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<a name="line-2"></a><span class='hs-comment'>{-# LINE 2 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-3"></a><span class='hs-comment'>-- -*-haskell-*-</span>
<a name="line-4"></a><span class='hs-comment'>-- GIMP Toolkit (GTK) Widget Screen</span>
<a name="line-5"></a><span class='hs-comment'>--</span>
<a name="line-6"></a><span class='hs-comment'>-- Author : Duncan Coutts</span>
<a name="line-7"></a><span class='hs-comment'>--</span>
<a name="line-8"></a><span class='hs-comment'>-- Created: 29 October 2007</span>
<a name="line-9"></a><span class='hs-comment'>--</span>
<a name="line-10"></a><span class='hs-comment'>-- Copyright (C) 2007 Duncan Coutts</span>
<a name="line-11"></a><span class='hs-comment'>--</span>
<a name="line-12"></a><span class='hs-comment'>-- This library is free software; you can redistribute it and/or</span>
<a name="line-13"></a><span class='hs-comment'>-- modify it under the terms of the GNU Lesser General Public</span>
<a name="line-14"></a><span class='hs-comment'>-- License as published by the Free Software Foundation; either</span>
<a name="line-15"></a><span class='hs-comment'>-- version 2.1 of the License, or (at your option) any later version.</span>
<a name="line-16"></a><span class='hs-comment'>--</span>
<a name="line-17"></a><span class='hs-comment'>-- This library is distributed in the hope that it will be useful,</span>
<a name="line-18"></a><span class='hs-comment'>-- but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="line-19"></a><span class='hs-comment'>-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="line-20"></a><span class='hs-comment'>-- Lesser General Public License for more details.</span>
<a name="line-21"></a><span class='hs-comment'>--</span>
<a name="line-22"></a><span class='hs-comment'>-- |</span>
<a name="line-23"></a><span class='hs-comment'>-- Maintainer : gtk2hs-users@lists.sourceforge.net</span>
<a name="line-24"></a><span class='hs-comment'>-- Stability : provisional</span>
<a name="line-25"></a><span class='hs-comment'>-- Portability : portable (depends on GHC)</span>
<a name="line-26"></a><span class='hs-comment'>--</span>
<a name="line-27"></a><span class='hs-comment'>-- Object representing a physical screen</span>
<a name="line-28"></a><span class='hs-comment'>--</span>
<a name="line-29"></a><span class='hs-comment'>-- * Module available since Gdk version 2.2</span>
<a name="line-30"></a><span class='hs-comment'>--</span>
<a name="line-31"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Graphics</span><span class='hs-varop'>.</span><span class='hs-conid'>UI</span><span class='hs-varop'>.</span><span class='hs-conid'>Gtk</span><span class='hs-varop'>.</span><span class='hs-conid'>Gdk</span><span class='hs-varop'>.</span><span class='hs-conid'>Screen</span> <span class='hs-layout'>(</span>
<a name="line-32"></a>
<a name="line-33"></a><span class='hs-comment'>-- * Detail</span>
<a name="line-34"></a><span class='hs-comment'>--</span>
<a name="line-35"></a><span class='hs-comment'>-- | 'Screen' objects are the GDK representation of a physical screen. It is</span>
<a name="line-36"></a><span class='hs-comment'>-- used throughout GDK and Gtk+ to specify which screen the top level windows</span>
<a name="line-37"></a><span class='hs-comment'>-- are to be displayed on. It is also used to query the screen specification</span>
<a name="line-38"></a><span class='hs-comment'>-- and default settings such as the default colormap</span>
<a name="line-39"></a><span class='hs-comment'>-- ('screenGetDefaultColormap'), the screen width ('screenGetWidth'), etc.</span>
<a name="line-40"></a><span class='hs-comment'>--</span>
<a name="line-41"></a><span class='hs-comment'>-- Note that a screen may consist of multiple monitors which are merged to</span>
<a name="line-42"></a><span class='hs-comment'>-- form a large screen area.</span>
<a name="line-43"></a>
<a name="line-44"></a><span class='hs-comment'>-- * Class Hierarchy</span>
<a name="line-45"></a><span class='hs-comment'>--</span>
<a name="line-46"></a><span class='hs-comment'>-- |</span>
<a name="line-47"></a><span class='hs-comment'>-- @</span>
<a name="line-48"></a><span class='hs-comment'>-- | 'GObject'</span>
<a name="line-49"></a><span class='hs-comment'>-- | +----Screen</span>
<a name="line-50"></a><span class='hs-comment'>-- @</span>
<a name="line-51"></a>
<a name="line-52"></a>
<a name="line-53"></a><span class='hs-comment'>-- * Types</span>
<a name="line-54"></a> <span class='hs-conid'>Screen</span><span class='hs-layout'>,</span>
<a name="line-55"></a> <span class='hs-conid'>ScreenClass</span><span class='hs-layout'>,</span>
<a name="line-56"></a> <span class='hs-varid'>castToScreen</span><span class='hs-layout'>,</span> <span class='hs-varid'>gTypeScreen</span><span class='hs-layout'>,</span>
<a name="line-57"></a> <span class='hs-varid'>toScreen</span><span class='hs-layout'>,</span>
<a name="line-58"></a>
<a name="line-59"></a><span class='hs-comment'>-- * Methods</span>
<a name="line-60"></a> <span class='hs-varid'>screenGetDefault</span><span class='hs-layout'>,</span>
<a name="line-61"></a> <span class='hs-varid'>screenGetSystemColormap</span><span class='hs-layout'>,</span>
<a name="line-62"></a>
<a name="line-63"></a> <span class='hs-varid'>screenGetRGBAColormap</span><span class='hs-layout'>,</span>
<a name="line-64"></a>
<a name="line-65"></a>
<a name="line-66"></a> <span class='hs-varid'>screenGetDefaultColormap</span><span class='hs-layout'>,</span>
<a name="line-67"></a> <span class='hs-varid'>screenSetDefaultColormap</span><span class='hs-layout'>,</span>
<a name="line-68"></a>
<a name="line-69"></a>
<a name="line-70"></a><span class='hs-comment'>-- screenGetSystemVisual,</span>
<a name="line-71"></a>
<a name="line-72"></a> <span class='hs-varid'>screenIsComposited</span><span class='hs-layout'>,</span>
<a name="line-73"></a>
<a name="line-74"></a> <span class='hs-varid'>screenGetRootWindow</span><span class='hs-layout'>,</span>
<a name="line-75"></a> <span class='hs-varid'>screenGetDisplay</span><span class='hs-layout'>,</span>
<a name="line-76"></a> <span class='hs-varid'>screenGetNumber</span><span class='hs-layout'>,</span>
<a name="line-77"></a> <span class='hs-varid'>screenGetWidth</span><span class='hs-layout'>,</span>
<a name="line-78"></a> <span class='hs-varid'>screenGetHeight</span><span class='hs-layout'>,</span>
<a name="line-79"></a> <span class='hs-varid'>screenGetWidthMm</span><span class='hs-layout'>,</span>
<a name="line-80"></a> <span class='hs-varid'>screenGetHeightMm</span><span class='hs-layout'>,</span>
<a name="line-81"></a> <span class='hs-varid'>screenGetWidthMM</span><span class='hs-layout'>,</span>
<a name="line-82"></a> <span class='hs-varid'>screenGetHeightMM</span><span class='hs-layout'>,</span>
<a name="line-83"></a> <span class='hs-varid'>screenListVisuals</span><span class='hs-layout'>,</span>
<a name="line-84"></a> <span class='hs-varid'>screenGetToplevelWindows</span><span class='hs-layout'>,</span>
<a name="line-85"></a> <span class='hs-varid'>screenMakeDisplayName</span><span class='hs-layout'>,</span>
<a name="line-86"></a> <span class='hs-varid'>screenGetNMonitors</span><span class='hs-layout'>,</span>
<a name="line-87"></a> <span class='hs-varid'>screenGetMonitorGeometry</span><span class='hs-layout'>,</span>
<a name="line-88"></a> <span class='hs-varid'>screenGetMonitorAtPoint</span><span class='hs-layout'>,</span>
<a name="line-89"></a> <span class='hs-varid'>screenGetMonitorAtWindow</span><span class='hs-layout'>,</span>
<a name="line-90"></a>
<a name="line-91"></a> <span class='hs-varid'>screenGetMonitorHeightMm</span><span class='hs-layout'>,</span>
<a name="line-92"></a> <span class='hs-varid'>screenGetMonitorWidthMm</span><span class='hs-layout'>,</span>
<a name="line-93"></a> <span class='hs-varid'>screenGetMonitorPlugName</span><span class='hs-layout'>,</span>
<a name="line-94"></a>
<a name="line-95"></a><span class='hs-comment'>-- screenGetSetting,</span>
<a name="line-96"></a>
<a name="line-97"></a> <span class='hs-varid'>screenGetActiveWindow</span><span class='hs-layout'>,</span>
<a name="line-98"></a> <span class='hs-varid'>screenGetWindowStack</span><span class='hs-layout'>,</span>
<a name="line-99"></a>
<a name="line-100"></a>
<a name="line-101"></a><span class='hs-comment'>-- * Attributes</span>
<a name="line-102"></a> <span class='hs-varid'>screenFontOptions</span><span class='hs-layout'>,</span>
<a name="line-103"></a> <span class='hs-varid'>screenResolution</span><span class='hs-layout'>,</span>
<a name="line-104"></a> <span class='hs-varid'>screenDefaultColormap</span><span class='hs-layout'>,</span>
<a name="line-105"></a>
<a name="line-106"></a><span class='hs-comment'>-- * Signals</span>
<a name="line-107"></a> <span class='hs-varid'>screenSizeChanged</span><span class='hs-layout'>,</span>
<a name="line-108"></a>
<a name="line-109"></a> <span class='hs-varid'>screenCompositedChanged</span><span class='hs-layout'>,</span>
<a name="line-110"></a>
<a name="line-111"></a> <span class='hs-varid'>screenMonitorsChanged</span><span class='hs-layout'>,</span>
<a name="line-112"></a>
<a name="line-113"></a>
<a name="line-114"></a>
<a name="line-115"></a>
<a name="line-116"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-117"></a>
<a name="line-118"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span> <span class='hs-layout'>(</span><span class='hs-varid'>liftM</span><span class='hs-layout'>)</span>
<a name="line-119"></a>
<a name="line-120"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Glib</span><span class='hs-varop'>.</span><span class='hs-conid'>FFI</span>
<a name="line-121"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Glib</span><span class='hs-varop'>.</span><span class='hs-conid'>UTFString</span>
<a name="line-122"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Glib</span><span class='hs-varop'>.</span><span class='hs-conid'>Signals</span>
<a name="line-123"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Glib</span><span class='hs-varop'>.</span><span class='hs-conid'>Attributes</span>
<a name="line-124"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Glib</span><span class='hs-varop'>.</span><span class='hs-conid'>Properties</span>
<a name="line-125"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Glib</span><span class='hs-varop'>.</span><span class='hs-conid'>GList</span>
<a name="line-126"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Graphics</span><span class='hs-varop'>.</span><span class='hs-conid'>UI</span><span class='hs-varop'>.</span><span class='hs-conid'>Gtk</span><span class='hs-varop'>.</span><span class='hs-conid'>Types</span>
<a name="line-127"></a><span class='hs-comment'>{-# LINE 126 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-128"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Graphics</span><span class='hs-varop'>.</span><span class='hs-conid'>UI</span><span class='hs-varop'>.</span><span class='hs-conid'>Gtk</span><span class='hs-varop'>.</span><span class='hs-conid'>Signals</span>
<a name="line-129"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Graphics</span><span class='hs-varop'>.</span><span class='hs-conid'>Rendering</span><span class='hs-varop'>.</span><span class='hs-conid'>Cairo</span><span class='hs-varop'>.</span><span class='hs-conid'>Types</span> <span class='hs-layout'>(</span> <span class='hs-conid'>FontOptions</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-varid'>mkFontOptions</span><span class='hs-layout'>,</span>
<a name="line-130"></a> <span class='hs-varid'>withFontOptions</span><span class='hs-layout'>)</span>
<a name="line-131"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Graphics</span><span class='hs-varop'>.</span><span class='hs-conid'>UI</span><span class='hs-varop'>.</span><span class='hs-conid'>Gtk</span><span class='hs-varop'>.</span><span class='hs-conid'>General</span><span class='hs-varop'>.</span><span class='hs-conid'>Structs</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-layout'>)</span> <span class='hs-layout'>)</span>
<a name="line-132"></a>
<a name="line-133"></a>
<a name="line-134"></a><span class='hs-comment'>{-# LINE 132 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-135"></a>
<a name="line-136"></a>
<a name="line-137"></a><span class='hs-comment'>--------------------</span>
<a name="line-138"></a><span class='hs-comment'>-- Methods</span>
<a name="line-139"></a>
<a name="line-140"></a><a name="screenGetDefault"></a><span class='hs-comment'>-- | Gets the default screen for the default display. (See</span>
<a name="line-141"></a><span class='hs-comment'>-- 'displayGetDefault').</span>
<a name="line-142"></a><span class='hs-comment'>--</span>
<a name="line-143"></a><span class='hs-definition'>screenGetDefault</span> <span class='hs-keyglyph'>::</span>
<a name="line-144"></a> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- ^ returns a 'Screen', or @Nothing@ if there is no</span>
<a name="line-145"></a> <span class='hs-comment'>-- default display.</span>
<a name="line-146"></a><span class='hs-definition'>screenGetDefault</span> <span class='hs-keyglyph'>=</span>
<a name="line-147"></a> <span class='hs-varid'>maybeNull</span> <span class='hs-layout'>(</span><span class='hs-varid'>makeNewGObject</span> <span class='hs-varid'>mkScreen</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span>
<a name="line-148"></a> <span class='hs-varid'>gdk_screen_get_default</span>
<a name="line-149"></a><span class='hs-comment'>{-# LINE 146 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-150"></a>
<a name="line-151"></a><a name="screenGetDefaultColormap"></a><span class='hs-definition'>screenGetDefaultColormap</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-152"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Colormap</span> <span class='hs-comment'>-- ^ returns the default 'Colormap'.</span>
<a name="line-153"></a><span class='hs-definition'>screenGetDefaultColormap</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-154"></a> <span class='hs-varid'>makeNewGObject</span> <span class='hs-varid'>mkColormap</span> <span class='hs-varop'>$</span>
<a name="line-155"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_default_colormap</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-156"></a><span class='hs-comment'>{-# LINE 152 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-157"></a> <span class='hs-varid'>self</span>
<a name="line-158"></a><span class='hs-comment'>{-# DEPRECATED screenGetDefaultColormap "instead of 'screenGetDefaultColormap obj' use 'get obj screenDefaultColormap'" #-}</span>
<a name="line-159"></a>
<a name="line-160"></a><a name="screenSetDefaultColormap"></a><span class='hs-definition'>screenSetDefaultColormap</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-161"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Colormap</span> <span class='hs-comment'>-- ^ @colormap@ - a 'Colormap'</span>
<a name="line-162"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-163"></a><span class='hs-definition'>screenSetDefaultColormap</span> <span class='hs-varid'>self</span> <span class='hs-varid'>colormap</span> <span class='hs-keyglyph'>=</span>
<a name="line-164"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>Colormap</span> <span class='hs-varid'>arg2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg2</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr2</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_set_default_colormap</span> <span class='hs-varid'>argPtr1</span> <span class='hs-varid'>argPtr2</span><span class='hs-layout'>)</span>
<a name="line-165"></a><span class='hs-comment'>{-# LINE 160 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-166"></a> <span class='hs-varid'>self</span>
<a name="line-167"></a> <span class='hs-varid'>colormap</span>
<a name="line-168"></a><span class='hs-comment'>{-# DEPRECATED screenSetDefaultColormap "instead of 'screenSetDefaultColormap obj value' use 'set obj [ screenDefaultColormap := value ]'" #-}</span>
<a name="line-169"></a>
<a name="line-170"></a><a name="screenGetSystemColormap"></a><span class='hs-comment'>-- | Gets the system default colormap for @screen@</span>
<a name="line-171"></a><span class='hs-comment'>--</span>
<a name="line-172"></a><span class='hs-definition'>screenGetSystemColormap</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-173"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Colormap</span> <span class='hs-comment'>-- ^ returns the default colormap for @screen@.</span>
<a name="line-174"></a><span class='hs-definition'>screenGetSystemColormap</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-175"></a> <span class='hs-varid'>makeNewGObject</span> <span class='hs-varid'>mkColormap</span> <span class='hs-varop'>$</span>
<a name="line-176"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_system_colormap</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-177"></a><span class='hs-comment'>{-# LINE 171 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-178"></a> <span class='hs-varid'>self</span>
<a name="line-179"></a>
<a name="line-180"></a>
<a name="line-181"></a><a name="screenGetRGBAColormap"></a><span class='hs-comment'>-- | Gets a colormap to use for creating windows or pixmaps with an alpha</span>
<a name="line-182"></a><span class='hs-comment'>-- channel. The windowing system on which Gtk+ is running may not support this</span>
<a name="line-183"></a><span class='hs-comment'>-- capability, in which case @Nothing@ will be returned. Even if a</span>
<a name="line-184"></a><span class='hs-comment'>-- non-@Nothing@ value is returned, its possible that the window's alpha</span>
<a name="line-185"></a><span class='hs-comment'>-- channel won't be honored when displaying the window on the screen: in</span>
<a name="line-186"></a><span class='hs-comment'>-- particular, for X an appropriate windowing manager and compositing manager</span>
<a name="line-187"></a><span class='hs-comment'>-- must be running to provide appropriate display.</span>
<a name="line-188"></a><span class='hs-comment'>--</span>
<a name="line-189"></a><span class='hs-comment'>-- * Available since Gdk version 2.8</span>
<a name="line-190"></a><span class='hs-comment'>--</span>
<a name="line-191"></a><span class='hs-definition'>screenGetRGBAColormap</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-192"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Colormap</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- ^ returns a colormap to use for windows with an</span>
<a name="line-193"></a> <span class='hs-comment'>-- alpha channel or @Nothing@ if the capability is not</span>
<a name="line-194"></a> <span class='hs-comment'>-- available.</span>
<a name="line-195"></a><span class='hs-definition'>screenGetRGBAColormap</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-196"></a> <span class='hs-varid'>maybeNull</span> <span class='hs-layout'>(</span><span class='hs-varid'>makeNewGObject</span> <span class='hs-varid'>mkColormap</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span>
<a name="line-197"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_rgba_colormap</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-198"></a><span class='hs-comment'>{-# LINE 191 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-199"></a> <span class='hs-varid'>self</span>
<a name="line-200"></a>
<a name="line-201"></a>
<a name="line-202"></a><a name="screenGetSystemVisual"></a><span class='hs-comment'>-- | Get the system's default visual for @screen@. This is the visual for the</span>
<a name="line-203"></a><span class='hs-comment'>-- root window of the display.</span>
<a name="line-204"></a><span class='hs-comment'>--</span>
<a name="line-205"></a><span class='hs-definition'>screenGetSystemVisual</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-206"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Visual</span> <span class='hs-comment'>-- ^ returns the system visual</span>
<a name="line-207"></a><span class='hs-definition'>screenGetSystemVisual</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-208"></a> <span class='hs-varid'>makeNewGObject</span> <span class='hs-varid'>mkVisual</span> <span class='hs-varop'>$</span>
<a name="line-209"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_system_visual</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-210"></a><span class='hs-comment'>{-# LINE 202 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-211"></a> <span class='hs-varid'>self</span>
<a name="line-212"></a>
<a name="line-213"></a>
<a name="line-214"></a><a name="screenIsComposited"></a><span class='hs-comment'>-- | Returns whether windows with an RGBA visual can reasonably be expected to</span>
<a name="line-215"></a><span class='hs-comment'>-- have their alpha channel drawn correctly on the screen.</span>
<a name="line-216"></a><span class='hs-comment'>--</span>
<a name="line-217"></a><span class='hs-comment'>-- On X11 this function returns whether a compositing manager is compositing</span>
<a name="line-218"></a><span class='hs-comment'>-- @screen@.</span>
<a name="line-219"></a><span class='hs-comment'>--</span>
<a name="line-220"></a><span class='hs-comment'>-- * Available since Gdk version 2.10</span>
<a name="line-221"></a><span class='hs-comment'>--</span>
<a name="line-222"></a><span class='hs-definition'>screenIsComposited</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-223"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Bool</span> <span class='hs-comment'>-- ^ returns Whether windows with RGBA visuals can reasonably be</span>
<a name="line-224"></a> <span class='hs-comment'>-- expected to have their alpha channels drawn correctly on the</span>
<a name="line-225"></a> <span class='hs-comment'>-- screen.</span>
<a name="line-226"></a><span class='hs-definition'>screenIsComposited</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-227"></a> <span class='hs-varid'>liftM</span> <span class='hs-varid'>toBool</span> <span class='hs-varop'>$</span>
<a name="line-228"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_is_composited</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-229"></a><span class='hs-comment'>{-# LINE 220 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-230"></a> <span class='hs-varid'>self</span>
<a name="line-231"></a>
<a name="line-232"></a>
<a name="line-233"></a><a name="screenGetRootWindow"></a><span class='hs-comment'>-- | Gets the root window of @screen@.</span>
<a name="line-234"></a><span class='hs-comment'>--</span>
<a name="line-235"></a><span class='hs-definition'>screenGetRootWindow</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-236"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>DrawWindow</span> <span class='hs-comment'>-- ^ returns the root window</span>
<a name="line-237"></a><span class='hs-definition'>screenGetRootWindow</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-238"></a> <span class='hs-varid'>makeNewGObject</span> <span class='hs-varid'>mkDrawWindow</span> <span class='hs-varop'>$</span>
<a name="line-239"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_root_window</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-240"></a><span class='hs-comment'>{-# LINE 230 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-241"></a> <span class='hs-varid'>self</span>
<a name="line-242"></a>
<a name="line-243"></a><a name="screenGetDisplay"></a><span class='hs-comment'>-- | Gets the display to which the @screen@ belongs.</span>
<a name="line-244"></a><span class='hs-comment'>--</span>
<a name="line-245"></a><span class='hs-definition'>screenGetDisplay</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-246"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Display</span> <span class='hs-comment'>-- ^ returns the display to which @screen@ belongs</span>
<a name="line-247"></a><span class='hs-definition'>screenGetDisplay</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-248"></a> <span class='hs-varid'>makeNewGObject</span> <span class='hs-varid'>mkDisplay</span> <span class='hs-varop'>$</span>
<a name="line-249"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_display</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-250"></a><span class='hs-comment'>{-# LINE 239 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-251"></a> <span class='hs-varid'>self</span>
<a name="line-252"></a>
<a name="line-253"></a><a name="screenGetNumber"></a><span class='hs-comment'>-- | Gets the index of @screen@ among the screens in the display to which it</span>
<a name="line-254"></a><span class='hs-comment'>-- belongs. (See 'screenGetDisplay')</span>
<a name="line-255"></a><span class='hs-comment'>--</span>
<a name="line-256"></a><span class='hs-definition'>screenGetNumber</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-257"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ returns the index</span>
<a name="line-258"></a><span class='hs-definition'>screenGetNumber</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-259"></a> <span class='hs-varid'>liftM</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span>
<a name="line-260"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_number</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-261"></a><span class='hs-comment'>{-# LINE 249 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-262"></a> <span class='hs-varid'>self</span>
<a name="line-263"></a>
<a name="line-264"></a><a name="screenGetWidth"></a><span class='hs-comment'>-- | Gets the width of @screen@ in pixels</span>
<a name="line-265"></a><span class='hs-comment'>--</span>
<a name="line-266"></a><span class='hs-definition'>screenGetWidth</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-267"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ returns the width of @screen@ in pixels.</span>
<a name="line-268"></a><span class='hs-definition'>screenGetWidth</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-269"></a> <span class='hs-varid'>liftM</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span>
<a name="line-270"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_width</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-271"></a><span class='hs-comment'>{-# LINE 258 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-272"></a> <span class='hs-varid'>self</span>
<a name="line-273"></a>
<a name="line-274"></a><a name="screenGetHeight"></a><span class='hs-comment'>-- | Gets the height of @screen@ in pixels</span>
<a name="line-275"></a><span class='hs-comment'>--</span>
<a name="line-276"></a><span class='hs-definition'>screenGetHeight</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-277"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ returns the height of @screen@ in pixels.</span>
<a name="line-278"></a><span class='hs-definition'>screenGetHeight</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-279"></a> <span class='hs-varid'>liftM</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span>
<a name="line-280"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_height</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-281"></a><span class='hs-comment'>{-# LINE 267 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-282"></a> <span class='hs-varid'>self</span>
<a name="line-283"></a>
<a name="line-284"></a><a name="screenGetWidthMM"></a><span class='hs-comment'>-- | Gets the width of @screen@ in millimeters. Note that on some X servers</span>
<a name="line-285"></a><span class='hs-comment'>-- this value will not be correct.</span>
<a name="line-286"></a><span class='hs-comment'>--</span>
<a name="line-287"></a><span class='hs-definition'>screenGetWidthMM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-288"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ returns the width of @screen@ in millimeters.</span>
<a name="line-289"></a><span class='hs-definition'>screenGetWidthMM</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-290"></a> <span class='hs-varid'>liftM</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span>
<a name="line-291"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_width_mm</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-292"></a><span class='hs-comment'>{-# LINE 277 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-293"></a> <span class='hs-varid'>self</span>
<a name="line-294"></a>
<a name="line-295"></a><a name="screenGetWidthMm"></a><span class='hs-definition'>screenGetWidthMm</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>screenGetWidthMM</span>
<a name="line-296"></a>
<a name="line-297"></a><a name="screenGetHeightMM"></a><span class='hs-comment'>-- | Returns the height of @screen@ in millimeters. Note that on some X</span>
<a name="line-298"></a><span class='hs-comment'>-- servers this value will not be correct.</span>
<a name="line-299"></a><span class='hs-comment'>--</span>
<a name="line-300"></a><span class='hs-definition'>screenGetHeightMM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-301"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ returns the heigth of @screen@ in millimeters.</span>
<a name="line-302"></a><span class='hs-definition'>screenGetHeightMM</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-303"></a> <span class='hs-varid'>liftM</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span>
<a name="line-304"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_height_mm</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-305"></a><span class='hs-comment'>{-# LINE 289 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-306"></a> <span class='hs-varid'>self</span>
<a name="line-307"></a>
<a name="line-308"></a><a name="screenGetHeightMm"></a><span class='hs-definition'>screenGetHeightMm</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>screenGetHeightMM</span>
<a name="line-309"></a>
<a name="line-310"></a><a name="screenListVisuals"></a><span class='hs-comment'>-- | Lists the available visuals for the specified @screen@. A visual</span>
<a name="line-311"></a><span class='hs-comment'>-- describes a hardware image data format. For example, a visual might support</span>
<a name="line-312"></a><span class='hs-comment'>-- 24-bit color, or 8-bit color, and might expect pixels to be in a certain</span>
<a name="line-313"></a><span class='hs-comment'>-- format.</span>
<a name="line-314"></a><span class='hs-comment'>--</span>
<a name="line-315"></a><span class='hs-definition'>screenListVisuals</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-316"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Visual</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- ^ returns a list of visuals</span>
<a name="line-317"></a><span class='hs-definition'>screenListVisuals</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-318"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_list_visuals</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-319"></a><span class='hs-comment'>{-# LINE 302 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-320"></a> <span class='hs-varid'>self</span>
<a name="line-321"></a> <span class='hs-varop'>>>=</span> <span class='hs-varid'>fromGList</span>
<a name="line-322"></a> <span class='hs-varop'>>>=</span> <span class='hs-varid'>mapM</span> <span class='hs-layout'>(</span><span class='hs-varid'>makeNewGObject</span> <span class='hs-varid'>mkVisual</span> <span class='hs-varop'>.</span> <span class='hs-varid'>return</span><span class='hs-layout'>)</span>
<a name="line-323"></a>
<a name="line-324"></a>
<a name="line-325"></a><a name="screenGetToplevelWindows"></a><span class='hs-comment'>-- | Obtains a list of all toplevel windows known to GDK on the screen</span>
<a name="line-326"></a><span class='hs-comment'>-- @screen@. A toplevel window is a child of the root window (see</span>
<a name="line-327"></a><span class='hs-comment'>-- 'getDefaultRootWindow').</span>
<a name="line-328"></a><span class='hs-comment'>--</span>
<a name="line-329"></a><span class='hs-definition'>screenGetToplevelWindows</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-330"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>DrawWindow</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- ^ returns list of toplevel windows</span>
<a name="line-331"></a><span class='hs-definition'>screenGetToplevelWindows</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-332"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_toplevel_windows</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-333"></a><span class='hs-comment'>{-# LINE 315 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-334"></a> <span class='hs-varid'>self</span>
<a name="line-335"></a> <span class='hs-varop'>>>=</span> <span class='hs-varid'>fromGList</span>
<a name="line-336"></a> <span class='hs-varop'>>>=</span> <span class='hs-varid'>mapM</span> <span class='hs-layout'>(</span><span class='hs-varid'>makeNewGObject</span> <span class='hs-varid'>mkDrawWindow</span> <span class='hs-varop'>.</span> <span class='hs-varid'>return</span><span class='hs-layout'>)</span>
<a name="line-337"></a>
<a name="line-338"></a>
<a name="line-339"></a><a name="screenMakeDisplayName"></a><span class='hs-comment'>-- | Determines the name to pass to 'displayOpen' to get a 'Display' with this</span>
<a name="line-340"></a><span class='hs-comment'>-- screen as the default screen.</span>
<a name="line-341"></a><span class='hs-comment'>--</span>
<a name="line-342"></a><span class='hs-definition'>screenMakeDisplayName</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-343"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ returns a newly allocated string</span>
<a name="line-344"></a><span class='hs-definition'>screenMakeDisplayName</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-345"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_make_display_name</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-346"></a><span class='hs-comment'>{-# LINE 327 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-347"></a> <span class='hs-varid'>self</span>
<a name="line-348"></a> <span class='hs-varop'>>>=</span> <span class='hs-varid'>readUTFString</span>
<a name="line-349"></a>
<a name="line-350"></a><a name="screenGetNMonitors"></a><span class='hs-comment'>-- | Returns the number of monitors which @screen@ consists of.</span>
<a name="line-351"></a><span class='hs-comment'>--</span>
<a name="line-352"></a><span class='hs-definition'>screenGetNMonitors</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-353"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ returns number of monitors which @screen@ consists of.</span>
<a name="line-354"></a><span class='hs-definition'>screenGetNMonitors</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-355"></a> <span class='hs-varid'>liftM</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span>
<a name="line-356"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_n_monitors</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-357"></a><span class='hs-comment'>{-# LINE 337 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-358"></a> <span class='hs-varid'>self</span>
<a name="line-359"></a>
<a name="line-360"></a><a name="screenGetMonitorGeometry"></a><span class='hs-comment'>-- | Retrieves the 'Rectangle' representing the size and</span>
<a name="line-361"></a><span class='hs-comment'>-- position of the individual monitor within the entire screen area.</span>
<a name="line-362"></a><span class='hs-comment'>--</span>
<a name="line-363"></a><span class='hs-comment'>-- Note that the size of the entire screen area can be retrieved via</span>
<a name="line-364"></a><span class='hs-comment'>-- 'screenGetWidth' and 'screenGetHeight'.</span>
<a name="line-365"></a><span class='hs-comment'>--</span>
<a name="line-366"></a><span class='hs-definition'>screenGetMonitorGeometry</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-367"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ @monitorNum@ - the monitor number.</span>
<a name="line-368"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Rectangle</span>
<a name="line-369"></a><span class='hs-definition'>screenGetMonitorGeometry</span> <span class='hs-varid'>self</span> <span class='hs-varid'>monitorNum</span> <span class='hs-keyglyph'>=</span>
<a name="line-370"></a> <span class='hs-varid'>alloca</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>rPtr</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-371"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-varid'>arg2</span> <span class='hs-varid'>arg3</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_monitor_geometry</span> <span class='hs-varid'>argPtr1</span> <span class='hs-varid'>arg2</span> <span class='hs-varid'>arg3</span><span class='hs-layout'>)</span>
<a name="line-372"></a><span class='hs-comment'>{-# LINE 351 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-373"></a> <span class='hs-varid'>self</span>
<a name="line-374"></a> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>monitorNum</span><span class='hs-layout'>)</span>
<a name="line-375"></a> <span class='hs-layout'>(</span><span class='hs-varid'>castPtr</span> <span class='hs-varid'>rPtr</span><span class='hs-layout'>)</span>
<a name="line-376"></a> <span class='hs-varid'>peek</span> <span class='hs-varid'>rPtr</span>
<a name="line-377"></a>
<a name="line-378"></a><a name="screenGetMonitorAtPoint"></a><span class='hs-comment'>-- | Returns the monitor number in which the point (@x@,@y@) is located.</span>
<a name="line-379"></a><span class='hs-comment'>--</span>
<a name="line-380"></a><span class='hs-definition'>screenGetMonitorAtPoint</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-381"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ @x@ - the x coordinate in the virtual screen.</span>
<a name="line-382"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ @y@ - the y coordinate in the virtual screen.</span>
<a name="line-383"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ returns the monitor number in which the point (@x@,@y@) lies,</span>
<a name="line-384"></a> <span class='hs-comment'>-- or a monitor close to (@x@,@y@) if the point is not in any</span>
<a name="line-385"></a> <span class='hs-comment'>-- monitor.</span>
<a name="line-386"></a><span class='hs-definition'>screenGetMonitorAtPoint</span> <span class='hs-varid'>self</span> <span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-keyglyph'>=</span>
<a name="line-387"></a> <span class='hs-varid'>liftM</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span>
<a name="line-388"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-varid'>arg2</span> <span class='hs-varid'>arg3</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_monitor_at_point</span> <span class='hs-varid'>argPtr1</span> <span class='hs-varid'>arg2</span> <span class='hs-varid'>arg3</span><span class='hs-layout'>)</span>
<a name="line-389"></a><span class='hs-comment'>{-# LINE 367 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-390"></a> <span class='hs-varid'>self</span>
<a name="line-391"></a> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span>
<a name="line-392"></a> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span>
<a name="line-393"></a>
<a name="line-394"></a><a name="screenGetMonitorAtWindow"></a><span class='hs-comment'>-- | Returns the number of the monitor in which the largest area of the</span>
<a name="line-395"></a><span class='hs-comment'>-- bounding rectangle of @window@ resides.</span>
<a name="line-396"></a><span class='hs-comment'>--</span>
<a name="line-397"></a><span class='hs-definition'>screenGetMonitorAtWindow</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-398"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DrawWindow</span> <span class='hs-comment'>-- ^ @window@ - a 'DrawWindow'</span>
<a name="line-399"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ returns the monitor number in which most of @window@ is</span>
<a name="line-400"></a> <span class='hs-comment'>-- located, or if @window@ does not intersect any monitors, a</span>
<a name="line-401"></a> <span class='hs-comment'>-- monitor, close to @window@.</span>
<a name="line-402"></a><span class='hs-definition'>screenGetMonitorAtWindow</span> <span class='hs-varid'>self</span> <span class='hs-varid'>window</span> <span class='hs-keyglyph'>=</span>
<a name="line-403"></a> <span class='hs-varid'>liftM</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span>
<a name="line-404"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>DrawWindow</span> <span class='hs-varid'>arg2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg2</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr2</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_monitor_at_window</span> <span class='hs-varid'>argPtr1</span> <span class='hs-varid'>argPtr2</span><span class='hs-layout'>)</span>
<a name="line-405"></a><span class='hs-comment'>{-# LINE 382 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-406"></a> <span class='hs-varid'>self</span>
<a name="line-407"></a> <span class='hs-varid'>window</span>
<a name="line-408"></a>
<a name="line-409"></a>
<a name="line-410"></a><a name="screenGetMonitorHeightMm"></a><span class='hs-comment'>-- | Gets the height in millimeters of the specified monitor.</span>
<a name="line-411"></a><span class='hs-comment'>--</span>
<a name="line-412"></a><span class='hs-comment'>-- * Available since Gdk version 2.14</span>
<a name="line-413"></a><span class='hs-comment'>--</span>
<a name="line-414"></a><span class='hs-definition'>screenGetMonitorHeightMm</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-415"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ @monitorNum@ - number of the monitor</span>
<a name="line-416"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ returns the height of the monitor, or -1 if not available</span>
<a name="line-417"></a><span class='hs-definition'>screenGetMonitorHeightMm</span> <span class='hs-varid'>self</span> <span class='hs-varid'>monitorNum</span> <span class='hs-keyglyph'>=</span>
<a name="line-418"></a> <span class='hs-varid'>liftM</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span>
<a name="line-419"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-varid'>arg2</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_monitor_height_mm</span> <span class='hs-varid'>argPtr1</span> <span class='hs-varid'>arg2</span><span class='hs-layout'>)</span>
<a name="line-420"></a><span class='hs-comment'>{-# LINE 396 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-421"></a> <span class='hs-varid'>self</span>
<a name="line-422"></a> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>monitorNum</span><span class='hs-layout'>)</span>
<a name="line-423"></a>
<a name="line-424"></a><a name="screenGetMonitorWidthMm"></a><span class='hs-comment'>-- | Gets the width in millimeters of the specified monitor, if available.</span>
<a name="line-425"></a><span class='hs-comment'>--</span>
<a name="line-426"></a><span class='hs-comment'>-- * Available since Gdk version 2.14</span>
<a name="line-427"></a><span class='hs-comment'>--</span>
<a name="line-428"></a><span class='hs-definition'>screenGetMonitorWidthMm</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-429"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ @monitorNum@ - number of the monitor</span>
<a name="line-430"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ returns the width of the monitor, or -1 if not available</span>
<a name="line-431"></a><span class='hs-definition'>screenGetMonitorWidthMm</span> <span class='hs-varid'>self</span> <span class='hs-varid'>monitorNum</span> <span class='hs-keyglyph'>=</span>
<a name="line-432"></a> <span class='hs-varid'>liftM</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span>
<a name="line-433"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-varid'>arg2</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_monitor_width_mm</span> <span class='hs-varid'>argPtr1</span> <span class='hs-varid'>arg2</span><span class='hs-layout'>)</span>
<a name="line-434"></a><span class='hs-comment'>{-# LINE 409 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-435"></a> <span class='hs-varid'>self</span>
<a name="line-436"></a> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>monitorNum</span><span class='hs-layout'>)</span>
<a name="line-437"></a>
<a name="line-438"></a><a name="screenGetMonitorPlugName"></a><span class='hs-comment'>-- | Returns the output name of the specified monitor. Usually something like</span>
<a name="line-439"></a><span class='hs-comment'>-- VGA, DVI, or TV, not the actual product name of the display device.</span>
<a name="line-440"></a><span class='hs-comment'>--</span>
<a name="line-441"></a><span class='hs-comment'>-- * Available since Gdk version 2.14</span>
<a name="line-442"></a><span class='hs-comment'>--</span>
<a name="line-443"></a><span class='hs-definition'>screenGetMonitorPlugName</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-444"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ @monitorNum@ - number of the monitor</span>
<a name="line-445"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>String</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- ^ returns a newly-allocated string containing the name of the</span>
<a name="line-446"></a> <span class='hs-comment'>-- monitor, or @Nothing@ if the name cannot be determined</span>
<a name="line-447"></a><span class='hs-definition'>screenGetMonitorPlugName</span> <span class='hs-varid'>self</span> <span class='hs-varid'>monitorNum</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-448"></a> <span class='hs-varid'>sPtr</span> <span class='hs-keyglyph'><-</span>
<a name="line-449"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-varid'>arg2</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_monitor_plug_name</span> <span class='hs-varid'>argPtr1</span> <span class='hs-varid'>arg2</span><span class='hs-layout'>)</span>
<a name="line-450"></a><span class='hs-comment'>{-# LINE 424 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-451"></a> <span class='hs-varid'>self</span>
<a name="line-452"></a> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>monitorNum</span><span class='hs-layout'>)</span>
<a name="line-453"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>sPtr</span><span class='hs-varop'>==</span><span class='hs-varid'>nullPtr</span> <span class='hs-keyword'>then</span> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span> <span class='hs-keyword'>else</span> <span class='hs-varid'>liftM</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-varid'>readUTFString</span> <span class='hs-varid'>sPtr</span>
<a name="line-454"></a>
<a name="line-455"></a>
<a name="line-456"></a><span class='hs-comment'>{-
<a name="line-457"></a>-- | Retrieves a desktop-wide setting such as double-click time for the
<a name="line-458"></a>-- 'Screen'@screen@.
<a name="line-459"></a>--
<a name="line-460"></a>-- FIXME needs a list of valid settings here, or a link to more information.
<a name="line-461"></a>--
<a name="line-462"></a>screenGetSetting :: Screen
<a name="line-463"></a> -> String -- ^ @name@ - the name of the setting
<a name="line-464"></a> -> {-GValue*-} -- ^ @value@ - location to store the value of the setting
<a name="line-465"></a> -> IO Bool -- ^ returns @True@ if the setting existed and a value was
<a name="line-466"></a> -- stored in @value@, @False@ otherwise.
<a name="line-467"></a>screenGetSetting self name value =
<a name="line-468"></a> liftM toBool $
<a name="line-469"></a> withUTFString name $ \namePtr ->
<a name="line-470"></a> {# call gdk_screen_get_setting #}
<a name="line-471"></a> self
<a name="line-472"></a> namePtr
<a name="line-473"></a> {-value-}
<a name="line-474"></a>-}</span>
<a name="line-475"></a>
<a name="line-476"></a><a name="screenGetFontOptions"></a><span class='hs-comment'>-- these are only used for the attributes</span>
<a name="line-477"></a><span class='hs-definition'>screenGetFontOptions</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-478"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>FontOptions</span><span class='hs-layout'>)</span>
<a name="line-479"></a><span class='hs-definition'>screenGetFontOptions</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-480"></a> <span class='hs-varid'>fPtr</span> <span class='hs-keyglyph'><-</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_font_options</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span> <span class='hs-varid'>self</span>
<a name="line-481"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>fPtr</span><span class='hs-varop'>==</span><span class='hs-varid'>nullPtr</span> <span class='hs-keyword'>then</span> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span> <span class='hs-keyword'>else</span> <span class='hs-varid'>liftM</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mkFontOptions</span> <span class='hs-layout'>(</span><span class='hs-varid'>castPtr</span> <span class='hs-varid'>fPtr</span><span class='hs-layout'>)</span>
<a name="line-482"></a>
<a name="line-483"></a><a name="screenSetFontOptions"></a><span class='hs-definition'>screenSetFontOptions</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-484"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>FontOptions</span>
<a name="line-485"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-486"></a><span class='hs-definition'>screenSetFontOptions</span> <span class='hs-varid'>self</span> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>=</span>
<a name="line-487"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-varid'>arg2</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_set_font_options</span> <span class='hs-varid'>argPtr1</span> <span class='hs-varid'>arg2</span><span class='hs-layout'>)</span> <span class='hs-varid'>self</span> <span class='hs-varid'>nullPtr</span>
<a name="line-488"></a><span class='hs-definition'>screenSetFontOptions</span> <span class='hs-varid'>self</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-varid'>options</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-489"></a> <span class='hs-varid'>withFontOptions</span> <span class='hs-varid'>options</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>fPtr</span> <span class='hs-keyglyph'>-></span>
<a name="line-490"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-varid'>arg2</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_set_font_options</span> <span class='hs-varid'>argPtr1</span> <span class='hs-varid'>arg2</span><span class='hs-layout'>)</span> <span class='hs-varid'>self</span> <span class='hs-layout'>(</span><span class='hs-varid'>castPtr</span> <span class='hs-varid'>fPtr</span><span class='hs-layout'>)</span>
<a name="line-491"></a>
<a name="line-492"></a>
<a name="line-493"></a><a name="screenGetActiveWindow"></a><span class='hs-comment'>-- | Returns the currently active window of this screen.</span>
<a name="line-494"></a><span class='hs-comment'>--</span>
<a name="line-495"></a><span class='hs-comment'>-- On X11, this is done by inspecting the _NET_ACTIVE_WINDOW property on the</span>
<a name="line-496"></a><span class='hs-comment'>-- root window, as described in the Extended Window Manager Hints. If there is</span>
<a name="line-497"></a><span class='hs-comment'>-- no currently currently active window, or the window manager does not support</span>
<a name="line-498"></a><span class='hs-comment'>-- the _NET_ACTIVE_WINDOW hint, this function returns @Nothing@.</span>
<a name="line-499"></a><span class='hs-comment'>--</span>
<a name="line-500"></a><span class='hs-comment'>-- On other platforms, this function may return @Nothing@, depending on whether</span>
<a name="line-501"></a><span class='hs-comment'>-- it is implementable on that platform.</span>
<a name="line-502"></a><span class='hs-comment'>--</span>
<a name="line-503"></a><span class='hs-comment'>-- * Available since Gdk version 2.10</span>
<a name="line-504"></a><span class='hs-comment'>--</span>
<a name="line-505"></a><span class='hs-definition'>screenGetActiveWindow</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-506"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>DrawWindow</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- ^ returns the currently active window, or</span>
<a name="line-507"></a> <span class='hs-comment'>-- @Nothing@.</span>
<a name="line-508"></a><span class='hs-definition'>screenGetActiveWindow</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span>
<a name="line-509"></a> <span class='hs-varid'>maybeNull</span> <span class='hs-layout'>(</span><span class='hs-varid'>makeNewGObject</span> <span class='hs-varid'>mkDrawWindow</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span>
<a name="line-510"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_active_window</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span>
<a name="line-511"></a><span class='hs-comment'>{-# LINE 484 "./Graphics/UI/Gtk/Gdk/Screen.chs" #-}</span>
<a name="line-512"></a> <span class='hs-varid'>self</span>
<a name="line-513"></a>
<a name="line-514"></a>
<a name="line-515"></a><a name="screenGetWindowStack"></a><span class='hs-comment'>-- | Returns a list of 'DrawWindow's representing the</span>
<a name="line-516"></a><span class='hs-comment'>-- current window stack.</span>
<a name="line-517"></a><span class='hs-comment'>--</span>
<a name="line-518"></a><span class='hs-comment'>-- On X11, this is done by inspecting the _NET_CLIENT_LIST_STACKING property</span>
<a name="line-519"></a><span class='hs-comment'>-- on the root window, as described in the Extended Window Manager Hints. If</span>
<a name="line-520"></a><span class='hs-comment'>-- the window manager does not support the _NET_CLIENT_LIST_STACKING hint, this</span>
<a name="line-521"></a><span class='hs-comment'>-- function returns @Nothing@.</span>
<a name="line-522"></a><span class='hs-comment'>--</span>
<a name="line-523"></a><span class='hs-comment'>-- On other platforms, this function may return @Nothing@, depending on whether it is</span>
<a name="line-524"></a><span class='hs-comment'>-- implementable on that platform.</span>
<a name="line-525"></a><span class='hs-comment'>--</span>
<a name="line-526"></a><span class='hs-comment'>-- * Available since Gdk version 2.10</span>
<a name="line-527"></a><span class='hs-comment'>--</span>
<a name="line-528"></a><span class='hs-definition'>screenGetWindowStack</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Screen</span>
<a name="line-529"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>DrawWindow</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- ^ returns a list of 'DrawWindow's for the</span>
<a name="line-530"></a> <span class='hs-comment'>-- current window stack, or @Nothing@.</span>
<a name="line-531"></a><span class='hs-definition'>screenGetWindowStack</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-532"></a> <span class='hs-varid'>lPtr</span> <span class='hs-keyglyph'><-</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>Screen</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_screen_get_window_stack</span> <span class='hs-varid'>argPtr1</span><span class='hs-layout'>)</span> <span class='hs-varid'>self</span>
<a name="line-533"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>lPtr</span><span class='hs-varop'>==</span><span class='hs-varid'>nullPtr</span> <span class='hs-keyword'>then</span> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span> <span class='hs-keyword'>else</span> <span class='hs-varid'>liftM</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-keyword'>do</span>
<a name="line-534"></a> <span class='hs-varid'>fromGList</span> <span class='hs-varid'>lPtr</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>mapM</span> <span class='hs-layout'>(</span><span class='hs-varid'>constructNewGObject</span> <span class='hs-varid'>mkDrawWindow</span> <span class='hs-varop'>.</span> <span class='hs-varid'>return</span><span class='hs-layout'>)</span>
<a name="line-535"></a>
<a name="line-536"></a>
<a name="line-537"></a><span class='hs-comment'>--------------------</span>
<a name="line-538"></a><span class='hs-comment'>-- Attributes</span>
<a name="line-539"></a>
<a name="line-540"></a><a name="screenFontOptions"></a><span class='hs-comment'>-- | The default font options for the screen.</span>
<a name="line-541"></a><span class='hs-comment'>--</span>
<a name="line-542"></a><span class='hs-definition'>screenFontOptions</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Attr</span> <span class='hs-conid'>Screen</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>FontOptions</span><span class='hs-layout'>)</span>
<a name="line-543"></a><span class='hs-definition'>screenFontOptions</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>newAttr</span>
<a name="line-544"></a> <span class='hs-varid'>screenGetFontOptions</span>
<a name="line-545"></a> <span class='hs-varid'>screenSetFontOptions</span>
<a name="line-546"></a>
<a name="line-547"></a><a name="screenResolution"></a><span class='hs-comment'>-- | The resolution for fonts on the screen.</span>
<a name="line-548"></a><span class='hs-comment'>--</span>
<a name="line-549"></a><span class='hs-comment'>-- Default value: -1</span>
<a name="line-550"></a><span class='hs-comment'>--</span>
<a name="line-551"></a><span class='hs-definition'>screenResolution</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Attr</span> <span class='hs-conid'>Screen</span> <span class='hs-conid'>Double</span>
<a name="line-552"></a><span class='hs-definition'>screenResolution</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>newAttrFromDoubleProperty</span> <span class='hs-str'>"resolution"</span>
<a name="line-553"></a>
<a name="line-554"></a><a name="screenDefaultColormap"></a><span class='hs-comment'>-- | Sets the default @colormap@ for @screen@.</span>
<a name="line-555"></a><span class='hs-comment'>--</span>
<a name="line-556"></a><span class='hs-comment'>-- Gets the default colormap for @screen@.</span>
<a name="line-557"></a><span class='hs-comment'>--</span>
<a name="line-558"></a><span class='hs-definition'>screenDefaultColormap</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Attr</span> <span class='hs-conid'>Screen</span> <span class='hs-conid'>Colormap</span>
<a name="line-559"></a><span class='hs-definition'>screenDefaultColormap</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>newAttr</span>
<a name="line-560"></a> <span class='hs-varid'>screenGetDefaultColormap</span>
<a name="line-561"></a> <span class='hs-varid'>screenSetDefaultColormap</span>
<a name="line-562"></a>
<a name="line-563"></a><span class='hs-comment'>--------------------</span>
<a name="line-564"></a><span class='hs-comment'>-- Signals</span>
<a name="line-565"></a>
<a name="line-566"></a><a name="screenSizeChanged"></a><span class='hs-comment'>-- | The ::size_changed signal is emitted when the pixel width or height of a</span>
<a name="line-567"></a><span class='hs-comment'>-- screen changes.</span>
<a name="line-568"></a><span class='hs-comment'>--</span>
<a name="line-569"></a><span class='hs-definition'>screenSizeChanged</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ScreenClass</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Signal</span> <span class='hs-varid'>self</span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span>
<a name="line-570"></a><span class='hs-definition'>screenSizeChanged</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Signal</span> <span class='hs-layout'>(</span><span class='hs-varid'>connect_NONE__NONE</span> <span class='hs-str'>"size_changed"</span><span class='hs-layout'>)</span>
<a name="line-571"></a>
<a name="line-572"></a>
<a name="line-573"></a><a name="screenCompositedChanged"></a><span class='hs-comment'>-- | The 'screenCompositedChanged' signal is emitted when the composited status of</span>
<a name="line-574"></a><span class='hs-comment'>-- the screen changes</span>
<a name="line-575"></a><span class='hs-comment'>--</span>
<a name="line-576"></a><span class='hs-comment'>-- * Available since Gdk version 2.10</span>
<a name="line-577"></a><span class='hs-comment'>--</span>
<a name="line-578"></a><span class='hs-definition'>screenCompositedChanged</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ScreenClass</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Signal</span> <span class='hs-varid'>self</span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span>
<a name="line-579"></a><span class='hs-definition'>screenCompositedChanged</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Signal</span> <span class='hs-layout'>(</span><span class='hs-varid'>connect_NONE__NONE</span> <span class='hs-str'>"composited_changed"</span><span class='hs-layout'>)</span>
<a name="line-580"></a>
<a name="line-581"></a>
<a name="line-582"></a><a name="screenMonitorsChanged"></a><span class='hs-comment'>-- | The 'screenMonitorsChanged' signal is emitted when the number, size or</span>
<a name="line-583"></a><span class='hs-comment'>-- position of the monitors attached to the screen change.</span>
<a name="line-584"></a><span class='hs-comment'>--</span>
<a name="line-585"></a><span class='hs-comment'>-- Only for X for now. Future implementations for Win32 and OS X may be a</span>
<a name="line-586"></a><span class='hs-comment'>-- possibility.</span>
<a name="line-587"></a><span class='hs-comment'>--</span>
<a name="line-588"></a><span class='hs-comment'>-- * Available since Gdk version 2.14</span>
<a name="line-589"></a><span class='hs-comment'>--</span>
<a name="line-590"></a><span class='hs-definition'>screenMonitorsChanged</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ScreenClass</span> <span class='hs-varid'>self</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Signal</span> <span class='hs-varid'>self</span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span>
<a name="line-591"></a><span class='hs-definition'>screenMonitorsChanged</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Signal</span> <span class='hs-layout'>(</span><span class='hs-varid'>connect_NONE__NONE</span> <span class='hs-str'>"monitors-changed"</span><span class='hs-layout'>)</span>
<a name="line-592"></a>
<a name="line-593"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_default"</span>
<a name="line-594"></a> <span class='hs-varid'>gdk_screen_get_default</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-595"></a>
<a name="line-596"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_default_colormap"</span>
<a name="line-597"></a> <span class='hs-varid'>gdk_screen_get_default_colormap</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Colormap</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-598"></a>
<a name="line-599"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_set_default_colormap"</span>
<a name="line-600"></a> <span class='hs-varid'>gdk_screen_set_default_colormap</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</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'>Ptr</span> <span class='hs-conid'>Colormap</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-601"></a>
<a name="line-602"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_system_colormap"</span>
<a name="line-603"></a> <span class='hs-varid'>gdk_screen_get_system_colormap</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Colormap</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-604"></a>
<a name="line-605"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_rgba_colormap"</span>
<a name="line-606"></a> <span class='hs-varid'>gdk_screen_get_rgba_colormap</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Colormap</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-607"></a>
<a name="line-608"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_system_visual"</span>
<a name="line-609"></a> <span class='hs-varid'>gdk_screen_get_system_visual</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Visual</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-610"></a>
<a name="line-611"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_is_composited"</span>
<a name="line-612"></a> <span class='hs-varid'>gdk_screen_is_composited</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>CInt</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-613"></a>
<a name="line-614"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_root_window"</span>
<a name="line-615"></a> <span class='hs-varid'>gdk_screen_get_root_window</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>DrawWindow</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-616"></a>
<a name="line-617"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_display"</span>
<a name="line-618"></a> <span class='hs-varid'>gdk_screen_get_display</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Display</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-619"></a>
<a name="line-620"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_number"</span>
<a name="line-621"></a> <span class='hs-varid'>gdk_screen_get_number</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>CInt</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-622"></a>
<a name="line-623"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_width"</span>
<a name="line-624"></a> <span class='hs-varid'>gdk_screen_get_width</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>CInt</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-625"></a>
<a name="line-626"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_height"</span>
<a name="line-627"></a> <span class='hs-varid'>gdk_screen_get_height</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>CInt</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-628"></a>
<a name="line-629"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_width_mm"</span>
<a name="line-630"></a> <span class='hs-varid'>gdk_screen_get_width_mm</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>CInt</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-631"></a>
<a name="line-632"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_height_mm"</span>
<a name="line-633"></a> <span class='hs-varid'>gdk_screen_get_height_mm</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>CInt</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-634"></a>
<a name="line-635"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_list_visuals"</span>
<a name="line-636"></a> <span class='hs-varid'>gdk_screen_list_visuals</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-637"></a>
<a name="line-638"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_toplevel_windows"</span>
<a name="line-639"></a> <span class='hs-varid'>gdk_screen_get_toplevel_windows</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-640"></a>
<a name="line-641"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_make_display_name"</span>
<a name="line-642"></a> <span class='hs-varid'>gdk_screen_make_display_name</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>CChar</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-643"></a>
<a name="line-644"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_n_monitors"</span>
<a name="line-645"></a> <span class='hs-varid'>gdk_screen_get_n_monitors</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>CInt</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-646"></a>
<a name="line-647"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_monitor_geometry"</span>
<a name="line-648"></a> <span class='hs-varid'>gdk_screen_get_monitor_geometry</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>CInt</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-649"></a>
<a name="line-650"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_monitor_at_point"</span>
<a name="line-651"></a> <span class='hs-varid'>gdk_screen_get_monitor_at_point</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>CInt</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>CInt</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>CInt</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-652"></a>
<a name="line-653"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_monitor_at_window"</span>
<a name="line-654"></a> <span class='hs-varid'>gdk_screen_get_monitor_at_window</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</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'>Ptr</span> <span class='hs-conid'>DrawWindow</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>CInt</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-655"></a>
<a name="line-656"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_monitor_height_mm"</span>
<a name="line-657"></a> <span class='hs-varid'>gdk_screen_get_monitor_height_mm</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>CInt</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>CInt</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-658"></a>
<a name="line-659"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_monitor_width_mm"</span>
<a name="line-660"></a> <span class='hs-varid'>gdk_screen_get_monitor_width_mm</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>CInt</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>CInt</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-661"></a>
<a name="line-662"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_monitor_plug_name"</span>
<a name="line-663"></a> <span class='hs-varid'>gdk_screen_get_monitor_plug_name</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>CInt</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>CChar</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-664"></a>
<a name="line-665"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_font_options"</span>
<a name="line-666"></a> <span class='hs-varid'>gdk_screen_get_font_options</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-667"></a>
<a name="line-668"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_set_font_options"</span>
<a name="line-669"></a> <span class='hs-varid'>gdk_screen_set_font_options</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</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'>Ptr</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-670"></a>
<a name="line-671"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_active_window"</span>
<a name="line-672"></a> <span class='hs-varid'>gdk_screen_get_active_window</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>DrawWindow</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-673"></a>
<a name="line-674"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>safe</span> <span class='hs-str'>"gdk_screen_get_window_stack"</span>
<a name="line-675"></a> <span class='hs-varid'>gdk_screen_get_window_stack</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Screen</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
</pre></body>
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distrib
>
Fedora
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14
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x86_64
>
media
>
updates
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by-pkgid
>
677c1b5134368504c2e447757584d19e
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1017
