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{-# LANGUAGE DoAndIfThenElse #-}
module XMonad.Local.Workspaces (
newWorkspace
, newWorkspaceDir
, promptedNewWorkspace
, swapScreens
, toggleWS
, toggleWSSwitch
) where
import Control.Monad
import Data.Maybe
import qualified Data.Map as M
import qualified Data.Set as S
import XMonad
import qualified XMonad.Actions.CycleWS as WS
import qualified XMonad.Actions.DynamicWorkspaces as DW
import qualified XMonad.Actions.TopicSpace as TS
import qualified XMonad.Layout.TopicDir as TD
import qualified XMonad.Prompt.Input as PI
import qualified XMonad.StackSet as W
-- local modules **************************************************************
import qualified XMonad.Local.Config as Local
import qualified XMonad.Local.TopicSpace as Local
-- workspace creation *********************************************************
promptedNewWorkspace :: Bool -> X()
promptedNewWorkspace shiftFocused = PI.inputPrompt Local.xpConfig "New Workspace"
PI.?+ action shiftFocused
where
action :: Bool -> String -> X()
action True = newWorkspaceDir shiftto
action _ = newWorkspaceDir goto
newWorkspace :: WorkspaceId -> X()
newWorkspace w = do
exists <- widExists w
unless exists $ DW.addHiddenWorkspace w
newWorkspaceDir :: (TS.Topic -> X()) -> WorkspaceId -> X()
newWorkspaceDir gotofunc w = do
exists <- widExists w
if not exists then do
DW.addHiddenWorkspace w
gotofunc w
unless (w `S.member` doNotAskForDir) $ TD.changeDir Local.xpConfig
else
gotofunc w
where
doNotAskForDir :: S.Set WorkspaceId
doNotAskForDir = S.fromList $
["mail", "chat", "virt", "vbox", "web"] ++ M.keys Local.topicDirs
widExists :: WorkspaceId -> X Bool
widExists wid = do
xs <- get
return $ widExists' wid (windowset xs)
where
widExists' :: WorkspaceId -> W.StackSet WorkspaceId l a s sd -> Bool
widExists' w ws = w `elem` map W.tag (W.workspaces ws)
-- workspace switching ********************************************************
toggleWS :: X()
toggleWS = do
hs' <- cleanHiddens ["NSP"]
unless (null hs') (windows . W.greedyView . W.tag $ head hs')
where
cleanHiddens :: [WorkspaceId] -> X [WindowSpace]
cleanHiddens skips = gets $ flip WS.skipTags skips . W.hidden . windowset
toggleWSSwitch :: X()
toggleWSSwitch = do
hs' <- cleanHiddens []
unless (null hs') (windows . (\ws -> W.greedyView ws . W.shift ws) . W.tag $ head hs')
where
cleanHiddens :: [WorkspaceId] -> X [WindowSpace]
cleanHiddens skips = gets $ flip WS.skipTags skips . W.hidden . windowset
-- creates the workspace if needed
goto :: TS.Topic -> X()
goto t = newWorkspace t >> TS.switchTopic Local.topicConfig t
shiftto :: TS.Topic -> X()
shiftto t = newWorkspace t >> windows (W.greedyView t . W.shift t)
-- swap workspaces between screens
swapScreens :: X ()
swapScreens = do
screen <- gets (listToMaybe . W.visible . windowset)
whenJust screen $ windows . W.greedyView . W.tag . W.workspace
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