<?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/Actions/FlexibleResize.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.Actions.FlexibleResize</span> <a name="line-4"></a><span class='hs-comment'>-- Copyright : (c) Lukas Mai</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 : <l.mai@web.de></span> <a name="line-8"></a><span class='hs-comment'>-- Stability : unstable</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'>-- Resize floating windows from any corner.</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'>Actions</span><span class='hs-varop'>.</span><span class='hs-conid'>FlexibleResize</span> <span class='hs-layout'>(</span> <a name="line-16"></a> <span class='hs-comment'>-- * Usage</span> <a name="line-17"></a> <span class='hs-comment'>-- $usage</span> <a name="line-18"></a> <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'>FlexibleResize</span><span class='hs-varop'>.</span><span class='hs-varid'>mouseResizeWindow</span><span class='hs-layout'>,</span> <a name="line-19"></a> <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'>FlexibleResize</span><span class='hs-varop'>.</span><span class='hs-varid'>mouseResizeEdgeWindow</span> <a name="line-20"></a><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span> <a name="line-21"></a> <a name="line-22"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>XMonad</span> <a name="line-23"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Foreign</span><span class='hs-varop'>.</span><span class='hs-conid'>C</span><span class='hs-varop'>.</span><span class='hs-conid'>Types</span> <a name="line-24"></a> <a name="line-25"></a><span class='hs-comment'>-- $usage</span> <a name="line-26"></a><span class='hs-comment'>-- To use, first import this module into your @~\/.xmonad\/xmonad.hs@ file:</span> <a name="line-27"></a><span class='hs-comment'>--</span> <a name="line-28"></a><span class='hs-comment'>-- > import qualified XMonad.Actions.FlexibleResize as Flex</span> <a name="line-29"></a><span class='hs-comment'>--</span> <a name="line-30"></a><span class='hs-comment'>-- Then add an appropriate mouse binding:</span> <a name="line-31"></a><span class='hs-comment'>--</span> <a name="line-32"></a><span class='hs-comment'>-- > , ((modm, button3), (\w -> focus w >> Flex.mouseResizeWindow w))</span> <a name="line-33"></a><span class='hs-comment'>--</span> <a name="line-34"></a><span class='hs-comment'>-- For detailed instructions on editing your mouse bindings, see</span> <a name="line-35"></a><span class='hs-comment'>-- "XMonad.Doc.Extending#Editing_mouse_bindings".</span> <a name="line-36"></a> <a name="line-37"></a><a name="mouseResizeWindow"></a><span class='hs-comment'>-- | Resize a floating window from whichever corner the mouse is</span> <a name="line-38"></a><span class='hs-comment'>-- closest to.</span> <a name="line-39"></a><span class='hs-definition'>mouseResizeWindow</span> <a name="line-40"></a> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Window</span> <span class='hs-comment'>-- ^ The window to resize.</span> <a name="line-41"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>X</span> <span class='hs-conid'>()</span> <a name="line-42"></a><span class='hs-definition'>mouseResizeWindow</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mouseResizeEdgeWindow</span> <span class='hs-num'>0</span> <a name="line-43"></a> <a name="line-44"></a> <a name="line-45"></a><a name="mouseResizeEdgeWindow"></a><span class='hs-comment'>-- | Resize a floating window from whichever corner or edge the mouse is</span> <a name="line-46"></a><span class='hs-comment'>-- closest to.</span> <a name="line-47"></a><span class='hs-definition'>mouseResizeEdgeWindow</span> <a name="line-48"></a> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Rational</span> <span class='hs-comment'>-- ^ The size of the area where only one edge is resized.</span> <a name="line-49"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Window</span> <span class='hs-comment'>-- ^ The window to resize.</span> <a name="line-50"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>X</span> <span class='hs-conid'>()</span> <a name="line-51"></a><span class='hs-definition'>mouseResizeEdgeWindow</span> <span class='hs-varid'>edge</span> <span class='hs-varid'>w</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>whenX</span> <span class='hs-layout'>(</span><span class='hs-varid'>isClient</span> <span class='hs-varid'>w</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-varid'>withDisplay</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>d</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <a name="line-52"></a> <span class='hs-varid'>io</span> <span class='hs-varop'>$</span> <span class='hs-varid'>raiseWindow</span> <span class='hs-varid'>d</span> <span class='hs-varid'>w</span> <a name="line-53"></a> <span class='hs-varid'>wa</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>io</span> <span class='hs-varop'>$</span> <span class='hs-varid'>getWindowAttributes</span> <span class='hs-varid'>d</span> <span class='hs-varid'>w</span> <a name="line-54"></a> <span class='hs-varid'>sh</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>io</span> <span class='hs-varop'>$</span> <span class='hs-varid'>getWMNormalHints</span> <span class='hs-varid'>d</span> <span class='hs-varid'>w</span> <a name="line-55"></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-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-varid'>ix</span><span class='hs-layout'>,</span> <span class='hs-varid'>iy</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'>$</span> <span class='hs-varid'>queryPointer</span> <span class='hs-varid'>d</span> <span class='hs-varid'>w</span> <a name="line-56"></a> <span class='hs-keyword'>let</span> <a name="line-57"></a> <span class='hs-keyglyph'>[</span><span class='hs-varid'>pos_x</span><span class='hs-layout'>,</span> <span class='hs-varid'>pos_y</span><span class='hs-layout'>,</span> <span class='hs-varid'>width</span><span class='hs-layout'>,</span> <span class='hs-varid'>height</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-varid'>fi</span> <span class='hs-varop'>.</span> <span class='hs-layout'>(</span><span class='hs-varop'>$</span> <span class='hs-varid'>wa</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>wa_x</span><span class='hs-layout'>,</span> <span class='hs-varid'>wa_y</span><span class='hs-layout'>,</span> <span class='hs-varid'>wa_width</span><span class='hs-layout'>,</span> <span class='hs-varid'>wa_height</span><span class='hs-keyglyph'>]</span> <a name="line-58"></a> <span class='hs-varid'>west</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>findPos</span> <span class='hs-varid'>ix</span> <span class='hs-varid'>width</span> <a name="line-59"></a> <span class='hs-varid'>north</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>findPos</span> <span class='hs-varid'>iy</span> <span class='hs-varid'>height</span> <a name="line-60"></a> <span class='hs-layout'>(</span><span class='hs-varid'>cx</span><span class='hs-layout'>,</span> <span class='hs-varid'>fx</span><span class='hs-layout'>,</span> <span class='hs-varid'>gx</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkSel</span> <span class='hs-varid'>west</span> <span class='hs-varid'>width</span> <span class='hs-varid'>pos_x</span> <a name="line-61"></a> <span class='hs-layout'>(</span><span class='hs-varid'>cy</span><span class='hs-layout'>,</span> <span class='hs-varid'>fy</span><span class='hs-layout'>,</span> <span class='hs-varid'>gy</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkSel</span> <span class='hs-varid'>north</span> <span class='hs-varid'>height</span> <span class='hs-varid'>pos_y</span> <a name="line-62"></a> <span class='hs-varid'>io</span> <span class='hs-varop'>$</span> <span class='hs-varid'>warpPointer</span> <span class='hs-varid'>d</span> <span class='hs-varid'>none</span> <span class='hs-varid'>w</span> <span class='hs-num'>0</span> <span class='hs-num'>0</span> <span class='hs-num'>0</span> <span class='hs-num'>0</span> <span class='hs-varid'>cx</span> <span class='hs-varid'>cy</span> <a name="line-63"></a> <span class='hs-varid'>mouseDrag</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>ex</span> <span class='hs-varid'>ey</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>nw</span><span class='hs-layout'>,</span><span class='hs-varid'>nh</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>applySizeHintsContents</span> <span class='hs-varid'>sh</span> <span class='hs-layout'>(</span><span class='hs-varid'>gx</span> <span class='hs-varid'>ex</span><span class='hs-layout'>,</span> <span class='hs-varid'>gy</span> <span class='hs-varid'>ey</span><span class='hs-layout'>)</span> <a name="line-64"></a> <span class='hs-varid'>io</span> <span class='hs-varop'>$</span> <span class='hs-varid'>moveResizeWindow</span> <span class='hs-varid'>d</span> <span class='hs-varid'>w</span> <span class='hs-layout'>(</span><span class='hs-varid'>fx</span> <span class='hs-varid'>nw</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>fy</span> <span class='hs-varid'>nh</span><span class='hs-layout'>)</span> <span class='hs-varid'>nw</span> <span class='hs-varid'>nh</span><span class='hs-layout'>)</span> <a name="line-65"></a> <span class='hs-layout'>(</span><span class='hs-varid'>float</span> <span class='hs-varid'>w</span><span class='hs-layout'>)</span> <a name="line-66"></a> <span class='hs-keyword'>where</span> <a name="line-67"></a> <span class='hs-varid'>findPos</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CInt</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Position</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Bool</span> <a name="line-68"></a> <span class='hs-varid'>findPos</span> <span class='hs-varid'>m</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>p</span> <span class='hs-varop'><</span> <span class='hs-num'>0.5</span> <span class='hs-comment'>-</span> <span class='hs-varid'>edge</span><span class='hs-varop'>/</span><span class='hs-num'>2</span> <a name="line-69"></a> <span class='hs-keyword'>then</span> <span class='hs-conid'>Just</span> <span class='hs-conid'>True</span> <a name="line-70"></a> <span class='hs-keyword'>else</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>p</span> <span class='hs-varop'><</span> <span class='hs-num'>0.5</span> <span class='hs-varop'>+</span> <span class='hs-varid'>edge</span><span class='hs-varop'>/</span><span class='hs-num'>2</span> <a name="line-71"></a> <span class='hs-keyword'>then</span> <span class='hs-conid'>Nothing</span> <a name="line-72"></a> <span class='hs-keyword'>else</span> <span class='hs-conid'>Just</span> <span class='hs-conid'>False</span> <a name="line-73"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fi</span> <span class='hs-varid'>m</span> <span class='hs-varop'>/</span> <span class='hs-varid'>fi</span> <span class='hs-varid'>s</span> <a name="line-74"></a> <span class='hs-varid'>mkSel</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Bool</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Position</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Position</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>Position</span><span class='hs-layout'>,</span> <span class='hs-conid'>Dimension</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Position</span><span class='hs-layout'>,</span> <span class='hs-conid'>Position</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Dimension</span><span class='hs-layout'>)</span> <a name="line-75"></a> <span class='hs-varid'>mkSel</span> <span class='hs-varid'>b</span> <span class='hs-varid'>k</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>b</span> <span class='hs-keyword'>of</span> <a name="line-76"></a> <span class='hs-conid'>Just</span> <span class='hs-conid'>True</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-num'>0</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varid'>fi</span> <span class='hs-varid'>k</span> <span class='hs-varop'>+</span> <span class='hs-varid'>fi</span> <span class='hs-varid'>p</span> <span class='hs-comment'>-</span><span class='hs-layout'>)</span><span class='hs-varop'>.</span><span class='hs-varid'>fi</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varid'>fi</span> <span class='hs-varid'>k</span> <span class='hs-varop'>+</span> <span class='hs-varid'>fi</span> <span class='hs-varid'>p</span> <span class='hs-comment'>-</span><span class='hs-layout'>)</span><span class='hs-varop'>.</span><span class='hs-varid'>fi</span><span class='hs-layout'>)</span> <a name="line-77"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>k</span> <span class='hs-varop'>`div`</span> <span class='hs-num'>2</span><span class='hs-layout'>,</span> <span class='hs-varid'>const</span> <span class='hs-varid'>p</span><span class='hs-layout'>,</span> <span class='hs-varid'>const</span> <span class='hs-varop'>$</span> <span class='hs-varid'>fi</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span> <a name="line-78"></a> <span class='hs-conid'>Just</span> <span class='hs-conid'>False</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>k</span><span class='hs-layout'>,</span> <span class='hs-varid'>const</span> <span class='hs-varid'>p</span><span class='hs-layout'>,</span> <span class='hs-varid'>subtract</span> <span class='hs-layout'>(</span><span class='hs-varid'>fi</span> <span class='hs-varid'>p</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>fi</span><span class='hs-layout'>)</span> <a name="line-79"></a> <a name="line-80"></a><a name="fi"></a><span class='hs-definition'>fi</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Num</span> <span class='hs-varid'>b</span><span class='hs-layout'>,</span> <span class='hs-conid'>Integral</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>b</span> <a name="line-81"></a><span class='hs-definition'>fi</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fromIntegral</span> </pre></body> </html>
