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<pre><a name="line-1"></a><span class='hs-comment'>-- GENERATED by C->Haskell Compiler, version 0.13.4 (gtk2hs branch) "Bin IO", 13 Nov 2004 (Haskell)</span>
<a name="line-2"></a><span class='hs-comment'>-- Edit the ORIGNAL .chs file instead!</span>
<a name="line-3"></a>
<a name="line-4"></a>
<a name="line-5"></a><span class='hs-comment'>{-# LINE 1 "./Graphics/UI/Gtk/Gdk/Gdk.chs" #-}</span>
<a name="line-6"></a><span class='hs-comment'>-- -*-haskell-*-</span>
<a name="line-7"></a><span class='hs-comment'>-- GIMP Toolkit (GTK) Gdk</span>
<a name="line-8"></a><span class='hs-comment'>--</span>
<a name="line-9"></a><span class='hs-comment'>-- Author : Jens Petersen <petersen@haskell.org></span>
<a name="line-10"></a><span class='hs-comment'>--</span>
<a name="line-11"></a><span class='hs-comment'>-- Created: 6 June 2003</span>
<a name="line-12"></a><span class='hs-comment'>--</span>
<a name="line-13"></a><span class='hs-comment'>-- Copyright (C) 2003-2005 Jens-Ulrik Holger Petersen</span>
<a name="line-14"></a><span class='hs-comment'>--</span>
<a name="line-15"></a><span class='hs-comment'>-- This library is free software; you can redistribute it and/or</span>
<a name="line-16"></a><span class='hs-comment'>-- modify it under the terms of the GNU Lesser General Public</span>
<a name="line-17"></a><span class='hs-comment'>-- License as published by the Free Software Foundation; either</span>
<a name="line-18"></a><span class='hs-comment'>-- version 2.1 of the License, or (at your option) any later version.</span>
<a name="line-19"></a><span class='hs-comment'>--</span>
<a name="line-20"></a><span class='hs-comment'>-- This library is distributed in the hope that it will be useful,</span>
<a name="line-21"></a><span class='hs-comment'>-- but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="line-22"></a><span class='hs-comment'>-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="line-23"></a><span class='hs-comment'>-- Lesser General Public License for more details.</span>
<a name="line-24"></a><span class='hs-comment'>--</span>
<a name="line-25"></a><span class='hs-comment'>-- |</span>
<a name="line-26"></a><span class='hs-comment'>-- Maintainer : gtk2hs-users@lists.sourceforge.net</span>
<a name="line-27"></a><span class='hs-comment'>-- Stability : provisional</span>
<a name="line-28"></a><span class='hs-comment'>-- Portability : portable (depends on GHC)</span>
<a name="line-29"></a><span class='hs-comment'>--</span>
<a name="line-30"></a><span class='hs-comment'>-- Gdk general functions.</span>
<a name="line-31"></a><span class='hs-comment'>--</span>
<a name="line-32"></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'>Gdk</span> <span class='hs-layout'>(</span>
<a name="line-33"></a> <span class='hs-varid'>flush</span><span class='hs-layout'>,</span>
<a name="line-34"></a> <span class='hs-varid'>screenWidth</span><span class='hs-layout'>,</span>
<a name="line-35"></a> <span class='hs-varid'>screenHeight</span><span class='hs-layout'>,</span>
<a name="line-36"></a> <span class='hs-varid'>screenWidthMM</span><span class='hs-layout'>,</span>
<a name="line-37"></a> <span class='hs-varid'>screenHeightMM</span><span class='hs-layout'>,</span>
<a name="line-38"></a> <span class='hs-conid'>GrabStatus</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span>
<a name="line-39"></a> <span class='hs-varid'>pointerGrab</span><span class='hs-layout'>,</span>
<a name="line-40"></a> <span class='hs-varid'>pointerUngrab</span><span class='hs-layout'>,</span>
<a name="line-41"></a> <span class='hs-varid'>pointerIsGrabbed</span><span class='hs-layout'>,</span>
<a name="line-42"></a> <span class='hs-varid'>keyboardGrab</span><span class='hs-layout'>,</span>
<a name="line-43"></a> <span class='hs-varid'>keyboardUngrab</span><span class='hs-layout'>,</span>
<a name="line-44"></a> <span class='hs-varid'>beep</span>
<a name="line-45"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-46"></a>
<a name="line-47"></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-48"></a>
<a name="line-49"></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'>Flags</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromFlags</span><span class='hs-layout'>)</span>
<a name="line-50"></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-51"></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-52"></a><span class='hs-comment'>{-# LINE 46 "./Graphics/UI/Gtk/Gdk/Gdk.chs" #-}</span>
<a name="line-53"></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'>Gdk</span><span class='hs-varop'>.</span><span class='hs-conid'>Cursor</span> <span class='hs-layout'>(</span><span class='hs-conid'>Cursor</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-54"></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'>Gdk</span><span class='hs-varop'>.</span><span class='hs-conid'>Events</span>
<a name="line-55"></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'>Gdk</span><span class='hs-varop'>.</span><span class='hs-conid'>Enums</span> <span class='hs-layout'>(</span><span class='hs-conid'>EventMask</span><span class='hs-layout'>,</span> <span class='hs-conid'>GrabStatus</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-56"></a>
<a name="line-57"></a>
<a name="line-58"></a><span class='hs-comment'>{-# LINE 51 "./Graphics/UI/Gtk/Gdk/Gdk.chs" #-}</span>
<a name="line-59"></a>
<a name="line-60"></a><a name="beep"></a><span class='hs-comment'>-- | Emits a short beep.</span>
<a name="line-61"></a><span class='hs-comment'>--</span>
<a name="line-62"></a><span class='hs-definition'>beep</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-63"></a><span class='hs-definition'>beep</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>gdk_beep</span>
<a name="line-64"></a><span class='hs-comment'>{-# LINE 56 "./Graphics/UI/Gtk/Gdk/Gdk.chs" #-}</span>
<a name="line-65"></a>
<a name="line-66"></a><a name="flush"></a><span class='hs-comment'>-- | Flushes the X output buffer and waits until all requests have been</span>
<a name="line-67"></a><span class='hs-comment'>-- processed by the server. This is rarely needed by applications.</span>
<a name="line-68"></a><span class='hs-comment'>--</span>
<a name="line-69"></a><span class='hs-definition'>flush</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-70"></a><span class='hs-definition'>flush</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>gdk_flush</span>
<a name="line-71"></a><span class='hs-comment'>{-# LINE 62 "./Graphics/UI/Gtk/Gdk/Gdk.chs" #-}</span>
<a name="line-72"></a>
<a name="line-73"></a><a name="screenWidth"></a><span class='hs-comment'>-- | Returns the width of the default screen in pixels.</span>
<a name="line-74"></a><span class='hs-comment'>--</span>
<a name="line-75"></a><span class='hs-definition'>screenWidth</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Int</span>
<a name="line-76"></a><span class='hs-definition'>screenWidth</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span> <span class='hs-varid'>gdk_screen_width</span>
<a name="line-77"></a><span class='hs-comment'>{-# LINE 67 "./Graphics/UI/Gtk/Gdk/Gdk.chs" #-}</span>
<a name="line-78"></a>
<a name="line-79"></a><a name="screenHeight"></a><span class='hs-comment'>-- | Returns the height of the default screen in pixels.</span>
<a name="line-80"></a><span class='hs-comment'>--</span>
<a name="line-81"></a><span class='hs-definition'>screenHeight</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Int</span>
<a name="line-82"></a><span class='hs-definition'>screenHeight</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span> <span class='hs-varid'>gdk_screen_height</span>
<a name="line-83"></a><span class='hs-comment'>{-# LINE 72 "./Graphics/UI/Gtk/Gdk/Gdk.chs" #-}</span>
<a name="line-84"></a>
<a name="line-85"></a><a name="screenWidthMM"></a><span class='hs-comment'>-- | Returns the width of the default screen in millimeters. Note that on many</span>
<a name="line-86"></a><span class='hs-comment'>-- X servers this value will not be correct.</span>
<a name="line-87"></a><span class='hs-comment'>--</span>
<a name="line-88"></a><span class='hs-definition'>screenWidthMM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Int</span>
<a name="line-89"></a><span class='hs-definition'>screenWidthMM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span> <span class='hs-varid'>gdk_screen_width_mm</span>
<a name="line-90"></a><span class='hs-comment'>{-# LINE 78 "./Graphics/UI/Gtk/Gdk/Gdk.chs" #-}</span>
<a name="line-91"></a>
<a name="line-92"></a><a name="screenHeightMM"></a><span class='hs-comment'>-- | Returns the height of the default screen in millimeters. Note that on many</span>
<a name="line-93"></a><span class='hs-comment'>-- X servers this value will not be correct.</span>
<a name="line-94"></a><span class='hs-comment'>--</span>
<a name="line-95"></a><span class='hs-definition'>screenHeightMM</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Int</span>
<a name="line-96"></a><span class='hs-definition'>screenHeightMM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span> <span class='hs-varid'>gdk_screen_height_mm</span>
<a name="line-97"></a><span class='hs-comment'>{-# LINE 84 "./Graphics/UI/Gtk/Gdk/Gdk.chs" #-}</span>
<a name="line-98"></a>
<a name="line-99"></a><a name="pointerGrab"></a><span class='hs-comment'>-- | Grabs the pointer (usually a mouse) so that all events are passed to this</span>
<a name="line-100"></a><span class='hs-comment'>-- application until the pointer is ungrabbed with 'pointerUngrab', or the grab</span>
<a name="line-101"></a><span class='hs-comment'>-- window becomes unviewable. This overrides any previous pointer grab by this</span>
<a name="line-102"></a><span class='hs-comment'>-- client.</span>
<a name="line-103"></a><span class='hs-comment'>--</span>
<a name="line-104"></a><span class='hs-comment'>-- Pointer grabs are used for operations which need complete control over mouse</span>
<a name="line-105"></a><span class='hs-comment'>-- events, even if the mouse leaves the application. For example in GTK+ it is</span>
<a name="line-106"></a><span class='hs-comment'>-- used for Drag and Drop, for dragging the handle in the GtkHPaned and</span>
<a name="line-107"></a><span class='hs-comment'>-- GtkVPaned widgets, and for resizing columns in GtkCList widgets.</span>
<a name="line-108"></a><span class='hs-comment'>--</span>
<a name="line-109"></a><span class='hs-comment'>-- Note that if the event mask of an X window has selected both button press</span>
<a name="line-110"></a><span class='hs-comment'>-- and button release events, then a button press event will cause an automatic</span>
<a name="line-111"></a><span class='hs-comment'>-- pointer grab until the button is released. X does this automatically since</span>
<a name="line-112"></a><span class='hs-comment'>-- most applications expect to receive button press and release events in</span>
<a name="line-113"></a><span class='hs-comment'>-- pairs. It is equivalent to a pointer grab on the window with @owner_events@</span>
<a name="line-114"></a><span class='hs-comment'>-- set to @True@.</span>
<a name="line-115"></a><span class='hs-comment'>--</span>
<a name="line-116"></a><span class='hs-comment'>-- If you set up anything at the time you take the grab that needs to be</span>
<a name="line-117"></a><span class='hs-comment'>-- cleaned up when the grab ends, you should handle the GdkEventGrabBroken</span>
<a name="line-118"></a><span class='hs-comment'>-- events that are emitted when the grab ends unvoluntarily.</span>
<a name="line-119"></a><span class='hs-comment'>--</span>
<a name="line-120"></a><span class='hs-definition'>pointerGrab</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>DrawWindowClass</span> <span class='hs-varid'>window</span><span class='hs-layout'>,</span> <span class='hs-conid'>DrawWindowClass</span> <span class='hs-varid'>confine_to</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span>
<a name="line-121"></a> <span class='hs-varid'>window</span> <span class='hs-comment'>-- ^ @window@ - the 'DrawWindow' which will own the grab (the grab</span>
<a name="line-122"></a> <span class='hs-comment'>-- window).</span>
<a name="line-123"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span> <span class='hs-comment'>-- ^ @owner_events@ - if @False@ then all pointer events are</span>
<a name="line-124"></a> <span class='hs-comment'>-- reported with respect to @window@ and are only reported if</span>
<a name="line-125"></a> <span class='hs-comment'>-- selected by @event_mask@. If @True@ then pointer events for this</span>
<a name="line-126"></a> <span class='hs-comment'>-- application are reported as normal, but pointer events outside</span>
<a name="line-127"></a> <span class='hs-comment'>-- this application are reported with respect to @window@ and only</span>
<a name="line-128"></a> <span class='hs-comment'>-- if selected by @event_mask@. In either mode, unreported events</span>
<a name="line-129"></a> <span class='hs-comment'>-- are discarded.</span>
<a name="line-130"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>EventMask</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- ^ @event_mask@ - specifies the event mask, which is used in</span>
<a name="line-131"></a> <span class='hs-comment'>-- accordance with @owner_events@. Note that only pointer</span>
<a name="line-132"></a> <span class='hs-comment'>-- events (i.e. button and motion events) may be selected.</span>
<a name="line-133"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-varid'>confine_to</span> <span class='hs-comment'>-- ^ @confine_to@ If supplied, the pointer will be</span>
<a name="line-134"></a> <span class='hs-comment'>-- confined to this window during the grab. If the</span>
<a name="line-135"></a> <span class='hs-comment'>-- pointer is outside @confine_to@, it will automatically</span>
<a name="line-136"></a> <span class='hs-comment'>-- be moved to the closest edge of @confine_to@ and enter</span>
<a name="line-137"></a> <span class='hs-comment'>-- and leave events will be generated as necessary.</span>
<a name="line-138"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Cursor</span> <span class='hs-comment'>-- ^ @cursor@ - the cursor to display while the grab is</span>
<a name="line-139"></a> <span class='hs-comment'>-- active. If this is @Nothing@ then the normal cursors are</span>
<a name="line-140"></a> <span class='hs-comment'>-- used for @window@ and its descendants, and the cursor for</span>
<a name="line-141"></a> <span class='hs-comment'>-- @window@ is used for all other windows.</span>
<a name="line-142"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>TimeStamp</span> <span class='hs-comment'>-- ^ @time@ - the timestamp of the event which led to this</span>
<a name="line-143"></a> <span class='hs-comment'>-- pointer grab. This usually comes from an 'Event', though</span>
<a name="line-144"></a> <span class='hs-comment'>-- 'currentTime' can be used if the time isn't known.</span>
<a name="line-145"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>GrabStatus</span> <span class='hs-comment'>-- ^ @Returns@ - 'GrabSuccess' if the grab was successful.</span>
<a name="line-146"></a><span class='hs-definition'>pointerGrab</span> <span class='hs-varid'>window</span> <span class='hs-varid'>owner_events</span> <span class='hs-varid'>event_mask</span> <span class='hs-varid'>mbConfine_to</span> <span class='hs-varid'>mbCursor</span> <span class='hs-varid'>time</span> <span class='hs-keyglyph'>=</span>
<a name="line-147"></a> <span class='hs-varid'>liftM</span> <span class='hs-layout'>(</span><span class='hs-varid'>toEnum</span> <span class='hs-varop'>.</span> <span class='hs-varid'>fromIntegral</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span>
<a name="line-148"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>DrawWindow</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-varid'>arg2</span> <span class='hs-varid'>arg3</span> <span class='hs-layout'>(</span><span class='hs-conid'>DrawWindow</span> <span class='hs-varid'>arg4</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>Cursor</span> <span class='hs-varid'>arg5</span><span class='hs-layout'>)</span> <span class='hs-varid'>arg6</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</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'>arg4</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr4</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg5</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr5</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_pointer_grab</span> <span class='hs-varid'>argPtr1</span> <span class='hs-varid'>arg2</span> <span class='hs-varid'>arg3</span> <span class='hs-varid'>argPtr4</span> <span class='hs-varid'>argPtr5</span> <span class='hs-varid'>arg6</span><span class='hs-layout'>)</span>
<a name="line-149"></a><span class='hs-comment'>{-# LINE 135 "./Graphics/UI/Gtk/Gdk/Gdk.chs" #-}</span>
<a name="line-150"></a> <span class='hs-layout'>(</span><span class='hs-varid'>toDrawWindow</span> <span class='hs-varid'>window</span><span class='hs-layout'>)</span>
<a name="line-151"></a> <span class='hs-layout'>(</span><span class='hs-varid'>fromBool</span> <span class='hs-varid'>owner_events</span><span class='hs-layout'>)</span>
<a name="line-152"></a> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>$</span> <span class='hs-varid'>fromFlags</span> <span class='hs-varid'>event_mask</span><span class='hs-layout'>)</span>
<a name="line-153"></a> <span class='hs-layout'>(</span><span class='hs-varid'>maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>DrawWindow</span> <span class='hs-varid'>nullForeignPtr</span><span class='hs-layout'>)</span> <span class='hs-varid'>toDrawWindow</span> <span class='hs-varid'>mbConfine_to</span><span class='hs-layout'>)</span>
<a name="line-154"></a> <span class='hs-layout'>(</span><span class='hs-varid'>maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>Cursor</span> <span class='hs-varid'>nullForeignPtr</span><span class='hs-layout'>)</span> <span class='hs-varid'>id</span> <span class='hs-varid'>mbCursor</span><span class='hs-layout'>)</span>
<a name="line-155"></a> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>time</span><span class='hs-layout'>)</span>
<a name="line-156"></a>
<a name="line-157"></a><a name="pointerUngrab"></a><span class='hs-comment'>-- | Ungrabs the pointer on the default display, if it is grabbed by this</span>
<a name="line-158"></a><span class='hs-comment'>-- application.</span>
<a name="line-159"></a><span class='hs-comment'>--</span>
<a name="line-160"></a><span class='hs-definition'>pointerUngrab</span> <span class='hs-keyglyph'>::</span>
<a name="line-161"></a> <span class='hs-conid'>TimeStamp</span> <span class='hs-comment'>-- ^ @time@ - a timestamp from an 'Event', or 'currentTime' if no</span>
<a name="line-162"></a> <span class='hs-comment'>-- timestamp is available.</span>
<a name="line-163"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-164"></a><span class='hs-definition'>pointerUngrab</span> <span class='hs-varid'>time</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>gdk_pointer_ungrab</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>time</span><span class='hs-layout'>)</span>
<a name="line-165"></a>
<a name="line-166"></a><a name="pointerIsGrabbed"></a><span class='hs-comment'>-- | Returns @True@ if the pointer on the default display is currently grabbed</span>
<a name="line-167"></a><span class='hs-comment'>-- by this application.</span>
<a name="line-168"></a><span class='hs-comment'>--</span>
<a name="line-169"></a><span class='hs-comment'>-- Note that this does not take the inmplicit pointer grab on button presses</span>
<a name="line-170"></a><span class='hs-comment'>-- into account.</span>
<a name="line-171"></a><span class='hs-comment'>--</span>
<a name="line-172"></a><span class='hs-definition'>pointerIsGrabbed</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Bool</span>
<a name="line-173"></a><span class='hs-definition'>pointerIsGrabbed</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM</span> <span class='hs-varid'>toBool</span> <span class='hs-varop'>$</span> <span class='hs-varid'>gdk_pointer_is_grabbed</span>
<a name="line-174"></a><span class='hs-comment'>{-# LINE 159 "./Graphics/UI/Gtk/Gdk/Gdk.chs" #-}</span>
<a name="line-175"></a>
<a name="line-176"></a><a name="keyboardGrab"></a><span class='hs-comment'>-- | Grabs the keyboard so that all events are passed to this application until</span>
<a name="line-177"></a><span class='hs-comment'>-- the keyboard is ungrabbed with 'keyboardUngrab'. This overrides any previous</span>
<a name="line-178"></a><span class='hs-comment'>-- keyboard grab by this client.</span>
<a name="line-179"></a><span class='hs-comment'>--</span>
<a name="line-180"></a><span class='hs-comment'>-- If you set up anything at the time you take the grab that needs to be</span>
<a name="line-181"></a><span class='hs-comment'>-- cleaned up when the grab ends, you should handle the GdkEventGrabBroken</span>
<a name="line-182"></a><span class='hs-comment'>-- events that are emitted when the grab ends unvoluntarily.</span>
<a name="line-183"></a><span class='hs-definition'>keyboardGrab</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>DrawWindowClass</span> <span class='hs-varid'>window</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span>
<a name="line-184"></a> <span class='hs-varid'>window</span> <span class='hs-comment'>-- ^ @window@ - the 'DrawWindow' which will own the grab (the grab</span>
<a name="line-185"></a> <span class='hs-comment'>-- window).</span>
<a name="line-186"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span> <span class='hs-comment'>-- ^ @owner_events@ - if @False@ then all keyboard events are</span>
<a name="line-187"></a> <span class='hs-comment'>-- reported with respect to @window@. If @True@ then keyboard events</span>
<a name="line-188"></a> <span class='hs-comment'>-- for this application are reported as normal, but keyboard events</span>
<a name="line-189"></a> <span class='hs-comment'>-- outside this application are reported with respect to @window@.</span>
<a name="line-190"></a> <span class='hs-comment'>-- Both key press and key release events are always reported,</span>
<a name="line-191"></a> <span class='hs-comment'>-- independant of the event mask set by the application.</span>
<a name="line-192"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>TimeStamp</span> <span class='hs-comment'>-- ^ @time@ - a timestamp from an 'Event', or 'currentTime' if</span>
<a name="line-193"></a> <span class='hs-comment'>-- no timestamp is available.</span>
<a name="line-194"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>GrabStatus</span> <span class='hs-comment'>-- ^ @Returns@ - 'GrabSuccess' if the grab was successful.</span>
<a name="line-195"></a><span class='hs-definition'>keyboardGrab</span> <span class='hs-varid'>window</span> <span class='hs-varid'>owner_events</span> <span class='hs-varid'>time</span> <span class='hs-keyglyph'>=</span>
<a name="line-196"></a> <span class='hs-varid'>liftM</span> <span class='hs-layout'>(</span><span class='hs-varid'>toEnum</span> <span class='hs-varop'>.</span> <span class='hs-varid'>fromIntegral</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span>
<a name="line-197"></a> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-conid'>DrawWindow</span> <span class='hs-varid'>arg1</span><span class='hs-layout'>)</span> <span class='hs-varid'>arg2</span> <span class='hs-varid'>arg3</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>withForeignPtr</span> <span class='hs-varid'>arg1</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>argPtr1</span> <span class='hs-keyglyph'>-></span><span class='hs-varid'>gdk_keyboard_grab</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-198"></a><span class='hs-comment'>{-# LINE 182 "./Graphics/UI/Gtk/Gdk/Gdk.chs" #-}</span>
<a name="line-199"></a> <span class='hs-layout'>(</span><span class='hs-varid'>toDrawWindow</span> <span class='hs-varid'>window</span><span class='hs-layout'>)</span>
<a name="line-200"></a> <span class='hs-layout'>(</span><span class='hs-varid'>fromBool</span> <span class='hs-varid'>owner_events</span><span class='hs-layout'>)</span>
<a name="line-201"></a> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>time</span><span class='hs-layout'>)</span>
<a name="line-202"></a>
<a name="line-203"></a><a name="keyboardUngrab"></a><span class='hs-comment'>-- | Ungrabs the keyboard on the default display, if it is grabbed by this</span>
<a name="line-204"></a><span class='hs-comment'>-- application.</span>
<a name="line-205"></a><span class='hs-definition'>keyboardUngrab</span> <span class='hs-keyglyph'>::</span>
<a name="line-206"></a> <span class='hs-conid'>TimeStamp</span> <span class='hs-comment'>-- ^ @time@ - a timestamp from an 'Event', or 'currentTime' if no</span>
<a name="line-207"></a> <span class='hs-comment'>-- timestamp is available.</span>
<a name="line-208"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-209"></a><span class='hs-definition'>keyboardUngrab</span> <span class='hs-varid'>time</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>gdk_keyboard_ungrab</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromIntegral</span> <span class='hs-varid'>time</span><span class='hs-layout'>)</span>
<a name="line-210"></a>
<a name="line-211"></a>
<a name="line-212"></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_beep"</span>
<a name="line-213"></a> <span class='hs-varid'>gdk_beep</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>
<a name="line-214"></a>
<a name="line-215"></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_flush"</span>
<a name="line-216"></a> <span class='hs-varid'>gdk_flush</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>
<a name="line-217"></a>
<a name="line-218"></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_width"</span>
<a name="line-219"></a> <span class='hs-varid'>gdk_screen_width</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>
<a name="line-220"></a>
<a name="line-221"></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_height"</span>
<a name="line-222"></a> <span class='hs-varid'>gdk_screen_height</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>
<a name="line-223"></a>
<a name="line-224"></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_width_mm"</span>
<a name="line-225"></a> <span class='hs-varid'>gdk_screen_width_mm</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>
<a name="line-226"></a>
<a name="line-227"></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_height_mm"</span>
<a name="line-228"></a> <span class='hs-varid'>gdk_screen_height_mm</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>
<a name="line-229"></a>
<a name="line-230"></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_pointer_grab"</span>
<a name="line-231"></a> <span class='hs-varid'>gdk_pointer_grab</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'>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-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-layout'>(</span><span class='hs-conid'>Ptr</span> <span class='hs-conid'>Cursor</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>CUInt</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><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-232"></a>
<a name="line-233"></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_pointer_ungrab"</span>
<a name="line-234"></a> <span class='hs-varid'>gdk_pointer_ungrab</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>CUInt</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>
<a name="line-235"></a>
<a name="line-236"></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_pointer_is_grabbed"</span>
<a name="line-237"></a> <span class='hs-varid'>gdk_pointer_is_grabbed</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>
<a name="line-238"></a>
<a name="line-239"></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_keyboard_grab"</span>
<a name="line-240"></a> <span class='hs-varid'>gdk_keyboard_grab</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'>CInt</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>CUInt</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-241"></a>
<a name="line-242"></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_keyboard_ungrab"</span>
<a name="line-243"></a> <span class='hs-varid'>gdk_keyboard_ungrab</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>CUInt</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>
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