== top
) return NULL
;
134 ret
= find_transient_recursive(it
->data
, top
, skip
);
135 if (ret
&& ret
!= skip
) return ret
;
136 if (it
->data
!= skip
) return it
->data
;
137 g_message("not found");
142 void focus_fallback(FallbackType type
)
149 /* unfocus any focused clients.. they can be focused by Pointer events
150 and such, and then when I try focus them, I won't get a FocusIn event
153 focus_set_client(NULL
);
155 if (!(type
== Fallback_Desktop
?
156 config_focus_last_on_desktop
: config_focus_last
)) {
157 if (config_focus_follow
) focus_under_pointer();
161 if (type
== Fallback_Unfocusing
&& old
&& old
->transient_for
) {
164 if (old
->transient_for
== TRAN_GROUP
) {
165 for (it
= focus_order
[screen_desktop
]; it
!= NULL
; it
= it
->next
) {
168 for (sit
= old
->group
->members
; sit
; sit
= sit
->next
)
169 if (sit
->data
== it
->data
&& client_normal(sit
->data
) &&
170 client_focusable(sit
->data
)) {
176 if (client_normal(old
->transient_for
))
177 c
= old
->transient_for
;
181 Client
*t
= find_transient_recursive(c
, c
, old
);
182 if (!t
) t
= c
; /* no transient, keep the top */
188 for (it
= focus_order
[screen_desktop
]; it
!= NULL
; it
= it
->next
)
189 if (type
!= Fallback_Unfocusing
|| it
->data
!= old
)
190 if (client_normal(it
->data
) && client_focus(it
->data
))
193 /* nothing to focus */
194 focus_set_client(NULL
);
197 Client
*focus_cycle(gboolean forward
, gboolean linear
, gboolean done
,
200 static Client
*first
= NULL
;
201 static Client
*t
= NULL
;
202 static GList
*order
= NULL
;
203 GList
*it
, *start
, *list
;
207 if (first
) client_focus(first
);
211 push_to_top(focus_client
); /* move to top of focus_order */
212 stacking_raise(focus_client
);
216 if (!first
) first
= focus_client
;
218 if (linear
) list
= client_list
;
219 else list
= focus_order
[screen_desktop
];
221 start
= it
= g_list_find(list
, focus_client
);
222 if (!start
) /* switched desktops or something? */
223 start
= it
= forward
? g_list_last(list
) : g_list_first(list
);
224 if (!start
) goto done_cycle
;
229 if (it
== NULL
) it
= list
;
232 if (it
== NULL
) it
= g_list_last(list
);
234 ft
= client_focus_target(it
->data
);
235 if (ft
== it
->data
&& focus_client
!= ft
&& client_normal(ft
) &&
237 noreorder
++; /* avoid reordering the focus_order */
240 } while (it
!= start
);