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Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_i_r_printing_8cpp_source.html
author Dominic Pinkman <dominic.pinkman@nokia.com>
Fri, 13 Aug 2010 16:47:46 +0100
changeset 14 578be2adaf3e
parent 6 43e37759235e
permissions -rw-r--r--
Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
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<title>TB9.2 Example Applications: examples/SerialComms/ServerClientSide/IRPrinting/IRPrinting.cpp Source File</title>
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<link href="tabs.css" rel="stylesheet" type="text/css"/>
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<link href="doxygen.css" rel="stylesheet" type="text/css"/>
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</head>
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<body>
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<!-- Generated by Doxygen 1.6.2 -->
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<h1>examples/SerialComms/ServerClientSide/IRPrinting/IRPrinting.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).</span>
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<a name="l00002"></a>00002 <span class="comment">// All rights reserved.</span>
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<a name="l00003"></a>00003 <span class="comment">// This component and the accompanying materials are made available</span>
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<a name="l00004"></a>00004 <span class="comment">// under the terms of &quot;Eclipse Public License v1.0&quot;</span>
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<a name="l00005"></a>00005 <span class="comment">// which accompanies this distribution, and is available</span>
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<a name="l00006"></a>00006 <span class="comment">// at the URL &quot;http://www.eclipse.org/legal/epl-v10.html&quot;.</span>
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<a name="l00007"></a>00007 <span class="comment">//</span>
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<a name="l00008"></a>00008 <span class="comment">// Initial Contributors:</span>
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<a name="l00009"></a>00009 <span class="comment">// Nokia Corporation - initial contribution.</span>
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<a name="l00010"></a>00010 <span class="comment">//</span>
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<a name="l00011"></a>00011 <span class="comment">// Contributors:</span>
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<a name="l00012"></a>00012 <span class="comment">//</span>
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<a name="l00013"></a>00013 <span class="comment">// Description:</span>
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<a name="l00014"></a>00014 <span class="comment">//</span>
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<a name="l00015"></a>00015
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<a name="l00016"></a>00016
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<a name="l00017"></a>00017 <span class="preprocessor">#include &lt;e32base.h&gt;</span>
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<a name="l00018"></a>00018 <span class="preprocessor">#include &lt;e32test.h&gt;</span>
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<a name="l00019"></a>00019 <span class="preprocessor">#include &lt;e32svr.h&gt;</span>
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<a name="l00020"></a>00020 <span class="preprocessor">#include &lt;c32comm.h&gt;</span>
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<a name="l00021"></a>00021 <span class="preprocessor">#include &quot;f32file.h&quot;</span>
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<a name="l00022"></a>00022
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<a name="l00023"></a>00023 <span class="preprocessor">#include &quot;CommonFiles.h&quot;</span>
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<a name="l00024"></a>00024
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<a name="l00025"></a>00025 <span class="comment">// Device driver names</span>
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<a name="l00026"></a>00026 <span class="preprocessor">#if defined (__WINS__)</span>
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<a name="l00027"></a>00027 <span class="preprocessor"></span><a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(PDD_NAME,<span class="stringliteral">&quot;ECDRV&quot;</span>);
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<a name="l00028"></a>00028 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(LDD_NAME,<span class="stringliteral">&quot;ECOMM&quot;</span>);
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<a name="l00029"></a>00029 <span class="preprocessor">#else</span>
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<a name="l00030"></a>00030 <span class="preprocessor"></span><a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(PDD_NAME,<span class="stringliteral">&quot;EUART1&quot;</span>);
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<a name="l00031"></a>00031 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(LDD_NAME,<span class="stringliteral">&quot;ECOMM&quot;</span>);
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<a name="l00032"></a>00032 <span class="preprocessor">#endif</span>
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<a name="l00033"></a>00033 <span class="preprocessor"></span>
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<a name="l00034"></a>00034 _LIT8(DATA_STRING,<span class="stringliteral">&quot;Symbian platform infra red printing\n\r&quot;</span>);
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<a name="l00035"></a>00035
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<a name="l00036"></a>00036 LOCAL_C <span class="keywordtype">void</span> InitL();
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<a name="l00037"></a>00037
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<a name="l00038"></a>00038 <span class="comment">// Do the example </span>
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<a name="l00039"></a>00039 LOCAL_C <span class="keywordtype">void</span> doExampleL()
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<a name="l00040"></a>00040     {
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<a name="l00041"></a>00041         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KStatus0,<span class="stringliteral">&quot;Connect to file server\n&quot;</span>);
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<a name="l00042"></a>00042         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KStatus1,<span class="stringliteral">&quot;Connect to comm server\n&quot;</span>);
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<a name="l00043"></a>00043         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KStatus2,<span class="stringliteral">&quot;Load IrCOMM.CSY\n&quot;</span>);
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<a name="l00044"></a>00044         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KStatus3,<span class="stringliteral">&quot;Open IrCOMM::0\n&quot;</span>);
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<a name="l00045"></a>00045         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KStatus4,<span class="stringliteral">&quot;Write to IrCOMM::0\n&quot;</span>);
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<a name="l00046"></a>00046         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KStatus5,<span class="stringliteral">&quot;Close IrCOMM::0\n&quot;</span>);
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<a name="l00047"></a>00047         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KStatus6,<span class="stringliteral">&quot;Close server connection\n&quot;</span>);
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<a name="l00048"></a>00048         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KIrCOMM,<span class="stringliteral">&quot;IrCOMM&quot;</span>);
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<a name="l00049"></a>00049         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KIrCOMM0,<span class="stringliteral">&quot;IrCOMM::0&quot;</span>);
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<a name="l00050"></a>00050
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<a name="l00051"></a>00051         <span class="keyword">const</span> TTimeIntervalMicroSeconds32 KTimeOut(4000000);
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<a name="l00052"></a>00052         <span class="comment">//time-out value</span>
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<a name="l00053"></a>00053
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<a name="l00054"></a>00054         console-&gt;Printf(KStatus0);
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<a name="l00055"></a>00055                                 <span class="comment">// force a link to the file server</span>
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<a name="l00056"></a>00056                                 <span class="comment">// so that we&#39;re sure the loader </span>
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<a name="l00057"></a>00057                                 <span class="comment">// will be present</span>
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<a name="l00058"></a>00058
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<a name="l00059"></a>00059         RFs f;
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<a name="l00060"></a>00060         User::LeaveIfError(f.Connect());
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<a name="l00061"></a>00061         f.Close();
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<a name="l00062"></a>00062                                 <span class="comment">// InitLialisation</span>
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<a name="l00063"></a>00063
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<a name="l00064"></a>00064         InitL();
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<a name="l00065"></a>00065
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<a name="l00066"></a>00066         RCommServ server;
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<a name="l00067"></a>00067
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<a name="l00068"></a>00068                                 <span class="comment">// Connect to the comm server</span>
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<a name="l00069"></a>00069         console-&gt;Printf(KStatus1);
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<a name="l00070"></a>00070         User::LeaveIfError(server.Connect());
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<a name="l00071"></a>00071
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<a name="l00072"></a>00072                                 <span class="comment">// Load the IrCOMM comm module</span>
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<a name="l00073"></a>00073                                 <span class="comment">// C32 will automatically search \System\Libs</span>
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<a name="l00074"></a>00074                                 <span class="comment">// on all drives for IrCOMM.CSY</span>
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<a name="l00075"></a>00075         console-&gt;Printf(KStatus2);
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<a name="l00076"></a>00076         TInt ret=server.LoadCommModule(KIrCOMM);
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<a name="l00077"></a>00077
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<a name="l00078"></a>00078         <span class="comment">//test(ret==KErrNone);</span>
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<a name="l00079"></a>00079         User::LeaveIfError(ret);
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<a name="l00080"></a>00080
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<a name="l00081"></a>00081         RComm commPort;
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<a name="l00082"></a>00082                                 <span class="comment">// Open the IrCOMM port unit 0 (the only one supported)</span>
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<a name="l00083"></a>00083                                 <span class="comment">// Open port in exclusive mode because we don&#39;t </span>
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<a name="l00084"></a>00084                                 <span class="comment">// have any access control code.</span>
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<a name="l00085"></a>00085         console-&gt;Printf(KStatus3);
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<a name="l00086"></a>00086         ret=commPort.Open(server,KIrCOMM0,ECommExclusive);
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<a name="l00087"></a>00087         <span class="comment">//test(ret==KErrNone);</span>
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<a name="l00088"></a>00088         User::LeaveIfError(ret);
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<a name="l00089"></a>00089
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<a name="l00090"></a>00090         TRequestStatus status;
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<a name="l00091"></a>00091                                 <span class="comment">// Write to the IrCOMM port - the first write </span>
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<a name="l00092"></a>00092                                 <span class="comment">// takes a long time as the IrDA connection is </span>
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<a name="l00093"></a>00093                                 <span class="comment">// set up in response to this request. Subsequent </span>
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<a name="l00094"></a>00094                                 <span class="comment">// writes to IrCOMM are very fast.</span>
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<a name="l00095"></a>00095         console-&gt;Printf(KStatus4);
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<a name="l00096"></a>00096         commPort.Write(status,KTimeOut,DATA_STRING);
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<a name="l00097"></a>00097         User::WaitForRequest(status);
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<a name="l00098"></a>00098
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<a name="l00099"></a>00099         <span class="comment">//test(status.Int()==KErrNone);</span>
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<a name="l00100"></a>00100
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<a name="l00101"></a>00101                                 <span class="comment">// Close port</span>
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<a name="l00102"></a>00102         console-&gt;Printf(KStatus5);
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<a name="l00103"></a>00103         commPort.Close();
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<a name="l00104"></a>00104
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<a name="l00105"></a>00105         console-&gt;Printf(KStatus6);
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<a name="l00106"></a>00106         server.Close();
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<a name="l00107"></a>00107         }
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<a name="l00108"></a>00108
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<a name="l00109"></a>00109
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<a name="l00110"></a>00110 LOCAL_C <span class="keywordtype">void</span> InitL()
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<a name="l00111"></a>00111 <span class="comment">//</span>
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<a name="l00112"></a>00112 <span class="comment">// InitLialisation code - loads the serial LDD and PDD</span>
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<a name="l00113"></a>00113 <span class="comment">// starts the comm subsystem (for EPOC32 builds)</span>
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<a name="l00114"></a>00114 <span class="comment">// On a full Symbian platform implementation, this code would not</span>
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<a name="l00115"></a>00115 <span class="comment">// be required because higher level GUI components  </span>
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<a name="l00116"></a>00116 <span class="comment">// automatically start the services.</span>
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<a name="l00117"></a>00117 <span class="comment">//</span>
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<a name="l00118"></a>00118         {
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<a name="l00119"></a>00119         <span class="comment">// Load the physical device driver</span>
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<a name="l00120"></a>00120         <span class="comment">// The OS will automatically append .PDD and </span>
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<a name="l00121"></a>00121         <span class="comment">// search /System/Libs on all drives.</span>
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<a name="l00122"></a>00122
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<a name="l00123"></a>00123         TInt r=User::LoadPhysicalDevice(PDD_NAME);
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<a name="l00124"></a>00124         <span class="keywordflow">if</span> (r != KErrNone &amp;&amp; r!= KErrAlreadyExists)
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<a name="l00125"></a>00125                 User::Leave(r);
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<a name="l00126"></a>00126         <span class="comment">//test(r==KErrNone || r==KErrAlreadyExists);</span>
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<a name="l00127"></a>00127         <span class="comment">// Similarly for the Logical device driver</span>
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<a name="l00128"></a>00128         r=User::LoadLogicalDevice(LDD_NAME);
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<a name="l00129"></a>00129         <span class="keywordflow">if</span> (r != KErrNone &amp;&amp; r != KErrAlreadyExists)
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<a name="l00130"></a>00130                 User::Leave(r);
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<a name="l00131"></a>00131         <span class="comment">//test(r==KErrNone|| r==KErrAlreadyExists);</span>
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<a name="l00132"></a>00132
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<a name="l00133"></a>00133 <span class="preprocessor">#if defined (__EPOC32__)</span>
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<a name="l00134"></a>00134 <span class="preprocessor"></span>        <span class="comment">// For EPOC builds we need to start the comms subsystem</span>
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<a name="l00135"></a>00135         <span class="comment">// This call actually starts the comms server process</span>
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<a name="l00136"></a>00136         r=StartC32();
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<a name="l00137"></a>00137         <span class="keywordflow">if</span> (r != KErrAlreadyExists)
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<a name="l00138"></a>00138                 User::LeaveIfError(r);
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<a name="l00139"></a>00139 <span class="preprocessor">#endif</span>
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<a name="l00140"></a>00140 <span class="preprocessor"></span>        }
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<a name="l00141"></a>00141
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<a name="l00142"></a>00142
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</pre></div></div>
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<hr size="1"/><address style="text-align: right;"><small>Generated by&nbsp;
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<a href="http://www.doxygen.org/index.html">
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<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.2 </small></address>
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</body>
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</html>
MCL/sftools/depl/docscontent