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battery: always update status (fix perc) #199 #203
[etc/awesome.git] / widgets / abase.lua
index 075d615e81d4fe099a69e08500d64e0906f5d237..fb20d768222e974e83f6af9b2360c05a5290eaf5 100644 (file)
@@ -12,7 +12,7 @@ local wibox        = require("wibox")
 
 local setmetatable = setmetatable
 
--- Basic template for custom widgets 
+-- Basic template for custom widgets
 -- Asynchronous version
 -- lain.widgets.abase
 
@@ -27,10 +27,12 @@ local function worker(args)
 
     function abase.update()
         async.request(cmd, function(f)
-            output = f:read("*a")
-            f:close()
-            widget = abase.widget
-            settings()
+            output = f
+            if output ~= abase.prev then
+                widget = abase.widget
+                settings()
+                abase.prev = output
+            end
         end)
     end