+ /* NOTE: if any of these things change on a client, then they should call
+ focus_cycle_addremove() to make sure the client is not shown/hidden
+ when it should not be */
+
+ gboolean ok = FALSE;
+
+ /* see if the window is still managed or is going away */
+ if (!ft->managed) return FALSE;
+
+ /* it's on this desktop unless you want all desktops.
+
+ do this check first because it will usually filter out the most
+ windows */
+ ok = (all_desktops || ft->desktop == desktop ||
+ ft->desktop == DESKTOP_ALL);
+
+ /* if we only include hilited windows, check if the window is */
+ ok = ok && (nonhilite_windows || ft->demands_attention);
+
+ /* the window can receive focus somehow */
+ ok = ok && (ft->can_focus || ft->focus_notify);
+
+ /* the window is not iconic, or we're allowed to go to iconic ones */
+ ok = ok && (iconic_windows || !ft->iconic);
+
+ /* it's the right type of window */
+ if (dock_windows || desktop_windows)
+ ok = ok && ((dock_windows && ft->type == OB_CLIENT_TYPE_DOCK) ||
+ (desktop_windows && ft->type == OB_CLIENT_TYPE_DESKTOP));
+ /* modal windows are important and can always get focus if they are
+ visible and stuff, so don't change 'ok' based on their type */
+ else if (!ft->modal)
+ /* normal non-helper windows are valid targets */
+ ok = ok &&
+ ((client_normal(ft) && !client_helper(ft))
+ ||
+ /* helper windows are valid targets if... */
+ (client_helper(ft) &&
+ /* ...a window in its group already has focus and we want to
+ include helper windows ... */
+ ((focus_client && ft->group == focus_client->group &&
+ helper_windows) ||
+ /* ... or if there are no other windows in its group
+ that can be focused instead */
+ !focus_target_has_siblings(ft, iconic_windows, all_desktops))));
+
+ /* it's not set to skip the taskbar (but this is overridden if the
+ window is modal or if the user asked for this window to be focused,
+ or if the window is iconified (and does not have any parents with
+ which to uniconify it), and it is not used for windows which are
+ hilited, or dialog windows as these need user interaction and should
+ not be long-lasting windows */
+ ok = ok && (!ft->skip_taskbar ||
+ (ft->modal || user_request ||
+ (ft->iconic && !ft->parents) ||
+ ft->demands_attention ||
+ ft->type == OB_CLIENT_TYPE_DIALOG));
+
+ /* it's not going to just send focus off somewhere else (modal window),
+ unless that modal window is not one of our valid targets, then let
+ you choose this window and bring the modal one here */
+ {
+ ObClient *cft = client_focus_target(ft);
+ ok = ok && (ft == cft || !focus_valid_target(cft,
+ screen_desktop,
+ TRUE,
+ iconic_windows,
+ all_desktops,
+ nonhilite_windows,
+ dock_windows,
+ desktop_windows,
+ FALSE));
+ }
+
+ return ok;