+
+ if (interactive) {
+ focus_cycle_draw_indicator();
+ popup_cycle(ft, FALSE, FALSE, FALSE, FALSE);
+ }
+
+ return;
+}
+
+/* this be mostly ripped from fvwm */
+static ObClient *focus_find_directional(ObClient *c, ObDirection dir,
+ gboolean dock_windows,
+ gboolean desktop_windows)
+{
+ gint my_cx, my_cy, his_cx, his_cy;
+ gint offset = 0;
+ gint distance = 0;
+ gint score, best_score;
+ ObClient *best_client, *cur;
+ GList *it;
+
+ if(!client_list)
+ return NULL;
+
+ /* first, find the centre coords of the currently focused window */
+ my_cx = c->frame->area.x + c->frame->area.width / 2;
+ my_cy = c->frame->area.y + c->frame->area.height / 2;
+
+ best_score = -1;
+ best_client = NULL;
+
+ for(it = g_list_first(client_list); it; it = g_list_next(it)) {
+ cur = it->data;
+
+ /* the currently selected window isn't interesting */
+ if(cur == c)
+ continue;
+ if (cur->type == OB_CLIENT_TYPE_DOCK && !dock_windows)
+ continue;
+ if (cur->type == OB_CLIENT_TYPE_DESKTOP && !desktop_windows)
+ continue;
+ if (!client_normal(cur) &&
+ cur->type != OB_CLIENT_TYPE_DOCK &&
+ cur->type != OB_CLIENT_TYPE_DESKTOP)
+ continue;
+ /* using c->desktop instead of screen_desktop doesn't work if the
+ * current window was omnipresent, hope this doesn't have any other
+ * side effects */
+ if(screen_desktop != cur->desktop && cur->desktop != DESKTOP_ALL)
+ continue;
+ if(cur->iconic)
+ continue;
+ if(!(client_focus_target(cur) == cur &&
+ client_can_focus(cur)))
+ continue;
+
+ /* find the centre coords of this window, from the
+ * currently focused window's point of view */
+ his_cx = (cur->frame->area.x - my_cx)
+ + cur->frame->area.width / 2;
+ his_cy = (cur->frame->area.y - my_cy)
+ + cur->frame->area.height / 2;
+
+ if(dir == OB_DIRECTION_NORTHEAST || dir == OB_DIRECTION_SOUTHEAST ||
+ dir == OB_DIRECTION_SOUTHWEST || dir == OB_DIRECTION_NORTHWEST) {
+ gint tx;
+ /* Rotate the diagonals 45 degrees counterclockwise.
+ * To do this, multiply the matrix /+h +h\ with the
+ * vector (x y). \-h +h/
+ * h = sqrt(0.5). We can set h := 1 since absolute
+ * distance doesn't matter here. */
+ tx = his_cx + his_cy;
+ his_cy = -his_cx + his_cy;
+ his_cx = tx;
+ }
+
+ switch(dir) {
+ case OB_DIRECTION_NORTH:
+ case OB_DIRECTION_SOUTH:
+ case OB_DIRECTION_NORTHEAST:
+ case OB_DIRECTION_SOUTHWEST:
+ offset = (his_cx < 0) ? -his_cx : his_cx;
+ distance = ((dir == OB_DIRECTION_NORTH ||
+ dir == OB_DIRECTION_NORTHEAST) ?
+ -his_cy : his_cy);
+ break;
+ case OB_DIRECTION_EAST:
+ case OB_DIRECTION_WEST:
+ case OB_DIRECTION_SOUTHEAST:
+ case OB_DIRECTION_NORTHWEST:
+ offset = (his_cy < 0) ? -his_cy : his_cy;
+ distance = ((dir == OB_DIRECTION_WEST ||
+ dir == OB_DIRECTION_NORTHWEST) ?
+ -his_cx : his_cx);
+ break;
+ }
+
+ /* the target must be in the requested direction */
+ if(distance <= 0)
+ continue;
+
+ /* Calculate score for this window. The smaller the better. */
+ score = distance + offset;
+
+ /* windows more than 45 degrees off the direction are
+ * heavily penalized and will only be chosen if nothing
+ * else within a million pixels */
+ if(offset > distance)
+ score += 1000000;
+
+ if(best_score == -1 || score < best_score)
+ best_client = cur,
+ best_score = score;
+ }
+
+ return best_client;
+}
+
+void focus_directional_cycle(ObDirection dir, gboolean dock_windows,
+ gboolean desktop_windows, gboolean interactive,
+ gboolean dialog, gboolean done, gboolean cancel)
+{
+ static ObClient *first = NULL;
+ ObClient *ft = NULL;
+
+ if (!interactive)
+ return;
+
+ if (cancel) {
+ focus_cycle_target = NULL;
+ goto done_cycle;
+ } else if (done)
+ goto done_cycle;
+
+ if (!focus_order)
+ goto done_cycle;
+
+ if (!first) first = focus_client;
+ if (!focus_cycle_target) focus_cycle_target = focus_client;
+
+ if (focus_cycle_target)
+ ft = focus_find_directional(focus_cycle_target, dir, dock_windows,
+ desktop_windows);
+ else {
+ GList *it;
+
+ for (it = focus_order; it; it = g_list_next(it))
+ if (valid_focus_target(it->data, FALSE, dock_windows,
+ desktop_windows))
+ ft = it->data;
+ }
+
+ if (ft) {
+ if (ft != focus_cycle_target) {/* prevents flicker */
+ focus_cycle_target = ft;
+ focus_cycle_draw_indicator();
+ }
+ }
+ if (focus_cycle_target) {
+ /* same arguments as valid_focus_target */
+ popup_cycle(focus_cycle_target, dialog, FALSE, dock_windows,
+ desktop_windows);
+ if (dialog)
+ return;
+ }
+
+
+done_cycle:
+ if (done && focus_cycle_target)
+ client_activate(focus_cycle_target, FALSE, TRUE);
+
+ first = NULL;
+ focus_cycle_target = NULL;
+
+ focus_cycle_draw_indicator();
+ popup_cycle(ft, FALSE, FALSE, FALSE, FALSE);
+
+ return;
+}
+
+void focus_order_add_new(ObClient *c)
+{
+ if (c->iconic)
+ focus_order_to_top(c);
+ else {
+ g_assert(!g_list_find(focus_order, c));
+ /* if there are any iconic windows, put this above them in the order,
+ but if there are not, then put it under the currently focused one */
+ if (focus_order && ((ObClient*)focus_order->data)->iconic)
+ focus_order = g_list_insert(focus_order, c, 0);
+ else
+ focus_order = g_list_insert(focus_order, c, 1);
+ }
+}
+
+void focus_order_remove(ObClient *c)
+{
+ focus_order = g_list_remove(focus_order, c);
+}
+
+void focus_order_to_top(ObClient *c)
+{
+ focus_order = g_list_remove(focus_order, c);
+ if (!c->iconic) {
+ focus_order = g_list_prepend(focus_order, c);
+ } else {
+ GList *it;
+
+ /* insert before first iconic window */
+ for (it = focus_order;
+ it && !((ObClient*)it->data)->iconic; it = g_list_next(it));
+ focus_order = g_list_insert_before(focus_order, it, c);
+ }
+}
+
+void focus_order_to_bottom(ObClient *c)
+{
+ focus_order = g_list_remove(focus_order, c);
+ if (c->iconic) {
+ focus_order = g_list_append(focus_order, c);
+ } else {
+ GList *it;
+
+ /* insert before first iconic window */
+ for (it = focus_order;
+ it && !((ObClient*)it->data)->iconic; it = g_list_next(it));
+ focus_order = g_list_insert_before(focus_order, it, c);
+ }
+}
+
+ObClient *focus_order_find_first(guint desktop)
+{
+ GList *it;
+ for (it = focus_order; it; it = g_list_next(it)) {
+ ObClient *c = it->data;
+ if (c->desktop == desktop || c->desktop == DESKTOP_ALL)
+ return c;
+ }