X-Git-Url: https://projects.mako.cc/source/awesome-config/blobdiff_plain/0d7960ab4dcbca0fdca652c9313c34344be57a7b..96380e27dab17b91194d00c346adc7947dad4eca:/rc.lua

diff --git a/rc.lua b/rc.lua
index dc8e13e..c2c26c4 100644
--- a/rc.lua
+++ b/rc.lua
@@ -1,14 +1,32 @@
+-- read the timezone from /etc/timezone (this doesn't work, somehow)
+local function read_tz_file(path)
+    local file = io.open(path, "r") -- r read mode and b binary mode
+    if not file then return nil end
+    local content = file:read "*a" -- *a or *all reads the whole file
+    file:close()
+    content = content:gsub("^%s*", "")
+    content = content:gsub("%s*$", "")
+    return content
+end
+
+local tz_string = read_tz_file("/etc/timezone")
+
 -- Standard awesome library
-require("awful")
+local gears = require("gears")
+local awful = require("awful")
 require("awful.autofocus")
-require("awful.rules")
+-- Widget and layout library
+local wibox = require("wibox")
 -- Theme handling library
-require("beautiful")
+local beautiful = require("beautiful")
 -- Notification library
-require("naughty")
+local naughty = require("naughty")
+local menubar = require("menubar")
+local hotkeys_popup = require("awful.hotkeys_popup").widget
 
--- require vicious widgets
-require("vicious")
+-- load the volume widget code and set settings
+local volume_control = require("volume-control")
+volumecfg = volume_control({})
 
 -- Load Debian menu entries
 require("debian.menu")
@@ -25,25 +43,24 @@ end
 -- Handle runtime errors after startup
 do
     local in_error = false
-    awesome.add_signal("debug::error", function (err)
+    awesome.connect_signal("debug::error", function (err)
         -- Make sure we don't go into an endless error loop
         if in_error then return end
         in_error = true
 
         naughty.notify({ preset = naughty.config.presets.critical,
                          title = "Oops, an error happened!",
-                         text = err })
+                         text = tostring(err) })
         in_error = false
     end)
 end
 -- }}}
 
-
 -- {{{ Variable definitions
--- Themes define colours, icons, and wallpapers
--- beautiful.init("/usr/share/awesome/themes/default/theme.lua")
-beautiful.init("/usr/share/awesome/themes/sky/theme.lua")
--- beautiful.init(os.getenv("HOME") .. "/.config/awesome/theme.lua")
+-- Themes define colours, icons, font and wallpapers.
+-- beautiful.init(awful.util.get_themes_dir() .. "default/theme.lua")
+beautiful.init(awful.util.get_themes_dir() .. "sky/theme.lua")
+beautiful.wallpaper = "/home/mako/images/Flag_of_Cascadia.png"
 
 -- This is used later as the default terminal and editor to run.
 terminal = "x-terminal-emulator"
@@ -55,42 +72,39 @@ editor_cmd = terminal .. " -e " .. editor
 -- If you do not like this or do not have such a key,
 -- I suggest you to remap Mod4 to another key using xmodmap or other tools.
 -- However, you can use another modifier like Mod1, but it may interact with others.
-modkey = "Mod1"
+modkey = "Mod4"
 
 -- Table of layouts to cover with awful.layout.inc, order matters.
-layouts =
-{
+awful.layout.layouts = {
     awful.layout.suit.tile,
---    awful.layout.suit.tile.left,
---    awful.layout.suit.tile.bottom,
---    awful.layout.suit.tile.top,
---    awful.layout.suit.fair,
---    awful.layout.suit.fair.horizontal,
---    awful.layout.suit.spiral,
---    awful.layout.suit.spiral.dwindle,
     awful.layout.suit.max,
---    awful.layout.suit.max.fullscreen,
---    awful.layout.suit.magnifier,
-    awful.layout.suit.floating,
+    awful.layout.suit.floating
 }
 -- }}}
 
--- {{{ Tags
--- Define a tag table which hold all screen tags.
-tags = {}
-for s = 1, screen.count() do
-    -- Each screen has its own tag table.
-    tags[s] = awful.tag({ 1, 2, 3, 4, 5, 6, 7, 8, 9 }, s, layouts[1])
+-- {{{ Helper functions
+local function client_menu_toggle_fn()
+    local instance = nil
+
+    return function ()
+        if instance and instance.wibox.visible then
+            instance:hide()
+            instance = nil
+        else
+            instance = awful.menu.clients({ theme = { width = 250 } })
+        end
+    end
 end
 -- }}}
 
 -- {{{ Menu
--- Create a laucher widget and a main menu
+-- Create a launcher widget and a main menu
 myawesomemenu = {
+   { "hotkeys", function() return false, hotkeys_popup.show_help end},
    { "manual", terminal .. " -e man awesome" },
    { "edit config", editor_cmd .. " " .. awesome.conffile },
    { "restart", awesome.restart },
-   { "quit", awesome.quit }
+   { "quit", function() awesome.quit() end}
 }
 
 mymainmenu = awful.menu({ items = { { "awesome", myawesomemenu, beautiful.awesome_icon },
@@ -99,53 +113,48 @@ mymainmenu = awful.menu({ items = { { "awesome", myawesomemenu, beautiful.awesom
                                   }
                         })
 
-mylauncher = awful.widget.launcher({ image = image(beautiful.awesome_icon),
+mylauncher = awful.widget.launcher({ image = beautiful.awesome_icon,
                                      menu = mymainmenu })
--- }}}
 
--- {{{ Wibox
--- Create a textclock widget
-mytextclock = awful.widget.textclock({ align = "right" })
-
--- Create a systray
-mysystray = widget({ type = "systray" })
-
--- Initialize widget
-mycpuwidget = widget({ type = "textbox" })
--- Register widget
-vicious.register(mycpuwidget, vicious.widgets.cpu, "CPU:$1%")
-
-mynetwidget = widget({ type = "textbox" })
- vicious.register(mynetwidget, vicious.widgets.net, "${wlan23 up_kb}(OUT) ${wlan23 down_kb}(IN)", 1)
--- vicious.register(mynetwidget, vicious.widgets.net, "${wlan26 up_kb}(OUT) ${wlan26 down_kb}(IN)", 1)
+-- Menubar configuration
+menubar.utils.terminal = terminal -- Set the terminal for applications that require it
+-- }}}
 
-spacer = widget({ type = "textbox"})
-spacer.text = " "
+-- Keyboard map indicator and switcher
+mykeyboardlayout = awful.widget.keyboardlayout()
 
-sep = widget({ type = "textbox"})
-sep.text = "|"
+-- {{{ Wibar
+-- Create a textclock widget
+mytextclock = wibox.widget.textclock("%a %m %d %H:%M", 60, tz_string)
 
 -- Create a wibox for each screen and add it
-mywibox = {}
-mypromptbox = {}
-mylayoutbox = {}
-mytaglist = {}
-mytaglist.buttons = awful.util.table.join(
-                    awful.button({ }, 1, awful.tag.viewonly),
-                    awful.button({ modkey }, 1, awful.client.movetotag),
+local taglist_buttons = awful.util.table.join(
+                    awful.button({ }, 1, function(t) t:view_only() end),
+                    awful.button({ modkey }, 1, function(t)
+                                              if client.focus then
+                                                  client.focus:move_to_tag(t)
+                                              end
+                                          end),
                     awful.button({ }, 3, awful.tag.viewtoggle),
-                    awful.button({ modkey }, 3, awful.client.toggletag),
-                    awful.button({ }, 4, awful.tag.viewnext),
-                    awful.button({ }, 5, awful.tag.viewprev)
-                    )
-mytasklist = {}
-mytasklist.buttons = awful.util.table.join(
+                    awful.button({ modkey }, 3, function(t)
+                                              if client.focus then
+                                                  client.focus:toggle_tag(t)
+                                              end
+                                          end),
+                    awful.button({ }, 4, function(t) awful.tag.viewnext(t.screen) end),
+                    awful.button({ }, 5, function(t) awful.tag.viewprev(t.screen) end)
+                )
+
+local tasklist_buttons = awful.util.table.join(
                      awful.button({ }, 1, function (c)
                                               if c == client.focus then
                                                   c.minimized = true
                                               else
-                                                  if not c:isvisible() then
-                                                      awful.tag.viewonly(c:tags()[1])
+                                                  -- Without this, the following
+                                                  -- :isvisible() makes no sense
+                                                  c.minimized = false
+                                                  if not c:isvisible() and c.first_tag then
+                                                      c.first_tag:view_only()
                                                   end
                                                   -- This will also un-minimize
                                                   -- the client, if needed
@@ -153,63 +162,79 @@ mytasklist.buttons = awful.util.table.join(
                                                   c:raise()
                                               end
                                           end),
-                     awful.button({ }, 3, function ()
-                                              if instance then
-                                                  instance:hide()
-                                                  instance = nil
-                                              else
-                                                  instance = awful.menu.clients({ width=250 })
-                                              end
-                                          end),
+                     awful.button({ }, 3, client_menu_toggle_fn()),
                      awful.button({ }, 4, function ()
                                               awful.client.focus.byidx(1)
-                                              if client.focus then client.focus:raise() end
                                           end),
                      awful.button({ }, 5, function ()
                                               awful.client.focus.byidx(-1)
-                                              if client.focus then client.focus:raise() end
                                           end))
 
-for s = 1, screen.count() do
+local function set_wallpaper(s)
+    -- Wallpaper
+    if beautiful.wallpaper then
+        local wallpaper = beautiful.wallpaper
+        -- If wallpaper is a function, call it with the screen
+        if type(wallpaper) == "function" then
+            wallpaper = wallpaper(s)
+        end
+        gears.wallpaper.maximized(wallpaper, s, true)
+    end
+end
+
+-- Re-set wallpaper when a screen's geometry changes (e.g. different resolution)
+screen.connect_signal("property::geometry", set_wallpaper)
+
+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])
+
     -- Create a promptbox for each screen
-    mypromptbox[s] = awful.widget.prompt({ layout = awful.widget.layout.horizontal.leftright })
+    s.mypromptbox = awful.widget.prompt()
     -- Create an imagebox widget which will contains an icon indicating which layout we're using.
     -- We need one layoutbox per screen.
-    mylayoutbox[s] = awful.widget.layoutbox(s)
-    mylayoutbox[s]:buttons(awful.util.table.join(
-                           awful.button({ }, 1, function () awful.layout.inc(layouts, 1) end),
-                           awful.button({ }, 3, function () awful.layout.inc(layouts, -1) end),
-                           awful.button({ }, 4, function () awful.layout.inc(layouts, 1) end),
-                           awful.button({ }, 5, function () awful.layout.inc(layouts, -1) end)))
+    s.mylayoutbox = awful.widget.layoutbox(s)
+    s.mylayoutbox:buttons(awful.util.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),
+                           awful.button({ }, 5, function () awful.layout.inc(-1) end)))
     -- Create a taglist widget
-    mytaglist[s] = awful.widget.taglist(s, awful.widget.taglist.label.all, mytaglist.buttons)
+    s.mytaglist = awful.widget.taglist(s, awful.widget.taglist.filter.all, taglist_buttons)
 
     -- Create a tasklist widget
-    mytasklist[s] = awful.widget.tasklist(function(c)
-                                              return awful.widget.tasklist.label.currenttags(c, s)
-                                          end, mytasklist.buttons)
+    s.mytasklist = awful.widget.tasklist(s, awful.widget.tasklist.filter.currenttags, tasklist_buttons)
 
     -- Create the wibox
-    mywibox[s] = awful.wibox({ position = "top", screen = s })
-    -- Add widgets to the wibox - order matters
-    mywibox[s].widgets = {
-        {
+    s.mywibox = awful.wibar({ position = "top", screen = s })
+
+    -- Add widgets to the wibox
+    s.mywibox:setup {
+        layout = wibox.layout.align.horizontal,
+        { -- Left widgets
+            layout = wibox.layout.fixed.horizontal,
             mylauncher,
-            mytaglist[s],
-            mypromptbox[s],
-            layout = awful.widget.layout.horizontal.leftright
+            s.mytaglist,
+            s.mypromptbox,
+        },
+        s.mytasklist, -- Middle widget
+        { -- Right widgets
+            layout = wibox.layout.fixed.horizontal,
+            mykeyboardlayout,
+            wibox.widget.systray(),
+	    -- volumecfg.widget,
+            mytextclock,
+            s.mylayoutbox,
         },
-        mylayoutbox[s],
-        mytextclock,
-        s == 1 and mysystray or nil,
-        mycpuwidget,
-        mynetwidget,
-        mytasklist[s],
-        layout = awful.widget.layout.horizontal.rightleft
     }
-end
+end)
 -- }}}
 
+-- right_layout:add(volumecfg.widget)
+
 -- {{{ Mouse bindings
 root.buttons(awful.util.table.join(
     awful.button({ }, 3, function () mymainmenu:toggle() end),
@@ -220,136 +245,211 @@ root.buttons(awful.util.table.join(
 
 -- {{{ Key bindings
 globalkeys = awful.util.table.join(
-    awful.key({ modkey,           }, "Left",   awful.tag.viewprev       ),
-    awful.key({ modkey,           }, "Right",  awful.tag.viewnext       ),
-    awful.key({ modkey,           }, "Escape", awful.tag.history.restore),
+    awful.key({ modkey,           }, "s",      hotkeys_popup.show_help,
+              {description="show help", group="awesome"}),
+    awful.key({ modkey,           }, "Left",   awful.tag.viewprev,
+              {description = "view previous", group = "tag"}),
+    awful.key({ modkey,           }, "Right",  awful.tag.viewnext,
+              {description = "view next", group = "tag"}),
+    awful.key({ modkey,           }, "Escape", awful.tag.history.restore,
+              {description = "go back", group = "tag"}),
 
     awful.key({ modkey,           }, "j",
         function ()
             awful.client.focus.byidx( 1)
-            if client.focus then client.focus:raise() end
-        end),
+        end,
+        {description = "focus next by index", group = "client"}
+    ),
     awful.key({ modkey,           }, "k",
         function ()
             awful.client.focus.byidx(-1)
-            if client.focus then client.focus:raise() end
-        end),
-    awful.key({ modkey,           }, "w", function () mymainmenu:show({keygrabber=true}) end),
+        end,
+        {description = "focus previous by index", group = "client"}
+    ),
+    awful.key({ modkey,           }, "w", function () mymainmenu:show() end,
+              {description = "show main menu", group = "awesome"}),
 
     -- Layout manipulation
-    awful.key({ modkey, "Shift"   }, "j", function () awful.client.swap.byidx(  1)    end),
-    awful.key({ modkey, "Shift"   }, "k", function () awful.client.swap.byidx( -1)    end),
-    awful.key({ modkey, "Control" }, "j", function () awful.screen.focus_relative( 1) end),
-    awful.key({ modkey, "Control" }, "k", function () awful.screen.focus_relative(-1) end),
-    awful.key({ modkey,           }, "u", awful.client.urgent.jumpto),
+    awful.key({ modkey, "Shift"   }, "j", function () awful.client.swap.byidx(  1)    end,
+              {description = "swap with next client by index", group = "client"}),
+    awful.key({ modkey, "Shift"   }, "k", function () awful.client.swap.byidx( -1)    end,
+              {description = "swap with previous client by index", group = "client"}),
+    awful.key({ modkey, "Control" }, "j", function () awful.screen.focus_relative( 1) end,
+              {description = "focus the next screen", group = "screen"}),
+    awful.key({ modkey, "Control" }, "k", function () awful.screen.focus_relative(-1) end,
+              {description = "focus the previous screen", group = "screen"}),
+    awful.key({ modkey,           }, "u", awful.client.urgent.jumpto,
+              {description = "jump to urgent client", group = "client"}),
     awful.key({ modkey,           }, "Tab",
         function ()
             awful.client.focus.history.previous()
             if client.focus then
                 client.focus:raise()
             end
-        end),
+        end,
+        {description = "go back", group = "client"}),
 
     -- Standard program
-    awful.key({ modkey,           }, "Return", function () awful.util.spawn(terminal) end),
-    awful.key({ modkey, "Control" }, "r", awesome.restart),
-    awful.key({ modkey, "Shift"   }, "q", awesome.quit),
-
-    awful.key({ modkey,           }, "l",     function () awful.tag.incmwfact( 0.05)    end),
-    awful.key({ modkey,           }, "h",     function () awful.tag.incmwfact(-0.05)    end),
-    awful.key({ modkey, "Shift"   }, "h",     function () awful.tag.incnmaster( 1)      end),
-    awful.key({ modkey, "Shift"   }, "l",     function () awful.tag.incnmaster(-1)      end),
-    awful.key({ modkey, "Control" }, "h",     function () awful.tag.incncol( 1)         end),
-    awful.key({ modkey, "Control" }, "l",     function () awful.tag.incncol(-1)         end),
-    awful.key({ modkey,           }, "space", function () awful.layout.inc(layouts,  1) end),
-    awful.key({ modkey, "Shift"   }, "space", function () awful.layout.inc(layouts, -1) end),
-
-    awful.key({ modkey, "Control" }, "n", awful.client.restore),
+    awful.key({ modkey,           }, "Return", function () awful.spawn(terminal) end,
+              {description = "open a terminal", group = "launcher"}),
+    awful.key({ modkey, "Control" }, "r", awesome.restart,
+              {description = "reload awesome", group = "awesome"}),
+    awful.key({ modkey, "Shift"   }, "q", awesome.quit,
+              {description = "quit awesome", group = "awesome"}),
+
+    awful.key({ modkey,           }, "l",     function () awful.tag.incmwfact( 0.05)          end,
+              {description = "increase master width factor", group = "layout"}),
+    awful.key({ modkey,           }, "h",     function () awful.tag.incmwfact(-0.05)          end,
+              {description = "decrease master width factor", group = "layout"}),
+    awful.key({ modkey, "Shift"   }, "h",     function () awful.tag.incnmaster( 1, nil, true) end,
+              {description = "increase the number of master clients", group = "layout"}),
+    awful.key({ modkey, "Shift"   }, "l",     function () awful.tag.incnmaster(-1, nil, true) end,
+              {description = "decrease the number of master clients", group = "layout"}),
+    awful.key({ modkey, "Control" }, "h",     function () awful.tag.incncol( 1, nil, true)    end,
+              {description = "increase the number of columns", group = "layout"}),
+    awful.key({ modkey, "Control" }, "l",     function () awful.tag.incncol(-1, nil, true)    end,
+              {description = "decrease the number of columns", group = "layout"}),
+    awful.key({ modkey,           }, "space", function () awful.layout.inc( 1)                end,
+              {description = "select next", group = "layout"}),
+    awful.key({ modkey, "Shift"   }, "space", function () awful.layout.inc(-1)                end,
+              {description = "select previous", group = "layout"}),
+
+    awful.key({ modkey, "Control" }, "n",
+              function ()
+                  local c = awful.client.restore()
+                  -- Focus restored client
+                  if c then
+                      client.focus = c
+                      c:raise()
+                  end
+              end,
+              {description = "restore minimized", group = "client"}),
 
     -- Prompt
-    awful.key({ modkey },            "r",     function () mypromptbox[mouse.screen]:run() end),
-
-    awful.key({ modkey }, "x",    
-               function () 
-                  awful.prompt.run({ prompt = "Run in Terminal: " },
-                  mypromptbox[mouse.screen].widget,
-                  function (prog) awful.util.spawn_with_shell(terminal .. " -title " .. prog .. " -e " .. prog) end) end),
-
-    awful.key({ modkey, "Shift"}, "x",
+    awful.key({ modkey },            "r",     function () awful.screen.focused().mypromptbox:run() end,
+              {description = "run prompt", group = "launcher"}),
+    
+    awful.key({ modkey,  }, "x",
               function ()
-                  awful.prompt.run({ prompt = "Run Lua code: " },
-                  mypromptbox[mouse.screen].widget,
-                  awful.util.eval, nil,
-                  awful.util.getdir("cache") .. "/history_eval")
-              end),
+                  awful.prompt.run {
+                    prompt       = "Run in terminal: ",
+                    textbox      = awful.screen.focused().mypromptbox.widget,
+                    exe_callback = function (prog) awful.util.spawn_with_shell(terminal .. " -title " .. prog .. " -e " .. prog) end
+                  }
+              end,
+              {description = "terminal execute prompt", group = "awesome"}),
+
+    -- Mako's additional keybindings
+    --- {{{
+    awful.key({ modkey, "Shift", }, "x",
+              function ()
+                  awful.prompt.run {
+                    prompt       = "Run Lua code: ",
+                    textbox      = awful.screen.focused().mypromptbox.widget,
+                    exe_callback = awful.util.eval,
+                    history_path = awful.util.get_cache_dir() .. "/history_eval"
+                  }
+              end,
+              {description = "lua execute prompt", group = "awesome"}),
 
-    -- key to make the 4 column setup for the big screen
     awful.key({ modkey }, "q",
-              function ()
-                  awful.tag.incnmaster(-1)
-                  awful.tag.incncol(3)
-              end)
-                                    
+                  function ()
+                      awful.tag.incnmaster(-1)
+                      awful.tag.incncol(3)
+              end),
+
+    awful.key({ modkey, "Shift" }, "t", awful.titlebar.toggle),
+
+    --- }}}
+
+    -- Menubar
+    awful.key({ modkey }, "p", function() menubar.show() end,
+              {description = "show the menubar", group = "launcher"})
 )
 
 clientkeys = awful.util.table.join(
-    awful.key({ modkey,           }, "f",      function (c) c.fullscreen = not c.fullscreen  end),
-    awful.key({ modkey, "Shift"   }, "c",      function (c) c:kill()                         end),
-    awful.key({ modkey, "Control" }, "space",  awful.client.floating.toggle                     ),
-    awful.key({ modkey, "Control" }, "Return", function (c) c:swap(awful.client.getmaster()) end),
-    awful.key({ modkey,           }, "o",      awful.client.movetoscreen                        ),
-    awful.key({ modkey, "Shift"   }, "r",      function (c) c:redraw()                       end),
-    awful.key({ modkey,           }, "t",      function (c) c.ontop = not c.ontop            end),
+    awful.key({ modkey,           }, "f",
+        function (c)
+            c.fullscreen = not c.fullscreen
+            c:raise()
+        end,
+        {description = "toggle fullscreen", group = "client"}),
+    awful.key({ modkey, "Shift"   }, "c",      function (c) c:kill()                         end,
+              {description = "close", group = "client"}),
+    awful.key({ modkey, "Control" }, "space",  awful.client.floating.toggle                     ,
+              {description = "toggle floating", group = "client"}),
+    awful.key({ modkey, "Control" }, "Return", function (c) c:swap(awful.client.getmaster()) end,
+              {description = "move to master", group = "client"}),
+    awful.key({ modkey,           }, "o",      function (c) c:move_to_screen()               end,
+              {description = "move to screen", group = "client"}),
+    awful.key({ modkey,           }, "t",      function (c) c.ontop = not c.ontop            end,
+              {description = "toggle keep on top", group = "client"}),
     awful.key({ modkey,           }, "n",
         function (c)
             -- The client currently has the input focus, so it cannot be
             -- minimized, since minimized clients can't have the focus.
             c.minimized = true
-        end),
+        end ,
+        {description = "minimize", group = "client"}),
     awful.key({ modkey,           }, "m",
         function (c)
-            c.maximized_horizontal = not c.maximized_horizontal
-            c.maximized_vertical   = not c.maximized_vertical
-        end)
+            c.maximized = not c.maximized
+            c:raise()
+        end ,
+        {description = "maximize", group = "client"})
 )
 
--- Compute the maximum number of digit we need, limited to 9
-keynumber = 0
-for s = 1, screen.count() do
-   keynumber = math.min(9, math.max(#tags[s], keynumber));
-end
-
 -- Bind all key numbers to tags.
 -- Be careful: we use keycodes to make it works on any keyboard layout.
 -- This should map on the top row of your keyboard, usually 1 to 9.
-for i = 1, keynumber do
+for i = 1, 9 do
     globalkeys = awful.util.table.join(globalkeys,
+        -- View tag only.
         awful.key({ modkey }, "#" .. i + 9,
                   function ()
-                        local screen = mouse.screen
-                        if tags[screen][i] then
-                            awful.tag.viewonly(tags[screen][i])
+                        local screen = awful.screen.focused()
+                        local tag = screen.tags[i]
+                        if tag then
+                           tag:view_only()
                         end
-                  end),
+                  end,
+                  {description = "view tag #"..i, group = "tag"}),
+        -- Toggle tag display.
         awful.key({ modkey, "Control" }, "#" .. i + 9,
                   function ()
-                      local screen = mouse.screen
-                      if tags[screen][i] then
-                          awful.tag.viewtoggle(tags[screen][i])
+                      local screen = awful.screen.focused()
+                      local tag = screen.tags[i]
+                      if tag then
+                         awful.tag.viewtoggle(tag)
                       end
-                  end),
+                  end,
+                  {description = "toggle tag #" .. i, group = "tag"}),
+        -- Move client to tag.
         awful.key({ modkey, "Shift" }, "#" .. i + 9,
                   function ()
-                      if client.focus and tags[client.focus.screen][i] then
-                          awful.client.movetotag(tags[client.focus.screen][i])
-                      end
-                  end),
+                      if client.focus then
+                          local tag = client.focus.screen.tags[i]
+                          if tag then
+                              client.focus:move_to_tag(tag)
+                          end
+                     end
+                  end,
+                  {description = "move focused client to tag #"..i, group = "tag"}),
+        -- Toggle tag on focused client.
         awful.key({ modkey, "Control", "Shift" }, "#" .. i + 9,
                   function ()
-                      if client.focus and tags[client.focus.screen][i] then
-                          awful.client.toggletag(tags[client.focus.screen][i])
+                      if client.focus then
+                          local tag = client.focus.screen.tags[i]
+                          if tag then
+                              client.focus:toggle_tag(tag)
+                          end
                       end
-                  end))
+                  end,
+                  {description = "toggle focused client on tag #" .. i, group = "tag"}),
+        awful.key({}, "XF86AudioRaiseVolume", function() volumecfg:up() end),
+        awful.key({}, "XF86AudioLowerVolume", function() volumecfg:down() end),
+        awful.key({}, "XF86AudioMute",        function() volumecfg:toggle() end)
+    )
 end
 
 clientbuttons = awful.util.table.join(
@@ -362,59 +462,123 @@ root.keys(globalkeys)
 -- }}}
 
 -- {{{ Rules
+-- Rules to apply to new clients (through the "manage" signal).
 awful.rules.rules = {
     -- All clients will match this rule.
     { rule = { },
       properties = { border_width = beautiful.border_width,
                      border_color = beautiful.border_normal,
-                     focus = true,
+                     focus = awful.client.focus.filter,
+                     raise = true,
                      keys = clientkeys,
-                     buttons = clientbuttons } },
-    { rule = { class = "MPlayer" },
-      properties = { floating = true } },
-    { rule = { class = "pinentry" },
-      properties = { floating = true } },
-    { rule = { class = "gimp" },
-      properties = { floating = true } },
-    -- Set Firefox to always map on tags number 2 of screen 1.
-    -- { rule = { class = "Iceweasel" },
-    --   properties = { tag = tags[1][3] } },
-    { rule = { name = "oli" },
-      properties = { tag = tags[1][9] } },
-    -- { rule = { name = "emacs" },
-    --  properties = { tag = tags[1][2] } },
-    { rule = { name = "tunnel" },
-      properties = { tag = tags[1][9] } },
+                     buttons = clientbuttons,
+                     screen = awful.screen.preferred,
+                     placement = awful.placement.no_overlap+awful.placement.no_offscreen
+     }
+    },
+
+    -- Floating clients.
+    { rule_any = {
+        instance = {
+          "DTA",  -- Firefox addon DownThemAll.
+          "copyq",  -- Includes session name in class.
+        },
+        class = {
+          "Arandr",
+          "Gpick",
+          "Kruler",
+          "MessageWin",  -- kalarm.
+          "Sxiv",
+          "Wpa_gui",
+          "pinentry",
+          "veromix",
+          "xtightvncviewer"},
+
+        name = {
+          "Event Tester",  -- xev.
+        },
+        role = {
+          "AlarmWindow",  -- Thunderbird's calendar.
+          "pop-up",       -- e.g. Google Chrome's (detached) Developer Tools.
+        }
+      }, properties = { floating = true }},
+
+    -- Add titlebars to normal clients and dialogs
+    { rule_any = {type = { "normal", "dialog" }
+      }, properties = { titlebars_enabled = false }
+    },
+
+    -- Set Firefox to always map on the tag named "2" on screen 1.
+    -- { rule = { class = "Firefox" },
+    --   properties = { screen = 1, tag = "2" } },
 }
 -- }}}
 
 -- {{{ Signals
 -- Signal function to execute when a new client appears.
-client.add_signal("manage", function (c, startup)
-    -- Add a titlebar
-    -- awful.titlebar.add(c, { modkey = modkey })
-
-    -- Enable sloppy focus
-    c:add_signal("mouse::enter", function(c)
-        if awful.layout.get(c.screen) ~= awful.layout.suit.magnifier
-            and awful.client.focus.filter(c) then
+client.connect_signal("manage", function (c)
+    -- Set the windows at the slave,
+    -- i.e. put it at the end of others instead of setting it master.
+    -- if not awesome.startup then awful.client.setslave(c) end
+
+    if awesome.startup and
+      not c.size_hints.user_position
+      and not c.size_hints.program_position then
+        -- Prevent clients from being unreachable after screen count changes.
+        awful.placement.no_offscreen(c)
+    end
+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(
+        awful.button({ }, 1, function()
             client.focus = c
-        end
-    end)
+            c:raise()
+            awful.mouse.client.move(c)
+        end),
+        awful.button({ }, 3, function()
+            client.focus = c
+            c:raise()
+            awful.mouse.client.resize(c)
+        end)
+    )
 
-    if not startup then
-        -- Set the windows at the slave,
-        -- i.e. put it at the end of others instead of setting it master.
-        -- awful.client.setslave(c)
+    awful.titlebar(c) : setup {
+        { -- Left
+            awful.titlebar.widget.iconwidget(c),
+            buttons = buttons,
+            layout  = wibox.layout.fixed.horizontal
+        },
+        { -- Middle
+            { -- Title
+                align  = "center",
+                widget = awful.titlebar.widget.titlewidget(c)
+            },
+            buttons = buttons,
+            layout  = wibox.layout.flex.horizontal
+        },
+        { -- Right
+            awful.titlebar.widget.floatingbutton (c),
+            awful.titlebar.widget.maximizedbutton(c),
+            awful.titlebar.widget.stickybutton   (c),
+            awful.titlebar.widget.ontopbutton    (c),
+            awful.titlebar.widget.closebutton    (c),
+            layout = wibox.layout.fixed.horizontal()
+        },
+        layout = wibox.layout.align.horizontal
+    }
+end)
 
-        -- Put windows in a smart way, only if they does not set an initial position.
-        if not c.size_hints.user_position and not c.size_hints.program_position then
-            awful.placement.no_overlap(c)
-            awful.placement.no_offscreen(c)
-        end
+-- Enable sloppy focus, so that focus follows mouse.
+client.connect_signal("mouse::enter", function(c)
+    if awful.layout.get(c.screen) ~= awful.layout.suit.magnifier
+        and awful.client.focus.filter(c) then
+        client.focus = c
     end
 end)
 
-client.add_signal("focus", function(c) c.border_color = beautiful.border_focus end)
-client.add_signal("unfocus", function(c) c.border_color = beautiful.border_normal end)
+client.connect_signal("focus", function(c) c.border_color = beautiful.border_focus end)
+client.connect_signal("unfocus", function(c) c.border_color = beautiful.border_normal end)
 -- }}}