only show battery information if there is a battery

diff --git a/.config/awesome/rc.lua b/.config/awesome/rc.lua
index ac3b11fb8b6899af9a1ddaf095579a5054657824..ac7ab6f63026dc2218317cab45138a5dae75474a 100644 (file)
--- a/.config/awesome/rc.lua
+++ b/.config/awesome/rc.lua
@@ -36,10 +36,13 @@ local vicious = require("vicious")
 local cpuwidget = wibox.widget.textbox()
 vicious.register(cpuwidget, vicious.widgets.cpu, "$1%CPU ")
 local batwidget = wibox.widget.textbox()
+local has_battery = false
 if file_exists("/sys/class/power_supply/BAT1") then
    vicious.register(batwidget,vicious.widgets.bat," $2%$1 $3",120,"BAT1")
-else
+   has_battery = true
+elseif file_exists("/sys/class/power_supply/BAT0") then
    vicious.register(batwidget,vicious.widgets.bat," $2%$1 $3",120,"BAT0")
+   has_battery = true
 end
 -- This is used later as the default terminal and editor to run.
 terminal = "x-terminal-emulator"
@@ -182,7 +185,9 @@ for s = 1, screen.count() do
     if s == 1 then right_layout:add(wibox.widget.systray()) end
     
     right_layout:add(cpuwidget)
-    right_layout:add(batwidget)
+    if has_battery then
+       right_layout:add(batwidget)
+    end
     right_layout:add(mytextclock)
     right_layout:add(mylayoutbox[s])