path: root/hosts/ades/awesome.lua

-- -*- eval: (outline-minor-mode 1); outline-regexp: "^-- [*]+" -*-
-- * Load libraries
-- Standard awesome library
local gears = require("gears")
local awful = require("awful")
require("awful.autofocus")
-- Widget and layout library
local wibox = require("wibox")
-- Theme handling library
local beautiful = require("beautiful")
-- Notification library
local naughty = require("naughty")
local menubar = require("menubar")
local hotkeys_popup = require("awful.hotkeys_popup")

-- * Handle errors
-- Check if awesome encountered an error during startup and fell back to
-- another config (This code will only ever execute for the fallback config)
if awesome.startup_errors then
    naughty.notify({ preset = naughty.config.presets.critical,
                     title = "Oops, there were errors during startup!",
                     text = awesome.startup_errors })
end

-- Handle runtime errors after startup
do
    local in_error = false
    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 = tostring(err) })
        in_error = false
    end)
end

-- * Set theme
beautiful.init(gears.filesystem.get_themes_dir() .. "gtk/theme.lua")

-- * Set variables
terminal = "urxvt"
modkey = "Mod4"

awful.layout.layouts = {
    awful.layout.suit.floating,
    awful.layout.suit.tile,
    awful.layout.suit.tile.left,
    awful.layout.suit.tile.bottom,
    awful.layout.suit.max,
    awful.layout.suit.magnifier,
}

-- * Create widgets
mytextclock = wibox.widget.textclock()

-- * Define wibar buttons
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
	    client.focus:move_to_tag(t)
	 end
   end),
   awful.button({ }, 3, awful.tag.viewtoggle),
   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 = gears.table.join(
   awful.button({ }, 1, function (c)
	 if c == client.focus then
	    c.minimized = true
	 else
	    c:emit_signal(
	       "request::activate",
	       "tasklist",
	       {raise = true}
	    )
	 end
   end),
   awful.button({ }, 3, function()
	 awful.menu.client_list({ theme = { width = 250 } })
   end),
   awful.button({ }, 4, function ()
	 awful.client.focus.byidx(1)
   end),
   awful.button({ }, 5, function ()
	 awful.client.focus.byidx(-1)
end))
-- * Set wallpaper
beautiful.wallpaper = "/usr/local/share/wallpapers/music-room-piano.jpg"
local function set_wallpaper(s)
   if beautiful.wallpaper then
      local wallpaper = beautiful.wallpaper
      if type(wallpaper) == "function" then
         wallpaper = wallpaper(s)
      end
      gears.wallpaper.maximized(wallpaper, s, false)
   end
end

screen.connect_signal("property::geometry", set_wallpaper)

-- * Configure screens
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
    s.mypromptbox = awful.widget.prompt()
    -- Create an imagebox widget which will contain an icon indicating which layout we're using.
    -- We need one layoutbox per screen.
    s.mylayoutbox = awful.widget.layoutbox(s)
    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),
                           awful.button({ }, 5, function () awful.layout.inc(-1) end)))
    -- Create a taglist widget
    s.mytaglist = awful.widget.taglist {
        screen = s,
        filter = awful.widget.taglist.filter.all,
        buttons = taglist_buttons
    }

    -- Create a tasklist widget
    s.mytasklist = awful.widget.tasklist {
        screen = s,
        filter = awful.widget.tasklist.filter.currenttags,
        buttons = tasklist_buttons
    }

    -- Create the wibox
    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,
            s.mytaglist,
            s.mypromptbox,
        },
        s.mytasklist, -- Middle widget
        { -- Right widgets
            layout = wibox.layout.fixed.horizontal,
            wibox.widget.systray(),
            mytextclock,
            s.mylayoutbox,
        },
    }
end)

-- * Mouse bindings
root.buttons(gears.table.join(
    awful.button({ }, 4, awful.tag.viewnext),
    awful.button({ }, 5, awful.tag.viewprev)
))

-- * Key bindings
globalkeys = gears.table.join(
    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) end,
        {description = "focus next by index", group = "client"}
    ),
    awful.key({ modkey }, "k",
        function () awful.client.focus.byidx(-1) end,
        {description = "focus previous by index", group = "client"}
    ),

    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,
        {description = "go back", group = "client"}),

    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
                    c:emit_signal(
                        "request::activate", "key.unminimize", {raise = true}
                    )
                  end
              end,
              {description = "restore minimized", group = "client"}),

    -- Menubar
    awful.key({ modkey }, "r", function() menubar.show() end,
              {description = "show the menubar", group = "launcher"})
)

clientkeys = gears.table.join(
    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,
        {description = "minimize", group = "client"}),
    awful.key({ modkey }, "m",
        function (c)
            c.maximized = not c.maximized
            c:raise()
        end,
        {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 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 = gears.table.join(globalkeys,
        -- View tag only.
        awful.key({ modkey }, "#" .. i + 9,
                  function ()
                        local screen = awful.screen.focused()
                        local tag = screen.tags[i]
                        if tag then
                           tag:view_only()
                        end
                  end,
                  {description = "view tag #"..i, group = "tag"}),
        -- Toggle tag display.
        awful.key({ modkey, "Control" }, "#" .. i + 9,
                  function ()
                      local screen = awful.screen.focused()
                      local tag = screen.tags[i]
                      if tag then
                         awful.tag.viewtoggle(tag)
                      end
                  end,
                  {description = "toggle tag #" .. i, group = "tag"}),
        -- Move client to tag.
        awful.key({ modkey, "Shift" }, "#" .. i + 9,
                  function ()
                      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 then
                          local tag = client.focus.screen.tags[i]
                          if tag then
                              client.focus:toggle_tag(tag)
                          end
                      end
                  end,
                  {description = "toggle focused client on tag #" .. i, group = "tag"})
    )
end

clientbuttons = gears.table.join(
    awful.button({ }, 1, function (c)
        c:emit_signal("request::activate", "mouse_click", {raise = true})
    end),
    awful.button({ modkey }, 1, function (c)
        c:emit_signal("request::activate", "mouse_click", {raise = true})
        awful.mouse.client.move(c)
    end),
    awful.button({ modkey }, 3, function (c)
        c:emit_signal("request::activate", "mouse_click", {raise = true})
        awful.mouse.client.resize(c)
    end)
)

root.keys(globalkeys)

-- * Set rules
awful.rules.rules = {
    -- All clients will match this rule.
    { rule = { },
      properties = { border_width = beautiful.border_width,
                     border_color = beautiful.border_normal,
                     focus = awful.client.focus.filter,
                     raise = true,
                     keys = clientkeys,
                     buttons = clientbuttons,
                     screen = awful.screen.preferred,
                     placement = awful.placement.no_overlap+awful.placement.no_offscreen
     }
    },

    -- Floating clients.
    { rule_any = {
        instance = {
          "pinentry",
        },
        class = {
          "Blueman-manager",
          "Gpick",
          "Tor Browser", -- Needs a fixed window size to avoid fingerprinting by screen size.
        },

        -- Note that the name property shown in xprop might be set slightly after creation of the client
        -- and the name shown there might not match defined rules here.
        name = {
          "Event Tester",  -- xev.
        },
        role = {
          "AlarmWindow",  -- Thunderbird's calendar.
          "ConfigManager",  -- Thunderbird's about:config.
          "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 = true }
    },
}

-- * Connect signals
-- Signal function to execute when a new client appears.
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 = gears.table.join(
        awful.button({ }, 1, function()
            c:emit_signal("request::activate", "titlebar", {raise = true})
            awful.mouse.client.move(c)
        end),
        awful.button({ }, 3, function()
            c:emit_signal("request::activate", "titlebar", {raise = true})
            awful.mouse.client.resize(c)
        end)
    )

    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.minimizebutton(c),
            awful.titlebar.widget.maximizedbutton(c),
            awful.titlebar.widget.closebutton    (c),
            layout = wibox.layout.fixed.horizontal()
        },
        layout = wibox.layout.align.horizontal
    }
end)

-- Enable sloppy focus, so that focus follows mouse.
client.connect_signal("mouse::enter", function(c)
    c:emit_signal("request::activate", "mouse_enter", {raise = false})
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)