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<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.Layout.DecorationAddons</span>
<a name="line-4"></a><span class='hs-comment'>-- Copyright : (c) Jan Vornberger 2009</span>
<a name="line-5"></a><span class='hs-comment'>-- License : BSD3-style (see LICENSE)</span>
<a name="line-6"></a><span class='hs-comment'>--</span>
<a name="line-7"></a><span class='hs-comment'>-- Maintainer : jan.vornberger@informatik.uni-oldenburg.de</span>
<a name="line-8"></a><span class='hs-comment'>-- Stability : unstable</span>
<a name="line-9"></a><span class='hs-comment'>-- Portability : not portable</span>
<a name="line-10"></a><span class='hs-comment'>--</span>
<a name="line-11"></a><span class='hs-comment'>-- Various stuff that can be added to the decoration. Most of it</span>
<a name="line-12"></a><span class='hs-comment'>-- is intended to be used by other modules. See</span>
<a name="line-13"></a><span class='hs-comment'>-- "XMonad.Layout.ButtonDecoration" for a module that makes use of this.</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'>DecorationAddons</span> <span class='hs-layout'>(</span>
<a name="line-18"></a> <span class='hs-varid'>titleBarButtonHandler</span>
<a name="line-19"></a> <span class='hs-layout'>,</span><span class='hs-varid'>defaultThemeWithButtons</span>
<a name="line-20"></a> <span class='hs-layout'>,</span><span class='hs-varid'>handleScreenCrossing</span>
<a name="line-21"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-22"></a>
<a name="line-23"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span>
<a name="line-24"></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-25"></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'>Decoration</span>
<a name="line-26"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Actions</span><span class='hs-varop'>.</span><span class='hs-conid'>WindowMenu</span>
<a name="line-27"></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'>Minimize</span>
<a name="line-28"></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'>Maximize</span>
<a name="line-29"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span><span class='hs-varop'>.</span><span class='hs-conid'>Hooks</span><span class='hs-varop'>.</span><span class='hs-conid'>ManageDocks</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'>Util</span><span class='hs-varop'>.</span><span class='hs-conid'>Font</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'>PositionStore</span>
<a name="line-32"></a>
<a name="line-33"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Applicative</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-34"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Maybe</span>
<a name="line-35"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Set</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>S</span>
<a name="line-36"></a>
<a name="line-37"></a><a name="minimizeButtonOffset"></a><span class='hs-definition'>minimizeButtonOffset</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span>
<a name="line-38"></a><span class='hs-definition'>minimizeButtonOffset</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>48</span>
<a name="line-39"></a>
<a name="line-40"></a><a name="maximizeButtonOffset"></a><span class='hs-definition'>maximizeButtonOffset</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span>
<a name="line-41"></a><span class='hs-definition'>maximizeButtonOffset</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>25</span>
<a name="line-42"></a>
<a name="line-43"></a><a name="closeButtonOffset"></a><span class='hs-definition'>closeButtonOffset</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span>
<a name="line-44"></a><span class='hs-definition'>closeButtonOffset</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>10</span>
<a name="line-45"></a>
<a name="line-46"></a><a name="buttonSize"></a><span class='hs-definition'>buttonSize</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span>
<a name="line-47"></a><span class='hs-definition'>buttonSize</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>10</span>
<a name="line-48"></a>
<a name="line-49"></a><a name="titleBarButtonHandler"></a><span class='hs-comment'>-- | A function intended to be plugged into the 'decorationCatchClicksHook' of a decoration.</span>
<a name="line-50"></a><span class='hs-comment'>-- It will intercept clicks on the buttons of the decoration and invoke the associated action.</span>
<a name="line-51"></a><span class='hs-comment'>-- To actually see the buttons, you will need to use a theme that includes them.</span>
<a name="line-52"></a><span class='hs-comment'>-- See 'defaultThemeWithButtons' below.</span>
<a name="line-53"></a><span class='hs-definition'>titleBarButtonHandler</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Window</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'>X</span> <span class='hs-conid'>Bool</span>
<a name="line-54"></a><span class='hs-definition'>titleBarButtonHandler</span> <span class='hs-varid'>mainw</span> <span class='hs-varid'>distFromLeft</span> <span class='hs-varid'>distFromRight</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-55"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>action</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-layout'>(</span><span class='hs-varid'>fi</span> <span class='hs-varid'>distFromLeft</span> <span class='hs-varop'><=</span> <span class='hs-num'>3</span> <span class='hs-varop'>*</span> <span class='hs-varid'>buttonSize</span><span class='hs-layout'>)</span>
<a name="line-56"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>focus</span> <span class='hs-varid'>mainw</span> <span class='hs-varop'>>></span> <span class='hs-varid'>windowMenu</span> <span class='hs-varop'>>></span> <span class='hs-varid'>return</span> <span class='hs-conid'>True</span>
<a name="line-57"></a> <span class='hs-keyword'>else</span> <span class='hs-keyword'>if</span> <span class='hs-layout'>(</span><span class='hs-varid'>fi</span> <span class='hs-varid'>distFromRight</span> <span class='hs-varop'>>=</span> <span class='hs-varid'>closeButtonOffset</span> <span class='hs-varop'>&&</span>
<a name="line-58"></a> <span class='hs-varid'>fi</span> <span class='hs-varid'>distFromRight</span> <span class='hs-varop'><=</span> <span class='hs-varid'>closeButtonOffset</span> <span class='hs-varop'>+</span> <span class='hs-varid'>buttonSize</span><span class='hs-layout'>)</span>
<a name="line-59"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>focus</span> <span class='hs-varid'>mainw</span> <span class='hs-varop'>>></span> <span class='hs-varid'>kill</span> <span class='hs-varop'>>></span> <span class='hs-varid'>return</span> <span class='hs-conid'>True</span>
<a name="line-60"></a> <span class='hs-keyword'>else</span> <span class='hs-keyword'>if</span> <span class='hs-layout'>(</span><span class='hs-varid'>fi</span> <span class='hs-varid'>distFromRight</span> <span class='hs-varop'>>=</span> <span class='hs-varid'>maximizeButtonOffset</span> <span class='hs-varop'>&&</span>
<a name="line-61"></a> <span class='hs-varid'>fi</span> <span class='hs-varid'>distFromRight</span> <span class='hs-varop'><=</span> <span class='hs-varid'>maximizeButtonOffset</span> <span class='hs-varop'>+</span> <span class='hs-layout'>(</span><span class='hs-num'>2</span> <span class='hs-varop'>*</span> <span class='hs-varid'>buttonSize</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-62"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>focus</span> <span class='hs-varid'>mainw</span> <span class='hs-varop'>>></span> <span class='hs-varid'>sendMessage</span> <span class='hs-layout'>(</span><span class='hs-varid'>maximizeRestore</span> <span class='hs-varid'>mainw</span><span class='hs-layout'>)</span> <span class='hs-varop'>>></span> <span class='hs-varid'>return</span> <span class='hs-conid'>True</span>
<a name="line-63"></a> <span class='hs-keyword'>else</span> <span class='hs-keyword'>if</span> <span class='hs-layout'>(</span><span class='hs-varid'>fi</span> <span class='hs-varid'>distFromRight</span> <span class='hs-varop'>>=</span> <span class='hs-varid'>minimizeButtonOffset</span> <span class='hs-varop'>&&</span>
<a name="line-64"></a> <span class='hs-varid'>fi</span> <span class='hs-varid'>distFromRight</span> <span class='hs-varop'><=</span> <span class='hs-varid'>minimizeButtonOffset</span> <span class='hs-varop'>+</span> <span class='hs-varid'>buttonSize</span><span class='hs-layout'>)</span>
<a name="line-65"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>focus</span> <span class='hs-varid'>mainw</span> <span class='hs-varop'>>></span> <span class='hs-varid'>minimizeWindow</span> <span class='hs-varid'>mainw</span> <span class='hs-varop'>>></span> <span class='hs-varid'>return</span> <span class='hs-conid'>True</span>
<a name="line-66"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>return</span> <span class='hs-conid'>False</span>
<a name="line-67"></a> <span class='hs-varid'>action</span>
<a name="line-68"></a>
<a name="line-69"></a><a name="defaultThemeWithButtons"></a><span class='hs-comment'>-- | Intended to be used together with 'titleBarButtonHandler'. See above.</span>
<a name="line-70"></a><span class='hs-definition'>defaultThemeWithButtons</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Theme</span>
<a name="line-71"></a><span class='hs-definition'>defaultThemeWithButtons</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>defaultTheme</span> <span class='hs-layout'>{</span>
<a name="line-72"></a> <span class='hs-varid'>windowTitleAddons</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span> <span class='hs-layout'>(</span><span class='hs-str'>" (M)"</span><span class='hs-layout'>,</span> <span class='hs-conid'>AlignLeft</span><span class='hs-layout'>)</span>
<a name="line-73"></a> <span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-str'>"_"</span> <span class='hs-layout'>,</span> <span class='hs-conid'>AlignRightOffset</span> <span class='hs-varid'>minimizeButtonOffset</span><span class='hs-layout'>)</span>
<a name="line-74"></a> <span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-str'>"[]"</span> <span class='hs-layout'>,</span> <span class='hs-conid'>AlignRightOffset</span> <span class='hs-varid'>maximizeButtonOffset</span><span class='hs-layout'>)</span>
<a name="line-75"></a> <span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-str'>"X"</span> <span class='hs-layout'>,</span> <span class='hs-conid'>AlignRightOffset</span> <span class='hs-varid'>closeButtonOffset</span><span class='hs-layout'>)</span>
<a name="line-76"></a> <span class='hs-keyglyph'>]</span>
<a name="line-77"></a> <span class='hs-layout'>}</span>
<a name="line-78"></a>
<a name="line-79"></a><a name="handleScreenCrossing"></a><span class='hs-comment'>-- | A function intended to be plugged into the 'decorationAfterDraggingHook' of a decoration.</span>
<a name="line-80"></a><span class='hs-comment'>-- It will check if the window has been dragged onto another screen and shift it there.</span>
<a name="line-81"></a><span class='hs-comment'>-- The PositionStore is also updated accordingly, as this is designed to be used together</span>
<a name="line-82"></a><span class='hs-comment'>-- with "XMonad.Layout.PositionStoreFloat".</span>
<a name="line-83"></a><span class='hs-definition'>handleScreenCrossing</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Window</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'>Bool</span>
<a name="line-84"></a><span class='hs-definition'>handleScreenCrossing</span> <span class='hs-varid'>w</span> <span class='hs-varid'>decoWin</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'>d</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-85"></a> <span class='hs-varid'>root</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>asks</span> <span class='hs-varid'>theRoot</span>
<a name="line-86"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-varid'>px</span><span class='hs-layout'>,</span> <span class='hs-varid'>py</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>io</span> <span class='hs-varop'>$</span> <span class='hs-varid'>queryPointer</span> <span class='hs-varid'>d</span> <span class='hs-varid'>root</span>
<a name="line-87"></a> <span class='hs-varid'>ws</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>gets</span> <span class='hs-varid'>windowset</span>
<a name="line-88"></a> <span class='hs-varid'>sc</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>fromMaybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>current</span> <span class='hs-varid'>ws</span><span class='hs-layout'>)</span> <span class='hs-varop'><$></span> <span class='hs-varid'>pointScreen</span> <span class='hs-layout'>(</span><span class='hs-varid'>fi</span> <span class='hs-varid'>px</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>fi</span> <span class='hs-varid'>py</span><span class='hs-layout'>)</span>
<a name="line-89"></a> <span class='hs-varid'>maybeWksp</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>screenWorkspace</span> <span class='hs-varop'>$</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>screen</span> <span class='hs-varid'>sc</span>
<a name="line-90"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>targetWksp</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>maybeWksp</span> <span class='hs-varop'>>>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>wksp</span> <span class='hs-keyglyph'>-></span>
<a name="line-91"></a> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>findTag</span> <span class='hs-varid'>w</span> <span class='hs-varid'>ws</span> <span class='hs-varop'>>>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>currentWksp</span> <span class='hs-keyglyph'>-></span>
<a name="line-92"></a> <span class='hs-keyword'>if</span> <span class='hs-layout'>(</span><span class='hs-varid'>currentWksp</span> <span class='hs-varop'>/=</span> <span class='hs-varid'>wksp</span><span class='hs-layout'>)</span>
<a name="line-93"></a> <span class='hs-keyword'>then</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>wksp</span>
<a name="line-94"></a> <span class='hs-keyword'>else</span> <span class='hs-conid'>Nothing</span>
<a name="line-95"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>targetWksp</span> <span class='hs-keyword'>of</span>
<a name="line-96"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>wksp</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-97"></a> <span class='hs-comment'>-- find out window under cursor on target workspace</span>
<a name="line-98"></a> <span class='hs-comment'>-- apparently we have to switch to the workspace first</span>
<a name="line-99"></a> <span class='hs-comment'>-- to make this work, which unforunately introduces some flicker</span>
<a name="line-100"></a> <span class='hs-varid'>windows</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>ws'</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>view</span> <span class='hs-varid'>wksp</span> <span class='hs-varid'>ws'</span>
<a name="line-101"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-varid'>selWin</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>io</span> <span class='hs-varop'>$</span> <span class='hs-varid'>queryPointer</span> <span class='hs-varid'>d</span> <span class='hs-varid'>root</span>
<a name="line-102"></a>
<a name="line-103"></a> <span class='hs-comment'>-- adjust PositionStore</span>
<a name="line-104"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>oldScreenRect</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>screenRect</span> <span class='hs-varop'>.</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>screenDetail</span> <span class='hs-varop'>$</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>current</span> <span class='hs-varid'>ws</span>
<a name="line-105"></a> <span class='hs-varid'>newScreenRect</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>screenRect</span> <span class='hs-varop'>.</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>screenDetail</span> <span class='hs-varop'>$</span> <span class='hs-varid'>sc</span>
<a name="line-106"></a> <span class='hs-comment'>{-- somewhat ugly hack to get proper ScreenRect,
<a name="line-107"></a> creates unwanted inter-dependencies
<a name="line-108"></a> TODO: get ScreenRects in a proper way --}</span>
<a name="line-109"></a> <span class='hs-varid'>oldScreenRect'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>fmap</span> <span class='hs-layout'>(</span><span class='hs-varop'>$</span> <span class='hs-varid'>oldScreenRect</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>calcGap</span> <span class='hs-varop'>$</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>fromList</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>minBound</span> <span class='hs-keyglyph'>..</span> <span class='hs-varid'>maxBound</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-110"></a> <span class='hs-varid'>newScreenRect'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>fmap</span> <span class='hs-layout'>(</span><span class='hs-varop'>$</span> <span class='hs-varid'>newScreenRect</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>calcGap</span> <span class='hs-varop'>$</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>fromList</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>minBound</span> <span class='hs-keyglyph'>..</span> <span class='hs-varid'>maxBound</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-111"></a> <span class='hs-varid'>wa</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>io</span> <span class='hs-varop'>$</span> <span class='hs-varid'>getWindowAttributes</span> <span class='hs-varid'>d</span> <span class='hs-varid'>decoWin</span>
<a name="line-112"></a> <span class='hs-varid'>modifyPosStore</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>ps</span> <span class='hs-keyglyph'>-></span>
<a name="line-113"></a> <span class='hs-varid'>posStoreMove</span> <span class='hs-varid'>ps</span> <span class='hs-varid'>w</span> <span class='hs-layout'>(</span><span class='hs-varid'>fi</span> <span class='hs-varop'>$</span> <span class='hs-varid'>wa_x</span> <span class='hs-varid'>wa</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>fi</span> <span class='hs-varop'>$</span> <span class='hs-varid'>wa_y</span> <span class='hs-varid'>wa</span><span class='hs-layout'>)</span>
<a name="line-114"></a> <span class='hs-varid'>oldScreenRect'</span> <span class='hs-varid'>newScreenRect'</span><span class='hs-layout'>)</span>
<a name="line-115"></a>
<a name="line-116"></a> <span class='hs-comment'>-- set focus correctly so the window will be inserted</span>
<a name="line-117"></a> <span class='hs-comment'>-- at the correct position on the target workspace</span>
<a name="line-118"></a> <span class='hs-comment'>-- and then shift the window</span>
<a name="line-119"></a> <span class='hs-varid'>windows</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>ws'</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>shiftWin</span> <span class='hs-varid'>wksp</span> <span class='hs-varid'>w</span> <span class='hs-varop'>.</span> <span class='hs-conid'>W</span><span class='hs-varop'>.</span><span class='hs-varid'>focusWindow</span> <span class='hs-varid'>selWin</span> <span class='hs-varop'>$</span> <span class='hs-varid'>ws'</span>
<a name="line-120"></a>
<a name="line-121"></a> <span class='hs-comment'>-- return True to signal that screen crossing has taken place</span>
<a name="line-122"></a> <span class='hs-varid'>return</span> <span class='hs-conid'>True</span>
<a name="line-123"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>False</span>
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