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Merge pull request #157 from dritter/battery_rework

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Performance improvement of battery segment
This commit is contained in:
Ben Hilburn 2015-12-12 16:21:14 -08:00
commit df153db93b
1 changed files with 51 additions and 29 deletions
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powerlevel9k.zsh-theme
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@ -218,43 +218,56 @@ prompt_custom() {
} }
prompt_battery() { prompt_battery() {
icons[BATTERY_ICON]=$'\UE894' # The battery can have different states.
# Default is "unknown"
local current_state="unknown"
typeset -AH battery_states
battery_states=(
'low' 'red'
'charging' 'yellow'
'charged' 'green'
'disconnected' "$DEFAULT_COLOR_INVERTED"
)
# set default values of not specified in shell # set default values of not specified in shell
[[ -z $POWERLEVEL9K_BATTERY_CHARGING ]] && POWERLEVEL9K_BATTERY_CHARGING="yellow" set_default POWERLEVEL9K_BATTERY_LOW_THRESHOLD 10
[[ -z $POWERLEVEL9K_BATTERY_CHARGED ]] && POWERLEVEL9K_BATTERY_CHARGED="green"
[[ -z $POWERLEVEL9K_BATTERY_DISCONNECTED ]] && POWERLEVEL9K_BATTERY_DISCONNECTED="$DEFAULT_COLOR_INVERTED"
[[ -z $POWERLEVEL9K_BATTERY_LOW_THRESHOLD ]] && POWERLEVEL9K_BATTERY_LOW_THRESHOLD=10
[[ -z $POWERLEVEL9K_BATTERY_LOW_COLOR ]] && POWERLEVEL9K_BATTERY_LOW_COLOR="red"
[[ -z $POWERLEVEL9K_BATTERY_FOREGROUND ]] && local fg_color="" || local fg_color="%F{$POWERLEVEL9K_BATTERY_FOREGROUND}"
[[ -z $POWERLEVEL9K_BATTERY_FOREGROUND ]] && local conn="$DEFAULT_COLOR_INVERTED" || local conn="$POWERLEVEL9K_BATTERY_FOREGROUND"
if [[ $OS =~ OSX && -f /usr/sbin/ioreg && -x /usr/sbin/ioreg ]]; then if [[ $OS =~ OSX && -f /usr/sbin/ioreg && -x /usr/sbin/ioreg ]]; then
# Pre-Grep all needed informations to save some memory and
# as little pollution of the xtrace output as possible.
local raw_data=$(ioreg -n AppleSmartBattery | grep -E "MaxCapacity|TimeRemaining|CurrentCapacity|ExternalConnected|IsCharging")
# return if there is no battery on system # return if there is no battery on system
[[ -z $(ioreg -n AppleSmartBattery | grep MaxCapacity) ]] && return [[ -z $(echo $raw_data | grep MaxCapacity) ]] && return
# get charge status
[[ $(ioreg -n AppleSmartBattery | grep ExternalConnected | awk '{ print $5 }') =~ "Yes" ]] && local connected=true
[[ $(ioreg -n AppleSmartBattery | grep IsCharging | awk '{ print $5 }') =~ "Yes" ]] && local charging=true
# convert time remaining from minutes to hours:minutes date string # convert time remaining from minutes to hours:minutes date string
local time_remaining=$(ioreg -n AppleSmartBattery | grep TimeRemaining | awk '{ print $5 }') local time_remaining=$(echo $raw_data | grep TimeRemaining | awk '{ print $5 }')
if [[ ! -z $time_remaining ]]; then if [[ -n $time_remaining ]]; then
# this value is set to a very high number when the system is calculating # this value is set to a very high number when the system is calculating
[[ $time_remaining -gt 10000 ]] && local tstring="..." || local tstring=${(f)$(date -u -r $(($time_remaining * 60)) +%k:%M)} [[ $time_remaining -gt 10000 ]] && local tstring="..." || local tstring=${(f)$(date -u -r $(($time_remaining * 60)) +%k:%M)}
fi fi
# get charge values # get charge values
local max_capacity=$(ioreg -n AppleSmartBattery | grep MaxCapacity | awk '{ print $5 }') local max_capacity=$(echo $raw_data | grep MaxCapacity | awk '{ print $5 }')
local current_capacity=$(ioreg -n AppleSmartBattery | grep CurrentCapacity | awk '{ print $5 }') local current_capacity=$(echo $raw_data | grep CurrentCapacity | awk '{ print $5 }')
[[ ! -z $max_capacity && ! -z $current_capacity ]] && local bat_percent=$(ruby -e "puts ($current_capacity.to_f / $max_capacity.to_f * 100).round.to_i") if [[ -n "$max_capacity" && -n "$current_capacity" ]]; then
typeset -i 10 bat_percent
bat_percent=$(( (current_capacity * 100) / max_capacity ))
fi
# logic for string output local remain=""
[[ $charging =~ true && $connected =~ true ]] && local conn="$POWERLEVEL9K_BATTERY_CHARGING" && local remain=" ($tstring)" ## logic for string output
[[ ! $charging =~ true && $connected =~ true ]] && local conn="$POWERLEVEL9K_BATTERY_CHARGED" && local remain="" # Powerplug connected
if [[ ! $connected =~ true ]]; then if [[ $(echo $raw_data | grep ExternalConnected | awk '{ print $5 }') =~ "Yes" ]]; then
[[ $bat_percent -lt $POWERLEVEL9K_BATTERY_LOW_THRESHOLD ]] && local conn="$POWERLEVEL9K_BATTERY_LOW_COLOR" || local conn="$POWERLEVEL9K_BATTERY_DISCONNECTED" # Battery is charging
local remain=" ($tstring)" if [[ $(echo $raw_data | grep IsCharging | awk '{ print $5 }') =~ "Yes" ]]; then
current_state="charging"
remain=" ($tstring)"
else
current_state="charged"
fi
else
[[ $bat_percent -lt $POWERLEVEL9K_BATTERY_LOW_THRESHOLD ]] && current_state="low" || current_state="disconnected"
remain=" ($tstring)"
fi fi
fi fi
@ -266,12 +279,13 @@ prompt_battery() {
# return if no battery found # return if no battery found
[[ -z $bat ]] && return [[ -z $bat ]] && return
[[ $(cat $bat/capacity) -gt 100 ]] && local bat_percent=100 || local bat_percent=$(cat $bat/capacity) [[ $(cat $bat/capacity) -gt 100 ]] && local bat_percent=100 || local bat_percent=$(cat $bat/capacity)
[[ $(cat $bat/status) =~ Charging ]] && local connected=true [[ $(cat $bat/status) =~ Charging ]] && local connected=true
[[ $(cat $bat/status) =~ Charging && $bat_percent =~ 100 ]] && local conn="$POWERLEVEL9K_BATTERY_CHARGED" [[ $(cat $bat/status) =~ Charging && $bat_percent =~ 100 ]] && current_state="charged"
[[ $(cat $bat/status) =~ Charging && $bat_percent -lt 100 ]] && local conn="$POWERLEVEL9K_BATTERY_CHARGING" [[ $(cat $bat/status) =~ Charging && $bat_percent -lt 100 ]] && current_state="charging"
if [[ -z $connected ]]; then if [[ -z $connected ]]; then
[[ $bat_percent -lt $POWERLEVEL9K_BATTERY_LOW_THRESHOLD ]] && local conn="$POWERLEVEL9K_BATTERY_LOW_COLOR" || local conn="$POWERLEVEL9K_BATTERY_DISCONNECTED" [[ $bat_percent -lt $POWERLEVEL9K_BATTERY_LOW_THRESHOLD ]] && current_state="low" || current_state="disconnected"
fi fi
if [[ -f /usr/bin/acpi ]]; then if [[ -f /usr/bin/acpi ]]; then
local time_remaining=$(acpi | awk '{ print $5 }') local time_remaining=$(acpi | awk '{ print $5 }')
@ -281,11 +295,19 @@ prompt_battery() {
local tstring=${(f)$(date -u -d "$(echo $time_remaining)" +%k:%M)} local tstring=${(f)$(date -u -d "$(echo $time_remaining)" +%k:%M)}
fi fi
fi fi
[[ ! -z $tstring ]] && local remain=" ($tstring)" [[ -n $tstring ]] && local remain=" ($tstring)"
fi
# prepare string
local message="$(print_icon 'BATTERY_ICON')"
# Default behavior: Be verbose!
set_default POWERLEVEL9K_BATTERY_VERBOSE true
if [[ "$POWERLEVEL9K_BATTERY_VERBOSE" == true ]]; then
message="$message $bat_percent%%$remain"
fi fi
# display prompt_segment # display prompt_segment
[[ ! -z $bat_percent ]] && "$1_prompt_segment" "$0" "$DEFAULT_COLOR" "$DEFAULT_COLOR_INVERTED" "%F{$conn}$(print_icon 'BATTERY_ICON')$fg_color $bat_percent%%$remain%f" [[ -n $bat_percent ]] && "$1_prompt_segment" "${0}_${current_state}" "$DEFAULT_COLOR" "${battery_states[$current_state]}" "$message"
} }
# Context: user@hostname (who am I and where am I) # Context: user@hostname (who am I and where am I)