From 6933eb1d3e2b98eac9a165b4007c32629849985c Mon Sep 17 00:00:00 2001
From: Justin Bogner <mail@justinbogner.com>
Date: Wed, 16 Jun 2010 07:11:24 +0200
Subject: A hook to handle minimize/restore window manager hints.

Ignore-this: c562ce1df81bce9a7dc5e7fe2dc67a43

XMonad.Hooks.Minimize handles both minimize and restore
messages. Handling restore messages was already done in
RestoreMinimized, which this module intends to replace.

darcs-hash:20100616051124-18f27-729a41e41728de0e8c32f53032633d34b92ebf0f.gz
---
 XMonad/Hooks/Minimize.hs | 53 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 XMonad/Hooks/Minimize.hs

(limited to 'XMonad/Hooks/Minimize.hs')

diff --git a/XMonad/Hooks/Minimize.hs b/XMonad/Hooks/Minimize.hs
new file mode 100644
index 0000000..e293e6d
--- /dev/null
+++ b/XMonad/Hooks/Minimize.hs
@@ -0,0 +1,53 @@
+----------------------------------------------------------------------------
+-- |
+-- Module      :  XMonad.Hooks.Minimize
+-- Copyright   :  (c) Justin Bogner 2010
+-- License     :  BSD3-style (see LICENSE)
+--
+-- Maintainer  :  Justin Bogner <mail@justinbogner.com>
+-- Stability   :  unstable
+-- Portability :  not portable
+--
+-- Handles window manager hints to minimize and restore windows. Use
+-- this with XMonad.Layout.Minimize.
+--
+-----------------------------------------------------------------------------
+
+module XMonad.Hooks.Minimize
+    ( -- * Usage
+      -- $usage
+      minimizeEventHook
+    ) where
+
+import Data.Monoid
+import Control.Monad(when)
+
+import XMonad
+import XMonad.Layout.Minimize
+
+-- $usage
+-- You can use this module with the following in your @~\/.xmonad\/xmonad.hs@:
+--
+-- > import XMonad.Hooks.Minimize
+-- > import XMonad.Layout.Minimize
+-- >
+-- > myHandleEventHook = minimizeEventHook
+-- > myLayout = minimize (Tall 1 (3/100) (1/2)) ||| Full ||| etc..
+-- > main = xmonad defaultConfig { layoutHook = myLayout
+-- >                             , handleEventHook = myHandleEventHook }
+
+minimizeEventHook :: Event -> X All
+minimizeEventHook (ClientMessageEvent {ev_window = w,
+                                       ev_message_type = mt,
+                                       ev_data = dt}) = do
+    a_aw <- getAtom "_NET_ACTIVE_WINDOW"
+    a_cs <- getAtom "WM_CHANGE_STATE"
+
+    when (mt == a_aw) $ sendMessage (RestoreMinimizedWin w)
+    when (mt == a_cs) $ do
+      let message = fromIntegral . head $ dt
+      when (message == normalState) $ sendMessage (RestoreMinimizedWin w)
+      when (message == iconicState) $ sendMessage (MinimizeWin w)
+
+    return (All True)
+minimizeEventHook _ = return (All True)
-- 
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