From 937ec3b887137056e32b6c6f9d35f3c29b6abb97 Mon Sep 17 00:00:00 2001 From: Lukas Mai Date: Sun, 6 Apr 2008 03:12:34 +0200 Subject: XMonad.Main: call setlocale on startup darcs-hash:20080406011234-462cf-09fde81185653a210d292b90b02595de7c365bb1 --- XMonad/Main.hs | 298 ------------------------------------------------------ XMonad/Main.hsc | 308 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 308 insertions(+), 298 deletions(-) delete mode 100644 XMonad/Main.hs create mode 100644 XMonad/Main.hsc (limited to 'XMonad') diff --git a/XMonad/Main.hs b/XMonad/Main.hs deleted file mode 100644 index ab276af..0000000 --- a/XMonad/Main.hs +++ /dev/null @@ -1,298 +0,0 @@ -{-# LANGUAGE MultiParamTypeClasses, FlexibleContexts #-} ----------------------------------------------------------------------------- --- | --- Module : XMonad.Main --- Copyright : (c) Spencer Janssen 2007 --- License : BSD3-style (see LICENSE) --- --- Maintainer : sjanssen@cse.unl.edu --- Stability : unstable --- Portability : not portable, uses mtl, X11, posix --- --- xmonad, a minimalist, tiling window manager for X11 --- ------------------------------------------------------------------------------ - -module XMonad.Main (xmonad) where - -import Data.Bits -import Data.List ((\\)) -import qualified Data.Map as M -import qualified Data.Set as S -import Control.Monad.Reader -import Control.Monad.State -import Data.Maybe (fromMaybe) - -import System.Environment (getArgs) -import System.Posix.Signals - -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 - --- | --- The main entry point --- -xmonad :: (LayoutClass l Window, Read (l Window)) => XConfig l -> IO () -xmonad initxmc = do - -- ignore SIGPIPE - installHandler openEndedPipe Ignore Nothing - -- First, wrap the layout in an existential, to keep things pretty: - let xmc = initxmc { layoutHook = Layout $ layoutHook initxmc } - dpy <- openDisplay "" - let dflt = defaultScreen dpy - - rootw <- rootWindow dpy dflt - xinesc <- getCleanedScreenInfo dpy - nbc <- do v <- initColor dpy $ normalBorderColor xmc - ~(Just nbc_) <- initColor dpy $ normalBorderColor Default.defaultConfig - return (fromMaybe nbc_ v) - - fbc <- do v <- initColor dpy $ focusedBorderColor xmc - ~(Just fbc_) <- initColor dpy $ focusedBorderColor Default.defaultConfig - return (fromMaybe fbc_ v) - - hSetBuffering stdout NoBuffering - args <- getArgs - - let layout = layoutHook xmc - lreads = readsLayout layout - initialWinset = new layout (workspaces xmc) $ map SD xinesc - - maybeRead reads' s = case reads' s of - [(x, "")] -> Just x - _ -> Nothing - - winset = fromMaybe initialWinset $ do - ("--resume" : s : _) <- return args - ws <- maybeRead reads s - return . W.ensureTags layout (workspaces xmc) - $ W.mapLayout (fromMaybe layout . maybeRead lreads) ws - - cf = XConf - { display = dpy - , config = xmc - , theRoot = rootw - , normalBorder = nbc - , focusedBorder = fbc - , keyActions = keys xmc xmc - , buttonActions = mouseBindings xmc xmc } - st = XState - { windowset = initialWinset - , mapped = S.empty - , waitingUnmap = M.empty - , dragging = Nothing } - - xSetErrorHandler -- in C, I'm too lazy to write the binding: dons - - -- setup initial X environment - sync dpy False - selectInput dpy rootw $ substructureRedirectMask .|. substructureNotifyMask - .|. enterWindowMask .|. leaveWindowMask .|. structureNotifyMask - - allocaXEvent $ \e -> - runX cf st $ do - - grabKeys - grabButtons - - io $ sync dpy False - - ws <- io $ scan dpy rootw - - -- bootstrap the windowset, Operations.windows will identify all - -- the windows in winset as new and set initial properties for - -- those windows. Remove all windows that are no longer top-level - -- children of the root, they may have disappeared since - -- restarting. - windows . const . foldr W.delete winset $ W.allWindows winset \\ ws - - -- manage the as-yet-unmanaged windows - mapM_ manage (ws \\ W.allWindows winset) - - userCode $ startupHook initxmc - - -- main loop, for all you HOF/recursion fans out there. - forever_ $ handle =<< io (nextEvent dpy e >> getEvent e) - - return () - where forever_ a = a >> forever_ a - - --- --------------------------------------------------------------------- --- | Event handler. Map X events onto calls into Operations.hs, which --- modify our internal model of the window manager state. --- --- Events dwm handles that we don't: --- --- [ButtonPress] = buttonpress, --- [Expose] = expose, --- [PropertyNotify] = propertynotify, --- -handle :: Event -> X () - --- run window manager command -handle (KeyEvent {ev_event_type = t, ev_state = m, ev_keycode = code}) - | t == keyPress = withDisplay $ \dpy -> do - s <- io $ keycodeToKeysym dpy code 0 - mClean <- cleanMask m - ks <- asks keyActions - userCode $ whenJust (M.lookup (mClean, s) ks) id - --- manage a new window -handle (MapRequestEvent {ev_window = w}) = withDisplay $ \dpy -> do - wa <- io $ getWindowAttributes dpy w -- ignore override windows - -- need to ignore mapping requests by managed windows not on the current workspace - managed <- isClient w - when (not (wa_override_redirect wa) && not managed) $ do manage w - --- window destroyed, unmanage it --- window gone, unmanage it -handle (DestroyWindowEvent {ev_window = w}) = whenX (isClient w) $ do - unmanage w - modify (\s -> s { mapped = S.delete w (mapped s) - , waitingUnmap = M.delete w (waitingUnmap s)}) - --- We track expected unmap events in waitingUnmap. We ignore this event unless --- it is synthetic or we are not expecting an unmap notification from a window. -handle (UnmapEvent {ev_window = w, ev_send_event = synthetic}) = whenX (isClient w) $ do - e <- gets (fromMaybe 0 . M.lookup w . waitingUnmap) - if (synthetic || e == 0) - then unmanage w - else modify (\s -> s { waitingUnmap = M.update mpred w (waitingUnmap s) }) - where mpred 1 = Nothing - mpred n = Just $ pred n - --- set keyboard mapping -handle e@(MappingNotifyEvent {}) = do - io $ refreshKeyboardMapping e - when (ev_request e == mappingKeyboard) grabKeys - --- handle button release, which may finish dragging. -handle e@(ButtonEvent {ev_event_type = t}) - | t == buttonRelease = do - drag <- gets dragging - case drag of - -- we're done dragging and have released the mouse: - Just (_,f) -> modify (\s -> s { dragging = Nothing }) >> f - Nothing -> broadcastMessage e - --- handle motionNotify event, which may mean we are dragging. -handle e@(MotionEvent {ev_event_type = _t, ev_x = x, ev_y = y}) = do - drag <- gets dragging - case drag of - Just (d,_) -> d (fromIntegral x) (fromIntegral y) -- we're dragging - Nothing -> broadcastMessage e - --- click on an unfocused window, makes it focused on this workspace -handle e@(ButtonEvent {ev_window = w,ev_event_type = t,ev_button = b }) - | t == buttonPress = do - -- If it's the root window, then it's something we - -- grabbed in grabButtons. Otherwise, it's click-to-focus. - isr <- isRoot w - m <- cleanMask $ ev_state e - ba <- asks buttonActions - if isr then userCode $ whenJust (M.lookup (m, b) ba) ($ ev_subwindow e) - else focus w - broadcastMessage e -- Always send button events. - --- entered a normal window: focus it if focusFollowsMouse is set to --- True in the user's config. -handle e@(CrossingEvent {ev_window = w, ev_event_type = t}) - | t == enterNotify && ev_mode e == notifyNormal - && ev_detail e /= notifyInferior - = whenX (asks $ focusFollowsMouse . config) (focus w) - --- left a window, check if we need to focus root -handle e@(CrossingEvent {ev_event_type = t}) - | t == leaveNotify - = do rootw <- asks theRoot - when (ev_window e == rootw && not (ev_same_screen e)) $ setFocusX rootw - --- configure a window -handle e@(ConfigureRequestEvent {ev_window = w}) = withDisplay $ \dpy -> do - ws <- gets windowset - wa <- io $ getWindowAttributes dpy w - - bw <- asks (borderWidth . config) - - if M.member w (floating ws) - || not (member w ws) - then do io $ configureWindow dpy w (ev_value_mask e) $ WindowChanges - { wc_x = ev_x e - , wc_y = ev_y e - , wc_width = ev_width e - , wc_height = ev_height e - , wc_border_width = fromIntegral bw - , wc_sibling = ev_above e - , wc_stack_mode = ev_detail e } - when (member w ws) (float w) - else io $ allocaXEvent $ \ev -> do - setEventType ev configureNotify - setConfigureEvent ev w w - (wa_x wa) (wa_y wa) (wa_width wa) - (wa_height wa) (ev_border_width e) none (wa_override_redirect wa) - sendEvent dpy w False 0 ev - io $ sync dpy False - --- configuration changes in the root may mean display settings have changed -handle (ConfigureEvent {ev_window = w}) = whenX (isRoot w) rescreen - --- property notify -handle PropertyEvent { ev_event_type = t, ev_atom = a } - | t == propertyNotify && a == wM_NAME = userCode =<< asks (logHook . config) - -handle e = broadcastMessage e -- trace (eventName e) -- ignoring - - --- --------------------------------------------------------------------- --- IO stuff. Doesn't require any X state --- Most of these things run only on startup (bar grabkeys) - --- | scan for any new windows to manage. If they're already managed, --- this should be idempotent. -scan :: Display -> Window -> IO [Window] -scan dpy rootw = do - (_, _, ws) <- queryTree dpy rootw - filterM ok ws - -- TODO: scan for windows that are either 'IsViewable' or where WM_STATE == - -- Iconic - where ok w = do wa <- getWindowAttributes dpy w - a <- internAtom dpy "WM_STATE" False - p <- getWindowProperty32 dpy a w - let ic = case p of - Just (3:_) -> True -- 3 for iconified - _ -> False - return $ not (wa_override_redirect wa) - && (wa_map_state wa == waIsViewable || ic) - --- | Grab the keys back -grabKeys :: X () -grabKeys = do - XConf { display = dpy, theRoot = rootw } <- ask - let grab kc m = io $ grabKey dpy kc m rootw True grabModeAsync grabModeAsync - io $ ungrabKey dpy anyKey anyModifier rootw - ks <- asks keyActions - forM_ (M.keys ks) $ \(mask,sym) -> do - kc <- io $ keysymToKeycode dpy sym - -- "If the specified KeySym is not defined for any KeyCode, - -- XKeysymToKeycode() returns zero." - when (kc /= '\0') $ mapM_ (grab kc . (mask .|.)) =<< extraModifiers - --- | XXX comment me -grabButtons :: X () -grabButtons = do - XConf { display = dpy, theRoot = rootw } <- ask - let grab button mask = io $ grabButton dpy button mask rootw False buttonPressMask - grabModeAsync grabModeSync none none - io $ ungrabButton dpy anyButton anyModifier rootw - ems <- extraModifiers - ba <- asks buttonActions - mapM_ (\(m,b) -> mapM_ (grab b . (m .|.)) ems) (M.keys $ ba) diff --git a/XMonad/Main.hsc b/XMonad/Main.hsc new file mode 100644 index 0000000..5df6ed8 --- /dev/null +++ b/XMonad/Main.hsc @@ -0,0 +1,308 @@ +{-# LANGUAGE MultiParamTypeClasses, FlexibleContexts, ForeignFunctionInterface #-} +---------------------------------------------------------------------------- +-- | +-- Module : XMonad.Main +-- Copyright : (c) Spencer Janssen 2007 +-- License : BSD3-style (see LICENSE) +-- +-- Maintainer : sjanssen@cse.unl.edu +-- Stability : unstable +-- Portability : not portable, uses mtl, X11, posix +-- +-- xmonad, a minimalist, tiling window manager for X11 +-- +----------------------------------------------------------------------------- + +module XMonad.Main (xmonad) where + +import Data.Bits +import Data.List ((\\)) +import qualified Data.Map as M +import qualified Data.Set as S +import Control.Monad.Reader +import Control.Monad.State +import Data.Maybe (fromMaybe) + +import Foreign.C +import Foreign.Ptr + +import System.Environment (getArgs) +import System.Posix.Signals + +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 + +#include + +foreign import ccall unsafe "locale.h setlocale" c_setlocale :: CInt -> Ptr CChar -> IO (Ptr CChar) + +-- | +-- The main entry point +-- +xmonad :: (LayoutClass l Window, Read (l Window)) => XConfig l -> IO () +xmonad initxmc = do + -- setup locale information from environment + withCString "" $ \p -> do + c_setlocale (#const LC_ALL) p + -- ignore SIGPIPE + installHandler openEndedPipe Ignore Nothing + -- First, wrap the layout in an existential, to keep things pretty: + let xmc = initxmc { layoutHook = Layout $ layoutHook initxmc } + dpy <- openDisplay "" + let dflt = defaultScreen dpy + + rootw <- rootWindow dpy dflt + xinesc <- getCleanedScreenInfo dpy + nbc <- do v <- initColor dpy $ normalBorderColor xmc + ~(Just nbc_) <- initColor dpy $ normalBorderColor Default.defaultConfig + return (fromMaybe nbc_ v) + + fbc <- do v <- initColor dpy $ focusedBorderColor xmc + ~(Just fbc_) <- initColor dpy $ focusedBorderColor Default.defaultConfig + return (fromMaybe fbc_ v) + + hSetBuffering stdout NoBuffering + args <- getArgs + + let layout = layoutHook xmc + lreads = readsLayout layout + initialWinset = new layout (workspaces xmc) $ map SD xinesc + + maybeRead reads' s = case reads' s of + [(x, "")] -> Just x + _ -> Nothing + + winset = fromMaybe initialWinset $ do + ("--resume" : s : _) <- return args + ws <- maybeRead reads s + return . W.ensureTags layout (workspaces xmc) + $ W.mapLayout (fromMaybe layout . maybeRead lreads) ws + + cf = XConf + { display = dpy + , config = xmc + , theRoot = rootw + , normalBorder = nbc + , focusedBorder = fbc + , keyActions = keys xmc xmc + , buttonActions = mouseBindings xmc xmc } + st = XState + { windowset = initialWinset + , mapped = S.empty + , waitingUnmap = M.empty + , dragging = Nothing } + + xSetErrorHandler -- in C, I'm too lazy to write the binding: dons + + -- setup initial X environment + sync dpy False + selectInput dpy rootw $ substructureRedirectMask .|. substructureNotifyMask + .|. enterWindowMask .|. leaveWindowMask .|. structureNotifyMask + + allocaXEvent $ \e -> + runX cf st $ do + + grabKeys + grabButtons + + io $ sync dpy False + + ws <- io $ scan dpy rootw + + -- bootstrap the windowset, Operations.windows will identify all + -- the windows in winset as new and set initial properties for + -- those windows. Remove all windows that are no longer top-level + -- children of the root, they may have disappeared since + -- restarting. + windows . const . foldr W.delete winset $ W.allWindows winset \\ ws + + -- manage the as-yet-unmanaged windows + mapM_ manage (ws \\ W.allWindows winset) + + userCode $ startupHook initxmc + + -- main loop, for all you HOF/recursion fans out there. + forever_ $ handle =<< io (nextEvent dpy e >> getEvent e) + + return () + where forever_ a = a >> forever_ a + + +-- --------------------------------------------------------------------- +-- | Event handler. Map X events onto calls into Operations.hs, which +-- modify our internal model of the window manager state. +-- +-- Events dwm handles that we don't: +-- +-- [ButtonPress] = buttonpress, +-- [Expose] = expose, +-- [PropertyNotify] = propertynotify, +-- +handle :: Event -> X () + +-- run window manager command +handle (KeyEvent {ev_event_type = t, ev_state = m, ev_keycode = code}) + | t == keyPress = withDisplay $ \dpy -> do + s <- io $ keycodeToKeysym dpy code 0 + mClean <- cleanMask m + ks <- asks keyActions + userCode $ whenJust (M.lookup (mClean, s) ks) id + +-- manage a new window +handle (MapRequestEvent {ev_window = w}) = withDisplay $ \dpy -> do + wa <- io $ getWindowAttributes dpy w -- ignore override windows + -- need to ignore mapping requests by managed windows not on the current workspace + managed <- isClient w + when (not (wa_override_redirect wa) && not managed) $ do manage w + +-- window destroyed, unmanage it +-- window gone, unmanage it +handle (DestroyWindowEvent {ev_window = w}) = whenX (isClient w) $ do + unmanage w + modify (\s -> s { mapped = S.delete w (mapped s) + , waitingUnmap = M.delete w (waitingUnmap s)}) + +-- We track expected unmap events in waitingUnmap. We ignore this event unless +-- it is synthetic or we are not expecting an unmap notification from a window. +handle (UnmapEvent {ev_window = w, ev_send_event = synthetic}) = whenX (isClient w) $ do + e <- gets (fromMaybe 0 . M.lookup w . waitingUnmap) + if (synthetic || e == 0) + then unmanage w + else modify (\s -> s { waitingUnmap = M.update mpred w (waitingUnmap s) }) + where mpred 1 = Nothing + mpred n = Just $ pred n + +-- set keyboard mapping +handle e@(MappingNotifyEvent {}) = do + io $ refreshKeyboardMapping e + when (ev_request e == mappingKeyboard) grabKeys + +-- handle button release, which may finish dragging. +handle e@(ButtonEvent {ev_event_type = t}) + | t == buttonRelease = do + drag <- gets dragging + case drag of + -- we're done dragging and have released the mouse: + Just (_,f) -> modify (\s -> s { dragging = Nothing }) >> f + Nothing -> broadcastMessage e + +-- handle motionNotify event, which may mean we are dragging. +handle e@(MotionEvent {ev_event_type = _t, ev_x = x, ev_y = y}) = do + drag <- gets dragging + case drag of + Just (d,_) -> d (fromIntegral x) (fromIntegral y) -- we're dragging + Nothing -> broadcastMessage e + +-- click on an unfocused window, makes it focused on this workspace +handle e@(ButtonEvent {ev_window = w,ev_event_type = t,ev_button = b }) + | t == buttonPress = do + -- If it's the root window, then it's something we + -- grabbed in grabButtons. Otherwise, it's click-to-focus. + isr <- isRoot w + m <- cleanMask $ ev_state e + ba <- asks buttonActions + if isr then userCode $ whenJust (M.lookup (m, b) ba) ($ ev_subwindow e) + else focus w + broadcastMessage e -- Always send button events. + +-- entered a normal window: focus it if focusFollowsMouse is set to +-- True in the user's config. +handle e@(CrossingEvent {ev_window = w, ev_event_type = t}) + | t == enterNotify && ev_mode e == notifyNormal + && ev_detail e /= notifyInferior + = whenX (asks $ focusFollowsMouse . config) (focus w) + +-- left a window, check if we need to focus root +handle e@(CrossingEvent {ev_event_type = t}) + | t == leaveNotify + = do rootw <- asks theRoot + when (ev_window e == rootw && not (ev_same_screen e)) $ setFocusX rootw + +-- configure a window +handle e@(ConfigureRequestEvent {ev_window = w}) = withDisplay $ \dpy -> do + ws <- gets windowset + wa <- io $ getWindowAttributes dpy w + + bw <- asks (borderWidth . config) + + if M.member w (floating ws) + || not (member w ws) + then do io $ configureWindow dpy w (ev_value_mask e) $ WindowChanges + { wc_x = ev_x e + , wc_y = ev_y e + , wc_width = ev_width e + , wc_height = ev_height e + , wc_border_width = fromIntegral bw + , wc_sibling = ev_above e + , wc_stack_mode = ev_detail e } + when (member w ws) (float w) + else io $ allocaXEvent $ \ev -> do + setEventType ev configureNotify + setConfigureEvent ev w w + (wa_x wa) (wa_y wa) (wa_width wa) + (wa_height wa) (ev_border_width e) none (wa_override_redirect wa) + sendEvent dpy w False 0 ev + io $ sync dpy False + +-- configuration changes in the root may mean display settings have changed +handle (ConfigureEvent {ev_window = w}) = whenX (isRoot w) rescreen + +-- property notify +handle PropertyEvent { ev_event_type = t, ev_atom = a } + | t == propertyNotify && a == wM_NAME = userCode =<< asks (logHook . config) + +handle e = broadcastMessage e -- trace (eventName e) -- ignoring + + +-- --------------------------------------------------------------------- +-- IO stuff. Doesn't require any X state +-- Most of these things run only on startup (bar grabkeys) + +-- | scan for any new windows to manage. If they're already managed, +-- this should be idempotent. +scan :: Display -> Window -> IO [Window] +scan dpy rootw = do + (_, _, ws) <- queryTree dpy rootw + filterM ok ws + -- TODO: scan for windows that are either 'IsViewable' or where WM_STATE == + -- Iconic + where ok w = do wa <- getWindowAttributes dpy w + a <- internAtom dpy "WM_STATE" False + p <- getWindowProperty32 dpy a w + let ic = case p of + Just (3:_) -> True -- 3 for iconified + _ -> False + return $ not (wa_override_redirect wa) + && (wa_map_state wa == waIsViewable || ic) + +-- | Grab the keys back +grabKeys :: X () +grabKeys = do + XConf { display = dpy, theRoot = rootw } <- ask + let grab kc m = io $ grabKey dpy kc m rootw True grabModeAsync grabModeAsync + io $ ungrabKey dpy anyKey anyModifier rootw + ks <- asks keyActions + forM_ (M.keys ks) $ \(mask,sym) -> do + kc <- io $ keysymToKeycode dpy sym + -- "If the specified KeySym is not defined for any KeyCode, + -- XKeysymToKeycode() returns zero." + when (kc /= '\0') $ mapM_ (grab kc . (mask .|.)) =<< extraModifiers + +-- | XXX comment me +grabButtons :: X () +grabButtons = do + XConf { display = dpy, theRoot = rootw } <- ask + let grab button mask = io $ grabButton dpy button mask rootw False buttonPressMask + grabModeAsync grabModeSync none none + io $ ungrabButton dpy anyButton anyModifier rootw + ems <- extraModifiers + ba <- asks buttonActions + mapM_ (\(m,b) -> mapM_ (grab b . (m .|.)) ems) (M.keys $ ba) -- cgit v1.2.3