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add: battery plugin

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Peter Hoeg
Peter Hoeg committed Oct 20, 2011
1 parent 757fa33 commit 6095fe4f7157ba444addaf436f9f44e3d491a784
Showing with 20 additions and 0 deletions.
  1. +20 −0 plugins/battery/battery.plugin.zsh
@@ -0,0 +1,20 @@
+if [[ $(acpi 2&>/dev/null | grep -c '^Battery.*Discharging') -gt 0 ]] ; then
+ function battery_pct_remaining() { echo "$(acpi | cut -f2 -d ',' | tr -cd '[:digit:]')" }
+ function battery_time_remaining() { echo $(acpi | cut -f3 -d ',') }
+ function battery_pct_prompt() {
+ b=$(battery_pct_remaining)
+ if [ $b -gt 50 ] ; then
+ color='green'
+ elif [ $b -gt 20 ] ; then
+ color='yellow'
+ else
+ color='red'
+ fi
+ echo "%{$fg[$color]%}[$(battery_pct_remaining)%%]%{$reset_color%}"
+ }
+else
+ error_msg='no battery'
+ function battery_pct_remaining() { echo $error_msg }
+ function battery_time_remaining() { echo $error_msg }
+ function battery_pct_prompt() { echo '' }
+fi

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