Symbian3/SDK/Source/GUID-0422EDC4-E17C-5E58-BB37-03CCA79ED3E9.dita
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     1 <?xml version="1.0" encoding="utf-8"?>
       
     2 <!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->
       
     3 <!-- This component and the accompanying materials are made available under the terms of the License 
       
     4 "Eclipse Public License v1.0" which accompanies this distribution, 
       
     5 and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". -->
       
     6 <!-- Initial Contributors:
       
     7     Nokia Corporation - initial contribution.
       
     8 Contributors: 
       
     9 -->
       
    10 <!DOCTYPE concept
       
    11   PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">
       
    12 <concept id="GUID-0422EDC4-E17C-5E58-BB37-03CCA79ED3E9" xml:lang="en"><title>How
       
    13 to Wait for a Given Time Period</title><shortdesc>Explains how to use timers to suspend a thread for a given time
       
    14 period.</shortdesc><prolog><metadata><keywords/></metadata></prolog><conbody>
       
    15 <p>Once the timer has been created and initialised, a request can be set up.</p>
       
    16 <ul>
       
    17 <li id="GUID-252BD68A-05F6-57D0-98E1-4BE2B0B7D2D6"><p>start the timer to complete
       
    18 after a set period by calling <codeph>After()</codeph>, passing the required
       
    19 period in microseconds</p> </li>
       
    20 <li id="GUID-7D5F4F30-6AD5-5532-A9BE-015EE4632842"><p>call <codeph>User::WaitForRequest()</codeph> to
       
    21 wait for completion</p> </li>
       
    22 </ul>
       
    23 <p>In the following example, the thread is suspended for a 1 second. <codeph>timerStatus</codeph> is
       
    24 a <codeph>TRequestStatus</codeph>.</p>
       
    25 <codeblock id="GUID-4F3CC22C-220D-5B29-8335-2757C47C8763" xml:space="preserve">timer.After(timerStatus,1000000);
       
    26 User::WaitForRequest(timerStatus); 
       
    27 </codeblock>
       
    28 </conbody></concept>