116 lines
2.8 KiB
Nim
116 lines
2.8 KiB
Nim
import ../../globurrl
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import std/[os,strutils,osproc,math]
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const backlight = "intel_backlight"
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const default_bg = yellow
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const default_fg = black
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const BACKLIGHT_CMD = "xbacklight"
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const UP_X = BACKLIGHT_CMD & " -inc %v" # %v is amount by
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const DOWN_X = BACKLIGHT_CMD & " -dec %v" # %v is amount by
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const SET_X = BACKLIGHT_CMD & " -set %v" # %v is amount by
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const BACKLIGHT_CMD_WL = "brightnessctl"
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const UP_WL = BACKLIGHT_CMD_WL & " set %v%+"
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const DOWN_WL = BACKLIGHT_CMD_WL & " set %v%-"
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const SET_WL = BACKLIGHT_CMD_WL & " set %v%"
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var CMD = BACKLIGHT_CMD
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var UP = UP_X
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var DOWN = DOWN_X
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var SET = SET_X
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const default_value = "5"
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proc getLimit(): int =
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try:
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let back_l = readFile("/sys/class/backlight/" & backlight & "/max_brightness")
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return parseInt(strip(back_l))
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except:
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echo "Error getting backlight max : ", getCurrentExceptionMsg()
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return -1
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let limit = getLimit()
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proc getDesign(pcnt: float): string =
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var icon = "🌑"
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case pcnt:
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of 85..100:
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icon = "🌕"
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of 75..85:
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icon = "🌖"
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of 50..75:
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icon = "🌗"
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of 35..50:
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icon = "🌘"
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else:
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icon = "🌑"
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let percent = toInt(round(pcnt,0))
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let text = icon & " " & $percent & "%"
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return text
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proc brightnessUp() =
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let cmd = replace(UP,"%v",default_value)
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discard execCmd(cmd)
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proc brightnessDown() =
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let cmd = replace(DOWN,"%v",default_value)
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discard execCmd(cmd)
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proc getBrightness*(run_once: bool = false) =
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var last_pcnt: float = 0
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while true:
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let current = parseInt(strip(readFile("/sys/class/backlight/" & backlight & "/actual_brightness")))
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let pcnt = (current/limit)*100
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if pcnt != last_pcnt:
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let text = getDesign(pcnt)
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var data = newInfo("Brightnurrs")
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data.full_text = text
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data.selected_bg = default_fg
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data.selected_fg = default_bg
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# i3bar stuff
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data.border = default_fg
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let args = @["up", "down"]
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let option = outputData(data,args)
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if option in args:
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case option:
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of "up":
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brightnessUp()
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getBrightness(true)
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of "down":
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brightnessDown()
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getBrightness(true)
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else:
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try:
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let i = parseInt(option)
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let cmd = replace(SET,"%v",$i)
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discard execCmd(cmd)
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getBrightness(true)
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except:
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echo getCurrentExceptionMsg()
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if run_once:
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break
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if stoploop:
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break
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last_pcnt = pcnt
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sleep(1000)
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proc main() =
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if limit == -1:
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switchTwmMode()
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return
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getBrightness()
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if isMainModule:
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block start:
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if wayland:
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CMD = BACKLIGHT_CMD_WL
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UP = UP_WL
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DOWN = DOWN_WL
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SET = SET_WL
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for arg in args:
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case arg:
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of "up":
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brightnessUp()
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break start
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of "down":
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brightnessDown()
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break start
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main()
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