4 #include "framerender.h"
20 Client *focus_client = NULL;
21 GList **focus_order = NULL; /* these lists are created when screen_startup
22 sets the number of desktops */
24 Window focus_backup = None;
26 static Client *focus_cycle_target = NULL;
27 static Popup *focus_cycle_popup = NULL;
31 /* create the window which gets focus when no clients get it. Have to
32 make it override-redirect so we don't try manage it, since it is
34 XSetWindowAttributes attrib;
37 focus_cycle_popup = popup_new(TRUE);
39 attrib.override_redirect = TRUE;
40 focus_backup = XCreateWindow(ob_display, ob_root,
42 CopyFromParent, InputOutput, CopyFromParent,
43 CWOverrideRedirect, &attrib);
44 XMapRaised(ob_display, focus_backup);
46 /* start with nothing focused */
47 focus_set_client(NULL);
54 for (i = 0; i < screen_num_desktops; ++i)
55 g_list_free(focus_order[i]);
59 popup_free(focus_cycle_popup);
60 focus_cycle_popup = NULL;
62 XDestroyWindow(ob_display, focus_backup);
64 /* reset focus to root */
65 XSetInputFocus(ob_display, PointerRoot, RevertToPointerRoot,
69 static void push_to_top(Client *client)
73 desktop = client->desktop;
74 if (desktop == DESKTOP_ALL) desktop = screen_desktop;
75 focus_order[desktop] = g_list_remove(focus_order[desktop], client);
76 focus_order[desktop] = g_list_prepend(focus_order[desktop], client);
79 void focus_set_client(Client *client)
85 g_message("focus_set_client 0x%lx", client ? client->window : 0);
88 /* uninstall the old colormap, and install the new one */
89 screen_install_colormap(focus_client, FALSE);
90 screen_install_colormap(client, TRUE);
93 /* when nothing will be focused, send focus to the backup target */
94 XSetInputFocus(ob_display, focus_backup, RevertToPointerRoot,
96 XSync(ob_display, FALSE);
99 /* in the middle of cycling..? kill it. */
100 if (focus_cycle_target)
101 focus_cycle(TRUE, TRUE, TRUE, TRUE);
104 focus_client = client;
106 /* move to the top of the list */
110 /* set the NET_ACTIVE_WINDOW hint, but preserve it on shutdown */
111 if (ob_state != State_Exiting) {
112 active = client ? client->window : None;
113 PROP_SET32(ob_root, net_active_window, window, active);
116 if (focus_client != NULL)
117 dispatch_client(Event_Client_Focus, focus_client, 0, 0);
119 dispatch_client(Event_Client_Unfocus, old, 0, 0);
122 static gboolean focus_under_pointer()
127 if (ob_pointer_pos(&x, &y)) {
128 for (it = stacking_list; it != NULL; it = it->next) {
129 if (WINDOW_IS_CLIENT(it->data)) {
130 Client *c = WINDOW_AS_CLIENT(it->data);
131 if (c->desktop == screen_desktop &&
132 RECT_CONTAINS(c->frame->area, x, y))
137 g_assert(WINDOW_IS_CLIENT(it->data));
138 return client_normal(it->data) && client_focus(it->data);
144 /* finds the first transient that isn't 'skip' and ensure's that client_normal
146 static Client *find_transient_recursive(Client *c, Client *top, Client *skip)
151 for (it = c->transients; it; it = it->next) {
152 if (it->data == top) return NULL;
153 ret = find_transient_recursive(it->data, top, skip);
154 if (ret && ret != skip && client_normal(ret)) return ret;
155 if (it->data != skip && client_normal(it->data)) return it->data;
160 static gboolean focus_fallback_transient(Client *top, Client *old)
162 Client *target = find_transient_recursive(top, top, old);
164 /* make sure client_normal is true always */
165 if (!client_normal(top))
167 target = top; /* no transient, keep the top */
169 return client_focus(target);
172 void focus_fallback(FallbackType type)
179 /* unfocus any focused clients.. they can be focused by Pointer events
180 and such, and then when I try focus them, I won't get a FocusIn event
183 focus_set_client(NULL);
185 if (!(type == Fallback_Desktop ?
186 config_focus_last_on_desktop : config_focus_last)) {
187 if (config_focus_follow) focus_under_pointer();
191 if (type == Fallback_Unfocusing && old) {
192 /* try for transient relations */
193 if (old->transient_for) {
194 if (old->transient_for == TRAN_GROUP) {
195 for (it = focus_order[screen_desktop]; it; it = it->next) {
198 for (sit = old->group->members; sit; sit = sit->next)
199 if (sit->data == it->data)
200 if (focus_fallback_transient(sit->data, old))
204 if (focus_fallback_transient(old->transient_for, old))
209 /* try for group relations */
213 for (it = focus_order[screen_desktop]; it != NULL; it = it->next)
214 for (sit = old->group->members; sit; sit = sit->next)
215 if (sit->data == it->data)
216 if (sit->data != old && client_normal(sit->data))
217 if (client_can_focus(sit->data)) {
218 gboolean r = client_focus(sit->data);
225 for (it = focus_order[screen_desktop]; it != NULL; it = it->next)
226 if (type != Fallback_Unfocusing || it->data != old)
227 if (client_normal(it->data) &&
228 /* dont fall back to 'anonymous' fullscreen windows. theres no
229 checks for this is in transient/group fallbacks, so they can
230 be fallback targets there. */
231 !((Client*)it->data)->fullscreen &&
232 client_can_focus(it->data)) {
233 gboolean r = client_focus(it->data);
238 /* nothing to focus */
239 focus_set_client(NULL);
242 static void popup_cycle(Client *c, gboolean show)
245 popup_hide(focus_cycle_popup);
249 a = screen_area(c->desktop);
250 popup_position(focus_cycle_popup, CenterGravity,
251 a->x + a->width / 2, a->y + a->height / 2);
252 /* popup_size(focus_cycle_popup, a->height/2, a->height/16);
253 popup_show(focus_cycle_popup, c->title,
254 client_icon(c, a->height/16, a->height/16));
256 /* XXX the size and the font extents need to be related on some level
258 popup_size(focus_cycle_popup, 320, 48);
260 popup_show(focus_cycle_popup, (c->iconic ? c->icon_title : c->title),
261 client_icon(c, 48, 48));
265 Client *focus_cycle(gboolean forward, gboolean linear, gboolean done,
268 static Client *first = NULL;
269 static Client *t = NULL;
270 static GList *order = NULL;
271 GList *it, *start, *list;
275 if (focus_cycle_target)
276 frame_adjust_focus(focus_cycle_target->frame, FALSE);
278 frame_adjust_focus(focus_client->frame, TRUE);
281 if (focus_cycle_target) {
284 /* actually focus a transient */
286 /* fist, try for a modal */
287 t = client_focus_target(focus_cycle_target);
288 if (t != focus_cycle_target)
289 focus_cycle_target = t;
291 /* just grab the deepest transient you can find */
292 while (focus_cycle_target->transients)
293 focus_cycle_target = focus_cycle_target->transients->data;
295 client_activate(focus_cycle_target);
300 grab_pointer(TRUE, None);
302 if (!first) first = focus_client;
303 if (!focus_cycle_target) focus_cycle_target = focus_client;
305 if (linear) list = client_list;
306 else list = focus_order[screen_desktop];
308 start = it = g_list_find(list, focus_cycle_target);
309 if (!start) /* switched desktops or something? */
310 start = it = forward ? g_list_last(list) : g_list_first(list);
311 if (!start) goto done_cycle;
316 if (it == NULL) it = g_list_first(list);
319 if (it == NULL) it = g_list_last(list);
321 /*ft = client_focus_target(it->data);*/
323 if (ft->transient_for == NULL && client_normal(ft) &&
324 client_can_focus(ft)) {
325 if (ft != focus_cycle_target) { /* prevents flicker */
326 if (focus_cycle_target)
327 frame_adjust_focus(focus_cycle_target->frame, FALSE);
328 focus_cycle_target = ft;
329 frame_adjust_focus(focus_cycle_target->frame, TRUE);
331 popup_cycle(ft, config_focus_popup);
334 } while (it != start);
339 focus_cycle_target = NULL;
343 popup_cycle(ft, FALSE);
344 grab_pointer(FALSE, None);
349 void focus_order_add_new(Client *c)
354 focus_order_to_top(c);
357 if (d == DESKTOP_ALL) {
358 for (i = 0; i < screen_num_desktops; ++i) {
359 if (focus_order[i] && ((Client*)focus_order[i]->data)->iconic)
360 focus_order[i] = g_list_insert(focus_order[i], c, 0);
362 focus_order[i] = g_list_insert(focus_order[i], c, 1);
365 if (focus_order[d] && ((Client*)focus_order[d]->data)->iconic)
366 focus_order[d] = g_list_insert(focus_order[d], c, 0);
368 focus_order[d] = g_list_insert(focus_order[d], c, 1);
372 void focus_order_remove(Client *c)
377 if (d == DESKTOP_ALL) {
378 for (i = 0; i < screen_num_desktops; ++i)
379 focus_order[i] = g_list_remove(focus_order[i], c);
381 focus_order[d] = g_list_remove(focus_order[d], c);
384 static void to_top(Client *c, guint d)
386 focus_order[d] = g_list_remove(focus_order[d], c);
388 focus_order[d] = g_list_prepend(focus_order[d], c);
392 /* insert before first iconic window */
393 for (it = focus_order[d];
394 it && !((Client*)it->data)->iconic; it = it->next);
395 g_list_insert_before(focus_order[d], it, c);
399 void focus_order_to_top(Client *c)
404 if (d == DESKTOP_ALL) {
405 for (i = 0; i < screen_num_desktops; ++i)
411 static void to_bottom(Client *c, guint d)
413 focus_order[d] = g_list_remove(focus_order[d], c);
415 focus_order[d] = g_list_append(focus_order[d], c);
419 /* insert before first iconic window */
420 for (it = focus_order[d];
421 it && !((Client*)it->data)->iconic; it = it->next);
422 g_list_insert_before(focus_order[d], it, c);
426 void focus_order_to_bottom(Client *c)
431 if (d == DESKTOP_ALL) {
432 for (i = 0; i < screen_num_desktops; ++i)