Removed duplicated context menus for windows

core/layout.lua

@@ -34,7 +34,6 @@ require("core.widgets.menubar")
 awful.screen.connect_for_each_screen(function(s)
     -- Wallpaper
     set_wallpaper(s)
-
     -- Each screen has its own tag table.
     awful.tag({ "1", "2", "3", "4", "5", "6", "7", "8", "9" }, s, awful.layout.layouts[1])
 

core/titlebar.lua

@@ -2,9 +2,11 @@ local awful = require("awful")
 local gears = require("gears")
 local wibox = require("wibox")
 local menu = require("widgets.polymenu")
-local move_screentags = {}
-local toggle_screentags = {}
-awful.screen.connect_for_each_screen(function(s)
+-- To conserve memory we keep one menu at a time
+if not menu_widget then
+    local move_screentags = {}
+    local toggle_screentags = {}
+    awful.screen.connect_for_each_screen(function(s)
         local move_tags = {}
         local toggle_tags = {}
         for _,tag in pairs(s.tags) do
@@ -42,14 +44,13 @@ awful.screen.connect_for_each_screen(function(s)
             "Screen "..tostring(s.index),
             toggle_tags
         })
-end)
-local controls_widget = wibox.widget {
+    end)
+    controls_widget = wibox.widget {
         forced_width = 72,
         forced_height = 24,
         layout = wibox.layout.fixed.horizontal,
-}
--- To conserve memory we keep one menu at a time
-local menu_widget = menu({
+    }
+    menu_widget = menu({
         before = {
             controls_widget
         },
@@ -82,7 +83,8 @@ local menu_widget = menu({
             }
         },
         vertical = true
-})
+    })
+end
 
 return function(c)
     local buttons = gears.table.join(