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Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_file_forwarder_8cpp_source.html
changeset 6 43e37759235e 
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_file_forwarder_8cpp_source.html	Tue Mar 30 16:16:55 2010 +0100
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+<title>TB9.2 Example Applications: examples/ForumNokia/DescriptorExample/src/FileForwarder.cpp Source File</title>
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+<h1>examples/ForumNokia/DescriptorExample/src/FileForwarder.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
+<a name="l00002"></a>00002 <span class="comment"> * Copyright © 2008 Nokia Corporation.</span>
+<a name="l00003"></a>00003 <span class="comment"> */</span>
+<a name="l00004"></a>00004 
+<a name="l00005"></a>00005 <span class="preprocessor">#include &lt;e32base.h&gt;</span>
+<a name="l00006"></a>00006 <span class="preprocessor">#include &lt;e32cons.h&gt;</span>
+<a name="l00007"></a>00007 <span class="preprocessor">#include &lt;e32std.h&gt;</span>
+<a name="l00008"></a>00008 <span class="preprocessor">#include &lt;f32file.h&gt;</span>
+<a name="l00009"></a>00009 <span class="preprocessor">#include &quot;DescriptorExamples.h&quot;</span>
+<a name="l00010"></a>00010 
+<a name="l00011"></a>00011 <span class="comment">// -----------------------------------------------------------------------------</span>
+<a name="l00012"></a>00012 <span class="comment">// @see documentation from the header file &quot;DescriptorExamples.h&quot;.</span>
+<a name="l00013"></a>00013 <span class="comment">// -----------------------------------------------------------------------------</span>
+<a name="l00014"></a><a class="code" href="class_c_file_forwarder.html#a8ba86f9e2f054d9c44114276428cfe98">00014</a> <span class="keywordtype">void</span> <a class="code" href="class_c_file_forwarder.html#a8ba86f9e2f054d9c44114276428cfe98">CFileForwarder::ConstructL</a>(<span class="keyword">const</span> TDesC &amp;logFileName)
+<a name="l00015"></a>00015     {
+<a name="l00016"></a>00016     iBuf = HBufC::NewL( 4096 );
+<a name="l00017"></a>00017 
+<a name="l00018"></a>00018     <span class="keywordtype">int</span> pos = logFileName.LocateReverse( <span class="charliteral">&#39;\\&#39;</span> );
+<a name="l00019"></a>00019     TPtrC dirName = logFileName.Left( pos+1 );
+<a name="l00020"></a>00020 
+<a name="l00021"></a>00021     User::LeaveIfError(iFsSession.Connect()); <span class="comment">// connect session</span>
+<a name="l00022"></a>00022     iFsSession.MkDirAll(dirName);
+<a name="l00023"></a>00023 
+<a name="l00024"></a>00024     <span class="keywordflow">if</span>( iFile.Open(iFsSession,logFileName,EFileWrite|EFileStreamText)
+<a name="l00025"></a>00025          == KErrNone )
+<a name="l00026"></a>00026         {
+<a name="l00027"></a>00027         <span class="comment">// go to the end of the file</span>
+<a name="l00028"></a>00028         TInt tmp = 0;
+<a name="l00029"></a>00029         iFile.Seek(ESeekEnd, tmp);
+<a name="l00030"></a>00030         } <span class="keywordflow">else</span>
+<a name="l00031"></a>00031         {
+<a name="l00032"></a>00032         <span class="comment">// file doesn&#39;t exist, create a new</span>
+<a name="l00033"></a>00033         User::LeaveIfError(iFile.Replace(iFsSession,logFileName,
+<a name="l00034"></a>00034                                          EFileWrite|EFileStreamText));
+<a name="l00035"></a>00035         }
+<a name="l00036"></a>00036     }
+<a name="l00037"></a>00037 
+<a name="l00038"></a>00038 <span class="comment">// -----------------------------------------------------------------------------</span>
+<a name="l00039"></a>00039 <span class="comment">// @see documentation from the header file &quot;DescriptorExamples.h&quot;.</span>
+<a name="l00040"></a>00040 <span class="comment">// -----------------------------------------------------------------------------</span>
+<a name="l00041"></a><a class="code" href="class_c_file_forwarder.html#a6e4641a03eaf706f957e7ed7014bcec3">00041</a> TPtr <a class="code" href="class_c_file_forwarder.html#a6e4641a03eaf706f957e7ed7014bcec3">CFileForwarder::GetViewBuffer</a>()
+<a name="l00042"></a>00042     {
+<a name="l00043"></a>00043     <span class="keywordflow">return</span> iBuf-&gt;Des();
+<a name="l00044"></a>00044     }
+<a name="l00045"></a>00045 
+<a name="l00046"></a>00046 <span class="comment">// -----------------------------------------------------------------------------</span>
+<a name="l00047"></a>00047 <span class="comment">// @see documentation from the header file &quot;DescriptorExamples.h&quot;.</span>
+<a name="l00048"></a>00048 <span class="comment">// -----------------------------------------------------------------------------</span>
+<a name="l00049"></a><a class="code" href="class_c_file_forwarder.html#abcff5e4b92b098ffd0474ce712493d49">00049</a> <span class="keywordtype">void</span> <a class="code" href="class_c_file_forwarder.html#abcff5e4b92b098ffd0474ce712493d49">CFileForwarder::UpdateView</a>()
+<a name="l00050"></a>00050     {
+<a name="l00051"></a>00051     TPtrC8 representation((TUint8*)iBuf-&gt;Ptr(), iBuf-&gt;Size());
+<a name="l00052"></a>00052     iFile.Write(representation);
+<a name="l00053"></a>00053     iFile.Flush();
+<a name="l00054"></a>00054 
+<a name="l00055"></a>00055     iBuf-&gt;Des().SetLength( 0 );
+<a name="l00056"></a>00056     }
+<a name="l00057"></a>00057 
+<a name="l00058"></a>00058 <span class="comment">// -----------------------------------------------------------------------------</span>
+<a name="l00059"></a>00059 <span class="comment">// @see documentation from the header file &quot;DescriptorExamples.h&quot;.</span>
+<a name="l00060"></a>00060 <span class="comment">// -----------------------------------------------------------------------------</span>
+<a name="l00061"></a>00061 CFileForwarder::~CFileForwarder()
+<a name="l00062"></a>00062     {
+<a name="l00063"></a>00063     iFile.Close();
+<a name="l00064"></a>00064     iFsSession.Close();
+<a name="l00065"></a>00065     <span class="keyword">delete</span> iBuf;
+<a name="l00066"></a>00066     }
+</pre></div></div>
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+<a href="http://www.doxygen.org/index.html">
+<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.2 </small></address>
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+</html>
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