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authorjao <jao@gnu.org>2016-05-04 03:46:54 +0200
committerjao <jao@gnu.org>2016-05-04 03:46:54 +0200
commita2ed4f38c415259040d3e7513e72c1fab018feb1 (patch)
treecc3aa2893606171d5f9542a786bced22184b2cd8 /src/Plugins/Monitors
parent37189a6f08edc8391a2cde776b733b92b8b3943c (diff)
downloadxmobar-a2ed4f38c415259040d3e7513e72c1fab018feb1.tar.gz
xmobar-a2ed4f38c415259040d3e7513e72c1fab018feb1.tar.bz2
Fixes for Battery status computations (issue #231)
Diffstat (limited to 'src/Plugins/Monitors')
-rw-r--r--src/Plugins/Monitors/Batt.hs29
1 files changed, 20 insertions, 9 deletions
diff --git a/src/Plugins/Monitors/Batt.hs b/src/Plugins/Monitors/Batt.hs
index 61961cb..2207a66 100644
--- a/src/Plugins/Monitors/Batt.hs
+++ b/src/Plugins/Monitors/Batt.hs
@@ -1,7 +1,7 @@
-----------------------------------------------------------------------------
-- |
-- Module : Plugins.Monitors.Batt
--- Copyright : (c) 2010, 2011, 2012, 2013, 2015 Jose A Ortega
+-- Copyright : (c) 2010, 2011, 2012, 2013, 2015, 2016 Jose A Ortega
-- (c) 2010 Andrea Rossato, Petr Rockai
-- License : BSD-style (see LICENSE)
--
@@ -21,6 +21,7 @@ import System.FilePath ((</>))
import System.IO (IOMode(ReadMode), hGetLine, withFile)
import System.Posix.Files (fileExist)
import System.Console.GetOpt
+import Data.List (sort, sortOn, group)
data BattOpts = BattOpts
{ onString :: String
@@ -84,7 +85,7 @@ parseOpts argv =
(o, _, []) -> return $ foldr id defaultOpts o
(_, _, errs) -> ioError . userError $ concat errs
-data Status = Charging | Discharging | Idle
+data Status = Charging | Discharging | Full | Idle deriving (Read, Eq)
data Result = Result Float Float Float Status | NA
@@ -101,6 +102,7 @@ data Files = Files
, fNow :: String
, fVoltage :: String
, fCurrent :: String
+ , fStatus :: String
, isCurrent :: Bool
} | NoFiles
@@ -108,6 +110,7 @@ data Battery = Battery
{ full :: !Float
, now :: !Float
, power :: !Float
+ , status :: !String
}
safeFileExist :: String -> String -> IO Bool
@@ -132,6 +135,7 @@ batteryFiles bat =
, fNow = prefix </> ch ++ "_now"
, fCurrent = prefix </> cf
, fVoltage = prefix </> "voltage_now"
+ , fStatus = prefix </> "status"
, isCurrent = not ip}
haveAc :: FilePath -> IO Bool
@@ -140,17 +144,22 @@ haveAc f =
where onError = const (return False) :: SomeException -> IO Bool
readBattery :: Float -> Files -> IO Battery
-readBattery _ NoFiles = return $ Battery 0 0 0
+readBattery _ NoFiles = return $ Battery 0 0 0 "Idle"
readBattery sc files =
do a <- grab $ fFull files
b <- grab $ fNow files
d <- grab $ fCurrent files
+ s <- grabs $ fStatus files
let sc' = if isCurrent files then sc / 10 else sc
- return $ Battery (3600 * a / sc') -- wattseconds
+ a' = max a b -- sometimes the reported max charge is lower than
+ return $ Battery (3600 * a' / sc') -- wattseconds
(3600 * b / sc') -- wattseconds
(d / sc') -- watts
+ s -- string: Discharging/Charging/Full
where grab f = handle onError $ withFile f ReadMode (fmap read . hGetLine)
onError = const (return (-1)) :: SomeException -> IO Float
+ grabs f = handle onError' $ withFile f ReadMode hGetLine
+ onError' = const (return "Idle") :: SomeException -> IO String
readBatteries :: BattOpts -> [Files] -> IO Result
readBatteries opts bfs =
@@ -163,9 +172,9 @@ readBatteries opts bfs =
time = if watts == 0 then 0 else max 0 (sum $ map time' bats)
mwatts = if watts == 0 then 1 else sign * watts
time' b = (if ac then full b - now b else now b) / mwatts
- acst | time == 0 = Idle
- | ac = Charging
- | otherwise = Discharging
+ statuses :: [Status]
+ statuses = map read (sort (map status bats))
+ acst = head $ last $ sortOn length (group statuses)
return $ if isNaN left then NA else Result left watts time acst
runBatt :: [String] -> Monitor String
@@ -200,6 +209,7 @@ runBatt' bfs args = do
where hours = show (x `div` 3600)
minutes = show ((x `mod` 3600) `div` 60)
fmtStatus opts Idle = idleString opts
+ fmtStatus opts Full = idleString opts
fmtStatus opts Charging = onString opts
fmtStatus opts Discharging = offString opts
maybeColor Nothing str = str
@@ -208,9 +218,10 @@ runBatt' bfs args = do
| -x >= highThreshold o = maybeColor (highWColor o)
| -x >= lowThreshold o = maybeColor (mediumWColor o)
| otherwise = maybeColor (lowWColor o)
- getIconPattern opts status x = do
+ getIconPattern opts st x = do
let x' = minimum [1, x]
- case status of
+ case st of
Idle -> showIconPattern (idleIconPattern opts) x'
+ Full -> showIconPattern (idleIconPattern opts) x'
Charging -> showIconPattern (onIconPattern opts) x'
Discharging -> showIconPattern (offIconPattern opts) x'