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 Client
*focus_cycle_target
= NULL
;
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
);
88 /* in the middle of cycling..? kill it. */
89 if (focus_cycle_target
)
90 focus_cycle(TRUE
, TRUE
, TRUE
, TRUE
);
93 focus_client
= client
;
95 /* move to the top of the list */
99 /* set the NET_ACTIVE_WINDOW hint */
100 active
= client
? client
->window
: None
;
101 PROP_SET32(ob_root
, net_active_window
, window
, active
);
103 if (focus_client
!= NULL
)
104 dispatch_client(Event_Client_Focus
, focus_client
, 0, 0);
106 dispatch_client(Event_Client_Unfocus
, old
, 0, 0);
109 static gboolean
focus_under_pointer()
114 if (ob_pointer_pos(&x
, &y
)) {
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 /* finds the first transient that isn't 'skip' and ensure's that client_normal
129 static Client
*find_transient_recursive(Client
*c
, Client
*top
, Client
*skip
)
134 for (it
= c
->transients
; it
; it
= it
->next
) {
135 g_message("looking");
136 if (it
->data
== top
) return NULL
;
137 ret
= find_transient_recursive(it
->data
, top
, skip
);
138 if (ret
&& ret
!= skip
&& client_normal(ret
)) return ret
;
139 if (it
->data
!= skip
&& client_normal(it
->data
)) return it
->data
;
140 g_message("not found");
145 static gboolean
focus_fallback_transient(Client
*top
, Client
*old
)
147 Client
*target
= find_transient_recursive(top
, top
, old
);
149 /* make sure client_normal is true always */
150 if (!client_normal(top
))
152 target
= top
; /* no transient, keep the top */
154 return client_focus(target
);
157 void focus_fallback(FallbackType type
)
164 /* unfocus any focused clients.. they can be focused by Pointer events
165 and such, and then when I try focus them, I won't get a FocusIn event
168 focus_set_client(NULL
);
170 if (!(type
== Fallback_Desktop
?
171 config_focus_last_on_desktop
: config_focus_last
)) {
172 if (config_focus_follow
) focus_under_pointer();
176 if (type
== Fallback_Unfocusing
&& old
) {
177 /* try for transient relations */
178 if (old
->transient_for
) {
179 if (old
->transient_for
== TRAN_GROUP
) {
180 for (it
= focus_order
[screen_desktop
]; it
; it
= it
->next
) {
183 for (sit
= old
->group
->members
; sit
; sit
= sit
->next
)
184 if (sit
->data
== it
->data
)
185 if (focus_fallback_transient(sit
->data
, old
))
189 if (focus_fallback_transient(old
->transient_for
, old
))
194 /* try for group relations */
198 for (it
= focus_order
[screen_desktop
]; it
!= NULL
; it
= it
->next
)
199 for (sit
= old
->group
->members
; sit
; sit
= sit
->next
)
200 if (sit
->data
== it
->data
)
201 if (sit
->data
!= old
&& client_normal(sit
->data
))
202 if (client_focus(sit
->data
))
207 for (it
= focus_order
[screen_desktop
]; it
!= NULL
; it
= it
->next
)
208 if (type
!= Fallback_Unfocusing
|| it
->data
!= old
)
209 if (client_normal(it
->data
) && client_focus(it
->data
))
212 /* nothing to focus */
213 focus_set_client(NULL
);
216 Client
*focus_cycle(gboolean forward
, gboolean linear
, gboolean done
,
219 static Client
*first
= NULL
;
220 static Client
*t
= NULL
;
221 static GList
*order
= NULL
;
222 GList
*it
, *start
, *list
;
226 /*if (first) client_focus(first); XXX*/
227 if (focus_cycle_target
)
228 frame_adjust_focus(focus_cycle_target
->frame
, FALSE
);
230 frame_adjust_focus(focus_client
->frame
, TRUE
);
233 if (focus_cycle_target
) {
234 client_focus(focus_cycle_target
);
235 stacking_raise(focus_cycle_target
);
239 if (!first
) first
= focus_client
;
240 if (!focus_cycle_target
) focus_cycle_target
= focus_client
;
242 if (linear
) list
= client_list
;
243 else list
= focus_order
[screen_desktop
];
245 start
= it
= g_list_find(list
, focus_cycle_target
);
246 if (!start
) /* switched desktops or something? */
247 start
= it
= forward
? g_list_last(list
) : g_list_first(list
);
248 if (!start
) goto done_cycle
;
253 if (it
== NULL
) it
= list
;
256 if (it
== NULL
) it
= g_list_last(list
);
258 ft
= client_focus_target(it
->data
);
259 if (ft
== it
->data
&& client_normal(ft
) && client_focusable(ft
)) {
260 if (focus_cycle_target
)
261 frame_adjust_focus(focus_cycle_target
->frame
, FALSE
);
262 else if (focus_client
)
263 frame_adjust_focus(focus_client
->frame
, FALSE
);
264 focus_cycle_target
= ft
;
265 frame_adjust_focus(focus_cycle_target
->frame
, TRUE
);
268 } while (it
!= start
);
274 focus_cycle_target
= NULL
;