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authorUnoqwy <julien.qwy@gmail.com>2020-07-25 00:10:30 +0200
committerUnoqwy <julien.qwy@gmail.com>2020-08-07 19:49:33 +0200
commit45126039c7d1a7c990e83c644df984823aff6656 (patch)
treea0dcb26cda22a10c69715f6e385816dea256a47e /src
parentafc7a9eff0c3b65b0df83e05dd90d2c2c8202a6c (diff)
downloadxmobar-45126039c7d1a7c990e83c644df984823aff6656.tar.gz
xmobar-45126039c7d1a7c990e83c644df984823aff6656.tar.bz2
Add the <box> tag to set borders around text
Diffstat (limited to 'src')
-rw-r--r--src/Xmobar/X11/Draw.hs61
-rw-r--r--src/Xmobar/X11/Parsers.hs58
2 files changed, 99 insertions, 20 deletions
diff --git a/src/Xmobar/X11/Draw.hs b/src/Xmobar/X11/Draw.hs
index cd74872..8906da2 100644
--- a/src/Xmobar/X11/Draw.hs
+++ b/src/Xmobar/X11/Draw.hs
@@ -23,7 +23,8 @@ import Prelude hiding (lookup)
import Control.Monad.IO.Class
import Control.Monad.Reader
import Control.Arrow ((&&&))
-import Data.Map hiding (foldr, map, filter)
+import Data.Map hiding ((\\), foldr, map, filter)
+import Data.List ((\\))
import qualified Data.List.NonEmpty as NE
import Graphics.X11.Xlib hiding (textExtents, textWidth)
@@ -36,7 +37,7 @@ import Xmobar.X11.Types
import Xmobar.X11.Text
import Xmobar.X11.ColorCache
import Xmobar.X11.Window (drawBorder)
-import Xmobar.X11.Parsers (TextRenderInfo(..), Widget(..))
+import Xmobar.X11.Parsers hiding (parseString)
import Xmobar.System.Utils (safeIndex)
#ifdef XFT
@@ -76,9 +77,9 @@ drawInWin wr@(Rectangle _ _ wid ht) ~[left,center,right] = do
liftIO $ setForeground d gc bgcolor
liftIO $ fillRectangle d p gc 0 0 wid ht
-- write to the pixmap the new string
- printStrings p gc fs vs 1 L =<< strLn left
- printStrings p gc fs vs 1 R =<< strLn right
- printStrings p gc fs vs 1 C =<< strLn center
+ printStrings p gc fs vs 1 L [] =<< strLn left
+ printStrings p gc fs vs 1 R [] =<< strLn right
+ printStrings p gc fs vs 1 C [] =<< strLn center
-- draw border if requested
liftIO $ drawBorder (border c) (borderWidth c) d p gc bdcolor wid ht
-- copy the pixmap with the new string to the window
@@ -130,9 +131,9 @@ printString dpy drw fs@(Xft fonts) _ fc bc x y ay ht s al =
-- | An easy way to print the stuff we need to print
printStrings :: Drawable -> GC -> NE.NonEmpty XFont -> [Int] -> Position
- -> Align -> [(Widget, TextRenderInfo, Int, Position)] -> X ()
-printStrings _ _ _ _ _ _ [] = return ()
-printStrings dr gc fontlist voffs offs a sl@((s,c,i,l):xs) = do
+ -> Align -> [((Position, Position), Box)] -> [(Widget, TextRenderInfo, Int, Position)] -> X ()
+printStrings _ _ _ _ _ _ _ [] = return ()
+printStrings dr gc fontlist voffs offs a boxes sl@((s,c,i,l):xs) = do
r <- ask
let (conf,d) = (config &&& display) r
alph = alpha conf
@@ -157,4 +158,46 @@ printStrings dr gc fontlist voffs offs a sl@((s,c,i,l):xs) = do
(Icon p) -> liftIO $ maybe (return ())
(B.drawBitmap d dr gc fc bc offset valign)
(lookup p (iconS r))
- printStrings dr gc fontlist voffs (offs + l) a xs
+ let x2 = offset + l - 1
+ let triBoxes = tBoxes c
+ dropBoxes = filter (\(_,b) -> not(b `elem` triBoxes)) boxes
+ boxes' = map (\((x1,_),b) -> ((x1, x2), b)) (filter (\(_,b) -> b `elem` triBoxes) boxes)
+ ++ map (\b -> ((offset - 1, x2), b)) (triBoxes \\ (map snd boxes))
+ if Prelude.null xs
+ then liftIO $ drawBoxes d dr gc (fromIntegral ht) (dropBoxes ++ boxes')
+ else liftIO $ drawBoxes d dr gc (fromIntegral ht) dropBoxes
+ printStrings dr gc fontlist voffs (offs + l) a boxes' xs
+
+drawBoxes :: Display -> Drawable -> GC -> Position -> [((Position, Position), Box)] -> IO ()
+drawBoxes _ _ _ _ [] = return ()
+drawBoxes d dr gc ht (b:bs) = do
+ let (xx, Box pos alg offset lineWidth fc) = b
+ withColors d [fc] $ \[fc'] -> do
+ setForeground d gc fc'
+ setLineAttributes d gc lineWidth lineSolid capNotLast joinMiter
+ case pos of
+ BBVBoth -> do
+ drawBoxBorder d dr gc BBTop alg offset ht xx
+ drawBoxBorder d dr gc BBBottom alg offset ht xx
+ BBHBoth -> do
+ drawBoxBorder d dr gc BBLeft alg offset ht xx
+ drawBoxBorder d dr gc BBRight alg offset ht xx
+ BBFull -> do
+ drawBoxBorder d dr gc BBTop alg offset ht xx
+ drawBoxBorder d dr gc BBBottom alg offset ht xx
+ drawBoxBorder d dr gc BBLeft alg offset ht xx
+ drawBoxBorder d dr gc BBRight alg offset ht xx
+ _ -> drawBoxBorder d dr gc pos alg offset ht xx
+ drawBoxes d dr gc ht bs
+
+drawBoxBorder :: Display -> Drawable -> GC -> BoxBorder -> Align -> Position -> Position -> (Position, Position) -> IO ()
+drawBoxBorder d dr gc pos alg offset ht (x1,x2) = do
+ let (p1,p2) = case alg of
+ L -> (0, (-offset))
+ C -> (offset, (-offset))
+ R -> (offset, 0 )
+ case pos of
+ BBTop -> drawLine d dr gc (x1 + p1) 0 (x2 + p2) 0
+ BBBottom -> drawLine d dr gc (x1 + p1) (ht - 1) (x2 + p2) (ht - 1)
+ BBLeft -> drawLine d dr gc x1 p1 x1 (ht + p2)
+ BBRight -> drawLine d dr gc x2 p1 x2 (ht + p2)
diff --git a/src/Xmobar/X11/Parsers.hs b/src/Xmobar/X11/Parsers.hs
index fded3b3..c25715c 100644
--- a/src/Xmobar/X11/Parsers.hs
+++ b/src/Xmobar/X11/Parsers.hs
@@ -14,7 +14,7 @@
--
-----------------------------------------------------------------------------
-module Xmobar.X11.Parsers (parseString, TextRenderInfo(..), Widget(..)) where
+module Xmobar.X11.Parsers (parseString, Box(..), BoxBorder(..), TextRenderInfo(..), Widget(..)) where
import Xmobar.Config.Types
import Xmobar.X11.Actions
@@ -25,15 +25,37 @@ import Data.Int (Int32)
import Text.ParserCombinators.Parsec
import Text.Read (readMaybe)
import Graphics.X11.Types (Button)
+import Foreign.C.Types (CInt)
data Widget = Icon String | Text String
-type AbsBgOffset = Int32
+data BoxBorder = BBTop
+ | BBBottom
+ | BBVBoth
+ | BBLeft
+ | BBRight
+ | BBHBoth
+ | BBFull
+ deriving ( Read, Eq )
+data Box = Box BoxBorder Align Int32 CInt String deriving ( Eq )
+instance Read Box where
+ readsPrec _ input = do
+ let b = case (words input) of
+ [pos] -> Just $ Box (read pos) C 0 1 "white"
+ [pos,alg] -> Just $ Box (read pos) (read alg) 0 1 "white"
+ [pos,alg,off] -> Just $ Box (read pos) (read alg) (read off) 1 "white"
+ [pos,alg,off,wdh] -> Just $ Box (read pos) (read alg) (read off) (read wdh) "white"
+ [pos,alg,off,wdh,c] -> Just $ Box (read pos) (read alg) (read off) (read wdh) c
+ _ -> Nothing
+ case b of
+ Just b' -> [(b', "")]
+ _ -> []
data TextRenderInfo =
- TextRenderInfo { tColorsString :: String
- , tBgTopOffset :: AbsBgOffset
- , tBgBottomOffset :: AbsBgOffset
- } deriving Show
+ TextRenderInfo { tColorsString :: String
+ , tBgTopOffset :: Int32
+ , tBgBottomOffset :: Int32
+ , tBoxes :: [Box]
+ }
type FontIndex = Int
-- | Runs the string parser
@@ -46,7 +68,7 @@ parseString c s =
, 0
, Nothing)]
Right x -> return (concat x)
- where ci = TextRenderInfo (fgColor c) 0 0
+ where ci = TextRenderInfo (fgColor c) 0 0 []
allParsers :: TextRenderInfo
-> FontIndex
@@ -57,7 +79,8 @@ allParsers c f a = textParser c f a
<|> try (rawParser c f a)
<|> try (actionParser c f a)
<|> try (fontParser c a)
- <|> colorParser f a
+ <|> try (boxParser c f a)
+ <|> colorParser c f a
-- | Gets the string and combines the needed parsers
stringParser :: TextRenderInfo -> FontIndex -> Maybe [Action]
@@ -71,12 +94,14 @@ textParser c f a = do s <- many1 $
noneOf "<" <|>
try (notFollowedBy' (char '<')
(try (string "fc=") <|>
+ try (string "box=") <|>
try (string "fn=") <|>
try (string "action=") <|>
try (string "/action>") <|>
try (string "icon=") <|>
try (string "raw=") <|>
try (string "/fn>") <|>
+ try (string "/box>") <|>
string "/fc>"))
return [(Text s, c, f, a)]
@@ -135,19 +160,30 @@ toButtons :: String -> [Button]
toButtons = map (\x -> read [x])
-- | Parsers a string wrapped in a color specification.
-colorParser :: FontIndex -> Maybe [Action]
+colorParser :: TextRenderInfo -> FontIndex -> Maybe [Action]
-> Parser [(Widget, TextRenderInfo, FontIndex, Maybe [Action])]
-colorParser f a = do
+colorParser (TextRenderInfo _ _ _ bs) f a = do
c <- between (string "<fc=") (string ">") colors
let colorParts = break (==':') c
let (ot,ob) = case break (==',') (Prelude.drop 1 $ snd colorParts) of
(top,',':btm) -> (top, btm)
(top, _) -> (top, top)
s <- manyTill
- (allParsers (TextRenderInfo (fst colorParts) (fromMaybe (-1) $ readMaybe ot) (fromMaybe (-1) $ readMaybe ob)) f a)
+ (allParsers (TextRenderInfo (fst colorParts) (fromMaybe (-1) $ readMaybe ot) (fromMaybe (-1) $ readMaybe ob) bs) f a)
(try $ string "</fc>")
return (concat s)
+-- | Parses a string wrapped in a box specification.
+boxParser :: TextRenderInfo -> FontIndex -> Maybe [Action]
+ -> Parser [(Widget, TextRenderInfo, FontIndex, Maybe [Action])]
+boxParser (TextRenderInfo cs ot ob bs) f a = do
+ c <- between (string "<box=") (string ">") (many1 (alphaNum <|> char ' ' <|> char '#'))
+ let b = fromMaybe (Box BBFull C 0 1 "white") $ readMaybe c
+ s <- manyTill
+ (allParsers (TextRenderInfo cs ot ob (b : bs)) f a)
+ (try $ string "</box>")
+ return (concat s)
+
-- | Parsers a string wrapped in a font specification.
fontParser :: TextRenderInfo -> Maybe [Action]
-> Parser [(Widget, TextRenderInfo, FontIndex, Maybe [Action])]