<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html> <head> <!-- Generated by HsColour, http://www.cs.york.ac.uk/fp/darcs/hscolour/ --> <title>XMonad/Layout/WindowNavigation.hs</title> <link type='text/css' rel='stylesheet' href='hscolour.css' /> </head> <body> <pre><a name="line-1"></a><span class='hs-comment'>{-# LANGUAGE DeriveDataTypeable, FlexibleInstances, GeneralizedNewtypeDeriving, MultiParamTypeClasses, TypeSynonymInstances, PatternGuards #-}</span> <a name="line-2"></a> <a name="line-3"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span> <a name="line-4"></a><span class='hs-comment'>-- |</span> <a name="line-5"></a><span class='hs-comment'>-- Module : XMonad.Layout.WindowNavigation</span> <a name="line-6"></a><span class='hs-comment'>-- Copyright : (c) 2007 David Roundy <droundy@darcs.net></span> <a name="line-7"></a><span class='hs-comment'>-- License : BSD3-style (see LICENSE)</span> <a name="line-8"></a><span class='hs-comment'>--</span> <a name="line-9"></a><span class='hs-comment'>-- Maintainer : Devin Mullins <me@twifkak.com></span> <a name="line-10"></a><span class='hs-comment'>-- Stability : unstable</span> <a name="line-11"></a><span class='hs-comment'>-- Portability : unportable</span> <a name="line-12"></a><span class='hs-comment'>--</span> <a name="line-13"></a><span class='hs-comment'>-- WindowNavigation is an extension to allow easy navigation of a workspace.</span> <a name="line-14"></a><span class='hs-comment'>--</span> <a name="line-15"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span> <a name="line-16"></a> <a name="line-17"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Layout</span><span class='hs-varop'>.</span><span class='hs-conid'>WindowNavigation</span> <span class='hs-layout'>(</span> <a name="line-18"></a> <span class='hs-comment'>-- * Usage</span> <a name="line-19"></a> <span class='hs-comment'>-- $usage</span> <a name="line-20"></a> <span class='hs-varid'>windowNavigation</span><span class='hs-layout'>,</span> <span class='hs-varid'>configurableNavigation</span><span class='hs-layout'>,</span> <a name="line-21"></a> <span class='hs-conid'>Navigate</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-conid'>Direction2D</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <a name="line-22"></a> <span class='hs-conid'>MoveWindowToWindow</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <a name="line-23"></a> <span class='hs-varid'>navigateColor</span><span class='hs-layout'>,</span> <span class='hs-varid'>navigateBrightness</span><span class='hs-layout'>,</span> <a name="line-24"></a> <span class='hs-varid'>noNavigateBorders</span><span class='hs-layout'>,</span> <span class='hs-varid'>defaultWNConfig</span> <a name="line-25"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span> <a name="line-26"></a> <a name="line-27"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>List</span> <span class='hs-layout'>(</span> <span class='hs-varid'>nub</span><span class='hs-layout'>,</span> <span class='hs-varid'>sortBy</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>\\</span><span class='hs-layout'>)</span> <span class='hs-layout'>)</span> <a name="line-28"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span> <span class='hs-varid'>hiding</span> <span class='hs-layout'>(</span><span class='hs-conid'>Point</span><span class='hs-layout'>)</span> <a name="line-29"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>StackSet</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>W</span> <a name="line-30"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Layout</span><span class='hs-varop'>.</span><span class='hs-conid'>LayoutModifier</span> <a name="line-31"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Util</span><span class='hs-varop'>.</span><span class='hs-conid'>Invisible</span> <a name="line-32"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Util</span><span class='hs-varop'>.</span><span class='hs-conid'>Types</span> <span class='hs-layout'>(</span><span class='hs-conid'>Direction2D</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <a name="line-33"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Util</span><span class='hs-varop'>.</span><span class='hs-conid'>XUtils</span> <a name="line-34"></a> <a name="line-35"></a><span class='hs-comment'>-- $usage</span> <a name="line-36"></a><span class='hs-comment'>-- You can use this module with the following in your @~\/.xmonad\/xmonad.hs@:</span> <a name="line-37"></a><span class='hs-comment'>--</span> <a name="line-38"></a><span class='hs-comment'>-- > import XMonad.Layout.WindowNavigation</span> <a name="line-39"></a><span class='hs-comment'>--</span> <a name="line-40"></a><span class='hs-comment'>-- Then edit your @layoutHook@ by adding the WindowNavigation layout modifier</span> <a name="line-41"></a><span class='hs-comment'>-- to some layout:</span> <a name="line-42"></a><span class='hs-comment'>--</span> <a name="line-43"></a><span class='hs-comment'>-- > myLayout = windowNavigation (Tall 1 (3/100) (1/2)) ||| Full ||| etc..</span> <a name="line-44"></a><span class='hs-comment'>-- > main = xmonad defaultConfig { layoutHook = myLayout }</span> <a name="line-45"></a><span class='hs-comment'>--</span> <a name="line-46"></a><span class='hs-comment'>-- For more detailed instructions on editing the layoutHook see:</span> <a name="line-47"></a><span class='hs-comment'>--</span> <a name="line-48"></a><span class='hs-comment'>-- "XMonad.Doc.Extending#Editing_the_layout_hook"</span> <a name="line-49"></a><span class='hs-comment'>--</span> <a name="line-50"></a><span class='hs-comment'>-- In keybindings:</span> <a name="line-51"></a><span class='hs-comment'>--</span> <a name="line-52"></a><span class='hs-comment'>-- > , ((modm, xK_Right), sendMessage $ Go R)</span> <a name="line-53"></a><span class='hs-comment'>-- > , ((modm, xK_Left ), sendMessage $ Go L)</span> <a name="line-54"></a><span class='hs-comment'>-- > , ((modm, xK_Up ), sendMessage $ Go U)</span> <a name="line-55"></a><span class='hs-comment'>-- > , ((modm, xK_Down ), sendMessage $ Go D)</span> <a name="line-56"></a><span class='hs-comment'>-- > , ((modm .|. controlMask, xK_Right), sendMessage $ Swap R)</span> <a name="line-57"></a><span class='hs-comment'>-- > , ((modm .|. controlMask, xK_Left ), sendMessage $ Swap L)</span> <a name="line-58"></a><span class='hs-comment'>-- > , ((modm .|. controlMask, xK_Up ), sendMessage $ Swap U)</span> <a name="line-59"></a><span class='hs-comment'>-- > , ((modm .|. controlMask, xK_Down ), sendMessage $ Swap D)</span> <a name="line-60"></a><span class='hs-comment'>--</span> <a name="line-61"></a><span class='hs-comment'>-- For detailed instruction on editing the key binding see:</span> <a name="line-62"></a><span class='hs-comment'>--</span> <a name="line-63"></a><span class='hs-comment'>-- "XMonad.Doc.Extending#Editing_key_bindings".</span> <a name="line-64"></a> <a name="line-65"></a> <a name="line-66"></a><a name="MoveWindowToWindow"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>MoveWindowToWindow</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>MoveWindowToWindow</span> <span class='hs-varid'>a</span> <span class='hs-varid'>a</span> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span> <span class='hs-conid'>Read</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>,</span> <span class='hs-conid'>Typeable</span> <span class='hs-layout'>)</span> <a name="line-67"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Typeable</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Message</span> <span class='hs-layout'>(</span><span class='hs-conid'>MoveWindowToWindow</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <a name="line-68"></a> <a name="line-69"></a><a name="Navigate"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Navigate</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Go</span> <span class='hs-conid'>Direction2D</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Swap</span> <span class='hs-conid'>Direction2D</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Move</span> <span class='hs-conid'>Direction2D</span> <a name="line-70"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Apply</span> <span class='hs-layout'>(</span><span class='hs-conid'>Window</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>X</span><span class='hs-conid'>()</span><span class='hs-layout'>)</span> <span class='hs-conid'>Direction2D</span> <span class='hs-comment'>-- ^ Apply action with destination window</span> <a name="line-71"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span> <span class='hs-conid'>Typeable</span> <span class='hs-layout'>)</span> <a name="line-72"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Message</span> <span class='hs-conid'>Navigate</span> <a name="line-73"></a> <a name="line-74"></a><a name="WNConfig"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>WNConfig</span> <span class='hs-keyglyph'>=</span> <a name="line-75"></a> <span class='hs-conid'>WNC</span> <span class='hs-layout'>{</span> <span class='hs-varid'>brightness</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Double</span> <span class='hs-comment'>-- Indicates a fraction of the focus color.</span> <a name="line-76"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>upColor</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <a name="line-77"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>downColor</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <a name="line-78"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>leftColor</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <a name="line-79"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>rightColor</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <a name="line-80"></a> <span class='hs-layout'>}</span> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Show</span><span class='hs-layout'>,</span> <span class='hs-conid'>Read</span><span class='hs-layout'>)</span> <a name="line-81"></a> <a name="line-82"></a><a name="noNavigateBorders"></a><span class='hs-definition'>noNavigateBorders</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>WNConfig</span> <a name="line-83"></a><span class='hs-definition'>noNavigateBorders</span> <span class='hs-keyglyph'>=</span> <a name="line-84"></a> <span class='hs-varid'>defaultWNConfig</span> <span class='hs-layout'>{</span><span class='hs-varid'>brightness</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-num'>0</span><span class='hs-layout'>}</span> <a name="line-85"></a> <a name="line-86"></a><a name="navigateColor"></a><span class='hs-definition'>navigateColor</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>WNConfig</span> <a name="line-87"></a><span class='hs-definition'>navigateColor</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <a name="line-88"></a> <span class='hs-conid'>WNC</span> <span class='hs-conid'>Nothing</span> <span class='hs-varid'>c</span> <span class='hs-varid'>c</span> <span class='hs-varid'>c</span> <span class='hs-varid'>c</span> <a name="line-89"></a> <a name="line-90"></a><a name="navigateBrightness"></a><span class='hs-definition'>navigateBrightness</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Double</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>WNConfig</span> <a name="line-91"></a><span class='hs-definition'>navigateBrightness</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>defaultWNConfig</span> <span class='hs-layout'>{</span> <span class='hs-varid'>brightness</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-varid'>max</span> <span class='hs-num'>0</span> <span class='hs-varop'>$</span> <span class='hs-varid'>min</span> <span class='hs-num'>1</span> <span class='hs-varid'>f</span> <span class='hs-layout'>}</span> <a name="line-92"></a> <a name="line-93"></a><a name="defaultWNConfig"></a><span class='hs-definition'>defaultWNConfig</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>WNConfig</span> <a name="line-94"></a><span class='hs-definition'>defaultWNConfig</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>WNC</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-num'>0.4</span><span class='hs-layout'>)</span> <span class='hs-str'>"#0000FF"</span> <span class='hs-str'>"#00FFFF"</span> <span class='hs-str'>"#FF0000"</span> <span class='hs-str'>"#FF00FF"</span> <a name="line-95"></a> <a name="line-96"></a><a name="NavigationState"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>NavigationState</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>NS</span> <span class='hs-conid'>Point</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span><span class='hs-conid'>Rectangle</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <a name="line-97"></a> <a name="line-98"></a><a name="WindowNavigation"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>WindowNavigation</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>WindowNavigation</span> <span class='hs-conid'>WNConfig</span> <span class='hs-layout'>(</span><span class='hs-conid'>Invisible</span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>NavigationState</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span> <span class='hs-conid'>Read</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span> <span class='hs-layout'>)</span> <a name="line-99"></a> <a name="line-100"></a><a name="windowNavigation"></a><span class='hs-definition'>windowNavigation</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>LayoutClass</span> <span class='hs-varid'>l</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>l</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ModifiedLayout</span> <span class='hs-conid'>WindowNavigation</span> <span class='hs-varid'>l</span> <span class='hs-varid'>a</span> <a name="line-101"></a><span class='hs-definition'>windowNavigation</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ModifiedLayout</span> <span class='hs-layout'>(</span><span class='hs-conid'>WindowNavigation</span> <span class='hs-varid'>defaultWNConfig</span> <span class='hs-layout'>(</span><span class='hs-conid'>I</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <a name="line-102"></a> <a name="line-103"></a><a name="configurableNavigation"></a><span class='hs-definition'>configurableNavigation</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>LayoutClass</span> <span class='hs-varid'>l</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>WNConfig</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>l</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ModifiedLayout</span> <span class='hs-conid'>WindowNavigation</span> <span class='hs-varid'>l</span> <span class='hs-varid'>a</span> <a name="line-104"></a><span class='hs-definition'>configurableNavigation</span> <span class='hs-varid'>conf</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ModifiedLayout</span> <span class='hs-layout'>(</span><span class='hs-conid'>WindowNavigation</span> <span class='hs-varid'>conf</span> <span class='hs-layout'>(</span><span class='hs-conid'>I</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <a name="line-105"></a> <a name="line-106"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>LayoutModifier</span> <span class='hs-conid'>WindowNavigation</span> <span class='hs-conid'>Window</span> <span class='hs-keyword'>where</span> <a name="line-107"></a> <span class='hs-varid'>redoLayout</span> <span class='hs-layout'>(</span><span class='hs-conid'>WindowNavigation</span> <span class='hs-varid'>conf</span> <span class='hs-layout'>(</span><span class='hs-conid'>I</span> <span class='hs-varid'>state</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varid'>rscr</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span> <span class='hs-varid'>origwrs</span> <span class='hs-keyglyph'>=</span> <a name="line-108"></a> <span class='hs-keyword'>do</span> <span class='hs-conid'>XConf</span> <span class='hs-layout'>{</span> <span class='hs-varid'>normalBorder</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>nbc</span><span class='hs-layout'>,</span> <span class='hs-varid'>focusedBorder</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fbc</span><span class='hs-layout'>,</span> <span class='hs-varid'>display</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dpy</span> <span class='hs-layout'>}</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>ask</span> <a name="line-109"></a> <span class='hs-keyglyph'>[</span><span class='hs-varid'>uc</span><span class='hs-layout'>,</span><span class='hs-varid'>dc</span><span class='hs-layout'>,</span><span class='hs-varid'>lc</span><span class='hs-layout'>,</span><span class='hs-varid'>rc</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'><-</span> <a name="line-110"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>brightness</span> <span class='hs-varid'>conf</span> <span class='hs-keyword'>of</span> <a name="line-111"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>frac</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <span class='hs-varid'>myc</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>averagePixels</span> <span class='hs-varid'>fbc</span> <span class='hs-varid'>nbc</span> <span class='hs-varid'>frac</span> <a name="line-112"></a> <span class='hs-varid'>return</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>myc</span><span class='hs-layout'>,</span><span class='hs-varid'>myc</span><span class='hs-layout'>,</span><span class='hs-varid'>myc</span><span class='hs-layout'>,</span><span class='hs-varid'>myc</span><span class='hs-keyglyph'>]</span> <a name="line-113"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>mapM</span> <span class='hs-layout'>(</span><span class='hs-varid'>stringToPixel</span> <span class='hs-varid'>dpy</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>upColor</span> <span class='hs-varid'>conf</span><span class='hs-layout'>,</span> <span class='hs-varid'>downColor</span> <span class='hs-varid'>conf</span><span class='hs-layout'>,</span> <a name="line-114"></a> <span class='hs-varid'>leftColor</span> <span class='hs-varid'>conf</span><span class='hs-layout'>,</span> <span class='hs-varid'>rightColor</span> <span class='hs-varid'>conf</span><span class='hs-keyglyph'>]</span> <a name="line-115"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>dirc</span> <span class='hs-conid'>U</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>uc</span> <a name="line-116"></a> <span class='hs-varid'>dirc</span> <span class='hs-conid'>D</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dc</span> <a name="line-117"></a> <span class='hs-varid'>dirc</span> <span class='hs-conid'>L</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>lc</span> <a name="line-118"></a> <span class='hs-varid'>dirc</span> <span class='hs-conid'>R</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>rc</span> <a name="line-119"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>w</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>focus</span> <span class='hs-varid'>s</span> <a name="line-120"></a> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>filter</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varop'>==</span><span class='hs-varid'>w</span><span class='hs-layout'>)</span><span class='hs-varop'>.</span><span class='hs-varid'>fst</span><span class='hs-layout'>)</span> <span class='hs-varid'>origwrs</span> <span class='hs-keyword'>of</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span><span class='hs-varid'>x</span><span class='hs-layout'>)</span><span class='hs-conop'>:</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>x</span> <a name="line-121"></a> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>rscr</span> <a name="line-122"></a> <span class='hs-varid'>pt</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>state</span> <span class='hs-keyword'>of</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-conid'>NS</span> <span class='hs-varid'>ptold</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>ptold</span> <span class='hs-varop'>`inrect`</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>ptold</span> <a name="line-123"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>center</span> <span class='hs-varid'>r</span> <a name="line-124"></a> <span class='hs-varid'>existing_wins</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>integrate</span> <span class='hs-varid'>s</span> <a name="line-125"></a> <span class='hs-varid'>wrs</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>filter</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varop'>`elem`</span> <span class='hs-varid'>existing_wins</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>fst</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-varid'>filter</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varop'>/=</span><span class='hs-varid'>r</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>snd</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <a name="line-126"></a> <span class='hs-varid'>filter</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varop'>/=</span><span class='hs-varid'>w</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>fst</span><span class='hs-layout'>)</span> <span class='hs-varid'>origwrs</span> <a name="line-127"></a> <span class='hs-varid'>wnavigable</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>nub</span> <span class='hs-varop'>$</span> <span class='hs-varid'>concatMap</span> <a name="line-128"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>d</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>take</span> <span class='hs-num'>1</span> <span class='hs-varop'>$</span> <span class='hs-varid'>navigable</span> <span class='hs-varid'>d</span> <span class='hs-varid'>pt</span> <span class='hs-varid'>wrs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>U</span><span class='hs-layout'>,</span><span class='hs-conid'>D</span><span class='hs-layout'>,</span><span class='hs-conid'>R</span><span class='hs-layout'>,</span><span class='hs-conid'>L</span><span class='hs-keyglyph'>]</span> <a name="line-129"></a> <span class='hs-varid'>wnavigablec</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>nub</span> <span class='hs-varop'>$</span> <span class='hs-varid'>concatMap</span> <a name="line-130"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>d</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-varid'>win</span><span class='hs-layout'>,</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>win</span><span class='hs-layout'>,</span><span class='hs-varid'>dirc</span> <span class='hs-varid'>d</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <a name="line-131"></a> <span class='hs-varid'>take</span> <span class='hs-num'>1</span> <span class='hs-varop'>$</span> <span class='hs-varid'>navigable</span> <span class='hs-varid'>d</span> <span class='hs-varid'>pt</span> <span class='hs-varid'>wrs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>U</span><span class='hs-layout'>,</span><span class='hs-conid'>D</span><span class='hs-layout'>,</span><span class='hs-conid'>R</span><span class='hs-layout'>,</span><span class='hs-conid'>L</span><span class='hs-keyglyph'>]</span> <a name="line-132"></a> <span class='hs-varid'>wothers</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>state</span> <span class='hs-keyword'>of</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-conid'>NS</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>wo</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>map</span> <span class='hs-varid'>fst</span> <span class='hs-varid'>wo</span> <a name="line-133"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>[]</span> <a name="line-134"></a> <span class='hs-varid'>mapM_</span> <span class='hs-layout'>(</span><span class='hs-varid'>sc</span> <span class='hs-varid'>nbc</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>wothers</span> <span class='hs-varop'>\\</span> <span class='hs-varid'>map</span> <span class='hs-varid'>fst</span> <span class='hs-varid'>wnavigable</span><span class='hs-layout'>)</span> <a name="line-135"></a> <span class='hs-varid'>mapM_</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-varid'>win</span><span class='hs-layout'>,</span><span class='hs-varid'>c</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>sc</span> <span class='hs-varid'>c</span> <span class='hs-varid'>win</span><span class='hs-layout'>)</span> <span class='hs-varid'>wnavigablec</span> <a name="line-136"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>origwrs</span><span class='hs-layout'>,</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-conid'>WindowNavigation</span> <span class='hs-varid'>conf</span> <span class='hs-varop'>$</span> <span class='hs-conid'>I</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-conid'>NS</span> <span class='hs-varid'>pt</span> <span class='hs-varid'>wnavigable</span><span class='hs-layout'>)</span> <a name="line-137"></a> <span class='hs-varid'>redoLayout</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>origwrs</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>origwrs</span><span class='hs-layout'>,</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>)</span> <a name="line-138"></a> <a name="line-139"></a> <span class='hs-varid'>handleMessOrMaybeModifyIt</span> <span class='hs-layout'>(</span><span class='hs-conid'>WindowNavigation</span> <span class='hs-varid'>conf</span> <span class='hs-layout'>(</span><span class='hs-conid'>I</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-conid'>NS</span> <span class='hs-varid'>pt</span> <span class='hs-varid'>wrs</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varid'>m</span> <a name="line-140"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-conid'>Go</span> <span class='hs-varid'>d</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>fromMessage</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=</span> <a name="line-141"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>navigable</span> <span class='hs-varid'>d</span> <span class='hs-varid'>pt</span> <span class='hs-varid'>wrs</span> <span class='hs-keyword'>of</span> <a name="line-142"></a> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span> <a name="line-143"></a> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varid'>w</span><span class='hs-layout'>,</span><span class='hs-varid'>r</span><span class='hs-layout'>)</span><span class='hs-conop'>:</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <span class='hs-varid'>modify</span> <span class='hs-varid'>focusWindowHere</span> <a name="line-144"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Left</span> <span class='hs-varop'>$</span> <span class='hs-conid'>WindowNavigation</span> <span class='hs-varid'>conf</span> <span class='hs-varop'>$</span> <span class='hs-conid'>I</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <a name="line-145"></a> <span class='hs-conid'>NS</span> <span class='hs-layout'>(</span><span class='hs-varid'>centerd</span> <span class='hs-varid'>d</span> <span class='hs-varid'>pt</span> <span class='hs-varid'>r</span><span class='hs-layout'>)</span> <span class='hs-varid'>wrs</span> <a name="line-146"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>focusWindowHere</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>XState</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>XState</span> <a name="line-147"></a> <span class='hs-varid'>focusWindowHere</span> <span class='hs-varid'>s</span> <a name="line-148"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>w</span> <span class='hs-varop'>==</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>peek</span> <span class='hs-layout'>(</span><span class='hs-varid'>windowset</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>s</span> <a name="line-149"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>has</span> <span class='hs-varid'>w</span> <span class='hs-varop'>$</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>stack</span> <span class='hs-varop'>$</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>workspace</span> <span class='hs-varop'>$</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>current</span> <span class='hs-varop'>$</span> <span class='hs-varid'>windowset</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <a name="line-150"></a> <span class='hs-varid'>s</span> <span class='hs-layout'>{</span> <span class='hs-varid'>windowset</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>until</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-varid'>w</span> <span class='hs-varop'>==</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>peek</span><span class='hs-layout'>)</span> <a name="line-151"></a> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>focusUp</span> <span class='hs-varop'>$</span> <span class='hs-varid'>windowset</span> <span class='hs-varid'>s</span> <span class='hs-layout'>}</span> <a name="line-152"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>s</span> <a name="line-153"></a> <span class='hs-varid'>has</span> <span class='hs-keyword'>_</span> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span> <a name="line-154"></a> <span class='hs-varid'>has</span> <span class='hs-varid'>x</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-conid'>Stack</span> <span class='hs-varid'>t</span> <span class='hs-varid'>l</span> <span class='hs-varid'>rr</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>`elem`</span> <span class='hs-layout'>(</span><span class='hs-varid'>t</span> <span class='hs-conop'>:</span> <span class='hs-varid'>l</span> <span class='hs-varop'>++</span> <span class='hs-varid'>rr</span><span class='hs-layout'>)</span> <a name="line-155"></a> <a name="line-156"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-conid'>Swap</span> <span class='hs-varid'>d</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>fromMessage</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=</span> <a name="line-157"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>navigable</span> <span class='hs-varid'>d</span> <span class='hs-varid'>pt</span> <span class='hs-varid'>wrs</span> <span class='hs-keyword'>of</span> <a name="line-158"></a> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span> <a name="line-159"></a> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varid'>w</span><span class='hs-layout'>,</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span><span class='hs-conop'>:</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <span class='hs-keyword'>let</span> <span class='hs-varid'>swap</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>unint</span> <span class='hs-layout'>(</span><span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>focus</span> <span class='hs-varid'>st</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-varid'>swapw</span> <span class='hs-layout'>(</span><span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>focus</span> <span class='hs-varid'>st</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>integrate</span> <span class='hs-varid'>st</span> <a name="line-160"></a> <span class='hs-varid'>swapw</span> <span class='hs-varid'>y</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-varid'>w</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>y</span> <a name="line-161"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-varid'>y</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>w</span> <a name="line-162"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <a name="line-163"></a> <span class='hs-varid'>unint</span> <span class='hs-varid'>f</span> <span class='hs-varid'>xs</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>span</span> <span class='hs-layout'>(</span><span class='hs-varop'>/=</span> <span class='hs-varid'>f</span><span class='hs-layout'>)</span> <span class='hs-varid'>xs</span> <span class='hs-keyword'>of</span> <a name="line-164"></a> <span class='hs-layout'>(</span><span class='hs-varid'>u</span><span class='hs-layout'>,</span><span class='hs-keyword'>_</span><span class='hs-conop'>:</span><span class='hs-varid'>dn</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-conid'>Stack</span> <span class='hs-layout'>{</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>focus</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>f</span> <a name="line-165"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>up</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>reverse</span> <span class='hs-varid'>u</span> <a name="line-166"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>down</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dn</span> <span class='hs-layout'>}</span> <a name="line-167"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-conid'>Stack</span> <span class='hs-layout'>{</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>focus</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>f</span> <a name="line-168"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>down</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>xs</span> <a name="line-169"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>up</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>[]</span> <span class='hs-layout'>}</span> <a name="line-170"></a> <span class='hs-varid'>windows</span> <span class='hs-varop'>$</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>modify'</span> <span class='hs-varid'>swap</span> <a name="line-171"></a> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span> <a name="line-172"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-conid'>Move</span> <span class='hs-varid'>d</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>fromMessage</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=</span> <a name="line-173"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>navigable</span> <span class='hs-varid'>d</span> <span class='hs-varid'>pt</span> <span class='hs-varid'>wrs</span> <span class='hs-keyword'>of</span> <a name="line-174"></a> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span> <a name="line-175"></a> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varid'>w</span><span class='hs-layout'>,</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span><span class='hs-conop'>:</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <span class='hs-varid'>mst</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>gets</span> <span class='hs-layout'>(</span><span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>stack</span> <span class='hs-varop'>.</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>workspace</span> <span class='hs-varop'>.</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>current</span> <span class='hs-varop'>.</span> <span class='hs-varid'>windowset</span><span class='hs-layout'>)</span> <a name="line-176"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-keyword'>do</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>mst</span> <a name="line-177"></a> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Right</span> <span class='hs-varop'>$</span> <span class='hs-conid'>SomeMessage</span> <span class='hs-varop'>$</span> <span class='hs-conid'>MoveWindowToWindow</span> <span class='hs-layout'>(</span><span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>focus</span> <span class='hs-varid'>st</span><span class='hs-layout'>)</span> <span class='hs-varid'>w</span> <a name="line-178"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-conid'>Apply</span> <span class='hs-varid'>f</span> <span class='hs-varid'>d</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>fromMessage</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=</span> <a name="line-179"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>navigable</span> <span class='hs-varid'>d</span> <span class='hs-varid'>pt</span> <span class='hs-varid'>wrs</span> <span class='hs-keyword'>of</span> <a name="line-180"></a> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span> <a name="line-181"></a> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varid'>w</span><span class='hs-layout'>,</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span><span class='hs-conop'>:</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>f</span> <span class='hs-varid'>w</span> <span class='hs-varop'>>></span> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span> <a name="line-182"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Just</span> <span class='hs-conid'>Hide</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>fromMessage</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=</span> <a name="line-183"></a> <span class='hs-keyword'>do</span> <span class='hs-conid'>XConf</span> <span class='hs-layout'>{</span> <span class='hs-varid'>normalBorder</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>nbc</span> <span class='hs-layout'>}</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>ask</span> <a name="line-184"></a> <span class='hs-varid'>mapM_</span> <span class='hs-layout'>(</span><span class='hs-varid'>sc</span> <span class='hs-varid'>nbc</span> <span class='hs-varop'>.</span> <span class='hs-varid'>fst</span><span class='hs-layout'>)</span> <span class='hs-varid'>wrs</span> <a name="line-185"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Left</span> <span class='hs-varop'>$</span> <span class='hs-conid'>WindowNavigation</span> <span class='hs-varid'>conf</span> <span class='hs-varop'>$</span> <span class='hs-conid'>I</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-conid'>NS</span> <span class='hs-varid'>pt</span> <span class='hs-conid'>[]</span> <a name="line-186"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Just</span> <span class='hs-conid'>ReleaseResources</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>fromMessage</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=</span> <a name="line-187"></a> <span class='hs-varid'>handleMessOrMaybeModifyIt</span> <span class='hs-layout'>(</span><span class='hs-conid'>WindowNavigation</span> <span class='hs-varid'>conf</span> <span class='hs-layout'>(</span><span class='hs-conid'>I</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-conid'>NS</span> <span class='hs-varid'>pt</span> <span class='hs-varid'>wrs</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>SomeMessage</span> <span class='hs-conid'>Hide</span><span class='hs-layout'>)</span> <a name="line-188"></a> <span class='hs-varid'>handleMessOrMaybeModifyIt</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span> <a name="line-189"></a> <a name="line-190"></a><a name="navigable"></a><span class='hs-definition'>navigable</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Direction2D</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Point</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Window</span><span class='hs-layout'>,</span> <span class='hs-conid'>Rectangle</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Window</span><span class='hs-layout'>,</span> <span class='hs-conid'>Rectangle</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <a name="line-191"></a><span class='hs-definition'>navigable</span> <span class='hs-varid'>d</span> <span class='hs-varid'>pt</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>sortby</span> <span class='hs-varid'>d</span> <span class='hs-varop'>.</span> <span class='hs-varid'>filter</span> <span class='hs-layout'>(</span><span class='hs-varid'>inr</span> <span class='hs-varid'>d</span> <span class='hs-varid'>pt</span> <span class='hs-varop'>.</span> <span class='hs-varid'>snd</span><span class='hs-layout'>)</span> <a name="line-192"></a> <a name="line-193"></a><a name="sc"></a><span class='hs-definition'>sc</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Pixel</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Window</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>X</span> <span class='hs-conid'>()</span> <a name="line-194"></a><span class='hs-definition'>sc</span> <span class='hs-varid'>c</span> <span class='hs-varid'>win</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>withDisplay</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>dpy</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>io</span> <span class='hs-varop'>$</span> <span class='hs-varid'>setWindowBorder</span> <span class='hs-varid'>dpy</span> <span class='hs-varid'>win</span> <span class='hs-varid'>c</span> <a name="line-195"></a> <a name="line-196"></a><a name="center"></a><span class='hs-definition'>center</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Rectangle</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Point</span> <a name="line-197"></a><span class='hs-definition'>center</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-varid'>w</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>P</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>x</span> <span class='hs-varop'>+</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>w</span><span class='hs-varop'>/</span><span class='hs-num'>2</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>y</span> <span class='hs-varop'>+</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>h</span><span class='hs-varop'>/</span><span class='hs-num'>2</span><span class='hs-layout'>)</span> <a name="line-198"></a> <a name="line-199"></a><a name="centerd"></a><span class='hs-definition'>centerd</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Direction2D</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Point</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Rectangle</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Point</span> <a name="line-200"></a><span class='hs-definition'>centerd</span> <span class='hs-varid'>d</span> <span class='hs-layout'>(</span><span class='hs-conid'>P</span> <span class='hs-varid'>xx</span> <span class='hs-varid'>yy</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-varid'>w</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>d</span> <span class='hs-varop'>==</span> <span class='hs-conid'>U</span> <span class='hs-varop'>||</span> <span class='hs-varid'>d</span> <span class='hs-varop'>==</span> <span class='hs-conid'>D</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>P</span> <span class='hs-varid'>xx</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>y</span> <span class='hs-varop'>+</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>h</span><span class='hs-varop'>/</span><span class='hs-num'>2</span><span class='hs-layout'>)</span> <a name="line-201"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>P</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>x</span> <span class='hs-varop'>+</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>w</span><span class='hs-varop'>/</span><span class='hs-num'>2</span><span class='hs-layout'>)</span> <span class='hs-varid'>yy</span> <a name="line-202"></a> <a name="line-203"></a><a name="inr"></a><span class='hs-definition'>inr</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Direction2D</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Point</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Rectangle</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span> <a name="line-204"></a><span class='hs-definition'>inr</span> <span class='hs-conid'>D</span> <span class='hs-layout'>(</span><span class='hs-conid'>P</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>l</span> <span class='hs-varid'>yr</span> <span class='hs-varid'>w</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>=</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>l</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>x</span> <span class='hs-varop'><</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>l</span> <span class='hs-varop'>+</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>w</span> <span class='hs-varop'>&&</span> <a name="line-205"></a> <span class='hs-varid'>y</span> <span class='hs-varop'><</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>yr</span> <span class='hs-varop'>+</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>h</span> <a name="line-206"></a><span class='hs-definition'>inr</span> <span class='hs-conid'>U</span> <span class='hs-layout'>(</span><span class='hs-conid'>P</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>l</span> <span class='hs-varid'>yr</span> <span class='hs-varid'>w</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>=</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>l</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>x</span> <span class='hs-varop'><</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>l</span> <span class='hs-varop'>+</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>w</span> <span class='hs-varop'>&&</span> <a name="line-207"></a> <span class='hs-varid'>y</span> <span class='hs-varop'>></span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>yr</span> <a name="line-208"></a><span class='hs-definition'>inr</span> <span class='hs-conid'>R</span> <span class='hs-layout'>(</span><span class='hs-conid'>P</span> <span class='hs-varid'>a</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>b</span> <span class='hs-varid'>l</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>w</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>=</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>l</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>x</span> <span class='hs-varop'><</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>l</span> <span class='hs-varop'>+</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>w</span> <span class='hs-varop'>&&</span> <a name="line-209"></a> <span class='hs-varid'>a</span> <span class='hs-varop'><</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>b</span> <a name="line-210"></a><span class='hs-definition'>inr</span> <span class='hs-conid'>L</span> <span class='hs-layout'>(</span><span class='hs-conid'>P</span> <span class='hs-varid'>a</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>b</span> <span class='hs-varid'>l</span> <span class='hs-varid'>c</span> <span class='hs-varid'>w</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>=</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>l</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>x</span> <span class='hs-varop'><</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>l</span> <span class='hs-varop'>+</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>w</span> <span class='hs-varop'>&&</span> <a name="line-211"></a> <span class='hs-varid'>a</span> <span class='hs-varop'>></span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>b</span> <span class='hs-varop'>+</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>c</span> <a name="line-212"></a> <a name="line-213"></a><a name="inrect"></a><span class='hs-definition'>inrect</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Point</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Rectangle</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span> <a name="line-214"></a><span class='hs-definition'>inrect</span> <span class='hs-layout'>(</span><span class='hs-conid'>P</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>w</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>></span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>a</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>x</span> <span class='hs-varop'><</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>a</span> <span class='hs-varop'>+</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>w</span> <span class='hs-varop'>&&</span> <a name="line-215"></a> <span class='hs-varid'>y</span> <span class='hs-varop'>></span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>b</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>y</span> <span class='hs-varop'><</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>b</span> <span class='hs-varop'>+</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>h</span> <a name="line-216"></a> <a name="line-217"></a><a name="sortby"></a><span class='hs-definition'>sortby</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Direction2D</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span><span class='hs-conid'>Rectangle</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span><span class='hs-conid'>Rectangle</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <a name="line-218"></a><span class='hs-definition'>sortby</span> <span class='hs-conid'>U</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>sortBy</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span><span class='hs-conid'>Rectangle</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>y</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span><span class='hs-conid'>Rectangle</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>y'</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>compare</span> <span class='hs-varid'>y'</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <a name="line-219"></a><span class='hs-definition'>sortby</span> <span class='hs-conid'>D</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>sortBy</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span><span class='hs-conid'>Rectangle</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>y</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span><span class='hs-conid'>Rectangle</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>y'</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>compare</span> <span class='hs-varid'>y</span> <span class='hs-varid'>y'</span><span class='hs-layout'>)</span> <a name="line-220"></a><span class='hs-definition'>sortby</span> <span class='hs-conid'>R</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>sortBy</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x'</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>compare</span> <span class='hs-varid'>x</span> <span class='hs-varid'>x'</span><span class='hs-layout'>)</span> <a name="line-221"></a><span class='hs-definition'>sortby</span> <span class='hs-conid'>L</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>sortBy</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span><span class='hs-conid'>Rectangle</span> <span class='hs-varid'>x'</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>compare</span> <span class='hs-varid'>x'</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <a name="line-222"></a> <a name="line-223"></a><a name="Point"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Point</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>P</span> <span class='hs-conid'>Double</span> <span class='hs-conid'>Double</span> </pre></body> </html>