new I/O file helper functions

[etc/awesome.git] / widgets / bat.lua

diff --git a/widgets/bat.lua b/widgets/bat.lua
index aa896407231bb28730317fcd7582ab8f8b66114b..48a14fb844f719cd83a57aa2ba35bf378387a528 100644 (file)
--- a/widgets/bat.lua
+++ b/widgets/bat.lua
@@ -27,6 +27,7 @@ local function worker(args)
     local args = args or {}
     local timeout = args.timeout or 30
     local battery = args.battery or "BAT0"
     local args = args or {}
     local timeout = args.timeout or 30
     local battery = args.battery or "BAT0"

+    local notify = args.notify or "on"

     local settings = args.settings or function() end
 
     bat.widget = wibox.widget.textbox('')
     local settings = args.settings or function() end
 
     bat.widget = wibox.widget.textbox('')


@@ -79,11 +80,24 @@ local function worker(args)
             if min < 0 then min = 0 elseif min > 59 then min = 59 end
 
             bat_now.time = string.format("%02d:%02d", hrs, min)
             if min < 0 then min = 0 elseif min > 59 then min = 59 end
 
             bat_now.time = string.format("%02d:%02d", hrs, min)

-            bat_now.perc = string.format("%d", (rem / tot) * 100)
-            bat_now.watt = string.format("%.2fW", (rate * ratev) / 1e12)
+
+            local perc = (rem / tot) * 100
+            if perc <= 100 then
+                bat_now.perc = string.format("%d", perc)
+            elseif perc > 100 then
+                bat_now.perc = "100"
+            elseif perc < 0 then
+                bat_now.perc = "0"
+            end
+
+            if rate ~= nil and ratev ~= nil then
+                bat_now.watt = string.format("%.2fW", (rate * ratev) / 1e12)
+            else
+                bat_now.watt = "N/A"
+            end

 
             -- notifications for low and critical states
 
             -- notifications for low and critical states

-            if bat_now.status == "Discharging"
+            if bat_now.status == "Discharging" and notify == "on"

             then
                 if tonumber(bat_now.perc) <= 5
                 then
             then
                 if tonumber(bat_now.perc) <= 5
                 then