beautiful: theme are now handled in Lua

Signed-off-by: Julien Danjou <julien@danjou.info>

awesomeConfig.cmake

@@ -275,13 +275,11 @@ set(AWESOME_THEMES_PATH      ${AWESOME_DATA_PATH}/themes)
 # }}}
 
 # {{{ Configure files
-file(GLOB_RECURSE awesome_lua_configure_files RELATIVE ${SOURCE_DIR} ${SOURCE_DIR}/lib/*.lua.in)
+file(GLOB_RECURSE awesome_lua_configure_files RELATIVE ${SOURCE_DIR} ${SOURCE_DIR}/lib/*.lua.in ${SOURCE_DIR}/themes/*/*.lua.in)
 set(AWESOME_CONFIGURE_FILES 
     ${awesome_lua_configure_files}
     config.h.in
     awesomerc.lua.in
-    themes/default/theme.in
-    themes/sky/theme.in
     awesome-version-internal.h.in
     awesome.doxygen.in)
 

awesomerc.lua.in

@@ -8,9 +8,9 @@ require("naughty")
 -- {{{ Variable definitions
 -- Themes define colours, icons, and wallpapers
 -- The default is a dark theme
-theme_path = "@AWESOME_THEMES_PATH@/default/theme"
+theme_path = "@AWESOME_THEMES_PATH@/default/theme.lua"
 -- Uncommment this for a lighter theme
--- theme_path = "@AWESOME_THEMES_PATH@/sky/theme"
+-- theme_path = "@AWESOME_THEMES_PATH@/sky/theme.lua"
 
 -- Actually load theme
 beautiful.init(theme_path)

lib/beautiful.lua.in

@@ -9,6 +9,9 @@
 local io = io
 local os = os
 local print = print
+local pairs = pairs
+local type = type
+local dofile = dofile
 local setmetatable = setmetatable
 local util = require("awful.util")
 local package = package
@@ -36,29 +39,32 @@ end
 -- @param path The theme file path.
 function init(path)
     if path then
-       local f = io.open(path)
+        theme = dofile(path)
 
-       if not f then
+        if theme then
-           return print("E: unable to load theme " .. path)
+            -- try and grab user's $HOME directory
-       end
+            local homedir = os.getenv("HOME")
-
+            -- expand '~'
-       for key, value in f:read("*all"):gsub("^", "\n"):gmatch("\n[\t ]*([a-z_]+)[\t ]*=[\t ]*([^\n\t]+)") do
+            if homedir then
-            value = value:gsub("~", os.getenv("HOME"))
+                for k, v in pairs(theme) do
-            if key == "wallpaper_cmd" then
+                    if type(v) == "string" then theme[k] = v:gsub("~", homedir) end
-                for s = 1, capi.screen.count() do
-                    util.spawn(value, false, s)
                 end
-            elseif key == "font" then
-                capi.awesome.font = value
-            elseif key == "fg_normal" then
-                capi.awesome.fg = value
-            elseif key == "bg_normal" then
-                capi.awesome.bg = value
             end
-            -- Store.
+
-            theme[key] = value
+            -- setup wallpaper
+            if theme.wallpaper_cmd then
+                for s = 1, capi.screen.count() do
+                    util.spawn(theme.wallpaper_cmd[util.cycle(#theme.wallpaper_cmd, s)], false, s)
+                end
+            end
+            if theme.font then capi.awesome.font = theme.font end
+            if theme.fg_normal then capi.awesome.fg = theme.fg_normal end
+            if theme.bg_normal then capi.awesome.bg = theme.bg_normal end
+        else
+            return print("E: error loading theme file " .. path)
         end
-        f:close()
+    else
+        return print("E: error loading theme: no path specified " )
     end
 end