Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/solution_2src_2_s60_client_serv_lab_container_8cpp_source.html
author Dominic Pinkman <dominic.pinkman@nokia.com>
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Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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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/ForumNokia/Symbian_OS_Basics_Lab_Exercises_v3_1/Lab_04308.cb1/solution/src/S60ClientServLabContainer.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/ForumNokia/Symbian_OS_Basics_Lab_Exercises_v3_1/Lab_04308.cb1/solution/src/S60ClientServLabContainer.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (c) 2006 Nokia Corporation.</span>
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<a name="l00002"></a>00002 
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<a name="l00003"></a>00003 <span class="comment">// INCLUDE FILES</span>
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<a name="l00004"></a>00004 <span class="preprocessor">#include &quot;S60ClientServLabContainer.h&quot;</span>
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<a name="l00005"></a>00005 
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<a name="l00006"></a>00006 <span class="preprocessor">#include &lt;eiklabel.h&gt;</span>  <span class="comment">// for example label control</span>
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<a name="l00007"></a>00007 <span class="preprocessor">#include &lt;f32file.h&gt;</span>   <span class="comment">// for file server usage</span>
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<a name="l00009"></a>00009 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KClientServerLabText, <span class="stringliteral">&quot;Client/Server Lab&quot;</span>);
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<a name="l00010"></a>00010 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KFileWriterText, <span class="stringliteral">&quot;File Writer&quot;</span>);
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<a name="l00011"></a>00011 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KOutputFileSizeText, <span class="stringliteral">&quot;Output file size:&quot;</span>);
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<a name="l00012"></a>00012 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KNumBytes, <span class="stringliteral">&quot;%d bytes&quot;</span>);
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<a name="l00013"></a>00013 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KDataFilePath, <span class="stringliteral">&quot;c:\\system\\apps\\S60ClientServLab\\S60ClientServLab.txt&quot;</span>);
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<a name="l00014"></a>00014 _LIT8(KDataEntry, <span class="stringliteral">&quot;A line of ASCII text\r\n&quot;</span>);
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<a name="l00015"></a>00015 <span class="comment">// ================= MEMBER FUNCTIONS =======================</span>
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<a name="l00016"></a>00016 
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<a name="l00017"></a>00017 <span class="comment">// ---------------------------------------------------------</span>
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<a name="l00018"></a>00018 <span class="comment">// CS60ClientServLabContainer::ConstructL(const TRect&amp; aRect)</span>
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<a name="l00019"></a>00019 <span class="comment">// EPOC two phased constructor</span>
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<a name="l00020"></a>00020 <span class="comment">// ---------------------------------------------------------</span>
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<a name="l00021"></a>00021 <span class="comment">//</span>
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<a name="l00022"></a><a class="code" href="class_c_s60_client_serv_lab_container.html#afd9d039c69a54796146d6ea729773362">00022</a> <span class="keywordtype">void</span> <a class="code" href="class_c_s60_client_serv_lab_container.html#afd9d039c69a54796146d6ea729773362">CS60ClientServLabContainer::ConstructL</a>(<span class="keyword">const</span> TRect&amp; aRect)
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<a name="l00023"></a>00023     {
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<a name="l00024"></a>00024     CreateWindowL();
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<a name="l00025"></a>00025 
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<a name="l00026"></a>00026     iTopLabel = <span class="keyword">new</span> (ELeave) CEikLabel;
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<a name="l00027"></a>00027     iTopLabel-&gt;SetContainerWindowL( *<span class="keyword">this</span> );
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<a name="l00028"></a>00028     iTopLabel-&gt;SetTextL(KClientServerLabText);
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<a name="l00029"></a>00029 
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<a name="l00030"></a>00030     iBottomLabel = <span class="keyword">new</span> (ELeave) CEikLabel;
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<a name="l00031"></a>00031     iBottomLabel-&gt;SetContainerWindowL( *<span class="keyword">this</span> );
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<a name="l00032"></a>00032     iBottomLabel-&gt;SetTextL(KFileWriterText);
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<a name="l00033"></a>00033 
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<a name="l00034"></a>00034     SetRect(aRect);
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<a name="l00035"></a>00035     ActivateL();
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<a name="l00036"></a>00036     }
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<a name="l00037"></a>00037 
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<a name="l00038"></a>00038 <span class="comment">// Destructor</span>
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<a name="l00039"></a><a class="code" href="class_c_s60_client_serv_lab_container.html#a32e57642a6465d62c5ca8822c4c49d36">00039</a> <a class="code" href="class_c_s60_client_serv_lab_container.html#a32e57642a6465d62c5ca8822c4c49d36">CS60ClientServLabContainer::~CS60ClientServLabContainer</a>()
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<a name="l00040"></a>00040     {
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<a name="l00041"></a>00041     <span class="keyword">delete</span> iTopLabel;
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<a name="l00042"></a>00042     <span class="keyword">delete</span> iBottomLabel;
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<a name="l00043"></a>00043     }
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<a name="l00044"></a>00044 
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<a name="l00045"></a>00045 <span class="comment">// ---------------------------------------------------------</span>
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<a name="l00046"></a>00046 <span class="comment">// CS60ClientServLabContainer::SizeChanged()</span>
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<a name="l00047"></a>00047 <span class="comment">// Called by framework when the view size is changed</span>
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<a name="l00048"></a>00048 <span class="comment">// ---------------------------------------------------------</span>
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<a name="l00049"></a>00049 <span class="comment">//</span>
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<a name="l00050"></a>00050 <span class="keywordtype">void</span> CS60ClientServLabContainer::SizeChanged()
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<a name="l00051"></a>00051     {
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<a name="l00052"></a>00052     iTopLabel-&gt;SetExtent( TPoint(0,0), TSize(Rect().Width(), Rect().Height()/2));
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<a name="l00053"></a>00053     iBottomLabel-&gt;SetExtent( TPoint(0,Rect().Height()/2), TSize(Rect().Width(),Rect().Height()/2));
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<a name="l00054"></a>00054     }
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<a name="l00055"></a>00055 
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<a name="l00056"></a>00056 <span class="comment">// ---------------------------------------------------------</span>
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<a name="l00057"></a>00057 <span class="comment">// CS60ClientServLabContainer::CountComponentControls() const</span>
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<a name="l00058"></a>00058 <span class="comment">// ---------------------------------------------------------</span>
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<a name="l00059"></a>00059 <span class="comment">//</span>
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<a name="l00060"></a>00060 TInt CS60ClientServLabContainer::CountComponentControls()<span class="keyword"> const</span>
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<a name="l00061"></a>00061 <span class="keyword">    </span>{
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<a name="l00062"></a>00062     <span class="keywordflow">return</span> 2; <span class="comment">// return nbr of controls inside this container</span>
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<a name="l00063"></a>00063     }
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<a name="l00064"></a>00064 
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<a name="l00065"></a>00065 <span class="comment">// ---------------------------------------------------------</span>
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<a name="l00066"></a>00066 <span class="comment">// CS60ClientServLabContainer::ComponentControl(TInt aIndex) const</span>
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<a name="l00067"></a>00067 <span class="comment">// ---------------------------------------------------------</span>
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<a name="l00068"></a>00068 <span class="comment">//</span>
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<a name="l00069"></a>00069 CCoeControl* CS60ClientServLabContainer::ComponentControl(TInt aIndex)<span class="keyword"> const</span>
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<a name="l00070"></a>00070 <span class="keyword">    </span>{
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<a name="l00071"></a>00071     <span class="keywordflow">switch</span> ( aIndex )
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<a name="l00072"></a>00072         {
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<a name="l00073"></a>00073         <span class="keywordflow">case</span> 0:
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<a name="l00074"></a>00074             <span class="keywordflow">return</span> iTopLabel;
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<a name="l00075"></a>00075         <span class="keywordflow">case</span> 1:
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<a name="l00076"></a>00076             <span class="keywordflow">return</span> iBottomLabel;
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<a name="l00077"></a>00077         <span class="keywordflow">default</span>:
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<a name="l00078"></a>00078             <span class="keywordflow">return</span> NULL;
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<a name="l00079"></a>00079         }
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<a name="l00080"></a>00080     }
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<a name="l00081"></a>00081 
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<a name="l00082"></a>00082 <span class="comment">// ---------------------------------------------------------</span>
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<a name="l00083"></a>00083 <span class="comment">// CS60ClientServLabContainer::Draw(const TRect&amp; aRect) const</span>
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<a name="l00084"></a>00084 <span class="comment">// ---------------------------------------------------------</span>
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<a name="l00085"></a>00085 <span class="comment">//</span>
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<a name="l00086"></a>00086 <span class="keywordtype">void</span> CS60ClientServLabContainer::Draw(<span class="keyword">const</span> TRect&amp; aRect)<span class="keyword"> const</span>
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<a name="l00087"></a>00087 <span class="keyword">    </span>{
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<a name="l00088"></a>00088     CWindowGc&amp; gc = SystemGc();
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<a name="l00089"></a>00089     gc.SetPenStyle(CGraphicsContext::ENullPen);
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<a name="l00090"></a>00090     gc.SetBrushColor(KRgbGray);
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<a name="l00091"></a>00091     gc.SetBrushStyle(CGraphicsContext::ESolidBrush);
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<a name="l00092"></a>00092     gc.DrawRect(aRect);
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<a name="l00093"></a>00093     }
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<a name="l00094"></a>00094 
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<a name="l00095"></a>00095 <span class="comment">// ---------------------------------------------------------</span>
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<a name="l00096"></a>00096 <span class="comment">// CS60ClientServLabContainer::HandleControlEventL(</span>
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<a name="l00097"></a>00097 <span class="comment">//     CCoeControl* aControl,TCoeEvent aEventType)</span>
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<a name="l00098"></a>00098 <span class="comment">// ---------------------------------------------------------</span>
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<a name="l00099"></a>00099 <span class="comment">//</span>
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<a name="l00100"></a>00100 <span class="keywordtype">void</span> CS60ClientServLabContainer::HandleControlEventL(
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<a name="l00101"></a>00101     CCoeControl* <span class="comment">/*aControl*/</span>,TCoeEvent <span class="comment">/*aEventType*/</span>)
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<a name="l00102"></a>00102     {
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<a name="l00103"></a>00103     }
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<a name="l00104"></a>00104     
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<a name="l00105"></a>00105 <span class="comment">// ---------------------------------------------------------</span>
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<a name="l00106"></a>00106 <span class="comment">// CS60ClientServLabContainer::WriteFileL()</span>
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<a name="l00107"></a>00107 <span class="comment">// ---------------------------------------------------------</span>
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<a name="l00108"></a>00108 <span class="comment">//</span>
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<a name="l00109"></a><a class="code" href="class_c_s60_client_serv_lab_container.html#a789dc2cfd5a825a11b66b8073fe97d91">00109</a> <span class="keywordtype">void</span> <a class="code" href="class_c_s60_client_serv_lab_container.html#a789dc2cfd5a825a11b66b8073fe97d91">CS60ClientServLabContainer::WriteFileL</a>()
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<a name="l00110"></a>00110     {
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<a name="l00111"></a>00111     RFs fs;
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<a name="l00112"></a>00112     User::LeaveIfError(fs.Connect());
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<a name="l00113"></a>00113     CleanupClosePushL(fs);
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<a name="l00114"></a>00114 
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<a name="l00115"></a>00115     TParsePtrC parse(KDataFilePath);
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<a name="l00116"></a>00116     TPtrC pathPtr = parse.DriveAndPath();
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<a name="l00117"></a>00117 
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<a name="l00118"></a>00118     User::LeaveIfError(fs.MkDirAll(pathPtr));
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<a name="l00119"></a>00119 
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<a name="l00120"></a>00120     RFile file;
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<a name="l00121"></a>00121     TInt ret = file.Open(fs, KDataFilePath, EFileWrite | EFileStreamText);
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<a name="l00122"></a>00122 
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<a name="l00123"></a>00123     <span class="keywordflow">switch</span>(ret)
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<a name="l00124"></a>00124         {         
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<a name="l00125"></a>00125                 <span class="keywordflow">case</span> KErrNotFound:
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<a name="l00126"></a>00126                         User::LeaveIfError(file.Create(fs, KDataFilePath, EFileWrite | EFileStreamText));
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<a name="l00127"></a>00127                         <span class="keywordflow">break</span>;
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<a name="l00128"></a>00128                         
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<a name="l00129"></a>00129                 <span class="keywordflow">case</span> KErrNone:
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<a name="l00130"></a>00130                         <span class="comment">// Do nothing</span>
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<a name="l00131"></a>00131                         <span class="keywordflow">break</span>;
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<a name="l00132"></a>00132                         
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<a name="l00133"></a>00133                 <span class="keywordflow">default</span>:
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<a name="l00134"></a>00134                         User::Leave(ret);
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<a name="l00135"></a>00135                         <span class="keywordflow">break</span>;
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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         CleanupClosePushL(file);
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<a name="l00139"></a>00139     
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<a name="l00140"></a>00140     TInt offset = 0;   
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<a name="l00141"></a>00141         User::LeaveIfError(file.Seek(ESeekEnd, offset));
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<a name="l00142"></a>00142         User::LeaveIfError(file.Write(KDataEntry));
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<a name="l00143"></a>00143         
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<a name="l00144"></a>00144     TInt fileSize;
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<a name="l00145"></a>00145     file.Size(fileSize);
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<a name="l00146"></a>00146         
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<a name="l00147"></a>00147         CleanupStack::PopAndDestroy(2);
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<a name="l00148"></a>00148         
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<a name="l00149"></a>00149     TBuf&lt;20&gt; numBytes;
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<a name="l00150"></a>00150     numBytes.Format(KNumBytes, fileSize);
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<a name="l00151"></a>00151 
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<a name="l00152"></a>00152     iTopLabel-&gt;SetTextL(KOutputFileSizeText);
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<a name="l00153"></a>00153     iBottomLabel-&gt;SetTextL(numBytes);
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<a name="l00154"></a>00154     }
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<a name="l00155"></a>00155 <span class="comment">// End of File  </span>
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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>