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

@@ -2,6 +2,8 @@ local awful = require("awful")
 local gears = require("gears")
 local wibox = require("wibox")
 local menu = require("widgets.polymenu")
+-- 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)
@@ -43,13 +45,12 @@ awful.screen.connect_for_each_screen(function(s)
             toggle_tags
         })
     end)
-local controls_widget = wibox.widget {
+    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
         },
@@ -83,6 +84,7 @@ local menu_widget = menu({
         },
         vertical = true
     })
+end
 
 return function(c)
     local buttons = gears.table.join(