base: update subfuction added; contrib/brightness removed because now redundant

widgets/base.lua

@@ -12,7 +12,7 @@ local wibox        = require("wibox")
 local io           = io
 local setmetatable = setmetatable
 
--- Basic template for simple widgets 
+-- Basic template for custom widgets 
 -- lain.widgets.base
 local base = {}
 
@@ -24,14 +24,17 @@ local function worker(args)
 
     base.widget = wibox.widget.textbox('')
 
-    function update()
-        output = io.popen(cmd):read("*all")
+    function base.update()
+        local f = assert(io.popen(cmd))
+        output = f:read("*all")
+        f:close()
         widget = base.widget
         settings()
     end
 
     newtimer(cmd, timeout, update)
-    return base.widget
+
+    return setmetatable(base, { __index = base.widget })
 end
 
 return setmetatable(base, { __call = function(_, ...) return worker(...) end })

widgets/contrib/brightness.lua

@@ -1,42 +0,0 @@
-
---[[
-                                                   
-     Licensed under GNU General Public License v2  
-      * (c) 2013, yawnt <yawn.localhost@gmail.com> 
-                                                   
---]]
-
-local newtimer        = require("lain.helpers").newtimer
-
-local wibox           = require("wibox")
-local io              = { popen  = io.popen }
-
-local setmetatable    = setmetatable
-
--- Brightness level
--- lain.widgets.contrib.brightness
-local brightness = {}
-
-local function worker(args)
-    local args      = args or {}
-    local backlight = args.backlight or "acpi_video0"
-    local timeout   = args.timeout or 5
-    local settings  = args.settings or function() end
-
-    brightness.widget = wibox.widget.textbox('')
-
-    function brightness.update()
-        local f = assert(io.popen('cat /sys/class/backlight/' .. backlight .. "/brightness"))
-        brightness_now = f:read("*a")
-        f:close()
-
-        widget = brightness.widget
-        settings()
-    end
-
-    newtimer("brightness", timeout, brightness.update)
-
-    return setmetatable(brightness, { __index = brightness.widget })
-end
-
-return setmetatable(brightness, { __call = function(_, ...) return worker(...) end })

wiki

@@ -1 +1 @@
-Subproject commit 60754084cf7bb69d7387484e12fa686c73cfe1bc
+Subproject commit b56a779e276987cb9f8f8d81785d35633db047d1