Fix for awesome 4.1.

awesome/.config/awesome/rc.lua

@@ -11,6 +11,8 @@ local naughty = require("naughty")
 local menubar = require("menubar")
 local hotkeys_popup = require("awful.hotkeys_popup").widget
 local volume = require("volume")
+-- Enable VIM help for hotkeys widget when client with matching name is opened:
+require("awful.hotkeys_popup.keys.vim")
 
 -- Startup programs
 do
@@ -120,7 +122,7 @@ mykeyboardlayout = awful.widget.keyboardlayout()
 mytextclock = wibox.widget.textclock()
 
 -- Create a wibox for each screen and add it
-local taglist_buttons = awful.util.table.join(
+local taglist_buttons = gears.table.join(
                     awful.button({ }, 1, function(t) t:view_only() end),
                     awful.button({ modkey }, 1, function(t)
                                               if client.focus then
@@ -137,7 +139,7 @@ local taglist_buttons = awful.util.table.join(
                     awful.button({ }, 5, function(t) awful.tag.viewprev(t.screen) end)
                 )
 
-local tasklist_buttons = awful.util.table.join(
+local tasklist_buttons = gears.table.join(
                      awful.button({ }, 1, function (c)
                                               if c == client.focus then
                                                   c.minimized = true
@@ -189,7 +191,7 @@ awful.screen.connect_for_each_screen(function(s)
     -- Create an imagebox widget which will contains an icon indicating which layout we're using.
     -- We need one layoutbox per screen.
     s.mylayoutbox = awful.widget.layoutbox(s)
-    s.mylayoutbox:buttons(awful.util.table.join(
+    s.mylayoutbox:buttons(gears.table.join(
                            awful.button({ }, 1, function () awful.layout.inc( 1) end),
                            awful.button({ }, 3, function () awful.layout.inc(-1) end),
                            awful.button({ }, 4, function () awful.layout.inc( 1) end),
@@ -226,7 +228,7 @@ end)
 -- }}}
 
 -- {{{ Mouse bindings
-root.buttons(awful.util.table.join(
+root.buttons(gears.table.join(
     awful.button({ }, 3, function () mymainmenu:toggle() end),
     awful.button({ }, 4, awful.tag.viewnext),
     awful.button({ }, 5, awful.tag.viewprev)
@@ -234,7 +236,7 @@ root.buttons(awful.util.table.join(
 -- }}}
 
 -- {{{ Key bindings
-globalkeys = awful.util.table.join(
+globalkeys = gears.table.join(
     awful.key({ modkey,           }, "s",      hotkeys_popup.show_help,
               {description="show help", group="awesome"}),
     awful.key({ modkey,           }, "Left",   awful.tag.viewprev,
@@ -352,7 +354,7 @@ globalkeys = awful.util.table.join(
 	awful.key({ "Control" }, "Print", function () awful.spawn("gnome-screenshot -a") end)
 )
 
-clientkeys = awful.util.table.join(
+clientkeys = gears.table.join(
     awful.key({ modkey,           }, "f",
         function (c)
             c.fullscreen = not c.fullscreen
@@ -381,14 +383,26 @@ clientkeys = awful.util.table.join(
             c.maximized = not c.maximized
             c:raise()
         end ,
-        {description = "maximize", group = "client"})
+        {description = "(un)maximize", group = "client"}),
+    awful.key({ modkey, "Control" }, "m",
+        function (c)
+            c.maximized_vertical = not c.maximized_vertical
+            c:raise()
+        end ,
+        {description = "(un)maximize vertically", group = "client"}),
+    awful.key({ modkey, "Shift"   }, "m",
+        function (c)
+            c.maximized_horizontal = not c.maximized_horizontal
+            c:raise()
+        end ,
+        {description = "(un)maximize horizontally", group = "client"})
 )
 
 -- Bind all key numbers to tags.
--- Be careful: we use keycodes to make it works on any keyboard layout.
+-- Be careful: we use keycodes to make it work on any keyboard layout.
 -- This should map on the top row of your keyboard, usually 1 to 9.
 for i = 1, 9 do
-    globalkeys = awful.util.table.join(globalkeys,
+    globalkeys = gears.table.join(globalkeys,
         -- View tag only.
         awful.key({ modkey }, "#" .. i + 9,
                   function ()
@@ -434,7 +448,7 @@ for i = 1, 9 do
     )
 end
 
-clientbuttons = awful.util.table.join(
+clientbuttons = gears.table.join(
     awful.button({ }, 1, function (c) client.focus = c; c:raise() end),
     awful.button({ modkey }, 1, awful.mouse.client.move),
     awful.button({ modkey }, 3, awful.mouse.client.resize))
@@ -514,7 +528,7 @@ end)
 -- Add a titlebar if titlebars_enabled is set to true in the rules.
 client.connect_signal("request::titlebars", function(c)
     -- buttons for the titlebar
-    local buttons = awful.util.table.join(
+    local buttons = gears.table.join(
         awful.button({ }, 1, function()
             client.focus = c
             c:raise()