<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>XMonad.Hooks.DebugStack</title><link href="ocean.css" rel="stylesheet" type="text/css" title="Ocean" /><script src="haddock-util.js" type="text/javascript"></script><script type="text/javascript">//<![CDATA[
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</script></head><body><div id="package-header"><ul class="links" id="page-menu"><li><a href="src/XMonad-Hooks-DebugStack.html">Source</a></li><li><a href="index.html">Contents</a></li><li><a href="doc-index.html">Index</a></li></ul><p class="caption">xmonad-contrib-0.11: Third party extensions for xmonad</p></div><div id="content"><div id="module-header"><table class="info"><tr><th>Portability</th><td>not portable</td></tr><tr><th>Stability</th><td>unstable</td></tr><tr><th>Maintainer</th><td>allbery.b@gmail.com</td></tr><tr><th>Safe Haskell</th><td>Safe-Infered</td></tr></table><p class="caption">XMonad.Hooks.DebugStack</p></div><div id="description"><p class="caption">Description</p><div class="doc"><p>Dump the state of the <code>StackSet</code>. A <code>logHook</code> and <code>handleEventHook</code> are
also provided.
</p></div></div><div id="synopsis"><p id="control.syn" class="caption expander" onclick="toggleSection('syn')">Synopsis</p><ul id="section.syn" class="hide" onclick="toggleSection('syn')"><li class="src short"><a href="#v:debugStack">debugStack</a> :: <a href="/usr/share/doc/ghc/html/libraries/xmonad-0.11/XMonad-Core.html#t:X">X</a> <a href="/usr/share/doc/ghc/html/libraries/ghc-prim-0.2.0.0/GHC-Tuple.html#t:-40--41-">()</a></li><li class="src short"><a href="#v:debugStackString">debugStackString</a> :: <a href="/usr/share/doc/ghc/html/libraries/xmonad-0.11/XMonad-Core.html#t:X">X</a> <a href="/usr/share/doc/ghc/html/libraries/base-4.5.0.0/Data-String.html#t:String">String</a></li><li class="src short"><a href="#v:debugStackLogHook">debugStackLogHook</a> :: <a href="/usr/share/doc/ghc/html/libraries/xmonad-0.11/XMonad-Core.html#t:X">X</a> <a href="/usr/share/doc/ghc/html/libraries/ghc-prim-0.2.0.0/GHC-Tuple.html#t:-40--41-">()</a></li><li class="src short"><a href="#v:debugStackEventHook">debugStackEventHook</a> :: <a href="/usr/share/doc/ghc/html/libraries/X11-1.6.0/Graphics-X11-Xlib-Extras.html#t:Event">Event</a> -> <a href="/usr/share/doc/ghc/html/libraries/xmonad-0.11/XMonad-Core.html#t:X">X</a> <a href="/usr/share/doc/ghc/html/libraries/base-4.5.0.0/Data-Monoid.html#t:All">All</a></li></ul></div><div id="interface"><h1>Documentation</h1><div class="top"><p class="src"><a name="v:debugStack" class="def">debugStack</a> :: <a href="/usr/share/doc/ghc/html/libraries/xmonad-0.11/XMonad-Core.html#t:X">X</a> <a href="/usr/share/doc/ghc/html/libraries/ghc-prim-0.2.0.0/GHC-Tuple.html#t:-40--41-">()</a><a href="src/XMonad-Hooks-DebugStack.html#debugStack" class="link">Source</a></p><div class="doc"><p>Print the state of the current window stack to <code>stderr</code>, which for most
installations goes to <code>~/.xsession-errors</code>. <a href="XMonad-Util-DebugWindow.html">XMonad.Util.DebugWindow</a>
is used to display the individual windows.
</p></div></div><div class="top"><p class="src"><a name="v:debugStackString" class="def">debugStackString</a> :: <a href="/usr/share/doc/ghc/html/libraries/xmonad-0.11/XMonad-Core.html#t:X">X</a> <a href="/usr/share/doc/ghc/html/libraries/base-4.5.0.0/Data-String.html#t:String">String</a><a href="src/XMonad-Hooks-DebugStack.html#debugStackString" class="link">Source</a></p><div class="doc"><p>Dump the state of the current <code>StackSet</code> as a multiline <code><a href="/usr/share/doc/ghc/html/libraries/base-4.5.0.0/Data-String.html#t:String">String</a></code>.
<code>
stack [ mm
,(*) ww
, ww
]
float { ww
, ww
}
</code>
</p><p>One thing I'm not sure of is where the zipper is when focus is on a
floating window.
</p></div></div><div class="top"><p class="src"><a name="v:debugStackLogHook" class="def">debugStackLogHook</a> :: <a href="/usr/share/doc/ghc/html/libraries/xmonad-0.11/XMonad-Core.html#t:X">X</a> <a href="/usr/share/doc/ghc/html/libraries/ghc-prim-0.2.0.0/GHC-Tuple.html#t:-40--41-">()</a><a href="src/XMonad-Hooks-DebugStack.html#debugStackLogHook" class="link">Source</a></p><div class="doc"><p>The above packaged as a <code><a href="/usr/share/doc/ghc/html/libraries/xmonad-0.11/XMonad-Core.html#v:logHook">logHook</a></code>. (Currently this is identical.)
</p></div></div><div class="top"><p class="src"><a name="v:debugStackEventHook" class="def">debugStackEventHook</a> :: <a href="/usr/share/doc/ghc/html/libraries/X11-1.6.0/Graphics-X11-Xlib-Extras.html#t:Event">Event</a> -> <a href="/usr/share/doc/ghc/html/libraries/xmonad-0.11/XMonad-Core.html#t:X">X</a> <a href="/usr/share/doc/ghc/html/libraries/base-4.5.0.0/Data-Monoid.html#t:All">All</a><a href="src/XMonad-Hooks-DebugStack.html#debugStackEventHook" class="link">Source</a></p><div class="doc"><p>The above packaged as a <code><a href="/usr/share/doc/ghc/html/libraries/xmonad-0.11/XMonad-Core.html#v:handleEventHook">handleEventHook</a></code>. You almost certainly do not
want to use this unconditionally, as it will cause massive amounts of
output and possibly slow <code>xmonad</code> down severely.
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