.config/awesome/rc.lua

   1 -- {{{ Imports
   2 -- Standard awesome library
   3 local gears = require("gears")
   4 local awful = require("awful")
   5 require("awful.autofocus")
   6 -- Widget and layout library
   7 local wibox = require("wibox")
   8 -- Theme handling library
   9 local beautiful = require("beautiful")
  10 -- Notification library
  11 local naughty = require("naughty")
  12 local menubar = require("menubar")
  13 local hotkeys_popup = require("awful.hotkeys_popup").widget
  14 -- }}}
  15
  16 -- {{{ Error handling
  17 -- Check if awesome encountered an error during startup and fell back to
  18 -- another config (This code will only ever execute for the fallback config)
  19 if awesome.startup_errors then
  20     naughty.notify({ preset = naughty.config.presets.critical,
  21                      title = "Oops, there were errors during startup!",
  22                      text = awesome.startup_errors })
  23 end
  24
  25 -- Handle runtime errors after startup
  26 do
  27     local in_error = false
  28     awesome.connect_signal("debug::error", function (err)
  29         -- Make sure we don't go into an endless error loop
  30         if in_error then return end
  31         in_error = true
  32
  33         naughty.notify({ preset = naughty.config.presets.critical,
  34                          title = "Oops, an error happened!",
  35                          text = tostring(err) })
  36         in_error = false
  37     end)
  38 end
  39 -- }}}
  40
  41 -- {{{ Variable definitions
  42 -- Themes define colours, icons, and wallpapers
  43 beautiful.init(awful.util.get_themes_dir() .. "default/theme.lua")
  44
  45 -- This is used later as the default terminal and editor to run.
  46 terminal = "x-terminal-emulator"
  47 editor = "sensible-editor"
  48 editor_cmd = terminal .. " -e " .. editor
  49
  50 -- Default modkey.
  51 -- Usually, Mod4 is the key with a logo between Control and Alt.
  52 -- If you do not like this or do not have such a key,
  53 -- I suggest you to remap Mod4 to another key using xmodmap or other tools.
  54 -- However, you can use another modifier like Mod1, but it may interact with others.
  55 modkey = "Mod4"
  56 cmdkey = "Mod3"
  57
  58 -- Table of layouts to cover with awful.layout.inc, order matters.
  59 awful.layout.layouts = {
  60     awful.layout.suit.fair,
  61     awful.layout.suit.tile,
  62     -- awful.layout.suit.tile.left,
  63     -- awful.layout.suit.tile.bottom,
  64     awful.layout.suit.tile.top,
  65     -- awful.layout.suit.spiral,
  66     -- awful.layout.suit.spiral.dwindle,
  67     awful.layout.suit.max,
  68     -- awful.layout.suit.max.fullscreen,
  69     -- awful.layout.suit.magnifier,
  70     -- awful.layout.suit.corner.nw,
  71     -- awful.layout.suit.corner.ne,
  72     -- awful.layout.suit.corner.sw,
  73     -- awful.layout.suit.corner.se,
  74     awful.layout.suit.floating,
  75 }
  76
  77 layout_default = awful.layout.layouts[1]
  78 layout_tiled = awful.layout.layouts[2]
  79 layout_maximised = awful.layout.layouts[4]
  80 layout_floating = awful.layout.layouts[5]
  81 -- }}}
  82
  83 -- {{{ Helper functions
  84 local function client_menu_toggle_fn()
  85     local instance = nil
  86
  87     return function ()
  88         if instance and instance.wibox.visible then
  89             instance:hide()
  90             instance = nil
  91         else
  92             instance = awful.menu.clients({ theme = { width = 250 } })
  93         end
  94     end
  95 end
  96
  97 local function sorted_pairs(t, f)
  98     local a = {}
  99     for n in pairs(t) do table.insert(a, n) end
 100     table.sort(a, f)
 101     local i = 0      -- iterator variable
 102     local iter = function ()   -- iterator function
 103         i = i + 1
 104         if a[i] == nil then return nil
 105         else return a[i], t[a[i]]
 106         end
 107     end
 108     return iter
 109 end
 110
 111 local function print_table(tbl, indent)
 112     if not indent then indent = 0 end
 113     for k, v in pairs(tbl) do
 114         formatting = string.rep("  ", indent) .. k .. ": "
 115         if type(v) == "table" then
 116             print(formatting)
 117             print_table(v, indent+1)
 118         else
 119             print(formatting .. tostring(v))
 120         end
 121     end
 122 end
 123 -- }}}
 124
 125 -- {{{ Menu
 126 -- Create a launcher widget and a main menu
 127 myawesomemenu = {
 128    { "hotkeys", function() return false, hotkeys_popup.show_help end},
 129    { "manual", terminal .. " -e man awesome" },
 130    { "edit config", editor_cmd .. " " .. awesome.conffile },
 131    { "restart", awesome.restart },
 132    { "quit", awesome.quit }
 133 }
 134
 135 mymainmenu = awful.menu({ items = { { "awesome", myawesomemenu, beautiful.awesome_icon },
 136                                     { "open terminal", terminal }
 137                                   }
 138                         })
 139
 140 mylauncher = awful.widget.launcher({ image = beautiful.awesome_icon,
 141                                      menu = mymainmenu })
 142 -- }}}
 143
 144 -- {{{ Menubar configuration
 145 menubar.utils.terminal = terminal -- Set the terminal for applications that require it
 146 -- }}}
 147
 148 -- {{{ Wibox
 149 -- Create a textclock widget
 150 mytextclock = wibox.widget.textclock("%a %d %b %H:%M:%S", 1)
 151
 152 -- Create a wibox for each screen and add it
 153 mywibox = {}
 154 mypromptbox = {}
 155 mylayoutbox = {}
 156 mytaglist = {}
 157 mytaglist.buttons = awful.util.table.join(
 158                     awful.button({ }, 1, function(t) t:view_only() end),
 159                     awful.button({ modkey }, 1, function(t)
 160                                               if client.focus then
 161                                                   client.focus:move_to_tag(t)
 162                                               end
 163                                           end),
 164                     awful.button({ }, 3, awful.tag.viewtoggle),
 165                     awful.button({ modkey }, 3, function(t)
 166                                               if client.focus then
 167                                                   client.focus:toggle_tag(t)
 168                                               end
 169                                           end),
 170                     awful.button({ }, 4, function(t) awful.tag.viewnext(t.screen) end),
 171                     awful.button({ }, 5, function(t) awful.tag.viewprev(t.screen) end)
 172                 )
 173
 174 mytasklist = {}
 175 mytasklist.buttons = awful.util.table.join(
 176                      awful.button({ }, 1, function (c)
 177                                               if c == client.focus then
 178                                                   c.minimized = true
 179                                               else
 180                                                   -- Without this, the following
 181                                                   -- :isvisible() makes no sense
 182                                                   c.minimized = false
 183                                                   if not c:isvisible() and c.first_tag then
 184                                                       c.first_tag:view_only()
 185                                                   end
 186                                                   -- This will also un-minimize
 187                                                   -- the client, if needed
 188                                                   client.focus = c
 189                                                   c:raise()
 190                                               end
 191                                           end),
 192                      awful.button({ }, 3, client_menu_toggle_fn()),
 193                      awful.button({ }, 4, function ()
 194                                               awful.client.focus.byidx(1)
 195                                           end),
 196                      awful.button({ }, 5, function ()
 197                                               awful.client.focus.byidx(-1)
 198                                           end))
 199 -- }}}
 200
 201 -- {{{ Tags
 202 tags = {}
 203 tags.config = {}
 204 tags.config["main"] = {
 205     t1 = { layout = layout_default, selected = true },
 206     t2 = { layout = layout_default },
 207     t3 = { layout = layout_tiled },
 208     t4 = { layout = layout_tiled },
 209     t5 = { layout = layout_tiled },
 210     t6 = { layout = layout_floating },
 211     t7 = { layout = layout_maximised },
 212     t8 = { layout = layout_maximised },
 213     t9 = { layout = layout_maximised },
 214 }
 215 tags.config["aux"] = {
 216     t1 = { layout = layout_default, selected = true },
 217     t2 = { layout = layout_default },
 218     t3 = { layout = layout_tiled },
 219     t4 = { layout = layout_floating },
 220     t5 = { layout = layout_floating },
 221     t6 = { layout = layout_floating },
 222     t7 = { layout = layout_floating },
 223     t8 = { layout = layout_floating },
 224     t9 = { layout = layout_maximised },
 225 }
 226
 227 screentags = {}
 228 screentags[1] = tags.config["main"]
 229 if screen.count() == 2 then -- aux screen is on the right
 230   screentags[2] = tags.config["aux"]
 231 elseif screen.count() == 3 then -- main screen is still #1 in the middle
 232   screentags[2] = tags.config["aux"]
 233   screentags[3] = tags.config["aux"]
 234 end
 235
 236 awful.screen.connect_for_each_screen(function(s)
 237     -- Wallpaper
 238     --DISABLED--if beautiful.wallpaper then
 239     --DISABLED--    local wallpaper = beautiful.wallpaper
 240     --DISABLED--    -- If wallpaper is a function, call it with the screen
 241     --DISABLED--    if type(wallpaper) == "function" then
 242     --DISABLED--        wallpaper = wallpaper(s)
 243     --DISABLED--    end
 244     --DISABLED--    gears.wallpaper.maximized(wallpaper, s, true)
 245     --DISABLED--end
 246
 247     if not tags[s.index] then
 248         tags[s.index] = {}
 249     end
 250     for n,p in sorted_pairs(screentags[s.index]) do
 251         p["screen"] = s
 252         n = string.sub(n, 2) -- remove leading 't' needed for syntax in table
 253         table.insert(tags[s.index], awful.tag.add(n, p))
 254     end
 255
 256     -- Create a promptbox for each screen
 257     mypromptbox[s] = awful.widget.prompt()
 258     -- Create an imagebox widget which will contains an icon indicating which layout we're using.
 259     -- We need one layoutbox per screen.
 260     mylayoutbox[s] = awful.widget.layoutbox(s)
 261     mylayoutbox[s]:buttons(awful.util.table.join(
 262                            awful.button({ }, 1, function () awful.layout.inc( 1) end),
 263                            awful.button({ }, 3, function () awful.layout.inc(-1) end),
 264                            awful.button({ }, 4, function () awful.layout.inc( 1) end),
 265                            awful.button({ }, 5, function () awful.layout.inc(-1) end)))
 266     -- Create a taglist widget
 267     mytaglist[s] = awful.widget.taglist(s, awful.widget.taglist.filter.all, mytaglist.buttons)
 268
 269     -- Create a tasklist widget
 270     mytasklist[s] = awful.widget.tasklist(s, awful.widget.tasklist.filter.currenttags, mytasklist.buttons)
 271
 272     -- Create the wibox
 273     mywibox[s] = awful.wibar({ position = "top", screen = s })
 274
 275     -- Add widgets to the wibox
 276     mywibox[s]:setup {
 277         layout = wibox.layout.align.horizontal,
 278         { -- Left widgets
 279             layout = wibox.layout.fixed.horizontal,
 280             -- mylauncher,
 281             mytaglist[s],
 282             mypromptbox[s],
 283         },
 284         mytasklist[s], -- Middle widget
 285         { -- Right widgets
 286             layout = wibox.layout.fixed.horizontal,
 287             mykeyboardlayout,
 288             wibox.widget.systray(),
 289             mytextclock,
 290             mylayoutbox[s],
 291         },
 292     }
 293 end)
 294 -- }}}
 295
 296 -- {{{ Mouse bindings
 297 root.buttons(awful.util.table.join(
 298     awful.button({ }, 3, function () mymainmenu:toggle() end),
 299     awful.button({ }, 4, awful.tag.viewnext),
 300     awful.button({ }, 5, awful.tag.viewprev)
 301 ))
 302 -- }}}
 303
 304 -- {{{ Key bindings
 305 globalkeys = awful.util.table.join(
 306     awful.key({ modkey,           }, "s",      hotkeys_popup.show_help,
 307               {description="show help", group="awesome"}),
 308     awful.key({ modkey,           }, "Left",   awful.tag.viewprev,
 309               {description = "view previous", group = "tag"}),
 310     awful.key({ modkey,           }, "Right",  awful.tag.viewnext,
 311               {description = "view next", group = "tag"}),
 312     awful.key({ modkey,           }, "Escape", awful.tag.history.restore,
 313               {description = "go back", group = "tag"}),
 314
 315     awful.key({ modkey,           }, "j",
 316         function ()
 317             awful.client.focus.byidx( 1)
 318         end,
 319         {description = "focus next by index", group = "client"}
 320     ),
 321     awful.key({ modkey,           }, "k",
 322         function ()
 323             awful.client.focus.byidx(-1)
 324         end,
 325         {description = "focus previous by index", group = "client"}
 326     ),
 327     awful.key({ modkey,           }, "w", function () mymainmenu:show() end,
 328               {description = "show main menu", group = "awesome"}),
 329
 330     -- Layout manipulation
 331     awful.key({ modkey, "Shift"   }, "j", function () awful.client.swap.byidx(  1)    end,
 332               {description = "swap with next client by index", group = "client"}),
 333     awful.key({ modkey, "Shift"   }, "k", function () awful.client.swap.byidx( -1)    end,
 334               {description = "swap with previous client by index", group = "client"}),
 335     awful.key({ modkey, "Control" }, "j", function () awful.screen.focus_relative( 1) end,
 336               {description = "focus the next screen", group = "screen"}),
 337     awful.key({ modkey, "Control" }, "k", function () awful.screen.focus_relative(-1) end,
 338               {description = "focus the previous screen", group = "screen"}),
 339     awful.key({ modkey,           }, "u", awful.client.urgent.jumpto,
 340               {description = "jump to urgent client", group = "client"}),
 341     awful.key({ modkey,           }, "Tab",
 342         function ()
 343             awful.client.focus.history.previous()
 344             if client.focus then
 345                 client.focus:raise()
 346             end
 347         end,
 348         {description = "go back", group = "client"}),
 349
 350     -- Standard program
 351     awful.key({ modkey,           }, "Return", function () awful.spawn(terminal) end,
 352               {description = "open a terminal", group = "launcher"}),
 353     awful.key({ modkey, "Control" }, "r", awesome.restart,
 354               {description = "reload awesome", group = "awesome"}),
 355     awful.key({ modkey, "Shift"   }, "q", awesome.quit,
 356               {description = "quit awesome", group = "awesome"}),
 357
 358     awful.key({ modkey,           }, "l",     function () awful.tag.incmwfact( 0.05)          end,
 359               {description = "increase master width factor", group = "layout"}),
 360     awful.key({ modkey,           }, "h",     function () awful.tag.incmwfact(-0.05)          end,
 361               {description = "decrease master width factor", group = "layout"}),
 362     awful.key({ modkey, "Shift"   }, "h",     function () awful.tag.incnmaster( 1, nil, true) end,
 363               {description = "increase the number of master clients", group = "layout"}),
 364     awful.key({ modkey, "Shift"   }, "l",     function () awful.tag.incnmaster(-1, nil, true) end,
 365               {description = "decrease the number of master clients", group = "layout"}),
 366     awful.key({ modkey, "Control" }, "h",     function () awful.tag.incncol( 1, nil, true)    end,
 367               {description = "increase the number of columns", group = "layout"}),
 368     awful.key({ modkey, "Control" }, "l",     function () awful.tag.incncol(-1, nil, true)    end,
 369               {description = "decrease the number of columns", group = "layout"}),
 370     awful.key({ modkey,           }, "space", function () awful.layout.inc( 1)                end,
 371               {description = "select next", group = "layout"}),
 372     awful.key({ modkey, "Shift"   }, "space", function () awful.layout.inc(-1)                end,
 373               {description = "select previous", group = "layout"}),
 374
 375     awful.key({ modkey, "Control" }, "n",
 376               function ()
 377                   local c = awful.client.restore()
 378                   -- Focus restored client
 379                   if c then
 380                       client.focus = c
 381                       c:raise()
 382                   end
 383               end,
 384               {description = "restore minimized", group = "client"}),
 385
 386     -- Prompt
 387     awful.key({ modkey },            "r",     function () mypromptbox[awful.screen.focused()]:run() end,
 388               {description = "run prompt", group = "launcher"}),
 389
 390     awful.key({ modkey }, "x",
 391               function ()
 392                   awful.prompt.run({ prompt = "Run Lua code: " },
 393                   mypromptbox[awful.screen.focused()].widget,
 394                   awful.util.eval, nil,
 395                   awful.util.get_cache_dir() .. "/history_eval")
 396               end,
 397               {description = "lua execute prompt", group = "awesome"}),
 398     -- Menubar
 399     awful.key({ modkey }, "p", function() menubar.show() end,
 400               {description = "show the menubar", group = "launcher"})
 401 )
 402
 403 clientkeys = awful.util.table.join(
 404     awful.key({ modkey,           }, "f",
 405         function (c)
 406             c.fullscreen = not c.fullscreen
 407             c:raise()
 408         end,
 409         {description = "toggle fullscreen", group = "client"}),
 410     awful.key({ modkey, "Shift"   }, "c",      function (c) c:kill()                         end,
 411               {description = "close", group = "client"}),
 412     awful.key({ modkey, "Control" }, "space",  awful.client.floating.toggle                     ,
 413               {description = "toggle floating", group = "client"}),
 414     awful.key({ modkey, "Control" }, "Return", function (c) c:swap(awful.client.getmaster()) end,
 415               {description = "move to master", group = "client"}),
 416     awful.key({ modkey,           }, "o",      function (c) c:move_to_screen()               end,
 417               {description = "move to screen", group = "client"}),
 418     awful.key({ modkey,           }, "t",      function (c) c.ontop = not c.ontop            end,
 419               {description = "toggle keep on top", group = "client"}),
 420     awful.key({ modkey,           }, "n",
 421         function (c)
 422             -- The client currently has the input focus, so it cannot be
 423             -- minimized, since minimized clients can't have the focus.
 424             c.minimized = true
 425         end ,
 426         {description = "minimize", group = "client"}),
 427     awful.key({ modkey,           }, "m",
 428         function (c)
 429             c.maximized = not c.maximized
 430             c:raise()
 431         end ,
 432         {description = "maximize", group = "client"})
 433 )
 434
 435 -- Bind all key numbers to tags.
 436 -- Be careful: we use keycodes to make it works on any keyboard layout.
 437 -- This should map on the top row of your keyboard, usually 1 to 9.
 438 for i = 1, 9 do
 439     globalkeys = awful.util.table.join(globalkeys,
 440         -- View tag only.
 441         awful.key({ modkey }, "#" .. i + 9,
 442                   function ()
 443                         local screen = awful.screen.focused()
 444                         local tag = screen.tags[i]
 445                         if tag then
 446                            tag:view_only()
 447                         end
 448                   end,
 449                   {description = "view tag #"..i, group = "tag"}),
 450         -- Toggle tag.
 451         awful.key({ modkey, "Control" }, "#" .. i + 9,
 452                   function ()
 453                       local screen = awful.screen.focused()
 454                       local tag = screen.tags[i]
 455                       if tag then
 456                          awful.tag.viewtoggle(tag)
 457                       end
 458                   end,
 459                   {description = "toggle tag #" .. i, group = "tag"}),
 460         -- Move client to tag.
 461         awful.key({ modkey, "Shift" }, "#" .. i + 9,
 462                   function ()
 463                       if client.focus then
 464                           local tag = client.focus.screen.tags[i]
 465                           if tag then
 466                               client.focus:move_to_tag(tag)
 467                           end
 468                      end
 469                   end,
 470                   {description = "move focused client to tag #"..i, group = "tag"}),
 471         -- Toggle tag on focused client.
 472         awful.key({ modkey, "Control", "Shift" }, "#" .. i + 9,
 473                   function ()
 474                       if client.focus then
 475                           local tag = client.focus.screen.tags[i]
 476                           if tag then
 477                               client.focus:toggle_tag(tag)
 478                           end
 479                       end
 480                   end,
 481                   {description = "toggle focused client on tag #" .. i, group = "tag"})
 482     )
 483 end
 484
 485 clientbuttons = awful.util.table.join(
 486     awful.button({ }, 1, function (c) client.focus = c; c:raise() end),
 487     awful.button({ modkey }, 1, awful.mouse.client.move),
 488     awful.button({ modkey }, 3, awful.mouse.client.resize))
 489
 490 -- misc apps
 491 globalkeys = awful.util.table.join(globalkeys,
 492 awful.key({ cmdkey }, "n", function () awful.spawn("firefox") end),
 493 awful.key({ cmdkey }, "m", function () awful.spawn("chromium") end),
 494 awful.key({ cmdkey }, "y", function () awful.spawn(terminal .. " -e python") end),
 495 awful.key({ cmdkey }, "c", function () awful.spawn("icedove") end),
 496 awful.key({ cmdkey }, "r", function () mypromptbox[mouse.screen]:run() end),
 497 awful.key({ cmdkey }, "g", function () awful.spawn("gscan2pdf") end),
 498 awful.key({ cmdkey }, "v", function () awful.spawn("virt-manager") end),
 499 awful.key({ cmdkey }, "l", function () awful.spawn("libreoffice") end),
 500 awful.key({ cmdkey }, "i", function () awful.spawn(terminal .. " -title irc -name irc -e env MOSH_TITLE_NOPREFIX=true mosh -4 -- irc-host screen -dr irc") end),
 501 awful.key({ cmdkey }, "x", function () awful.spawn.with_shell("/sbin/start-stop-daemon --start --background --exec /usr/bin/xscreensaver -- -no-capture-stderr; sleep 2; xscreensaver-command -lock") end),
 502 awful.key({ cmdkey, "Shift" }, "x", function () awful.spawn("xscreensaver-command -exit") end),
 503
 504 -- function keys
 505 awful.key(nil, "XF86ScreenSaver", function () awful.spawn("xset dpms force off") end),
 506 awful.key(nil, "XF86AudioMute", function () awful.spawn("pactl set-sink-mute 0 toggle") end),
 507 awful.key(nil, "XF86AudioLowerVolume", function () awful.spawn("pactl set-sink-volume 0 -2%") end),
 508 awful.key(nil, "XF86AudioRaiseVolume", function () awful.spawn("pactl set-sink-volume 0 +2%") end),
 509 awful.key(nil, "XF86AudioMicMute", function () awful.spawn("pactl set-source-mute 1 toggle") end),
 510 awful.key(nil, "XF86MonBrightnessDown", function () awful.spawn("xbacklight -dec 5%") end),
 511 awful.key(nil, "XF86MonBrightnessUp", function () awful.spawn("xbacklight -inc 5%") end),
 512 awful.key(nil, "XF86Display", function () awful.spawn("") end),
 513 awful.key(nil, "XF86WLAN", function () awful.spawn("") end),
 514 awful.key(nil, "XF86Tools", function () awful.spawn("") end),
 515 awful.key(nil, "XF86Search", function () awful.spawn("") end),
 516 awful.key(nil, "XF86LaunchA", function () awful.spawn("") end),
 517 awful.key(nil, "XF86Explorer", function () awful.spawn("") end)
 518 )
 519
 520 -- Set keys
 521 root.keys(globalkeys)
 522 -- }}}
 523
 524 -- {{{ Rules
 525 -- Rules to apply to new clients (through the "manage" signal).
 526 awful.rules.rules = {
 527     -- All clients will match this rule.
 528     { rule = { },
 529       properties = { border_width = beautiful.border_width,
 530                      border_color = beautiful.border_normal,
 531                      focus = awful.client.focus.filter,
 532                      size_hints_honor = false,
 533                      raise = true,
 534                      keys = clientkeys,
 535                      buttons = clientbuttons,
 536                      placement = awful.placement.no_overlap+awful.placement.no_offscreen,
 537      }
 538     },
 539
 540     -- Floating clients.
 541     { rule_any = {
 542         instance = {
 543           "DTA",  -- Firefox addon DownThemAll.
 544           "copyq",  -- Includes session name in class.
 545         },
 546         class = {
 547           "Arandr",
 548           "Gpick",
 549           "Kruler",
 550           "MessageWin",  -- kalarm.
 551           "Sxiv",
 552           "Wpa_gui",
 553           "pinentry",
 554           "veromix",
 555           "xtightvncviewer"},
 556
 557         name = {
 558           "Event Tester",  -- xev.
 559         },
 560         role = {
 561           "AlarmWindow",  -- Thunderbird's calendar.
 562           "pop-up",       -- e.g. Google Chrome's (detached) Developer Tools.
 563         }
 564       }, properties = { floating = true }},
 565
 566     -- Add titlebars to normal clients and dialogs
 567     --DISABLED-- { rule_any = {type = { "normal", "dialog" }
 568     --DISABLED--  }, properties = { titlebars_enabled = true }
 569     --DISABLED-- },
 570
 571     { rule = { class = "URxvt", instance = "irc" },
 572       properties = { screen = screen.count(), tag = screen.count() == 1 and "2" or "1" } },
 573     { rule = { class = "Firefox", instance = "Navigator" },
 574       properties = { screen = screen.count() == 3 and "2" or "3", tag = "9" } },
 575     { rule = { class = "Icedove", instance = "Mail" },
 576       properties = { screen = screen.count() == 3 and "2" or "3", tag = "8" } },
 577     { rule = { class = "chromium" },
 578       properties = { screen = screen.count() == 3 and "2" or "3", tag = "9" } },
 579     { rule = { class = "Gscan2pdf", instance = "gscan2pdf" },
 580       properties = { screen = 1, tag = "7" } },
 581 }
 582 -- }}}
 583
 584 -- {{{ Signals
 585 -- Signal function to execute when a new client appears.
 586 client.connect_signal("manage", function (c)
 587     -- Set the windows at the slave,
 588     -- i.e. put it at the end of others instead of setting it master.
 589     -- if not awesome.startup then awful.client.setslave(c) end
 590
 591     if awesome.startup and
 592       not c.size_hints.user_position
 593       and not c.size_hints.program_position then
 594         -- Prevent clients from being unreachable after screen count changes.
 595         awful.placement.no_offscreen(c)
 596     end
 597 end)
 598
 599 -- Add a titlebar if titlebars_enabled is set to true in the rules.
 600 client.connect_signal("request::titlebars", function(c)
 601     -- buttons for the titlebar
 602     local buttons = awful.util.table.join(
 603         awful.button({ }, 1, function()
 604             client.focus = c
 605             c:raise()
 606             awful.mouse.client.move(c)
 607         end),
 608         awful.button({ }, 3, function()
 609             client.focus = c
 610             c:raise()
 611             awful.mouse.client.resize(c)
 612         end)
 613     )
 614
 615     awful.titlebar(c) : setup {
 616         { -- Left
 617             awful.titlebar.widget.iconwidget(c),
 618             buttons = buttons,
 619             layout  = wibox.layout.fixed.horizontal
 620         },
 621         { -- Middle
 622             { -- Title
 623                 align  = "center",
 624                 widget = awful.titlebar.widget.titlewidget(c)
 625             },
 626             buttons = buttons,
 627             layout  = wibox.layout.flex.horizontal
 628         },
 629         { -- Right
 630             awful.titlebar.widget.floatingbutton (c),
 631             awful.titlebar.widget.maximizedbutton(c),
 632             awful.titlebar.widget.stickybutton   (c),
 633             awful.titlebar.widget.ontopbutton    (c),
 634             awful.titlebar.widget.closebutton    (c),
 635             layout = wibox.layout.fixed.horizontal()
 636         },
 637         layout = wibox.layout.align.horizontal
 638     }
 639 end)
 640
 641 -- Enable sloppy focus
 642 client.connect_signal("mouse::enter", function(c)
 643     if awful.layout.get(c.screen) ~= awful.layout.suit.magnifier
 644         and awful.client.focus.filter(c) then
 645         client.focus = c
 646     end
 647 end)
 648
 649 client.connect_signal("focus", function(c) c.border_color = beautiful.border_focus end)
 650 client.connect_signal("unfocus", function(c) c.border_color = beautiful.border_normal end)
 651 -- }}}
 652
 653 -- vim:ft=lua:sw=4:sts=4:ts=4:et