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authorPavel Kalugin <pavel@pavelthebest.me>2022-01-31 21:48:15 +0300
committerPavel Kalugin <pavel@pavelthebest.me>2022-01-31 23:40:49 +0300
commit65f67cc86d3929802f227133c1003dc4174ee85d (patch)
treefed382a49089fdabcea9e2fa7399cb4e5a2e6acc /src/Xmobar
parentdde86479be0835ae4a9fe14e14857a3460fd8e1d (diff)
downloadxmobar-65f67cc86d3929802f227133c1003dc4174ee85d.tar.gz
xmobar-65f67cc86d3929802f227133c1003dc4174ee85d.tar.bz2
Text output: support choosing between Pango and ANSI markup
Signed-off-by: Pavel Kalugin <pavel@pavelthebest.me>
Diffstat (limited to 'src/Xmobar')
-rw-r--r--src/Xmobar/App/Config.hs2
-rw-r--r--src/Xmobar/App/TextEventLoop.hs30
-rw-r--r--src/Xmobar/Config/Parse.hs7
-rw-r--r--src/Xmobar/Config/Types.hs6
4 files changed, 36 insertions, 9 deletions
diff --git a/src/Xmobar/App/Config.hs b/src/Xmobar/App/Config.hs
index bada3aa..34127aa 100644
--- a/src/Xmobar/App/Config.hs
+++ b/src/Xmobar/App/Config.hs
@@ -66,7 +66,7 @@ defaultConfig =
, verbose = False
, signal = SignalChan Nothing
, textOutput = False
- , ansiColors = True
+ , textOutputColors = Ansi
}
-- | Return the path to the xmobar data directory. This directory is
diff --git a/src/Xmobar/App/TextEventLoop.hs b/src/Xmobar/App/TextEventLoop.hs
index 57f5c1a..3b754ac 100644
--- a/src/Xmobar/App/TextEventLoop.hs
+++ b/src/Xmobar/App/TextEventLoop.hs
@@ -17,6 +17,7 @@
module Xmobar.App.TextEventLoop (textLoop) where
import Prelude hiding (lookup)
+import Text.Printf
import System.IO
import Data.List (intercalate)
@@ -26,7 +27,7 @@ import Control.Concurrent.Async (Async)
import Control.Concurrent.STM
import Xmobar.System.Signal
-import Xmobar.Config.Types (Config, ansiColors)
+import Xmobar.Config.Types (Config(textOutputColors), TextColorFormat(..))
import Xmobar.X11.Parsers (Segment, Widget(..), parseString, tColorsString, colorComponents)
import Xmobar.App.CommandThreads (initLoop, loop)
@@ -84,10 +85,33 @@ withAnsiColor (fg, bg) s = wrap "38;" fg (wrap "48;" bg s)
then w
else "\x1b[" ++ cd ++ ansiCode cl ++ "m" ++ w ++ "\x1b[0m"
+replaceAll :: (Eq a) => a -> [a] -> [a] -> [a]
+replaceAll c s = concatMap (\x -> if x == c then s else [x])
+
+xmlEscape :: String -> String
+xmlEscape s = replaceAll '"' "&quot;" $
+ replaceAll '\'' "&apos;" $
+ replaceAll '<' "&lt;" $
+ replaceAll '>' "&gt;" $
+ replaceAll '&' "&amp;" s
+
+withPangoColor :: (String, String) -> String -> String
+withPangoColor (fg, bg) s =
+ printf fmt (xmlEscape fg) (xmlEscape bg) (xmlEscape s)
+ where fmt = "<span foreground=\"%s\" background=\"%s\">%s</span>"
+
+withColor :: TextColorFormat -> (String, String) -> String -> String
+withColor format color = case format of
+ NoColors -> id
+ Ansi -> withAnsiColor color
+ Pango -> withPangoColor color
+
+
asText :: Config -> Segment -> String
asText conf (Text s, info, _, _) =
- if null color then s else withAnsiColor (colorComponents conf color) s
- where color = if ansiColors conf then tColorsString info else ""
+ withColor (textOutputColors conf) components s
+ where components = colorComponents conf color
+ color = tColorsString info
asText colors (Hspace n, i, x, y) =
asText colors (Text $ replicate (fromIntegral n) ' ', i, x, y)
asText _ _ = ""
diff --git a/src/Xmobar/Config/Parse.hs b/src/Xmobar/Config/Parse.hs
index 4c43e4d..fa99c59 100644
--- a/src/Xmobar/Config/Parse.hs
+++ b/src/Xmobar/Config/Parse.hs
@@ -62,7 +62,7 @@ parseConfig defaultConfig =
perms = permute $ Config
<$?> pFont <|?> pFontList <|?> pWmClass <|?> pWmName
<|?> pBgColor <|?> pFgColor <|?> pPosition
- <|?> pTextOutput <|?> pAnsiColors
+ <|?> pTextOutput <|?> pTextOutputColors
<|?> pTextOffset <|?> pTextOffsets
<|?> pIconOffset <|?> pBorder
<|?> pBdColor <|?> pBdWidth <|?> pAlpha <|?> pHideOnStart
@@ -71,17 +71,18 @@ parseConfig defaultConfig =
<|?> pCommands <|?> pSepChar <|?> pAlignSep <|?> pTemplate
<|?> pVerbose <|?> pSignal
- fields = [ "font", "additionalFonts","bgColor", "fgColor"
+ fields = [ "font", "additionalFonts", "bgColor", "fgColor"
, "wmClass", "wmName", "sepChar"
, "alignSep" , "border", "borderColor" ,"template"
, "position" , "textOffset", "textOffsets", "iconOffset"
, "allDesktops", "overrideRedirect", "pickBroadest"
, "hideOnStart", "lowerOnStart", "persistent", "iconRoot"
, "alpha", "commands", "verbose", "signal", "textOutput"
+ , "textOutputColors"
]
pTextOutput = readField textOutput "textOutput"
- pAnsiColors = readField textOutput "textAnsiColors"
+ pTextOutputColors = readField textOutputColors "textOutputColors"
pFont = strField font "font"
pFontList = strListField additionalFonts "additionalFonts"
pWmClass = strField wmClass "wmClass"
diff --git a/src/Xmobar/Config/Types.hs b/src/Xmobar/Config/Types.hs
index 6ea012f..5f19528 100644
--- a/src/Xmobar/Config/Types.hs
+++ b/src/Xmobar/Config/Types.hs
@@ -16,7 +16,7 @@ module Xmobar.Config.Types
( -- * Configuration
-- $config
Config (..)
- , XPosition (..), Align (..), Border(..)
+ , XPosition (..), Align (..), Border (..), TextColorFormat (..)
, SignalChan (..)
) where
@@ -37,7 +37,7 @@ data Config =
, fgColor :: String -- ^ Default font color
, position :: XPosition -- ^ Top Bottom or Static
, textOutput :: Bool -- ^ Write data to stdout instead of X
- , ansiColors :: Bool -- ^ Use ANSI color escapes for stdout
+ , textOutputColors :: TextColorFormat -- ^ Which color format to use for stdout: Ansi or Pango
, textOffset :: Int -- ^ Offset from top of window for text
, textOffsets :: [Int] -- ^ List of offsets for additionalFonts
, iconOffset :: Int -- ^ Offset from top of window for icons
@@ -98,6 +98,8 @@ data Border = NoBorder
| FullBM Int
deriving ( Read, Show, Eq )
+data TextColorFormat = NoColors | Ansi | Pango deriving ( Read, Show, Eq )
+
newtype SignalChan = SignalChan { unSignalChan :: Maybe (STM.TMVar SignalType) }
instance Read SignalChan where