{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE MultiParamTypeClasses #-}
module XMonad.Main (xmonad, launch) where
import System.Locale.SetLocale
import qualified Control.Exception as E
import Data.Bits
import Data.List ((\\))
import Data.Foldable (traverse_)
import Data.Function
import qualified Data.Map as M
import qualified Data.Set as S
import Control.Monad.Reader
import Control.Monad.State
import Control.Monad (filterM, guard, unless, void, when)
import Data.Maybe (fromMaybe, isJust)
import Data.Monoid (getAll)
import Graphics.X11.Xlib hiding (refreshKeyboardMapping)
import Graphics.X11.Xlib.Extras
import XMonad.Core
import qualified XMonad.Config as Default
import XMonad.StackSet (new, floating, member)
import qualified XMonad.StackSet as W
import XMonad.Operations
import System.IO
import System.Directory
import System.Info
import System.Environment (getArgs, getProgName, withArgs)
import System.Posix.Process (executeFile)
import System.Exit (exitFailure)
import System.FilePath
import Paths_xmonad (version)
import Data.Version (showVersion)
import Graphics.X11.Xinerama (compiledWithXinerama)
import Graphics.X11.Xrandr (xrrQueryExtension, xrrUpdateConfiguration)
xmonad :: (LayoutClass l Window, Read (l Window)) => XConfig l -> IO ()
xmonad :: forall (l :: * -> *).
(LayoutClass l Window, Read (l Window)) =>
XConfig l -> IO ()
xmonad XConfig l
conf = do
forall (m :: * -> *). MonadIO m => m ()
installSignalHandlers
Directories
dirs <- IO Directories
getDirectories
let launch' :: [String] -> IO ()
launch' [String]
args = do
forall (m :: * -> *). MonadIO m => IO () -> m ()
catchIO (Directories -> IO ()
buildLaunch Directories
dirs)
conf' :: XConfig Layout
conf'@XConfig { layoutHook :: forall (l :: * -> *). XConfig l -> l Window
layoutHook = Layout l Window
l }
<- forall (l :: * -> *).
XConfig l -> [String] -> XConfig Layout -> IO (XConfig Layout)
handleExtraArgs XConfig l
conf [String]
args XConfig l
conf{ layoutHook :: Layout Window
layoutHook = forall a (l :: * -> *).
(LayoutClass l a, Read (l a)) =>
l a -> Layout a
Layout (forall (l :: * -> *). XConfig l -> l Window
layoutHook XConfig l
conf) }
forall a. [String] -> IO a -> IO a
withArgs [] forall a b. (a -> b) -> a -> b
$ forall (l :: * -> *).
(LayoutClass l Window, Read (l Window)) =>
XConfig l -> Directories -> IO ()
launch (XConfig Layout
conf' { layoutHook :: l Window
layoutHook = l Window
l }) Directories
dirs
[String]
args <- IO [String]
getArgs
case [String]
args of
[String
"--help"] -> IO ()
usage
[String
"--recompile"] -> forall (m :: * -> *). MonadIO m => Directories -> Bool -> m Bool
recompile Directories
dirs Bool
True forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall a b c. (a -> b -> c) -> b -> a -> c
flip forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
unless forall a. IO a
exitFailure
[String
"--restart"] -> IO ()
sendRestart
[String
"--version"] -> String -> IO ()
putStrLn forall a b. (a -> b) -> a -> b
$ [String] -> String
unwords [String]
shortVersion
[String
"--verbose-version"] -> String -> IO ()
putStrLn forall b c a. (b -> c) -> (a -> b) -> a -> c
. [String] -> String
unwords forall a b. (a -> b) -> a -> b
$ [String]
shortVersion forall a. [a] -> [a] -> [a]
++ [String]
longVersion
String
"--replace" : [String]
args' -> IO ()
sendReplace forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> [String] -> IO ()
launch' [String]
args'
[String]
_ -> [String] -> IO ()
launch' [String]
args
where
shortVersion :: [String]
shortVersion = [String
"xmonad", Version -> String
showVersion Version
version]
longVersion :: [String]
longVersion = [ String
"compiled by", String
compilerName, Version -> String
showVersion Version
compilerVersion
, String
"for", String
arch forall a. [a] -> [a] -> [a]
++ String
"-" forall a. [a] -> [a] -> [a]
++ String
os
, String
"\nXinerama:", forall a. Show a => a -> String
show Bool
compiledWithXinerama ]
usage :: IO ()
usage :: IO ()
usage = do
String
self <- IO String
getProgName
String -> IO ()
putStr forall b c a. (b -> c) -> (a -> b) -> a -> c
. [String] -> String
unlines forall a b. (a -> b) -> a -> b
$
[ String
"Usage: " forall a. Semigroup a => a -> a -> a
<> String
self forall a. Semigroup a => a -> a -> a
<> String
" [OPTION]"
, String
"Options:"
, String
" --help Print this message"
, String
" --version Print the version number"
, String
" --recompile Recompile your xmonad.hs"
, String
" --replace Replace the running window manager with xmonad"
, String
" --restart Request a running xmonad process to restart"
]
buildLaunch :: Directories -> IO ()
buildLaunch :: Directories -> IO ()
buildLaunch Directories
dirs = do
String
whoami <- IO String
getProgName
let bin :: String
bin = Directories -> String
binFileName Directories
dirs
let compiledConfig :: String
compiledConfig = String -> String
takeFileName String
bin
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
unless (String
whoami forall a. Eq a => a -> a -> Bool
== String
compiledConfig) forall a b. (a -> b) -> a -> b
$ do
forall (m :: * -> *). MonadIO m => String -> m ()
trace forall a b. (a -> b) -> a -> b
$ forall (t :: * -> *) a. Foldable t => t [a] -> [a]
concat
[ String
"XMonad is recompiling and replacing itself with another XMonad process because the current process is called "
, forall a. Show a => a -> String
show String
whoami
, String
" but the compiled configuration should be called "
, forall a. Show a => a -> String
show String
compiledConfig
]
forall (m :: * -> *). MonadIO m => Directories -> Bool -> m Bool
recompile Directories
dirs Bool
False
[String]
args <- IO [String]
getArgs
forall a.
String -> Bool -> [String] -> Maybe [(String, String)] -> IO a
executeFile String
bin Bool
False [String]
args forall a. Maybe a
Nothing
sendRestart :: IO ()
sendRestart :: IO ()
sendRestart = do
Display
dpy <- String -> IO Display
openDisplay String
""
Window
rw <- Display -> ScreenNumber -> IO Window
rootWindow Display
dpy forall a b. (a -> b) -> a -> b
$ Display -> ScreenNumber
defaultScreen Display
dpy
Window
xmonad_restart <- Display -> String -> Bool -> IO Window
internAtom Display
dpy String
"XMONAD_RESTART" Bool
False
forall a. (XEventPtr -> IO a) -> IO a
allocaXEvent forall a b. (a -> b) -> a -> b
$ \XEventPtr
e -> do
XEventPtr -> ScreenNumber -> IO ()
setEventType XEventPtr
e ScreenNumber
clientMessage
XEventPtr -> Window -> Window -> CInt -> [CInt] -> IO ()
setClientMessageEvent' XEventPtr
e Window
rw Window
xmonad_restart CInt
32 []
Display -> Window -> Bool -> Window -> XEventPtr -> IO ()
sendEvent Display
dpy Window
rw Bool
False Window
structureNotifyMask XEventPtr
e
Display -> Bool -> IO ()
sync Display
dpy Bool
False
sendReplace :: IO ()
sendReplace :: IO ()
sendReplace = do
Display
dpy <- String -> IO Display
openDisplay String
""
let dflt :: ScreenNumber
dflt = Display -> ScreenNumber
defaultScreen Display
dpy
Window
rootw <- Display -> ScreenNumber -> IO Window
rootWindow Display
dpy ScreenNumber
dflt
Display -> ScreenNumber -> Window -> IO ()
replace Display
dpy ScreenNumber
dflt Window
rootw
launch :: (LayoutClass l Window, Read (l Window)) => XConfig l -> Directories -> IO ()
launch :: forall (l :: * -> *).
(LayoutClass l Window, Read (l Window)) =>
XConfig l -> Directories -> IO ()
launch XConfig l
initxmc Directories
drs = do
Category -> Maybe String -> IO (Maybe String)
setLocale Category
LC_ALL (forall a. a -> Maybe a
Just String
"")
forall (m :: * -> *). MonadIO m => m ()
installSignalHandlers
let xmc :: XConfig Layout
xmc = XConfig l
initxmc { layoutHook :: Layout Window
layoutHook = forall a (l :: * -> *).
(LayoutClass l a, Read (l a)) =>
l a -> Layout a
Layout forall a b. (a -> b) -> a -> b
$ forall (l :: * -> *). XConfig l -> l Window
layoutHook XConfig l
initxmc }
Display
dpy <- String -> IO Display
openDisplay String
""
let dflt :: ScreenNumber
dflt = Display -> ScreenNumber
defaultScreen Display
dpy
Window
rootw <- Display -> ScreenNumber -> IO Window
rootWindow Display
dpy ScreenNumber
dflt
Display -> Window -> Window -> IO ()
selectInput Display
dpy Window
rootw forall a b. (a -> b) -> a -> b
$ forall (l :: * -> *). XConfig l -> Window
rootMask XConfig l
initxmc
Display -> Bool -> IO ()
sync Display
dpy Bool
False
IO ()
xSetErrorHandler
[Rectangle]
xinesc <- forall (m :: * -> *). MonadIO m => Display -> m [Rectangle]
getCleanedScreenInfo Display
dpy
Window
nbc <- do Maybe Window
v <- Display -> String -> IO (Maybe Window)
initColor Display
dpy forall a b. (a -> b) -> a -> b
$ forall (l :: * -> *). XConfig l -> String
normalBorderColor XConfig Layout
xmc
Just Window
nbc_ <- Display -> String -> IO (Maybe Window)
initColor Display
dpy forall a b. (a -> b) -> a -> b
$ forall (l :: * -> *). XConfig l -> String
normalBorderColor forall a. Default a => a
Default.def
forall (m :: * -> *) a. Monad m => a -> m a
return (forall a. a -> Maybe a -> a
fromMaybe Window
nbc_ Maybe Window
v)
Window
fbc <- do Maybe Window
v <- Display -> String -> IO (Maybe Window)
initColor Display
dpy forall a b. (a -> b) -> a -> b
$ forall (l :: * -> *). XConfig l -> String
focusedBorderColor XConfig Layout
xmc
Just Window
fbc_ <- Display -> String -> IO (Maybe Window)
initColor Display
dpy forall a b. (a -> b) -> a -> b
$ forall (l :: * -> *). XConfig l -> String
focusedBorderColor forall a. Default a => a
Default.def
forall (m :: * -> *) a. Monad m => a -> m a
return (forall a. a -> Maybe a -> a
fromMaybe Window
fbc_ Maybe Window
v)
Handle -> BufferMode -> IO ()
hSetBuffering Handle
stdout BufferMode
NoBuffering
let layout :: Layout Window
layout = forall (l :: * -> *). XConfig l -> l Window
layoutHook XConfig Layout
xmc
initialWinset :: StackSet String (Layout Window) a ScreenId ScreenDetail
initialWinset = let padToLen :: Int -> [String] -> [String]
padToLen Int
n [String]
xs = forall a. Int -> [a] -> [a]
take (forall a. Ord a => a -> a -> a
max Int
n (forall (t :: * -> *) a. Foldable t => t a -> Int
length [String]
xs)) forall a b. (a -> b) -> a -> b
$ [String]
xs forall a. [a] -> [a] -> [a]
++ forall a. a -> [a]
repeat String
""
in forall s l i sd a.
Integral s =>
l -> [i] -> [sd] -> StackSet i l a s sd
new Layout Window
layout (Int -> [String] -> [String]
padToLen (forall (t :: * -> *) a. Foldable t => t a -> Int
length [Rectangle]
xinesc) (forall (l :: * -> *). XConfig l -> [String]
workspaces XConfig Layout
xmc)) forall a b. (a -> b) -> a -> b
$ forall a b. (a -> b) -> [a] -> [b]
map Rectangle -> ScreenDetail
SD [Rectangle]
xinesc
cf :: XConf
cf = XConf
{ display :: Display
display = Display
dpy
, config :: XConfig Layout
config = XConfig Layout
xmc
, theRoot :: Window
theRoot = Window
rootw
, normalBorder :: Window
normalBorder = Window
nbc
, focusedBorder :: Window
focusedBorder = Window
fbc
, keyActions :: Map (ButtonMask, Window) (X ())
keyActions = forall (l :: * -> *).
XConfig l -> XConfig Layout -> Map (ButtonMask, Window) (X ())
keys XConfig Layout
xmc XConfig Layout
xmc
, buttonActions :: Map (ButtonMask, ScreenNumber) (Window -> X ())
buttonActions = forall (l :: * -> *).
XConfig l
-> XConfig Layout
-> Map (ButtonMask, ScreenNumber) (Window -> X ())
mouseBindings XConfig Layout
xmc XConfig Layout
xmc
, mouseFocused :: Bool
mouseFocused = Bool
False
, mousePosition :: Maybe (Position, Position)
mousePosition = forall a. Maybe a
Nothing
, currentEvent :: Maybe Event
currentEvent = forall a. Maybe a
Nothing
, directories :: Directories
directories = Directories
drs
}
st :: XState
st = XState
{ windowset :: WindowSet
windowset = forall {a}. StackSet String (Layout Window) a ScreenId ScreenDetail
initialWinset
, numberlockMask :: ButtonMask
numberlockMask = ButtonMask
0
, mapped :: Set Window
mapped = forall a. Set a
S.empty
, waitingUnmap :: Map Window Int
waitingUnmap = forall k a. Map k a
M.empty
, dragging :: Maybe (Position -> Position -> X (), X ())
dragging = forall a. Maybe a
Nothing
, extensibleState :: Map String (Either String StateExtension)
extensibleState = forall k a. Map k a
M.empty
}
forall a. (XEventPtr -> IO a) -> IO a
allocaXEvent forall a b. (a -> b) -> a -> b
$ \XEventPtr
e ->
forall a. XConf -> XState -> X a -> IO (a, XState)
runX XConf
cf XState
st forall a b. (a -> b) -> a -> b
$ do
Maybe XState
serializedSt <- do
String
path <- forall r (m :: * -> *) a. MonadReader r m => (r -> a) -> m a
asks forall a b. (a -> b) -> a -> b
$ Directories -> String
stateFileName forall b c a. (b -> c) -> (a -> b) -> a -> c
. XConf -> Directories
directories
Bool
exists <- forall (m :: * -> *) a. MonadIO m => IO a -> m a
io (String -> IO Bool
doesFileExist String
path)
if Bool
exists then forall (l :: * -> *).
(LayoutClass l Window, Read (l Window)) =>
XConfig l -> X (Maybe XState)
readStateFile XConfig l
initxmc else forall (m :: * -> *) a. Monad m => a -> m a
return forall a. Maybe a
Nothing
let extst :: Map String (Either String StateExtension)
extst = forall b a. b -> (a -> b) -> Maybe a -> b
maybe forall k a. Map k a
M.empty XState -> Map String (Either String StateExtension)
extensibleState Maybe XState
serializedSt
forall s (m :: * -> *). MonadState s m => (s -> s) -> m ()
modify (\XState
s -> XState
s {extensibleState :: Map String (Either String StateExtension)
extensibleState = Map String (Either String StateExtension)
extst})
X ()
cacheNumlockMask
X ()
grabKeys
X ()
grabButtons
forall (m :: * -> *) a. MonadIO m => IO a -> m a
io forall a b. (a -> b) -> a -> b
$ Display -> Bool -> IO ()
sync Display
dpy Bool
False
[Window]
ws <- forall (m :: * -> *) a. MonadIO m => IO a -> m a
io forall a b. (a -> b) -> a -> b
$ Display -> Window -> IO [Window]
scan Display
dpy Window
rootw
let winset :: WindowSet
winset = forall b a. b -> (a -> b) -> Maybe a -> b
maybe forall {a}. StackSet String (Layout Window) a ScreenId ScreenDetail
initialWinset XState -> WindowSet
windowset Maybe XState
serializedSt
(WindowSet -> WindowSet) -> X ()
windows forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall a b. a -> b -> a
const forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall (t :: * -> *) a b.
Foldable t =>
(a -> b -> b) -> b -> t a -> b
foldr forall a i l s sd.
Ord a =>
a -> StackSet i l a s sd -> StackSet i l a s sd
W.delete WindowSet
winset forall a b. (a -> b) -> a -> b
$ forall a i l s sd. Eq a => StackSet i l a s sd -> [a]
W.allWindows WindowSet
winset forall a. Eq a => [a] -> [a] -> [a]
\\ [Window]
ws
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ Window -> X ()
manage ([Window]
ws forall a. Eq a => [a] -> [a] -> [a]
\\ forall a i l s sd. Eq a => StackSet i l a s sd -> [a]
W.allWindows WindowSet
winset)
forall a. X a -> X (Maybe a)
userCode forall a b. (a -> b) -> a -> b
$ forall (l :: * -> *). XConfig l -> X ()
startupHook XConfig l
initxmc
Maybe (CInt, CInt)
rrData <- forall (m :: * -> *) a. MonadIO m => IO a -> m a
io forall a b. (a -> b) -> a -> b
$ Display -> IO (Maybe (CInt, CInt))
xrrQueryExtension Display
dpy
forall {a} {b}. Display -> XEventPtr -> Maybe a -> X b
mainLoop Display
dpy XEventPtr
e Maybe (CInt, CInt)
rrData
forall (m :: * -> *) a. Monad m => a -> m a
return ()
where
prehandle :: Event -> X ()
prehandle Event
e = let mouse :: Maybe (Position, Position)
mouse = do forall (f :: * -> *). Alternative f => Bool -> f ()
guard (Event -> ScreenNumber
ev_event_type Event
e forall (t :: * -> *) a. (Foldable t, Eq a) => a -> t a -> Bool
`elem` [ScreenNumber]
evs)
forall (m :: * -> *) a. Monad m => a -> m a
return (forall a b. (Integral a, Num b) => a -> b
fromIntegral (Event -> CInt
ev_x_root Event
e)
,forall a b. (Integral a, Num b) => a -> b
fromIntegral (Event -> CInt
ev_y_root Event
e))
in forall r (m :: * -> *) a. MonadReader r m => (r -> r) -> m a -> m a
local (\XConf
c -> XConf
c { mousePosition :: Maybe (Position, Position)
mousePosition = Maybe (Position, Position)
mouse, currentEvent :: Maybe Event
currentEvent = forall a. a -> Maybe a
Just Event
e }) (Event -> X ()
handleWithHook Event
e)
evs :: [ScreenNumber]
evs = [ ScreenNumber
keyPress, ScreenNumber
keyRelease, ScreenNumber
enterNotify, ScreenNumber
leaveNotify
, ScreenNumber
buttonPress, ScreenNumber
buttonRelease]
rrUpdate :: XEventPtr -> Maybe a -> IO ()
rrUpdate XEventPtr
e Maybe a
r = forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (forall a. Maybe a -> Bool
isJust Maybe a
r) (forall (f :: * -> *) a. Functor f => f a -> f ()
void (XEventPtr -> IO CInt
xrrUpdateConfiguration XEventPtr
e))
mainLoop :: Display -> XEventPtr -> Maybe a -> X b
mainLoop Display
d XEventPtr
e Maybe a
r = forall (m :: * -> *) a. MonadIO m => IO a -> m a
io (Display -> XEventPtr -> IO ()
nextEvent Display
d XEventPtr
e forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> forall {a}. XEventPtr -> Maybe a -> IO ()
rrUpdate XEventPtr
e Maybe a
r forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> XEventPtr -> IO Event
getEvent XEventPtr
e) forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= Event -> X ()
prehandle forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> Display -> XEventPtr -> Maybe a -> X b
mainLoop Display
d XEventPtr
e Maybe a
r
handleWithHook :: Event -> X ()
handleWithHook :: Event -> X ()
handleWithHook Event
e = do
Event -> X All
evHook <- forall r (m :: * -> *) a. MonadReader r m => (r -> a) -> m a
asks (forall (l :: * -> *). XConfig l -> Event -> X All
handleEventHook forall b c a. (b -> c) -> (a -> b) -> a -> c
. XConf -> XConfig Layout
config)
X Bool -> X () -> X ()
whenX (forall a. a -> X a -> X a
userCodeDef Bool
True forall a b. (a -> b) -> a -> b
$ All -> Bool
getAll forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
`fmap` Event -> X All
evHook Event
e) (Event -> X ()
handle Event
e)
handle :: Event -> X ()
handle :: Event -> X ()
handle (KeyEvent {ev_event_type :: Event -> ScreenNumber
ev_event_type = ScreenNumber
t, ev_state :: Event -> ButtonMask
ev_state = ButtonMask
m, ev_keycode :: Event -> KeyCode
ev_keycode = KeyCode
code})
| ScreenNumber
t forall a. Eq a => a -> a -> Bool
== ScreenNumber
keyPress = forall a. (Display -> X a) -> X a
withDisplay forall a b. (a -> b) -> a -> b
$ \Display
dpy -> do
Window
s <- forall (m :: * -> *) a. MonadIO m => IO a -> m a
io forall a b. (a -> b) -> a -> b
$ Display -> KeyCode -> CInt -> IO Window
keycodeToKeysym Display
dpy KeyCode
code CInt
0
ButtonMask
mClean <- ButtonMask -> X ButtonMask
cleanMask ButtonMask
m
Map (ButtonMask, Window) (X ())
ks <- forall r (m :: * -> *) a. MonadReader r m => (r -> a) -> m a
asks XConf -> Map (ButtonMask, Window) (X ())
keyActions
forall a. a -> X a -> X a
userCodeDef () forall a b. (a -> b) -> a -> b
$ forall (m :: * -> *) a. Monad m => Maybe a -> (a -> m ()) -> m ()
whenJust (forall k a. Ord k => k -> Map k a -> Maybe a
M.lookup (ButtonMask
mClean, Window
s) Map (ButtonMask, Window) (X ())
ks) forall a. a -> a
id
handle (MapRequestEvent {ev_window :: Event -> Window
ev_window = Window
w}) = forall a. (Display -> X a) -> X a
withDisplay forall a b. (a -> b) -> a -> b
$ \Display
dpy -> do
Display -> Window -> (WindowAttributes -> X ()) -> X ()
withWindowAttributes Display
dpy Window
w forall a b. (a -> b) -> a -> b
$ \WindowAttributes
wa -> do
Bool
managed <- Window -> X Bool
isClient Window
w
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (Bool -> Bool
not (WindowAttributes -> Bool
wa_override_redirect WindowAttributes
wa) Bool -> Bool -> Bool
&& Bool -> Bool
not Bool
managed) forall a b. (a -> b) -> a -> b
$ Window -> X ()
manage Window
w
handle e :: Event
e@(DestroyWindowEvent {ev_window :: Event -> Window
ev_window = Window
w}) = do
X Bool -> X () -> X ()
whenX (Window -> X Bool
isClient Window
w) forall a b. (a -> b) -> a -> b
$ do
Window -> X ()
unmanage Window
w
forall s (m :: * -> *). MonadState s m => (s -> s) -> m ()
modify (\XState
s -> XState
s { mapped :: Set Window
mapped = forall a. Ord a => a -> Set a -> Set a
S.delete Window
w (XState -> Set Window
mapped XState
s)
, waitingUnmap :: Map Window Int
waitingUnmap = forall k a. Ord k => k -> Map k a -> Map k a
M.delete Window
w (XState -> Map Window Int
waitingUnmap XState
s)})
forall a. Message a => a -> X ()
broadcastMessage Event
e
handle (UnmapEvent {ev_window :: Event -> Window
ev_window = Window
w, ev_send_event :: Event -> Bool
ev_send_event = Bool
synthetic}) = X Bool -> X () -> X ()
whenX (Window -> X Bool
isClient Window
w) forall a b. (a -> b) -> a -> b
$ do
Int
e <- forall s (m :: * -> *) a. MonadState s m => (s -> a) -> m a
gets (forall a. a -> Maybe a -> a
fromMaybe Int
0 forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall k a. Ord k => k -> Map k a -> Maybe a
M.lookup Window
w forall b c a. (b -> c) -> (a -> b) -> a -> c
. XState -> Map Window Int
waitingUnmap)
if Bool
synthetic Bool -> Bool -> Bool
|| Int
e forall a. Eq a => a -> a -> Bool
== Int
0
then Window -> X ()
unmanage Window
w
else forall s (m :: * -> *). MonadState s m => (s -> s) -> m ()
modify (\XState
s -> XState
s { waitingUnmap :: Map Window Int
waitingUnmap = forall k a. Ord k => (a -> Maybe a) -> k -> Map k a -> Map k a
M.update forall {a}. (Eq a, Num a, Enum a) => a -> Maybe a
mpred Window
w (XState -> Map Window Int
waitingUnmap XState
s) })
where mpred :: a -> Maybe a
mpred a
1 = forall a. Maybe a
Nothing
mpred a
n = forall a. a -> Maybe a
Just forall a b. (a -> b) -> a -> b
$ forall a. Enum a => a -> a
pred a
n
handle e :: Event
e@(MappingNotifyEvent {}) = do
forall (m :: * -> *) a. MonadIO m => IO a -> m a
io forall a b. (a -> b) -> a -> b
$ Event -> IO ()
refreshKeyboardMapping Event
e
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (Event -> CInt
ev_request Event
e forall (t :: * -> *) a. (Foldable t, Eq a) => a -> t a -> Bool
`elem` [CInt
mappingKeyboard, CInt
mappingModifier]) forall a b. (a -> b) -> a -> b
$ do
X ()
cacheNumlockMask
X ()
grabKeys
handle e :: Event
e@(ButtonEvent {ev_event_type :: Event -> ScreenNumber
ev_event_type = ScreenNumber
t})
| ScreenNumber
t forall a. Eq a => a -> a -> Bool
== ScreenNumber
buttonRelease = do
Maybe (Position -> Position -> X (), X ())
drag <- forall s (m :: * -> *) a. MonadState s m => (s -> a) -> m a
gets XState -> Maybe (Position -> Position -> X (), X ())
dragging
case Maybe (Position -> Position -> X (), X ())
drag of
Just (Position -> Position -> X ()
_,X ()
f) -> forall s (m :: * -> *). MonadState s m => (s -> s) -> m ()
modify (\XState
s -> XState
s { dragging :: Maybe (Position -> Position -> X (), X ())
dragging = forall a. Maybe a
Nothing }) forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> X ()
f
Maybe (Position -> Position -> X (), X ())
Nothing -> forall a. Message a => a -> X ()
broadcastMessage Event
e
handle e :: Event
e@(MotionEvent {ev_event_type :: Event -> ScreenNumber
ev_event_type = ScreenNumber
_t, ev_x :: Event -> CInt
ev_x = CInt
x, ev_y :: Event -> CInt
ev_y = CInt
y}) = do
Maybe (Position -> Position -> X (), X ())
drag <- forall s (m :: * -> *) a. MonadState s m => (s -> a) -> m a
gets XState -> Maybe (Position -> Position -> X (), X ())
dragging
case Maybe (Position -> Position -> X (), X ())
drag of
Just (Position -> Position -> X ()
d,X ()
_) -> Position -> Position -> X ()
d (forall a b. (Integral a, Num b) => a -> b
fromIntegral CInt
x) (forall a b. (Integral a, Num b) => a -> b
fromIntegral CInt
y)
Maybe (Position -> Position -> X (), X ())
Nothing -> forall a. Message a => a -> X ()
broadcastMessage Event
e
handle e :: Event
e@(ButtonEvent {ev_window :: Event -> Window
ev_window = Window
w,ev_event_type :: Event -> ScreenNumber
ev_event_type = ScreenNumber
t,ev_button :: Event -> ScreenNumber
ev_button = ScreenNumber
b })
| ScreenNumber
t forall a. Eq a => a -> a -> Bool
== ScreenNumber
buttonPress = do
Display
dpy <- forall r (m :: * -> *) a. MonadReader r m => (r -> a) -> m a
asks XConf -> Display
display
Bool
isr <- Window -> X Bool
isRoot Window
w
ButtonMask
m <- ButtonMask -> X ButtonMask
cleanMask forall a b. (a -> b) -> a -> b
$ Event -> ButtonMask
ev_state Event
e
Maybe (Window -> X ())
mact <- forall r (m :: * -> *) a. MonadReader r m => (r -> a) -> m a
asks (forall k a. Ord k => k -> Map k a -> Maybe a
M.lookup (ButtonMask
m, ScreenNumber
b) forall b c a. (b -> c) -> (a -> b) -> a -> c
. XConf -> Map (ButtonMask, ScreenNumber) (Window -> X ())
buttonActions)
case Maybe (Window -> X ())
mact of
Just Window -> X ()
act | Bool
isr -> Window -> X ()
act forall a b. (a -> b) -> a -> b
$ Event -> Window
ev_subwindow Event
e
Maybe (Window -> X ())
_ -> do
Window -> X ()
focus Window
w
Bool
ctf <- forall r (m :: * -> *) a. MonadReader r m => (r -> a) -> m a
asks (forall (l :: * -> *). XConfig l -> Bool
clickJustFocuses forall b c a. (b -> c) -> (a -> b) -> a -> c
. XConf -> XConfig Layout
config)
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
unless Bool
ctf forall a b. (a -> b) -> a -> b
$ forall (m :: * -> *) a. MonadIO m => IO a -> m a
io (Display -> CInt -> Window -> IO ()
allowEvents Display
dpy CInt
replayPointer Window
currentTime)
forall a. Message a => a -> X ()
broadcastMessage Event
e
handle e :: Event
e@(CrossingEvent {ev_window :: Event -> Window
ev_window = Window
w, ev_event_type :: Event -> ScreenNumber
ev_event_type = ScreenNumber
t})
| ScreenNumber
t forall a. Eq a => a -> a -> Bool
== ScreenNumber
enterNotify Bool -> Bool -> Bool
&& Event -> CInt
ev_mode Event
e forall a. Eq a => a -> a -> Bool
== CInt
notifyNormal
= X Bool -> X () -> X ()
whenX (forall r (m :: * -> *) a. MonadReader r m => (r -> a) -> m a
asks forall a b. (a -> b) -> a -> b
$ forall (l :: * -> *). XConfig l -> Bool
focusFollowsMouse forall b c a. (b -> c) -> (a -> b) -> a -> c
. XConf -> XConfig Layout
config) forall a b. (a -> b) -> a -> b
$ do
Display
dpy <- forall r (m :: * -> *) a. MonadReader r m => (r -> a) -> m a
asks XConf -> Display
display
Window
root <- forall r (m :: * -> *) a. MonadReader r m => (r -> a) -> m a
asks XConf -> Window
theRoot
(Bool
_, Window
_, Window
w', CInt
_, CInt
_, CInt
_, CInt
_, ButtonMask
_) <- forall (m :: * -> *) a. MonadIO m => IO a -> m a
io forall a b. (a -> b) -> a -> b
$ Display
-> Window
-> IO (Bool, Window, Window, CInt, CInt, CInt, CInt, ButtonMask)
queryPointer Display
dpy Window
root
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (Window
w' forall a. Eq a => a -> a -> Bool
== Window
0 Bool -> Bool -> Bool
|| Window
w forall a. Eq a => a -> a -> Bool
== Window
w') (Window -> X ()
focus Window
w)
handle e :: Event
e@(CrossingEvent {ev_event_type :: Event -> ScreenNumber
ev_event_type = ScreenNumber
t})
| ScreenNumber
t forall a. Eq a => a -> a -> Bool
== ScreenNumber
leaveNotify
= do Window
rootw <- forall r (m :: * -> *) a. MonadReader r m => (r -> a) -> m a
asks XConf -> Window
theRoot
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (Event -> Window
ev_window Event
e forall a. Eq a => a -> a -> Bool
== Window
rootw Bool -> Bool -> Bool
&& Bool -> Bool
not (Event -> Bool
ev_same_screen Event
e)) forall a b. (a -> b) -> a -> b
$ Window -> X ()
setFocusX Window
rootw
handle e :: Event
e@(ConfigureRequestEvent {ev_window :: Event -> Window
ev_window = Window
w}) = forall a. (Display -> X a) -> X a
withDisplay forall a b. (a -> b) -> a -> b
$ \Display
dpy -> do
WindowSet
ws <- forall s (m :: * -> *) a. MonadState s m => (s -> a) -> m a
gets XState -> WindowSet
windowset
ScreenNumber
bw <- forall r (m :: * -> *) a. MonadReader r m => (r -> a) -> m a
asks (forall (l :: * -> *). XConfig l -> ScreenNumber
borderWidth forall b c a. (b -> c) -> (a -> b) -> a -> c
. XConf -> XConfig Layout
config)
if forall k a. Ord k => k -> Map k a -> Bool
M.member Window
w (forall i l a sid sd. StackSet i l a sid sd -> Map a RationalRect
floating WindowSet
ws)
Bool -> Bool -> Bool
|| Bool -> Bool
not (forall a i l s sd. Eq a => a -> StackSet i l a s sd -> Bool
member Window
w WindowSet
ws)
then do forall (m :: * -> *) a. MonadIO m => IO a -> m a
io forall a b. (a -> b) -> a -> b
$ Display -> Window -> CULong -> WindowChanges -> IO ()
configureWindow Display
dpy Window
w (Event -> CULong
ev_value_mask Event
e) forall a b. (a -> b) -> a -> b
$ WindowChanges
{ wc_x :: CInt
wc_x = Event -> CInt
ev_x Event
e
, wc_y :: CInt
wc_y = Event -> CInt
ev_y Event
e
, wc_width :: CInt
wc_width = Event -> CInt
ev_width Event
e
, wc_height :: CInt
wc_height = Event -> CInt
ev_height Event
e
, wc_border_width :: CInt
wc_border_width = forall a b. (Integral a, Num b) => a -> b
fromIntegral ScreenNumber
bw
, wc_sibling :: Window
wc_sibling = Event -> Window
ev_above Event
e
, wc_stack_mode :: CInt
wc_stack_mode = Event -> CInt
ev_detail Event
e }
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (forall a i l s sd. Eq a => a -> StackSet i l a s sd -> Bool
member Window
w WindowSet
ws) (Window -> X ()
float Window
w)
else Display -> Window -> (WindowAttributes -> X ()) -> X ()
withWindowAttributes Display
dpy Window
w forall a b. (a -> b) -> a -> b
$ \WindowAttributes
wa -> forall (m :: * -> *) a. MonadIO m => IO a -> m a
io forall a b. (a -> b) -> a -> b
$ forall a. (XEventPtr -> IO a) -> IO a
allocaXEvent forall a b. (a -> b) -> a -> b
$ \XEventPtr
ev -> do
XEventPtr -> ScreenNumber -> IO ()
setEventType XEventPtr
ev ScreenNumber
configureNotify
XEventPtr
-> Window
-> Window
-> CInt
-> CInt
-> CInt
-> CInt
-> CInt
-> Window
-> Bool
-> IO ()
setConfigureEvent XEventPtr
ev Window
w Window
w
(WindowAttributes -> CInt
wa_x WindowAttributes
wa) (WindowAttributes -> CInt
wa_y WindowAttributes
wa) (WindowAttributes -> CInt
wa_width WindowAttributes
wa)
(WindowAttributes -> CInt
wa_height WindowAttributes
wa) (Event -> CInt
ev_border_width Event
e) Window
none (WindowAttributes -> Bool
wa_override_redirect WindowAttributes
wa)
Display -> Window -> Bool -> Window -> XEventPtr -> IO ()
sendEvent Display
dpy Window
w Bool
False Window
0 XEventPtr
ev
forall (m :: * -> *) a. MonadIO m => IO a -> m a
io forall a b. (a -> b) -> a -> b
$ Display -> Bool -> IO ()
sync Display
dpy Bool
False
handle (ConfigureEvent {ev_window :: Event -> Window
ev_window = Window
w}) = X Bool -> X () -> X ()
whenX (Window -> X Bool
isRoot Window
w) X ()
rescreen
handle event :: Event
event@(PropertyEvent { ev_event_type :: Event -> ScreenNumber
ev_event_type = ScreenNumber
t, ev_atom :: Event -> Window
ev_atom = Window
a })
| ScreenNumber
t forall a. Eq a => a -> a -> Bool
== ScreenNumber
propertyNotify Bool -> Bool -> Bool
&& Window
a forall a. Eq a => a -> a -> Bool
== Window
wM_NAME = forall r (m :: * -> *) a. MonadReader r m => (r -> a) -> m a
asks (forall (l :: * -> *). XConfig l -> X ()
logHook forall b c a. (b -> c) -> (a -> b) -> a -> c
. XConf -> XConfig Layout
config) forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall a. a -> X a -> X a
userCodeDef () forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>>
forall a. Message a => a -> X ()
broadcastMessage Event
event
handle e :: Event
e@ClientMessageEvent { ev_message_type :: Event -> Window
ev_message_type = Window
mt } = do
Window
a <- String -> X Window
getAtom String
"XMONAD_RESTART"
if Window
mt forall a. Eq a => a -> a -> Bool
== Window
a
then String -> Bool -> X ()
restart String
"xmonad" Bool
True
else forall a. Message a => a -> X ()
broadcastMessage Event
e
handle Event
e = forall a. Message a => a -> X ()
broadcastMessage Event
e
scan :: Display -> Window -> IO [Window]
scan :: Display -> Window -> IO [Window]
scan Display
dpy Window
rootw = do
(Window
_, Window
_, [Window]
ws) <- Display -> Window -> IO (Window, Window, [Window])
queryTree Display
dpy Window
rootw
forall (m :: * -> *) a.
Applicative m =>
(a -> m Bool) -> [a] -> m [a]
filterM (\Window
w -> Window -> IO Bool
ok Window
w forall e a. Exception e => IO a -> (e -> IO a) -> IO a
`E.catch` SomeException -> IO Bool
skip) [Window]
ws
where ok :: Window -> IO Bool
ok Window
w = do WindowAttributes
wa <- Display -> Window -> IO WindowAttributes
getWindowAttributes Display
dpy Window
w
Window
a <- Display -> String -> Bool -> IO Window
internAtom Display
dpy String
"WM_STATE" Bool
False
Maybe [CLong]
p <- Display -> Window -> Window -> IO (Maybe [CLong])
getWindowProperty32 Display
dpy Window
a Window
w
let ic :: Bool
ic = case Maybe [CLong]
p of
Just (CLong
3:[CLong]
_) -> Bool
True
Maybe [CLong]
_ -> Bool
False
forall (m :: * -> *) a. Monad m => a -> m a
return forall a b. (a -> b) -> a -> b
$ Bool -> Bool
not (WindowAttributes -> Bool
wa_override_redirect WindowAttributes
wa)
Bool -> Bool -> Bool
&& (WindowAttributes -> CInt
wa_map_state WindowAttributes
wa forall a. Eq a => a -> a -> Bool
== CInt
waIsViewable Bool -> Bool -> Bool
|| Bool
ic)
skip :: E.SomeException -> IO Bool
skip :: SomeException -> IO Bool
skip SomeException
_ = forall (m :: * -> *) a. Monad m => a -> m a
return Bool
False
grabKeys :: X ()
grabKeys :: X ()
grabKeys = do
XConf { display :: XConf -> Display
display = Display
dpy, theRoot :: XConf -> Window
theRoot = Window
rootw } <- forall r (m :: * -> *). MonadReader r m => m r
ask
forall (m :: * -> *) a. MonadIO m => IO a -> m a
io forall a b. (a -> b) -> a -> b
$ Display -> KeyCode -> ButtonMask -> Window -> IO ()
ungrabKey Display
dpy KeyCode
anyKey ButtonMask
anyModifier Window
rootw
let grab :: (KeyMask, KeyCode) -> X ()
grab :: (ButtonMask, KeyCode) -> X ()
grab (ButtonMask
km, KeyCode
kc) = forall (m :: * -> *) a. MonadIO m => IO a -> m a
io forall a b. (a -> b) -> a -> b
$ Display
-> KeyCode -> ButtonMask -> Window -> Bool -> CInt -> CInt -> IO ()
grabKey Display
dpy KeyCode
kc ButtonMask
km Window
rootw Bool
True CInt
grabModeAsync CInt
grabModeAsync
forall (t :: * -> *) (f :: * -> *) a b.
(Foldable t, Applicative f) =>
(a -> f b) -> t a -> f ()
traverse_ (ButtonMask, KeyCode) -> X ()
grab forall (m :: * -> *) a b. Monad m => (a -> m b) -> m a -> m b
=<< [(ButtonMask, Window)] -> X [(ButtonMask, KeyCode)]
mkGrabs forall (m :: * -> *) a b. Monad m => (a -> m b) -> m a -> m b
=<< forall r (m :: * -> *) a. MonadReader r m => (r -> a) -> m a
asks (forall k a. Map k a -> [k]
M.keys forall b c a. (b -> c) -> (a -> b) -> a -> c
. XConf -> Map (ButtonMask, Window) (X ())
keyActions)
grabButtons :: X ()
grabButtons :: X ()
grabButtons = do
XConf { display :: XConf -> Display
display = Display
dpy, theRoot :: XConf -> Window
theRoot = Window
rootw } <- forall r (m :: * -> *). MonadReader r m => m r
ask
let grab :: ScreenNumber -> ButtonMask -> m ()
grab ScreenNumber
button ButtonMask
mask = forall (m :: * -> *) a. MonadIO m => IO a -> m a
io forall a b. (a -> b) -> a -> b
$ Display
-> ScreenNumber
-> ButtonMask
-> Window
-> Bool
-> Window
-> CInt
-> CInt
-> Window
-> Window
-> IO ()
grabButton Display
dpy ScreenNumber
button ButtonMask
mask Window
rootw Bool
False Window
buttonPressMask
CInt
grabModeAsync CInt
grabModeSync Window
none Window
none
forall (m :: * -> *) a. MonadIO m => IO a -> m a
io forall a b. (a -> b) -> a -> b
$ Display -> ScreenNumber -> ButtonMask -> Window -> IO ()
ungrabButton Display
dpy ScreenNumber
anyButton ButtonMask
anyModifier Window
rootw
[ButtonMask]
ems <- X [ButtonMask]
extraModifiers
Map (ButtonMask, ScreenNumber) (Window -> X ())
ba <- forall r (m :: * -> *) a. MonadReader r m => (r -> a) -> m a
asks XConf -> Map (ButtonMask, ScreenNumber) (Window -> X ())
buttonActions
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (\(ButtonMask
m,ScreenNumber
b) -> forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (forall {m :: * -> *}.
MonadIO m =>
ScreenNumber -> ButtonMask -> m ()
grab ScreenNumber
b forall b c a. (b -> c) -> (a -> b) -> a -> c
. (ButtonMask
m forall a. Bits a => a -> a -> a
.|.)) [ButtonMask]
ems) (forall k a. Map k a -> [k]
M.keys Map (ButtonMask, ScreenNumber) (Window -> X ())
ba)
replace :: Display -> ScreenNumber -> Window -> IO ()
replace :: Display -> ScreenNumber -> Window -> IO ()
replace Display
dpy ScreenNumber
dflt Window
rootw = do
Window
wmSnAtom <- Display -> String -> Bool -> IO Window
internAtom Display
dpy (String
"WM_S" forall a. [a] -> [a] -> [a]
++ forall a. Show a => a -> String
show ScreenNumber
dflt) Bool
False
Window
currentWmSnOwner <- Display -> Window -> IO Window
xGetSelectionOwner Display
dpy Window
wmSnAtom
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (Window
currentWmSnOwner forall a. Eq a => a -> a -> Bool
/= Window
0) forall a b. (a -> b) -> a -> b
$ do
Display -> Window -> Window -> IO ()
selectInput Display
dpy Window
currentWmSnOwner Window
structureNotifyMask
Window
netWmSnOwner <- forall a. (Ptr SetWindowAttributes -> IO a) -> IO a
allocaSetWindowAttributes forall a b. (a -> b) -> a -> b
$ \Ptr SetWindowAttributes
attributes -> do
Ptr SetWindowAttributes -> Bool -> IO ()
set_override_redirect Ptr SetWindowAttributes
attributes Bool
True
Ptr SetWindowAttributes -> Window -> IO ()
set_event_mask Ptr SetWindowAttributes
attributes Window
propertyChangeMask
let screen :: Screen
screen = Display -> Screen
defaultScreenOfDisplay Display
dpy
visual :: Visual
visual = Screen -> Visual
defaultVisualOfScreen Screen
screen
attrmask :: Window
attrmask = Window
cWOverrideRedirect forall a. Bits a => a -> a -> a
.|. Window
cWEventMask
Display
-> Window
-> Position
-> Position
-> ScreenNumber
-> ScreenNumber
-> CInt
-> CInt
-> CInt
-> Visual
-> Window
-> Ptr SetWindowAttributes
-> IO Window
createWindow Display
dpy Window
rootw (-Position
100) (-Position
100) ScreenNumber
1 ScreenNumber
1 CInt
0 CInt
copyFromParent CInt
copyFromParent Visual
visual Window
attrmask Ptr SetWindowAttributes
attributes
Display -> Window -> Window -> Window -> IO ()
xSetSelectionOwner Display
dpy Window
wmSnAtom Window
netWmSnOwner Window
currentTime
forall a. (a -> a) -> a
fix forall a b. (a -> b) -> a -> b
$ \IO ()
again -> do
ScreenNumber
evt <- forall a. (XEventPtr -> IO a) -> IO a
allocaXEvent forall a b. (a -> b) -> a -> b
$ \XEventPtr
event -> do
Display -> Window -> Window -> XEventPtr -> IO ()
windowEvent Display
dpy Window
currentWmSnOwner Window
structureNotifyMask XEventPtr
event
XEventPtr -> IO ScreenNumber
get_EventType XEventPtr
event
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (ScreenNumber
evt forall a. Eq a => a -> a -> Bool
/= ScreenNumber
destroyNotify) IO ()
again