lib/beautiful.lua.in

   1 ----------------------------------------------------------------------------
   2 -- @author Damien Leone &lt;damien.leone@gmail.com&gt;
   3 -- @author Julien Danjou &lt;julien@danjou.info&gt;
   4 -- @copyright 2008-2009 Damien Leone, Julien Danjou
   5 -- @release @AWESOME_VERSION@
   6 ----------------------------------------------------------------------------
   7
   8 -- Grab environment
   9 local io = io
  10 local os = os
  11 local print = print
  12 local pcall = pcall
  13 local pairs = pairs
  14 local type = type
  15 local dofile = dofile
  16 local setmetatable = setmetatable
  17 local util = require("awful.util")
  18 local package = package
  19 local capi =
  20 {
  21     screen = screen,
  22     awesome = awesome,
  23     image = image
  24 }
  25
  26 --- Theme library.
  27 module("beautiful")
  28
  29 -- Local data
  30 local theme
  31
  32 --- Init function, should be runned at the beginning of configuration file.
  33 -- @param path The theme file path.
  34 function init(path)
  35     if path then
  36         local success
  37         success, theme = pcall(function() return dofile(path) end)
  38
  39         if not success then
  40             return print("E: beautiful: error loading theme file " .. theme)
  41         elseif theme then
  42             -- try and grab user's $HOME directory
  43             local homedir = os.getenv("HOME")
  44             -- expand '~'
  45             if homedir then
  46                 for k, v in pairs(theme) do
  47                     if type(v) == "string" then theme[k] = v:gsub("~", homedir) end
  48                 end
  49             end
  50
  51             -- setup wallpaper
  52             if theme.wallpaper_cmd then
  53                 for s = 1, capi.screen.count() do
  54                     util.spawn(theme.wallpaper_cmd[util.cycle(#theme.wallpaper_cmd, s)], false, s)
  55                 end
  56             end
  57             if theme.font then capi.awesome.font = theme.font end
  58             if theme.fg_normal then capi.awesome.fg = theme.fg_normal end
  59             if theme.bg_normal then capi.awesome.bg = theme.bg_normal end
  60         else
  61             return print("E: beautiful: error loading theme file " .. path)
  62         end
  63     else
  64         return print("E: beautiful: error loading theme: no path specified")
  65     end
  66 end
  67
  68 --- Get the current theme.
  69 -- @return The current theme table.
  70 function get()
  71     return theme
  72 end
  73
  74 setmetatable(_M, { __index = function(t, k) return theme[k] end })
  75
  76 -- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80