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54 lines
1.7 KiB
Haskell
54 lines
1.7 KiB
Haskell
-----------------------------------------------------------------------------
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-- |
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-- Module : XMonad.Actions.DwmPromote
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-- Description : DWM-like swap function for xmonad.
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-- Copyright : (c) Miikka Koskinen 2007
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-- License : BSD3-style (see LICENSE)
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--
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-- Maintainer : arcatan@kapsi.fi
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-- Stability : stable
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-- Portability : unportable
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--
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-- Dwm-like swap function for xmonad.
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--
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-- Swaps focused window with the master window. If focus is in the
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-- master, swap it with the next window in the stack. Focus stays in the
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-- master.
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--
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-----------------------------------------------------------------------------
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module XMonad.Actions.DwmPromote (
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-- * Usage
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-- $usage
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dwmpromote
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) where
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import XMonad
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import XMonad.StackSet
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import XMonad.Prelude
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import qualified Data.List.NonEmpty as NE
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-- $usage
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--
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-- You can use this module with the following in your @~\/.xmonad\/xmonad.hs@:
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--
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-- > import XMonad.Actions.DwmPromote
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--
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-- then add a keybinding or substitute 'dwmpromote' in place of promote:
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--
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-- > , ((modm, xK_Return), dwmpromote)
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--
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-- For detailed instructions on editing your key bindings, see
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-- "XMonad.Doc.Extending#Editing_key_bindings".
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-- | Swap the focused window with the master window. If focus is in
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-- the master, swap it with the next window in the stack. Focus
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-- stays in the master.
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dwmpromote :: X ()
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dwmpromote = windows $ modify' $
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\c -> case c of
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Stack _ [] [] -> c
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Stack t [] (r:rs) -> Stack r [] (t:rs)
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Stack t (l:ls) rs -> Stack t [] (ys ++ y : rs) where (y :| ys) = NE.reverse (l :| ls)
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