<?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://code.haskell.org/~malcolm/hscolour/ --> <title>XMonad/Util/Dzen.hs</title> <link type='text/css' rel='stylesheet' href='hscolour.css' /> </head> <body> <pre><a name="line-1"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span> <a name="line-2"></a><span class='hs-comment'>-- |</span> <a name="line-3"></a><span class='hs-comment'>-- Module : XMonad.Util.Dzen</span> <a name="line-4"></a><span class='hs-comment'>-- Copyright : (c) glasser@mit.edu</span> <a name="line-5"></a><span class='hs-comment'>-- License : BSD</span> <a name="line-6"></a><span class='hs-comment'>--</span> <a name="line-7"></a><span class='hs-comment'>-- Maintainer : glasser@mit.edu</span> <a name="line-8"></a><span class='hs-comment'>-- Stability : stable</span> <a name="line-9"></a><span class='hs-comment'>-- Portability : unportable</span> <a name="line-10"></a><span class='hs-comment'>--</span> <a name="line-11"></a><span class='hs-comment'>-- Handy wrapper for dzen. Requires dzen >= 0.2.4.</span> <a name="line-12"></a><span class='hs-comment'>--</span> <a name="line-13"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span> <a name="line-14"></a> <a name="line-15"></a><span class='hs-keyword'>module</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'>Dzen</span> <span class='hs-layout'>(</span> <a name="line-16"></a> <span class='hs-comment'>-- * Flexible interface</span> <a name="line-17"></a> <span class='hs-varid'>dzenConfig</span><span class='hs-layout'>,</span> <span class='hs-conid'>DzenConfig</span><span class='hs-layout'>,</span> <a name="line-18"></a> <span class='hs-varid'>timeout</span><span class='hs-layout'>,</span> <a name="line-19"></a> <span class='hs-varid'>font</span><span class='hs-layout'>,</span> <a name="line-20"></a> <span class='hs-varid'>xScreen</span><span class='hs-layout'>,</span> <a name="line-21"></a> <span class='hs-varid'>vCenter</span><span class='hs-layout'>,</span> <a name="line-22"></a> <span class='hs-varid'>hCenter</span><span class='hs-layout'>,</span> <a name="line-23"></a> <span class='hs-varid'>center</span><span class='hs-layout'>,</span> <a name="line-24"></a> <span class='hs-varid'>onCurr</span><span class='hs-layout'>,</span> <a name="line-25"></a> <span class='hs-varid'>x</span><span class='hs-layout'>,</span> <a name="line-26"></a> <span class='hs-varid'>y</span><span class='hs-layout'>,</span> <a name="line-27"></a> <span class='hs-varid'>addArgs</span><span class='hs-layout'>,</span> <a name="line-28"></a> <a name="line-29"></a> <span class='hs-comment'>-- * Legacy interface</span> <a name="line-30"></a> <span class='hs-varid'>dzen</span><span class='hs-layout'>,</span> <a name="line-31"></a> <span class='hs-varid'>dzenScreen</span><span class='hs-layout'>,</span> <a name="line-32"></a> <span class='hs-varid'>dzenWithArgs</span><span class='hs-layout'>,</span> <a name="line-33"></a> <a name="line-34"></a> <span class='hs-comment'>-- * Miscellaneous</span> <a name="line-35"></a> <span class='hs-varid'>seconds</span><span class='hs-layout'>,</span> <a name="line-36"></a> <span class='hs-varid'>chomp</span><span class='hs-layout'>,</span> <a name="line-37"></a> <span class='hs-layout'>(</span><span class='hs-varop'>>=></span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <a name="line-38"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span> <a name="line-39"></a> <a name="line-40"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span> <a name="line-41"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span> <a name="line-42"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>StackSet</span> <a name="line-43"></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'>Run</span> <span class='hs-layout'>(</span><span class='hs-varid'>runProcessWithInputAndWait</span><span class='hs-layout'>,</span> <span class='hs-varid'>seconds</span><span class='hs-layout'>)</span> <a name="line-44"></a> <a name="line-45"></a><a name="DzenConfig"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>DzenConfig</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>Int</span><span class='hs-layout'>,</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>X</span> <span class='hs-layout'>(</span><span class='hs-conid'>Int</span><span class='hs-layout'>,</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <a name="line-46"></a> <a name="line-47"></a><a name="dzenConfig"></a><span class='hs-comment'>-- | @dzenConfig config s@ will display the string @s@ according to the</span> <a name="line-48"></a><span class='hs-comment'>-- configuration @config@. For example, to display the string @\"foobar\"@ with</span> <a name="line-49"></a><span class='hs-comment'>-- all the default settings, you can simply call</span> <a name="line-50"></a><span class='hs-comment'>--</span> <a name="line-51"></a><span class='hs-comment'>-- > dzenConfig return "foobar"</span> <a name="line-52"></a><span class='hs-comment'>--</span> <a name="line-53"></a><span class='hs-comment'>-- Or, to set a longer timeout, you could use</span> <a name="line-54"></a><span class='hs-comment'>--</span> <a name="line-55"></a><span class='hs-comment'>-- > dzenConfig (timeout 10) "foobar"</span> <a name="line-56"></a><span class='hs-comment'>--</span> <a name="line-57"></a><span class='hs-comment'>-- You can combine configurations with the (>=>) operator. To display</span> <a name="line-58"></a><span class='hs-comment'>-- @\"foobar\"@ for 10 seconds on the first screen, you could use</span> <a name="line-59"></a><span class='hs-comment'>--</span> <a name="line-60"></a><span class='hs-comment'>-- > dzenConfig (timeout 10 >=> xScreen 0) "foobar"</span> <a name="line-61"></a><span class='hs-comment'>--</span> <a name="line-62"></a><span class='hs-comment'>-- As a final example, you could adapt the above to display @\"foobar\"@ for</span> <a name="line-63"></a><span class='hs-comment'>-- 10 seconds on the current screen with</span> <a name="line-64"></a><span class='hs-comment'>--</span> <a name="line-65"></a><span class='hs-comment'>-- > dzenConfig (timeout 10 >=> onCurr xScreen) "foobar"</span> <a name="line-66"></a><span class='hs-definition'>dzenConfig</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>DzenConfig</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>X</span> <span class='hs-conid'>()</span> <a name="line-67"></a><span class='hs-definition'>dzenConfig</span> <span class='hs-varid'>conf</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-68"></a> <span class='hs-layout'>(</span><span class='hs-varid'>t</span><span class='hs-layout'>,</span> <span class='hs-varid'>args</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>conf</span> <span class='hs-layout'>(</span><span class='hs-varid'>seconds</span> <span class='hs-num'>3</span><span class='hs-layout'>,</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span> <a name="line-69"></a> <span class='hs-varid'>runProcessWithInputAndWait</span> <span class='hs-str'>"dzen2"</span> <span class='hs-varid'>args</span> <span class='hs-layout'>(</span><span class='hs-varid'>chomp</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span> <span class='hs-varid'>t</span> <a name="line-70"></a> <a name="line-71"></a><a name="chomp"></a><span class='hs-comment'>-- | dzen wants exactly one newline at the end of its input, so this can be</span> <a name="line-72"></a><span class='hs-comment'>-- used for your own invocations of dzen. However, all functions in this</span> <a name="line-73"></a><span class='hs-comment'>-- module will call this for you.</span> <a name="line-74"></a><span class='hs-definition'>chomp</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <a name="line-75"></a><span class='hs-definition'>chomp</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varop'>++</span><span class='hs-str'>"\n"</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>reverse</span> <span class='hs-varop'>.</span> <span class='hs-varid'>dropWhile</span> <span class='hs-layout'>(</span><span class='hs-chr'>'\n'</span> <span class='hs-varop'>==</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>reverse</span> <a name="line-76"></a> <a name="line-77"></a><a name="timeout"></a><span class='hs-comment'>-- | Set the timeout, in seconds. This defaults to 3 seconds if not</span> <a name="line-78"></a><span class='hs-comment'>-- specified.</span> <a name="line-79"></a><span class='hs-definition'>timeout</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Rational</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DzenConfig</span> <a name="line-80"></a><span class='hs-definition'>timeout</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>timeoutMicro</span> <span class='hs-varop'>.</span> <span class='hs-varid'>seconds</span> <a name="line-81"></a> <a name="line-82"></a><a name="timeoutMicro"></a><span class='hs-comment'>-- | Set the timeout, in microseconds. Mostly here for the legacy</span> <a name="line-83"></a><span class='hs-comment'>-- interface.</span> <a name="line-84"></a><span class='hs-definition'>timeoutMicro</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DzenConfig</span> <a name="line-85"></a><span class='hs-definition'>timeoutMicro</span> <span class='hs-varid'>n</span> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-varid'>ss</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span><span class='hs-layout'>,</span> <span class='hs-varid'>ss</span><span class='hs-layout'>)</span> <a name="line-86"></a> <a name="line-87"></a><a name="addArgs"></a><span class='hs-comment'>-- | Add raw command-line arguments to the configuration. These will be</span> <a name="line-88"></a><span class='hs-comment'>-- passed on verbatim to dzen2. The default includes no arguments.</span> <a name="line-89"></a><span class='hs-definition'>addArgs</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DzenConfig</span> <a name="line-90"></a><span class='hs-definition'>addArgs</span> <span class='hs-varid'>ss</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span><span class='hs-layout'>,</span> <span class='hs-varid'>ss'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span><span class='hs-layout'>,</span> <span class='hs-varid'>ss</span> <span class='hs-varop'>++</span> <span class='hs-varid'>ss'</span><span class='hs-layout'>)</span> <a name="line-91"></a> <a name="line-92"></a><a name="xScreen"></a><span class='hs-comment'>-- | Start dzen2 on a particular screen. Only works with versions of dzen</span> <a name="line-93"></a><span class='hs-comment'>-- that support the "-xs" argument.</span> <a name="line-94"></a><span class='hs-definition'>xScreen</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ScreenId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DzenConfig</span> <a name="line-95"></a><span class='hs-definition'>xScreen</span> <span class='hs-varid'>sc</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>addArgs</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"-xs"</span><span class='hs-layout'>,</span> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>sc</span> <span class='hs-varop'>+</span> <span class='hs-num'>1</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <a name="line-96"></a> <a name="line-97"></a><a name="onCurr"></a><span class='hs-comment'>-- | Take a screen-specific configuration and supply it with the screen ID</span> <a name="line-98"></a><span class='hs-comment'>-- of the currently focused screen, according to xmonad. For example, show</span> <a name="line-99"></a><span class='hs-comment'>-- a 100-pixel wide bar centered within the current screen, you could use</span> <a name="line-100"></a><span class='hs-comment'>--</span> <a name="line-101"></a><span class='hs-comment'>-- > dzenConfig (onCurr (hCenter 100)) "foobar"</span> <a name="line-102"></a><span class='hs-comment'>--</span> <a name="line-103"></a><span class='hs-comment'>-- Of course, you can still combine these with (>=>); for example, to center</span> <a name="line-104"></a><span class='hs-comment'>-- the string @\"foobar\"@ both horizontally and vertically in a 100x14 box</span> <a name="line-105"></a><span class='hs-comment'>-- using the lovely Terminus font, you could use</span> <a name="line-106"></a><span class='hs-comment'>--</span> <a name="line-107"></a><span class='hs-comment'>-- > terminus = "-*-terminus-*-*-*-*-12-*-*-*-*-*-*-*"</span> <a name="line-108"></a><span class='hs-comment'>-- > dzenConfig (onCurr (center 100 14) >=> font terminus) "foobar"</span> <a name="line-109"></a><span class='hs-definition'>onCurr</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>ScreenId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DzenConfig</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DzenConfig</span> <a name="line-110"></a><span class='hs-definition'>onCurr</span> <span class='hs-varid'>f</span> <span class='hs-varid'>conf</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>gets</span> <span class='hs-layout'>(</span><span class='hs-varid'>screen</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> <span class='hs-varop'>>>=</span> <span class='hs-varid'>flip</span> <span class='hs-varid'>f</span> <span class='hs-varid'>conf</span> <a name="line-111"></a> <a name="line-112"></a><a name="x"></a><span class='hs-comment'>-- | Put the top of the dzen bar at a particular pixel.</span> <a name="line-113"></a><span class='hs-definition'>x</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DzenConfig</span> <a name="line-114"></a><span class='hs-definition'>x</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>addArgs</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"-x"</span><span class='hs-layout'>,</span> <span class='hs-varid'>show</span> <span class='hs-varid'>n</span><span class='hs-keyglyph'>]</span> <a name="line-115"></a><a name="y"></a><span class='hs-comment'>-- | Put the left of the dzen bar at a particular pixel.</span> <a name="line-116"></a><span class='hs-definition'>y</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DzenConfig</span> <a name="line-117"></a><span class='hs-definition'>y</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>addArgs</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"-y"</span><span class='hs-layout'>,</span> <span class='hs-varid'>show</span> <span class='hs-varid'>n</span><span class='hs-keyglyph'>]</span> <a name="line-118"></a> <a name="line-119"></a><a name="font"></a><span class='hs-comment'>-- | Specify the font. Check out xfontsel to get the format of the String</span> <a name="line-120"></a><span class='hs-comment'>-- right; if your dzen supports xft, then you can supply that here, too.</span> <a name="line-121"></a><span class='hs-definition'>font</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DzenConfig</span> <a name="line-122"></a><span class='hs-definition'>font</span> <span class='hs-varid'>fn</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>addArgs</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"-fn"</span><span class='hs-layout'>,</span> <span class='hs-varid'>fn</span><span class='hs-keyglyph'>]</span> <a name="line-123"></a> <a name="line-124"></a><a name="vCenter"></a><span class='hs-comment'>-- | @vCenter height sc@ sets the configuration to have the dzen bar appear</span> <a name="line-125"></a><span class='hs-comment'>-- on screen @sc@ with height @height@, vertically centered with respect to</span> <a name="line-126"></a><span class='hs-comment'>-- the actual size of that screen.</span> <a name="line-127"></a><span class='hs-definition'>vCenter</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ScreenId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DzenConfig</span> <a name="line-128"></a><span class='hs-definition'>vCenter</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>center'</span> <span class='hs-varid'>rect_height</span> <span class='hs-str'>"-h"</span> <span class='hs-str'>"-y"</span> <a name="line-129"></a> <a name="line-130"></a><a name="hCenter"></a><span class='hs-comment'>-- | @hCenter width sc@ sets the configuration to have the dzen bar appear</span> <a name="line-131"></a><span class='hs-comment'>-- on screen @sc@ with width @width@, horizontally centered with respect to</span> <a name="line-132"></a><span class='hs-comment'>-- the actual size of that screen.</span> <a name="line-133"></a><span class='hs-definition'>hCenter</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ScreenId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DzenConfig</span> <a name="line-134"></a><span class='hs-definition'>hCenter</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>center'</span> <span class='hs-varid'>rect_width</span> <span class='hs-str'>"-w"</span> <span class='hs-str'>"-x"</span> <a name="line-135"></a> <a name="line-136"></a><a name="center"></a><span class='hs-comment'>-- | @center width height sc@ sets the configuration to have the dzen bar</span> <a name="line-137"></a><span class='hs-comment'>-- appear on screen @sc@ with width @width@ and height @height@, centered</span> <a name="line-138"></a><span class='hs-comment'>-- both horizontally and vertically with respect to the actual size of that</span> <a name="line-139"></a><span class='hs-comment'>-- screen.</span> <a name="line-140"></a><span class='hs-definition'>center</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ScreenId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DzenConfig</span> <a name="line-141"></a><span class='hs-definition'>center</span> <span class='hs-varid'>width</span> <span class='hs-varid'>height</span> <span class='hs-varid'>sc</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>hCenter</span> <span class='hs-varid'>width</span> <span class='hs-varid'>sc</span> <span class='hs-varop'>>=></span> <span class='hs-varid'>vCenter</span> <span class='hs-varid'>height</span> <span class='hs-varid'>sc</span> <a name="line-142"></a> <a name="line-143"></a><a name="center'"></a><span class='hs-comment'>-- Center things along a single dimension on a particular screen.</span> <a name="line-144"></a><span class='hs-definition'>center'</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Rectangle</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Dimension</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ScreenId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DzenConfig</span> <a name="line-145"></a><span class='hs-definition'>center'</span> <span class='hs-varid'>selector</span> <span class='hs-varid'>extentName</span> <span class='hs-varid'>positionName</span> <span class='hs-varid'>extent</span> <span class='hs-varid'>sc</span> <span class='hs-varid'>conf</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-146"></a> <span class='hs-varid'>rect</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>gets</span> <span class='hs-layout'>(</span><span class='hs-varid'>detailFromScreenId</span> <span class='hs-varid'>sc</span> <span class='hs-varop'>.</span> <span class='hs-varid'>windowset</span><span class='hs-layout'>)</span> <a name="line-147"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>rect</span> <span class='hs-keyword'>of</span> <a name="line-148"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varid'>conf</span> <a name="line-149"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>addArgs</span> <a name="line-150"></a> <span class='hs-keyglyph'>[</span><span class='hs-varid'>extentName</span> <span class='hs-layout'>,</span> <span class='hs-varid'>show</span> <span class='hs-varid'>extent</span><span class='hs-layout'>,</span> <a name="line-151"></a> <span class='hs-varid'>positionName</span><span class='hs-layout'>,</span> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-layout'>(</span><span class='hs-varid'>selector</span> <span class='hs-varid'>r</span><span class='hs-layout'>)</span> <span class='hs-comment'>-</span> <span class='hs-varid'>extent</span><span class='hs-layout'>)</span> <span class='hs-varop'>`div`</span> <span class='hs-num'>2</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <a name="line-152"></a> <span class='hs-str'>"-xs"</span> <span class='hs-layout'>,</span> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>sc</span> <span class='hs-varop'>+</span> <span class='hs-num'>1</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span><span class='hs-layout'>)</span> <a name="line-153"></a> <span class='hs-keyglyph'>]</span> <span class='hs-varid'>conf</span> <a name="line-154"></a> <a name="line-155"></a><a name="detailFromScreenId"></a><span class='hs-comment'>-- Get the rectangle outlining a particular screen.</span> <a name="line-156"></a><span class='hs-definition'>detailFromScreenId</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ScreenId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>WindowSet</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Rectangle</span> <a name="line-157"></a><span class='hs-definition'>detailFromScreenId</span> <span class='hs-varid'>sc</span> <span class='hs-varid'>ws</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fmap</span> <span class='hs-varid'>screenRect</span> <span class='hs-varid'>maybeSD</span> <span class='hs-keyword'>where</span> <a name="line-158"></a> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>current</span> <span class='hs-varid'>ws</span> <a name="line-159"></a> <span class='hs-varid'>v</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>visible</span> <span class='hs-varid'>ws</span> <a name="line-160"></a> <span class='hs-varid'>mapping</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-varid'>s</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>screen</span> <span class='hs-varid'>s</span><span class='hs-layout'>,</span> <span class='hs-varid'>screenDetail</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>c</span><span class='hs-conop'>:</span><span class='hs-varid'>v</span><span class='hs-layout'>)</span> <a name="line-161"></a> <span class='hs-varid'>maybeSD</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>lookup</span> <span class='hs-varid'>sc</span> <span class='hs-varid'>mapping</span> <a name="line-162"></a> <a name="line-163"></a><a name="dzen"></a><span class='hs-comment'>-- | @dzen str timeout@ pipes @str@ to dzen2 for @timeout@ microseconds.</span> <a name="line-164"></a><span class='hs-comment'>-- Example usage:</span> <a name="line-165"></a><span class='hs-comment'>--</span> <a name="line-166"></a><span class='hs-comment'>-- > dzen "Hi, mom!" (5 `seconds`)</span> <a name="line-167"></a><span class='hs-definition'>dzen</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>X</span> <span class='hs-conid'>()</span> <a name="line-168"></a><span class='hs-definition'>dzen</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>flip</span> <span class='hs-layout'>(</span><span class='hs-varid'>dzenConfig</span> <span class='hs-varop'>.</span> <span class='hs-varid'>timeoutMicro</span><span class='hs-layout'>)</span> <a name="line-169"></a> <a name="line-170"></a><a name="dzenWithArgs"></a><span class='hs-comment'>-- | @dzen str args timeout@ pipes @str@ to dzen2 for @timeout@ seconds, passing @args@ to dzen.</span> <a name="line-171"></a><span class='hs-comment'>-- Example usage:</span> <a name="line-172"></a><span class='hs-comment'>--</span> <a name="line-173"></a><span class='hs-comment'>-- > dzenWithArgs "Hi, dons!" ["-ta", "r"] (5 `seconds`)</span> <a name="line-174"></a><span class='hs-definition'>dzenWithArgs</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>X</span> <span class='hs-conid'>()</span> <a name="line-175"></a><span class='hs-definition'>dzenWithArgs</span> <span class='hs-varid'>str</span> <span class='hs-varid'>args</span> <span class='hs-varid'>t</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dzenConfig</span> <span class='hs-layout'>(</span><span class='hs-varid'>timeoutMicro</span> <span class='hs-varid'>t</span> <span class='hs-varop'>>=></span> <span class='hs-varid'>addArgs</span> <span class='hs-varid'>args</span><span class='hs-layout'>)</span> <span class='hs-varid'>str</span> <a name="line-176"></a> <a name="line-177"></a><a name="dzenScreen"></a><span class='hs-comment'>-- | @dzenScreen sc str timeout@ pipes @str@ to dzen2 for @timeout@ microseconds, and on screen @sc@.</span> <a name="line-178"></a><span class='hs-comment'>-- Requires dzen to be compiled with Xinerama support.</span> <a name="line-179"></a><span class='hs-definition'>dzenScreen</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ScreenId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>X</span> <span class='hs-conid'>()</span> <a name="line-180"></a><span class='hs-definition'>dzenScreen</span> <span class='hs-varid'>sc</span> <span class='hs-varid'>str</span> <span class='hs-varid'>t</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dzenConfig</span> <span class='hs-layout'>(</span><span class='hs-varid'>timeoutMicro</span> <span class='hs-varid'>t</span> <span class='hs-varop'>>=></span> <span class='hs-varid'>xScreen</span> <span class='hs-varid'>sc</span><span class='hs-layout'>)</span> <span class='hs-varid'>str</span> </pre></body> </html>
