Try and focus no matter what

modules/desktop.lua

@@ -232,7 +232,8 @@ client.connect_signal("manage",function(c)
     end
 end)
 end --}}}
--- Find a client to focus on
+
+-- Find a client to focus on when switching tags
 for s in screen do
     for _,t in pairs(awful.tag.gettags(s)) do
         t:connect_signal("property::selected", function(t)
@@ -245,3 +246,13 @@ for s in screen do
         end)
     end
 end
+-- Focus on the previous client once the newer client is closed
+client.connect_signal("unmanage",function(c)
+    local focused_clients = screen.primary.clients
+    local prev
+    for _,v in pairs(focused_clients) do
+        if v == c then break end
+        prev = v
+    end
+    client.focus = prev
+end)