Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_p_d_r_example_8cpp_source.html
author Dominic Pinkman <dominic.pinkman@nokia.com>
Fri, 13 Aug 2010 16:47:46 +0100
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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/Graphics/PDRStore/PDRExample.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/Graphics/PDRStore/PDRExample.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (c) 2006-2009 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 <span class="preprocessor">#include &quot;PDRExample.h&quot;</span>
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<a name="l00017"></a>00017 
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<a name="l00018"></a>00018 
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<a name="l00019"></a>00019 CPdrExample::CPdrExample()
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<a name="l00020"></a>00020         {}
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<a name="l00021"></a>00021 
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<a name="l00022"></a>00022 CPdrExample::~CPdrExample()
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<a name="l00023"></a>00023         {
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<a name="l00024"></a>00024         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KExit,<span class="stringliteral">&quot;\n\nPress any key to exit the application &quot;</span>);
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<a name="l00025"></a>00025         iConsole-&gt;Printf(KExit);
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<a name="l00026"></a>00026         iConsole-&gt;Getch();
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<a name="l00027"></a>00027         
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<a name="l00028"></a>00028         <span class="comment">// Free user defined objects</span>
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<a name="l00029"></a>00029         <span class="keyword">delete</span> iDriver;
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<a name="l00030"></a>00030         <span class="keyword">delete</span> iStopper;
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<a name="l00031"></a>00031         RFbsSession::Disconnect();
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<a name="l00032"></a>00032         <span class="keyword">delete</span> iConsole;
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<a name="l00033"></a>00033         }
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<a name="l00034"></a>00034 
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<a name="l00035"></a>00035 <a class="code" href="class_c_pdr_example.html">CPdrExample</a>* CPdrExample::NewL()
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<a name="l00036"></a>00036         {
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<a name="l00037"></a>00037         <a class="code" href="class_c_pdr_example.html">CPdrExample</a>* <span class="keyword">self</span>= <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_pdr_example.html">CPdrExample</a>();
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<a name="l00038"></a>00038         CleanupStack::PushL(<span class="keyword">self</span>);
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<a name="l00039"></a>00039         <span class="keyword">self</span>-&gt;ConstructL();
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<a name="l00040"></a>00040         CleanupStack::Pop();
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<a name="l00041"></a>00041         <span class="keywordflow">return</span> <span class="keyword">self</span>;
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<a name="l00042"></a>00042         }
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<a name="l00043"></a>00043 
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<a name="l00044"></a>00044 <span class="keywordtype">void</span> CPdrExample::ConstructL()
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<a name="l00045"></a>00045         {
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<a name="l00046"></a>00046         iConsole = Console::NewL(KTitle,TSize(KConsFullScreen,KConsFullScreen));
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<a name="l00047"></a>00047 
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<a name="l00048"></a>00048         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTextPressAKey, <span class="stringliteral">&quot;\n\nPress any key to step through the example&quot;</span>);
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<a name="l00049"></a>00049         iConsole-&gt;Printf ( KTextPressAKey );
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<a name="l00050"></a>00050         iConsole-&gt;Getch ();
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<a name="l00051"></a>00051         
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<a name="l00052"></a>00052         iConsole-&gt;Printf ( _L(<span class="stringliteral">&quot;\nLoading printer driver...\n&quot;</span>) );
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<a name="l00053"></a>00053         
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<a name="l00054"></a>00054         <span class="comment">// Load printer driver</span>
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<a name="l00055"></a>00055         User::LoadPhysicalDevice(PDD_NAME);
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<a name="l00056"></a>00056         <span class="comment">// Load printer device</span>
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<a name="l00057"></a>00057         User::LoadLogicalDevice(LDD_NAME);
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<a name="l00058"></a>00058         FbsStartup();
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<a name="l00059"></a>00059         
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<a name="l00060"></a>00060         <span class="comment">// Open a session with the font and bitmap server</span>
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<a name="l00061"></a>00061         RFbsSession::Connect();         
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<a name="l00062"></a>00062         }
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<a name="l00063"></a>00063         
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<a name="l00064"></a>00064 <span class="comment">// Create a printer driver</span>
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<a name="l00065"></a>00065 <span class="keywordtype">void</span> CPdrExample::CreatePrinterDriverL()
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<a name="l00066"></a>00066         {
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<a name="l00067"></a>00067                 
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<a name="l00068"></a>00068         iStopper=<span class="keyword">new</span>(ELeave) <a class="code" href="class_c_pdr_print.html">CPdrPrint</a>();
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<a name="l00069"></a>00069         CActiveScheduler::Add(iStopper);
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<a name="l00070"></a>00070 
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<a name="l00071"></a>00071         <span class="comment">// Create a printer driver object</span>
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<a name="l00072"></a>00072         iDriver=CPrinterDriver::NewL();         
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<a name="l00073"></a>00073         
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<a name="l00074"></a>00074         TFileName filename( KDriveName );
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<a name="l00075"></a>00075         filename.Append( KDefaultPrinterDriverPath );
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<a name="l00076"></a>00076         filename.Append( KEpsonFileName );
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<a name="l00077"></a>00077         
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<a name="l00078"></a>00078         iConsole-&gt;Printf ( _L(<span class="stringliteral">&quot;\nOpening printer driver information file...\n&quot;</span>) );
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<a name="l00079"></a>00079         
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<a name="l00080"></a>00080         <span class="comment">// Open a printer driver information(.pdr) file</span>
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<a name="l00081"></a>00081         TInt ret;
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<a name="l00082"></a>00082         TRAP(ret,iDriver-&gt;OpenPdrL( filename ));
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<a name="l00083"></a>00083         <span class="keywordflow">if</span> ( ret == KErrNone )
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<a name="l00084"></a>00084                 {
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<a name="l00085"></a>00085                 iConsole-&gt;Printf(_L(<span class="stringliteral">&quot;\nNumber of models: %d\n&quot;</span>),iDriver-&gt;NumModels());          
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<a name="l00086"></a>00086                 }
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<a name="l00087"></a>00087 
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<a name="l00088"></a>00088         <span class="comment">// Get models</span>
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<a name="l00089"></a>00089         TPrinterModelEntry entry;
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<a name="l00090"></a>00090         <span class="keywordflow">for</span> (TInt i=0; i&lt;iDriver-&gt;NumModels(); i++)
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<a name="l00091"></a>00091                 {
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<a name="l00092"></a>00092                 entry=iDriver-&gt;Model(i);
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<a name="l00093"></a>00093                 iConsole-&gt;Printf(_L(<span class="stringliteral">&quot;Model: %S\n&quot;</span>),&amp;entry.iModelName);
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<a name="l00094"></a>00094                 }
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<a name="l00095"></a>00095         
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<a name="l00096"></a>00096         iConsole-&gt;Getch();
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<a name="l00097"></a>00097         iConsole-&gt;Printf(_L(<span class="stringliteral">&quot;\nSelect model from 1 to %d\n&quot;</span>),iDriver-&gt;NumModels());
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<a name="l00098"></a>00098         iConsole-&gt;Printf(_L(<span class="stringliteral">&quot;\nSelecting... %d\n&quot;</span>),iDriver-&gt;NumModels());
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<a name="l00099"></a>00099         iConsole-&gt;Printf(_L(<span class="stringliteral">&quot;\nPrinter driver properties:\n&quot;</span>));
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<a name="l00100"></a>00100 
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<a name="l00101"></a>00101         <span class="comment">// Create a printer device              </span>
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<a name="l00102"></a>00102         iDevice=NULL;
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<a name="l00103"></a>00103         entry=iDriver-&gt;Model(iDriver-&gt;NumModels()-1);
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<a name="l00104"></a>00104         TRAP(ret,iDevice=iDriver-&gt;CreatePrinterDeviceL(entry.iUid));
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<a name="l00105"></a>00105         <span class="keywordflow">if</span> ( ret == KErrNone )
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<a name="l00106"></a>00106                 {
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<a name="l00107"></a>00107                 iConsole-&gt;Printf(_L(<span class="stringliteral">&quot;PDR device: %d\n&quot;</span>),iDevice);
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<a name="l00108"></a>00108                 iConsole-&gt;Printf(_L(<span class="stringliteral">&quot;No. of typefaces: %d\n&quot;</span>),iDevice-&gt;NumTypefaces());
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<a name="l00109"></a>00109                 TPrinterModelName iModelName = iDevice-&gt;Model().iModelName;
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<a name="l00110"></a>00110                 iConsole-&gt;Printf(_L(<span class="stringliteral">&quot;Model name: %S\n&quot;</span>),&amp;iModelName );
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<a name="l00111"></a>00111                 iConsole-&gt;Getch();
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<a name="l00112"></a>00112                 
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<a name="l00113"></a>00113                 TPageSpec pagespec(TPageSpec::EPortrait,KA4PaperSizeInTwips);
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<a name="l00114"></a>00114                 iDevice-&gt;SelectPageSpecInTwips(pagespec);
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<a name="l00115"></a>00115         
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<a name="l00116"></a>00116                 }       
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<a name="l00117"></a>00117         }
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<a name="l00118"></a>00118 
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<a name="l00119"></a>00119 <span class="comment">// Display supported typefaces </span>
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<a name="l00120"></a>00120 <span class="keywordtype">void</span> CPdrExample::DisplayTypefaces()
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<a name="l00121"></a>00121         {
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<a name="l00122"></a>00122         <span class="comment">// Get typefaces </span>
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<a name="l00123"></a>00123         TTypefaceSupport support;
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<a name="l00124"></a>00124         iDevice-&gt;TypefaceSupport(support,0);
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<a name="l00125"></a>00125         TBuf&lt;KMaxTypefaceNameLength&gt; name;
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<a name="l00126"></a>00126                 
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<a name="l00127"></a>00127         iConsole-&gt;Printf(_L(<span class="stringliteral">&quot;\nSupported typefaces:\n&quot;</span>));
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<a name="l00128"></a>00128         TInt i;
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<a name="l00129"></a>00129         <span class="keywordflow">for</span> (i=0; i&lt;iDevice-&gt;NumTypefaces(); i++)
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<a name="l00130"></a>00130                 {
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<a name="l00131"></a>00131                 iDevice-&gt;TypefaceSupport(support,i);
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<a name="l00132"></a>00132                 name.Copy(support.iTypeface.iName);
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<a name="l00133"></a>00133                 iConsole-&gt;Printf(_L(<span class="stringliteral">&quot; %S\n&quot;</span>),&amp;name);
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<a name="l00134"></a>00134                 }
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<a name="l00135"></a>00135         iConsole-&gt;Getch();
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<a name="l00136"></a>00136         }
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<a name="l00137"></a>00137 
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<a name="l00138"></a>00138 <span class="comment">// Create a printer control     </span>
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<a name="l00139"></a>00139 <span class="keywordtype">void</span> CPdrExample::CreatePrinterControl()
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<a name="l00140"></a>00140         {       
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<a name="l00141"></a>00141         CPrinterPort* printerport=NULL;
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<a name="l00142"></a>00142 
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<a name="l00143"></a>00143         <span class="keywordflow">if</span> (iDevice-&gt;Model().iRequiresPrinterPort)
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<a name="l00144"></a>00144                 {
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<a name="l00145"></a>00145                 TInt ret;
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<a name="l00146"></a>00146                 TRAP(ret,printerport=CFilePrinterPort::NewL(_L(<span class="stringliteral">&quot;\\temp.prn&quot;</span>)));
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<a name="l00147"></a>00147                 <span class="keywordflow">if</span> (ret==KErrNone)
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<a name="l00148"></a>00148                         {
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<a name="l00149"></a>00149                         iConsole-&gt;Printf(_L(<span class="stringliteral">&quot;\nCreate a printer control to process and terminate the print job\n&quot;</span>));
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<a name="l00150"></a>00150                         TRAP(ret,iDevice-&gt;CreateControlL(printerport));
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<a name="l00151"></a>00151                         }               
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<a name="l00152"></a>00152                 }
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<a name="l00153"></a>00153         }
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<a name="l00154"></a>00154 
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<a name="l00155"></a>00155         
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<a name="l00156"></a>00156 <span class="comment">// Create a graphic context, process and terminate the print job</span>
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<a name="l00157"></a>00157 <span class="keywordtype">void</span> CPdrExample::PrintPages()
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<a name="l00158"></a>00158         {
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<a name="l00159"></a>00159         
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<a name="l00160"></a>00160         TBandAttributes attributes;
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<a name="l00161"></a>00161         CPrinterControl::TMoreOnPage moreonpage=CPrinterControl::EMoreOnPage;
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<a name="l00162"></a>00162 
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<a name="l00163"></a>00163         TInt h=iDevice-&gt;HorizontalPixelsToTwips(1000);
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<a name="l00164"></a>00164         TInt v=iDevice-&gt;VerticalPixelsToTwips(1000);
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<a name="l00165"></a>00165         TInt k=4800;
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<a name="l00166"></a>00166 
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<a name="l00167"></a>00167         TInt nuBands = iDevice-&gt;iControl-&gt;BandsPerPage();
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<a name="l00168"></a>00168         iConsole-&gt;Printf(_L(<span class="stringliteral">&quot;Number of bands per page: %d\n&quot;</span>), nuBands);
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<a name="l00169"></a>00169         iConsole-&gt;Printf(_L(<span class="stringliteral">&quot;Printing bands on the page...\n&quot;</span>));
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<a name="l00170"></a>00170         iConsole-&gt;Getch();
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<a name="l00171"></a>00171 
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<a name="l00172"></a>00172         TInt i=0;       
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<a name="l00173"></a>00173         <span class="keywordflow">do</span>
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<a name="l00174"></a>00174                 {
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<a name="l00175"></a>00175                 iConsole-&gt;Printf(_L(<span class="stringliteral">&quot;Band %d\n&quot;</span>),i+1);
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<a name="l00176"></a>00176                 moreonpage=iDevice-&gt;iControl-&gt;QueueGetBand(iStopper-&gt;Queue(),attributes);
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<a name="l00177"></a>00177                 CActiveScheduler::Start();
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<a name="l00178"></a>00178                 
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<a name="l00179"></a>00179                 <span class="comment">// Create a graphic context for breaking the drawing into bands</span>
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<a name="l00180"></a>00180                 CGraphicsContext* gc=NULL;
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<a name="l00181"></a>00181                 iDevice-&gt;CreateContext((CGraphicsContext *&amp;) gc);
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<a name="l00182"></a>00182                 gc-&gt;SetPenColor(KRgbBlack);                                                      
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<a name="l00183"></a>00183                 gc-&gt;SetPenStyle(CGraphicsContext::ESolidPen);
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<a name="l00184"></a>00184                 gc-&gt;SetPenSize(TSize(4*k/h,4*k/v));
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<a name="l00185"></a>00185                 gc-&gt;DrawEllipse(TRect(391,352,1152,601));       
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<a name="l00186"></a>00186                 <span class="keyword">delete</span> gc;
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<a name="l00187"></a>00187                 i++;
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<a name="l00188"></a>00188                 }
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<a name="l00189"></a>00189         <span class="keywordflow">while</span> (moreonpage==CPrinterControl::EMoreOnPage);
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<a name="l00190"></a>00190         
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<a name="l00191"></a>00191         iConsole-&gt;Printf(_L(<span class="stringliteral">&quot;\nPrinting completed\n&quot;</span>));
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<a name="l00192"></a>00192         iDevice-&gt;iControl-&gt;QueueEndPrint(iStopper-&gt;Queue());
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<a name="l00193"></a>00193         CActiveScheduler::Start();
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<a name="l00194"></a>00194         }
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<a name="l00195"></a>00195 
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<a name="l00196"></a>00196 LOCAL_C <span class="keywordtype">void</span> MainL()
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<a name="l00197"></a>00197         {
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<a name="l00198"></a>00198         CActiveScheduler* scheduler = <span class="keyword">new</span> (ELeave) CActiveScheduler;
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<a name="l00199"></a>00199         CleanupStack::PushL(scheduler);
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<a name="l00200"></a>00200         CActiveScheduler::Install( scheduler );
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<a name="l00201"></a>00201 
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<a name="l00202"></a>00202         <a class="code" href="class_c_pdr_example.html">CPdrExample</a>* app = CPdrExample::NewL();
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<a name="l00203"></a>00203         CleanupStack::PushL(app);
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<a name="l00204"></a>00204         
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<a name="l00205"></a>00205         <span class="comment">// Load the printer driver</span>
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<a name="l00206"></a>00206         app-&gt;CreatePrinterDriverL();
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<a name="l00207"></a>00207         <span class="comment">// Display supported typefaces </span>
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<a name="l00208"></a>00208         app-&gt;DisplayTypefaces();
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<a name="l00209"></a>00209         <span class="comment">// Create a printer control for handling the print jobs</span>
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<a name="l00210"></a>00210         app-&gt;CreatePrinterControl();
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<a name="l00211"></a>00211         <span class="comment">// Process and terminate the print job</span>
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<a name="l00212"></a>00212         app-&gt;PrintPages();
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<a name="l00213"></a>00213         
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<a name="l00214"></a>00214         CleanupStack::PopAndDestroy(2,scheduler);
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<a name="l00215"></a>00215         }
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<a name="l00216"></a>00216 
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<a name="l00217"></a>00217 GLDEF_C TInt E32Main()
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<a name="l00218"></a>00218         {
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<a name="l00219"></a>00219     __UHEAP_MARK;
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<a name="l00220"></a>00220     CTrapCleanup* cleanup = CTrapCleanup::New();
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<a name="l00221"></a>00221     <span class="keywordflow">if</span>(cleanup == NULL)
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<a name="l00222"></a>00222         {
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<a name="l00223"></a>00223         <span class="keywordflow">return</span> KErrNoMemory;
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<a name="l00224"></a>00224         }
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<a name="l00225"></a>00225     TRAPD(err, MainL());
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<a name="l00226"></a>00226         <span class="keywordflow">if</span>(err != KErrNone)
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<a name="l00227"></a>00227                 {
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<a name="l00228"></a>00228                 User::Panic(_L(<span class="stringliteral">&quot;Failed to complete&quot;</span>),err);
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<a name="l00229"></a>00229                 }
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<a name="l00230"></a>00230 
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<a name="l00231"></a>00231     <span class="keyword">delete</span> cleanup;
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<a name="l00232"></a>00232     __UHEAP_MARKEND;
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<a name="l00233"></a>00233     <span class="keywordflow">return</span> KErrNone;
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<a name="l00234"></a>00234         }
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<a name="l00235"></a>00235 
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<a name="l00236"></a>00236 
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<a name="l00237"></a>00237 
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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>