From 4866f2e367dfcf22a9591231ba40948826a1b438 Mon Sep 17 00:00:00 2001
From: Spencer Janssen <sjanssen@cse.unl.edu>
Date: Thu, 1 Nov 2007 21:10:59 +0100
Subject: Hierarchify

darcs-hash:20071101201059-a5988-fc1f1262bec1b69e13ba18ae7cefeafc8c4471d4.gz
---
 XMonad/Actions/SwapWorkspaces.hs | 55 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 XMonad/Actions/SwapWorkspaces.hs

(limited to 'XMonad/Actions/SwapWorkspaces.hs')

diff --git a/XMonad/Actions/SwapWorkspaces.hs b/XMonad/Actions/SwapWorkspaces.hs
new file mode 100644
index 0000000..3f0ca35
--- /dev/null
+++ b/XMonad/Actions/SwapWorkspaces.hs
@@ -0,0 +1,55 @@
+-----------------------------------------------------------------------------
+-- |
+-- Module      :  XMonad.Actions.SwapWorkspaces
+-- Copyright   :  (c) Devin Mullins <me@twifkak.com>
+-- License     :  BSD3-style (see LICENSE)
+--
+-- Maintainer  :  Devin Mullins <me@twifkak.com>
+-- Stability   :  unstable
+-- Portability :  unportable
+--
+-- Lets you swap workspace tags, so you can keep related ones next to
+-- each other, without having to move individual windows.
+--
+-----------------------------------------------------------------------------
+
+module XMonad.Actions.SwapWorkspaces (
+                                     -- * Usage
+                                     -- $usage
+                                     swapWithCurrent,
+                                     swapWorkspaces
+                                    ) where
+
+import XMonad.StackSet
+
+-- $usage
+-- Add this import to your Config.hs:
+--
+-- > import XMonad.Actions.SwapWorkspaces
+--
+-- Throw this in your keys definition:
+--
+-- > ++
+-- > [((modMask .|. controlMask, k), windows $ swapWithCurrent i)
+-- >     | (i, k) <- zip workspaces [xK_1 ..]]
+
+-- %import XMonad.Actions.SwapWorkspaces
+-- %keybindlist ++
+-- %keybindlist [((modMask .|. controlMask, k), windows $ swapWithCurrent i)
+-- %keybindlist     | (i, k) <- zip workspaces [xK_1 ..]]
+--
+-- After installing this update, if you're on workspace 1, hitting mod-ctrl-5
+-- will swap workspaces 1 and 5.
+
+-- | Swaps the currently focused workspace with the given workspace tag, via
+--   @swapWorkspaces@.
+swapWithCurrent :: Eq i => i -> StackSet i l a s sd -> StackSet i l a s sd
+swapWithCurrent t s = swapWorkspaces t (tag $ workspace $ current s) s
+
+-- | Takes two workspace tags and an existing XMonad.StackSet and returns a new
+--   one with the two corresponding workspaces' tags swapped.
+swapWorkspaces :: Eq i => i -> i -> StackSet i l a s sd -> StackSet i l a s sd
+swapWorkspaces t1 t2 = mapWorkspace swap
+    where swap w = if      tag w == t1 then w { tag = t2 }
+                   else if tag w == t2 then w { tag = t1 }
+                   else w
-- 
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