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Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_store_map_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/SysLibs/Streams/StoreMap/StoreMap.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/SysLibs/Streams/StoreMap/StoreMap.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (c) 2000-2009 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">// Example to demonstrate the streaming of a compound object to</span>
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<a name="l00015"></a>00015 <span class="comment">// multiple streams with deferred loading.</span>
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<a name="l00016"></a>00016 <span class="comment">// Also illustrates the use of a store map (CStoreMap) </span>
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<a name="l00017"></a>00017 <span class="comment">//</span>
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<a name="l00018"></a>00018
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<a name="l00019"></a>00019 <span class="preprocessor">#include &quot;CommonStreamStore.h&quot;</span>
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<a name="l00020"></a>00020 <span class="preprocessor">#include &lt;s32file.h&gt;</span>
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<a name="l00021"></a>00021
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<a name="l00022"></a>00022 <span class="comment">//</span>
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<a name="l00023"></a>00023 <span class="comment">// Format types and the newline character</span>
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<a name="l00024"></a>00024 <span class="comment">//</span>
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<a name="l00025"></a>00025
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<a name="l00026"></a>00026 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtNewLine,<span class="stringliteral">&quot;\n&quot;</span>);
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<a name="l00027"></a>00027 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KFormatType1,<span class="stringliteral">&quot;\n%d&quot;</span>);
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<a name="l00028"></a>00028 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KFormatType2,<span class="stringliteral">&quot;\n%S&quot;</span>);
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<a name="l00029"></a>00029 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KFormatType3,<span class="stringliteral">&quot;\n%u&quot;</span>);
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<a name="l00030"></a>00030 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KFormatType4,<span class="stringliteral">&quot;\n%f&quot;</span>);
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<a name="l00031"></a>00031
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<a name="l00032"></a>00032                                 <span class="comment">// Constructs a CCompound object and externalizes</span>
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<a name="l00033"></a>00033                                 <span class="comment">// it and its components to separate streams.</span>
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<a name="l00034"></a>00034 <span class="keyword">static</span> <span class="keywordtype">void</span> doMakeAndExternalizeL(<span class="keyword">const</span> TDesC&amp; aName);
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<a name="l00035"></a>00035
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<a name="l00036"></a>00036                                 <span class="comment">// Demonstrates deferred loading of</span>
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<a name="l00037"></a>00037                                 <span class="comment">// component objects.</span>
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<a name="l00038"></a>00038 <span class="keyword">static</span> <span class="keywordtype">void</span> doDeferredLoadingL(<span class="keyword">const</span> TDesC&amp; aName);
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<a name="l00039"></a>00039
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<a name="l00040"></a>00040                                 <span class="comment">// Shows the content of the compound object </span>
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<a name="l00041"></a>00041 <span class="keyword">class </span>CCompound;
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<a name="l00042"></a>00042 <span class="keyword">static</span> <span class="keywordtype">void</span> doShowAll(<span class="keyword">const</span> TDesC&amp; aHeading,<span class="keyword">const</span> CCompound&amp; aCompound);
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<a name="l00043"></a>00043
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<a name="l00044"></a>00044                                 <span class="comment">// Shows the content of the CLassA component</span>
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<a name="l00045"></a>00045                                 <span class="comment">// of the compound object.</span>
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<a name="l00046"></a>00046 <span class="keyword">class </span><a class="code" href="class_c_class_a.html">CClassA</a>;
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<a name="l00047"></a>00047 <span class="keyword">static</span> <span class="keywordtype">void</span> doShowComponent(<span class="keyword">const</span> TDesC&amp; aHeading,<span class="keyword">const</span> <a class="code" href="class_c_class_a.html">CClassA</a>&amp; aComponent);
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<a name="l00048"></a>00048
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<a name="l00049"></a>00049                                 <span class="comment">// Shows the content of the CLassB component</span>
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<a name="l00050"></a>00050                                 <span class="comment">// of the compound object.</span>
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<a name="l00051"></a>00051 <span class="keyword">class </span>CClassB;
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<a name="l00052"></a>00052 <span class="keyword">static</span> <span class="keywordtype">void</span> doShowComponent(<span class="keyword">const</span> TDesC&amp; aHeading,<span class="keyword">const</span> CClassB&amp; aComponent);
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<a name="l00053"></a>00053
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<a name="l00054"></a>00054                                 <span class="comment">// Shows the content of the CLassB component</span>
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<a name="l00055"></a>00055                                 <span class="comment">// of the compound object.</span>
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<a name="l00056"></a>00056 <span class="keyword">class </span>CClassC;
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<a name="l00057"></a>00057 <span class="keyword">static</span> <span class="keywordtype">void</span> doShowComponent(<span class="keyword">const</span> TDesC&amp; aHeading,<span class="keyword">const</span> CClassC&amp; aComponent);
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<a name="l00058"></a>00058
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<a name="l00059"></a>00059                                 <span class="comment">// Defintion of classes used by the example</span>
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<a name="l00060"></a>00060 <span class="keyword">class </span><a class="code" href="class_c_class_a.html">CClassA</a>
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<a name="l00061"></a>00061         {
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<a name="l00062"></a>00062 <span class="keyword">public</span> :
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<a name="l00063"></a>00063         <span class="keywordtype">void</span>            ExternalizeL(RWriteStream&amp; aStream) <span class="keyword">const</span>;
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<a name="l00064"></a>00064         <span class="keywordtype">void</span>            InternalizeL(RReadStream&amp; aStream);
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<a name="l00065"></a>00065         TStreamId       StoreL(CStreamStore&amp; aStore) <span class="keyword">const</span>;
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<a name="l00066"></a>00066         <span class="keywordtype">void</span>            RestoreL(CStreamStore&amp; aStore, TStreamId anId);
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<a name="l00067"></a>00067 <span class="keyword">public</span> :
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<a name="l00068"></a>00068         TBuf&lt;32&gt;        iBufferA;
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<a name="l00069"></a>00069         TInt            iXA;
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<a name="l00070"></a>00070         TUint           iYA;
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<a name="l00071"></a>00071         };
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<a name="l00072"></a>00072
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<a name="l00073"></a>00073
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<a name="l00074"></a>00074 <span class="keyword">class </span>CClassB
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<a name="l00075"></a>00075         {
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<a name="l00076"></a>00076 <span class="keyword">public</span> :
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<a name="l00077"></a>00077         <span class="keywordtype">void</span>            ExternalizeL(RWriteStream&amp; aStream) <span class="keyword">const</span>;
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<a name="l00078"></a>00078         <span class="keywordtype">void</span>            InternalizeL(RReadStream&amp; aStream);
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<a name="l00079"></a>00079         TStreamId       StoreL(CStreamStore&amp; aStore) <span class="keyword">const</span>;
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<a name="l00080"></a>00080         <span class="keywordtype">void</span>            RestoreL(CStreamStore&amp; aStore, TStreamId anId);
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<a name="l00081"></a>00081 <span class="keyword">public</span> :
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<a name="l00082"></a>00082         TBuf&lt;32&gt;        iBufferB;
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<a name="l00083"></a>00083         };
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<a name="l00084"></a>00084
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<a name="l00085"></a>00085
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<a name="l00086"></a>00086 <span class="keyword">class </span>CClassC
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    97
 
<a name="l00087"></a>00087         {
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    98
 
<a name="l00088"></a>00088 <span class="keyword">public</span> :
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    99
 
<a name="l00089"></a>00089         <span class="keywordtype">void</span>            ExternalizeL(RWriteStream&amp; aStream) <span class="keyword">const</span>;
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   100
 
<a name="l00090"></a>00090         <span class="keywordtype">void</span>            InternalizeL(RReadStream&amp; aStream);
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   101
 
<a name="l00091"></a>00091         TStreamId       StoreL(CStreamStore&amp; aStore) <span class="keyword">const</span>;
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   102
 
<a name="l00092"></a>00092         <span class="keywordtype">void</span>            RestoreL(CStreamStore&amp; aStore, TStreamId anId);
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   103
 
<a name="l00093"></a>00093 <span class="keyword">public</span> :
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   104
 
<a name="l00094"></a>00094         TReal           iZC;
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   105
 
<a name="l00095"></a>00095         };
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   106
 
<a name="l00096"></a>00096
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diff changeset 
   107
 
<a name="l00097"></a>00097
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   108
 
<a name="l00098"></a>00098 <span class="keyword">class </span>CCompound : <span class="keyword">public</span> CBase
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   109
 
<a name="l00099"></a>00099         {
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   110
 
<a name="l00100"></a>00100 <span class="keyword">public</span> :
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   111
 
<a name="l00101"></a>00101         <span class="keyword">static</span>          CCompound* NewLC(CStreamStore&amp; aStore);
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   112
 
<a name="l00102"></a>00102         <span class="keyword">static</span>          CCompound* NewLC(CStreamStore&amp; aStore,TStreamId anId);
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   113
 
<a name="l00103"></a>00103 <span class="keyword">public</span> :
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   114
 
<a name="l00104"></a>00104         CCompound(CStreamStore&amp; aStore);
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   115
 
<a name="l00105"></a>00105         CCompound(CStreamStore&amp; aStore,TStreamId anId);
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   116
 
<a name="l00106"></a>00106         ~CCompound();
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   117
 
<a name="l00107"></a>00107         <span class="keywordtype">void</span>            InternalizeL(RReadStream&amp; aStream);
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   118
 
<a name="l00108"></a>00108         <span class="keywordtype">void</span>            ExternalizeL(RWriteStream&amp; aStream) <span class="keyword">const</span>;
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   119
 
<a name="l00109"></a>00109         TStreamId       StoreL() <span class="keyword">const</span>;
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   120
 
<a name="l00110"></a>00110         <span class="keywordtype">void</span>            RestoreL();
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   121
 
<a name="l00111"></a>00111         <span class="keywordtype">void</span>            StoreComponentsL(CStoreMap&amp; aMap) <span class="keyword">const</span>;
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   122
 
<a name="l00112"></a>00112         <span class="keywordtype">void</span>            DisplayAL(<span class="keyword">const</span> TDesC&amp; aCommentary);
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   123
 
<a name="l00113"></a>00113 <span class="keyword">private</span>:
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   124
 
<a name="l00114"></a>00114     <span class="keywordtype">void</span>                ConstructL();
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   125
 
<a name="l00115"></a>00115 <span class="keyword">public</span> :
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   126
 
<a name="l00116"></a>00116         TSwizzle&lt;CClassA&gt; iA;
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   127
 
<a name="l00117"></a>00117         TSwizzle&lt;CClassB&gt; iB;
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   128
 
<a name="l00118"></a>00118         TSwizzle&lt;CClassC&gt; iC;
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   129
 
<a name="l00119"></a>00119         CStreamStore&amp;     iStore; <span class="comment">// Store to/Restore from this store</span>
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   130
 
<a name="l00120"></a>00120         TStreamId         iId;    <span class="comment">// Restore from/replace this stream</span>
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   131
 
<a name="l00121"></a>00121         };
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   132
 
<a name="l00122"></a>00122
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   133
 
<a name="l00123"></a>00123
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   134
 
<a name="l00124"></a>00124 <span class="comment">// The file name, extension and path for the file store</span>
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   135
 
<a name="l00125"></a>00125 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KFullNameOfFileStore,<span class="stringliteral">&quot;\\epoc32ex\\data\\StoreMapUse.dat&quot;</span>);
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   136
 
<a name="l00126"></a>00126
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   137
 
<a name="l00127"></a>00127         <span class="comment">// Do the example</span>
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   138
 
<a name="l00128"></a>00128 <span class="keyword">static</span> <span class="keywordtype">void</span> doExampleL()
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   139
 
<a name="l00129"></a>00129     {
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   140
 
<a name="l00130"></a>00130                                     <span class="comment">// make sure directory exists</span>
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   141
 
<a name="l00131"></a>00131         fsSession.MkDirAll(KFullNameOfFileStore);
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   142
 
<a name="l00132"></a>00132                                 <span class="comment">// Construct a CCompound object and externalize</span>
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   143
 
<a name="l00133"></a>00133                                 <span class="comment">// it and its components to separate streams.</span>
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   144
 
<a name="l00134"></a>00134         doMakeAndExternalizeL(KFullNameOfFileStore);
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   145
 
<a name="l00135"></a>00135
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   146
 
<a name="l00136"></a>00136                                 <span class="comment">// Demonstrate deferred loading of component objects</span>
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   147
 
<a name="l00137"></a>00137         doDeferredLoadingL(KFullNameOfFileStore);
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   148
 
<a name="l00138"></a>00138         }
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   149
 
<a name="l00139"></a>00139
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   150
 
<a name="l00140"></a>00140 <span class="keyword">static</span> <span class="keywordtype">void</span> doMakeAndExternalizeL(<span class="keyword">const</span> TDesC&amp; aName)
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   151
 
<a name="l00141"></a>00141         {
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   152
 
<a name="l00142"></a>00142         TParse  filestorename;
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   153
 
<a name="l00143"></a>00143         fsSession.Parse(aName,filestorename);
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   154
 
<a name="l00144"></a>00144                                 <span class="comment">// construct file store object - the file to contain the</span>
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   155
 
<a name="l00145"></a>00145                                 <span class="comment">// the store replaces any existing file of the same name.</span>
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   156
 
<a name="l00146"></a>00146         CFileStore* store = CPermanentFileStore::ReplaceLC(fsSession,filestorename.FullName(),EFileWrite);
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   157
 
<a name="l00147"></a>00147
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   158
 
<a name="l00148"></a>00148                                 <span class="comment">// Must say what kind of file store</span>
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   159
 
<a name="l00149"></a>00149     store-&gt;SetTypeL(KPermanentFileStoreLayoutUid);
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diff changeset 
   160
 
<a name="l00150"></a>00150
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   161
 
<a name="l00151"></a>00151                                         <span class="comment">// Construct an object of type CCompound ... </span>
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   162
 
<a name="l00152"></a>00152         CCompound* thecompound = CCompound::NewLC(*store);
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diff changeset 
   163
 
<a name="l00153"></a>00153
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   164
 
<a name="l00154"></a>00154                                 <span class="comment">// ... and put some data into it.</span>
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   165
 
<a name="l00155"></a>00155                                 <span class="comment">// Note that &quot;iA-&gt;&quot; achieves the same</span>
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   166
 
<a name="l00156"></a>00156                                 <span class="comment">// as &quot;iA-&gt;AsPtr()-&gt;&quot;</span>
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   167
 
<a name="l00157"></a>00157         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtClassAText,<span class="stringliteral">&quot;CClassA text&quot;</span>);
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diff changeset 
   168
 
<a name="l00158"></a>00158         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtClassBText,<span class="stringliteral">&quot;CClassB text&quot;</span>);
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   169
 
<a name="l00159"></a>00159         thecompound-&gt;iA.AsPtr()-&gt;iBufferA = KTxtClassAText;
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   170
 
<a name="l00160"></a>00160         thecompound-&gt;iA.AsPtr()-&gt;iXA      = -1;
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   171
 
<a name="l00161"></a>00161         thecompound-&gt;iA-&gt;iYA              = 2; <span class="comment">// see note above</span>
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   172
 
<a name="l00162"></a>00162         thecompound-&gt;iB.AsPtr()-&gt;iBufferB = KTxtClassBText;
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   173
 
<a name="l00163"></a>00163         thecompound-&gt;iC.AsPtr()-&gt;iZC      = 3.456;
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   174
 
<a name="l00164"></a>00164
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   175
 
<a name="l00165"></a>00165                                 <span class="comment">// Show contents of the CCompound object (and its</span>
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   176
 
<a name="l00166"></a>00166                                 <span class="comment">// components).</span>
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   177
 
<a name="l00167"></a>00167         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtInitialContent,<span class="stringliteral">&quot;... Initial content of CCompound&quot;</span>);
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   178
 
<a name="l00168"></a>00168         doShowAll(KTxtInitialContent,*thecompound);
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   179
 
<a name="l00169"></a>00169
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   180
 
<a name="l00170"></a>00170                                 <span class="comment">// stores all components as separate streams and</span>
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   181
 
<a name="l00171"></a>00171                                 <span class="comment">// then streams the store map</span>
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   182
 
<a name="l00172"></a>00172         TStreamId <span class="keywordtype">id</span> = thecompound-&gt;StoreL();
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   183
 
<a name="l00173"></a>00173
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   184
 
<a name="l00174"></a>00174                                 <span class="comment">// Set the stream id as the root</span>
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   185
 
<a name="l00175"></a>00175         store-&gt;SetRootL(<span class="keywordtype">id</span>);
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diff changeset 
   186
 
<a name="l00176"></a>00176
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   187
 
<a name="l00177"></a>00177                                 <span class="comment">// Commit changes to the store</span>
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   188
 
<a name="l00178"></a>00178         store-&gt;CommitL();
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   189
 
<a name="l00179"></a>00179
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   190
 
<a name="l00180"></a>00180                                 <span class="comment">// Destroy:</span>
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   191
 
<a name="l00181"></a>00181                                 <span class="comment">// 1. the CCompound object</span>
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   192
 
<a name="l00182"></a>00182                                 <span class="comment">// 2. the store object (this also closes </span>
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   193
 
<a name="l00183"></a>00183                                 <span class="comment">//    the file containing the store)</span>
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   194
 
<a name="l00184"></a>00184                                 <span class="comment">// Remove both from the cleanup stack</span>
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   195
 
<a name="l00185"></a>00185         CleanupStack::PopAndDestroy(2);
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   196
 
<a name="l00186"></a>00186         }
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   197
 
<a name="l00187"></a>00187
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<a name="l00188"></a>00188 <span class="keyword">static</span> <span class="keywordtype">void</span> doDeferredLoadingL(<span class="keyword">const</span> TDesC&amp; aName)
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<a name="l00189"></a>00189         {
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<a name="l00190"></a>00190         TParse  filestorename;
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<a name="l00191"></a>00191         fsSession.Parse(aName,filestorename);
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<a name="l00192"></a>00192                                 <span class="comment">// construct file store object - specifying the file</span>
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<a name="l00193"></a>00193                                 <span class="comment">// containing the store.</span>
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<a name="l00194"></a>00194         CFileStore* store = CPermanentFileStore::OpenLC(fsSession,filestorename.FullName(),EFileRead);
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<a name="l00195"></a>00195
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<a name="l00196"></a>00196                                 <span class="comment">// Construct an object of type CCompound.</span>
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<a name="l00197"></a>00197                                 <span class="comment">// The loading of its components is deferred </span>
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<a name="l00198"></a>00198                                 <span class="comment">// until needed.</span>
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<a name="l00199"></a>00199         CCompound* thecompound = CCompound::NewLC(*store,store-&gt;Root());
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<a name="l00200"></a>00200
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<a name="l00201"></a>00201                                 <span class="comment">// Display component A.</span>
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<a name="l00202"></a>00202                                 <span class="comment">// The component is loaded in from the </span>
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<a name="l00203"></a>00203                                 <span class="comment">// stream if not already loaded.</span>
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<a name="l00204"></a>00204         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtFirstDisplay,<span class="stringliteral">&quot; (first display)&quot;</span>);
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<a name="l00205"></a>00205         thecompound-&gt;DisplayAL(KTxtFirstDisplay);
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<a name="l00206"></a>00206
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<a name="l00207"></a>00207                                 <span class="comment">// Re-Display component A</span>
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<a name="l00208"></a>00208                                 <span class="comment">// The component should now be in memory.</span>
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<a name="l00209"></a>00209         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtSecondDisplay,<span class="stringliteral">&quot; (second display)&quot;</span>);
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<a name="l00210"></a>00210         thecompound-&gt;DisplayAL(KTxtSecondDisplay);
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<a name="l00211"></a>00211
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<a name="l00212"></a>00212         console-&gt;Printf(KTxtNewLine);
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<a name="l00213"></a>00213
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<a name="l00214"></a>00214                                 <span class="comment">// Destroy:</span>
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<a name="l00215"></a>00215                                 <span class="comment">// 1. the CCompound object</span>
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<a name="l00216"></a>00216                                 <span class="comment">// 2. the store object (this also closes </span>
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<a name="l00217"></a>00217                                 <span class="comment">//    the file containing the store)</span>
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<a name="l00218"></a>00218                                 <span class="comment">// Remove both from the cleanup stack</span>
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<a name="l00219"></a>00219         CleanupStack::PopAndDestroy(2);
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<a name="l00220"></a>00220         }
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<a name="l00221"></a>00221
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<a name="l00222"></a>00222 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtComponentA,<span class="stringliteral">&quot;... Component A&quot;</span>);
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<a name="l00223"></a>00223 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtComponentB,<span class="stringliteral">&quot;... Component B&quot;</span>);
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<a name="l00224"></a>00224 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtComponentC,<span class="stringliteral">&quot;... Component C&quot;</span>);
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<a name="l00225"></a>00225 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtPressKey,<span class="stringliteral">&quot;\n (press any key to continue)&quot;</span>);
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   236
 
<a name="l00226"></a>00226
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<a name="l00227"></a>00227 <span class="keyword">static</span> <span class="keywordtype">void</span> doShowAll(<span class="keyword">const</span> TDesC&amp; aHeading,<span class="keyword">const</span> CCompound&amp; aCompound)
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<a name="l00228"></a>00228         {
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<a name="l00229"></a>00229         console-&gt;Printf(KTxtNewLine);
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<a name="l00230"></a>00230         console-&gt;Printf(aHeading);
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<a name="l00231"></a>00231         <span class="keywordflow">if</span> (aCompound.iA.IsPtr())
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<a name="l00232"></a>00232                 doShowComponent(KTxtComponentA,*aCompound.iA.AsPtr());
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<a name="l00233"></a>00233         <span class="keywordflow">if</span> (aCompound.iB.IsPtr())
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<a name="l00234"></a>00234                 doShowComponent(KTxtComponentB,*aCompound.iB.AsPtr());
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<a name="l00235"></a>00235         <span class="keywordflow">if</span> (aCompound.iB.IsPtr())
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<a name="l00236"></a>00236                 doShowComponent(KTxtComponentC,*aCompound.iC.AsPtr());
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<a name="l00237"></a>00237         console-&gt;Printf(KTxtPressKey);
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<a name="l00238"></a>00238         console-&gt;Getch();
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<a name="l00239"></a>00239         }
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   250
 
<a name="l00240"></a>00240
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   251
 
<a name="l00241"></a>00241 <span class="keyword">static</span> <span class="keywordtype">void</span> doShowComponent(<span class="keyword">const</span> TDesC&amp; aHeading,<span class="keyword">const</span> <a class="code" href="class_c_class_a.html">CClassA</a>&amp; aComponent)
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<a name="l00242"></a>00242         {
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   253
 
<a name="l00243"></a>00243         console-&gt;Printf(KTxtNewLine);
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   254
 
<a name="l00244"></a>00244         console-&gt;Printf(aHeading);
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   255
 
<a name="l00245"></a>00245         console-&gt;Printf(KFormatType2,&amp;aComponent.iBufferA);
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<a name="l00246"></a>00246         console-&gt;Printf(KFormatType1,aComponent.iXA);
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<a name="l00247"></a>00247         console-&gt;Printf(KFormatType3,aComponent.iYA);
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<a name="l00248"></a>00248         }
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<a name="l00249"></a>00249
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<a name="l00250"></a>00250 <span class="keyword">static</span> <span class="keywordtype">void</span> doShowComponent(<span class="keyword">const</span> TDesC&amp; aHeading,<span class="keyword">const</span> CClassB&amp; aComponent)
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<a name="l00251"></a>00251         {
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   262
 
<a name="l00252"></a>00252         console-&gt;Printf(KTxtNewLine);
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   263
 
<a name="l00253"></a>00253         console-&gt;Printf(aHeading);
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   264
 
<a name="l00254"></a>00254         console-&gt;Printf(KFormatType2,&amp;aComponent.iBufferB);
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<a name="l00255"></a>00255         }
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<a name="l00256"></a>00256
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   267
 
<a name="l00257"></a>00257 <span class="keyword">static</span> <span class="keywordtype">void</span> doShowComponent(<span class="keyword">const</span> TDesC&amp; aHeading,<span class="keyword">const</span> CClassC&amp; aComponent)
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<a name="l00258"></a>00258         {
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<a name="l00259"></a>00259         console-&gt;Printf(KTxtNewLine);
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   270
 
<a name="l00260"></a>00260         console-&gt;Printf(aHeading);
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   271
 
<a name="l00261"></a>00261         console-&gt;Printf(KFormatType4,aComponent.iZC);
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<a name="l00262"></a>00262         }
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<a name="l00263"></a>00263
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<a name="l00264"></a>00264 <span class="comment">//***************************************************************</span>
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<a name="l00265"></a>00265 <span class="comment">//***************************************************************</span>
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<a name="l00266"></a>00266 CCompound::CCompound(CStreamStore&amp; aStore)
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<a name="l00267"></a>00267         : iStore(aStore)
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<a name="l00268"></a>00268         {}
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<a name="l00269"></a>00269
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<a name="l00270"></a>00270 CCompound::CCompound(CStreamStore&amp; aStore,TStreamId anId)
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<a name="l00271"></a>00271         : iStore(aStore), iId(anId)
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<a name="l00272"></a>00272         {}
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<a name="l00273"></a>00273
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<a name="l00274"></a>00274
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<a name="l00275"></a>00275                                 <span class="comment">// Construct a plain CCompound object and</span>
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<a name="l00276"></a>00276                                 <span class="comment">// place on the cleanup stack.</span>
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<a name="l00277"></a>00277 CCompound* CCompound::NewLC(CStreamStore&amp; aStore)
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<a name="l00278"></a>00278         {
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<a name="l00279"></a>00279         CCompound* <span class="keyword">self</span>=<span class="keyword">new</span> (ELeave) CCompound(aStore);
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<a name="l00280"></a>00280         CleanupStack::PushL(<span class="keyword">self</span>);
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<a name="l00281"></a>00281         <span class="keyword">self</span>-&gt;ConstructL();
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<a name="l00282"></a>00282         <span class="keywordflow">return</span> <span class="keyword">self</span>;
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<a name="l00283"></a>00283         }
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<a name="l00284"></a>00284
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<a name="l00285"></a>00285
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<a name="l00286"></a>00286                                 <span class="comment">// Construct a CCompound object. The</span>
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<a name="l00287"></a>00287                                 <span class="comment">// components are restored when needed; however</span>
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<a name="l00288"></a>00288                                 <span class="comment">// the streamids of the component streams</span>
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   299
 
<a name="l00289"></a>00289                                 <span class="comment">// ARE restored.</span>
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   300
 
<a name="l00290"></a>00290 CCompound* CCompound::NewLC(CStreamStore&amp; aStore,TStreamId anId)
43e37759235e Week 12 contribution of example code"
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   301
 
<a name="l00291"></a>00291         {
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   302
 
<a name="l00292"></a>00292         CCompound* <span class="keyword">self</span>=<span class="keyword">new</span> (ELeave) CCompound(aStore,anId);
43e37759235e Week 12 contribution of example code"
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   303
 
<a name="l00293"></a>00293         CleanupStack::PushL(<span class="keyword">self</span>);
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   304
 
<a name="l00294"></a>00294         <span class="keyword">self</span>-&gt;RestoreL();
43e37759235e Week 12 contribution of example code"
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diff changeset 
   305
 
<a name="l00295"></a>00295         <span class="keywordflow">return</span> <span class="keyword">self</span>;
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diff changeset 
   306
 
<a name="l00296"></a>00296         }
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diff changeset 
   307
 
<a name="l00297"></a>00297
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   308
 
<a name="l00298"></a>00298                                 <span class="comment">// Complete the construction of the </span>
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   309
 
<a name="l00299"></a>00299                                 <span class="comment">// plain CCompound object. Makes implicit </span>
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   310
 
<a name="l00300"></a>00300                                 <span class="comment">// use of  TSwizzle operators.</span>
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   311
 
<a name="l00301"></a>00301 <span class="keywordtype">void</span> CCompound::ConstructL()
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diff changeset 
   312
 
<a name="l00302"></a>00302         {
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diff changeset 
   313
 
<a name="l00303"></a>00303         iA = <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_class_a.html">CClassA</a>;
43e37759235e Week 12 contribution of example code"
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   314
 
<a name="l00304"></a>00304         iB = <span class="keyword">new</span> (ELeave) CClassB;
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diff changeset 
   315
 
<a name="l00305"></a>00305         iC = <span class="keyword">new</span> (ELeave) CClassC;
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diff changeset 
   316
 
<a name="l00306"></a>00306         }
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diff changeset 
   317
 
<a name="l00307"></a>00307
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   318
 
<a name="l00308"></a>00308                                 <span class="comment">// The CCompound destructor. Destroy the swizzled</span>
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diff changeset 
   319
 
<a name="l00309"></a>00309                                 <span class="comment">// contained objects only if they are in memory</span>
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   320
 
<a name="l00310"></a>00310 CCompound::~CCompound()
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diff changeset 
   321
 
<a name="l00311"></a>00311         {
43e37759235e Week 12 contribution of example code"
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diff changeset 
   322
 
<a name="l00312"></a>00312         <span class="keywordflow">if</span> (iA.IsPtr())
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diff changeset 
   323
 
<a name="l00313"></a>00313                 <span class="keyword">delete</span> iA.AsPtr();
43e37759235e Week 12 contribution of example code"
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diff changeset 
   324
 
<a name="l00314"></a>00314         <span class="keywordflow">if</span> (iB.IsPtr())
43e37759235e Week 12 contribution of example code"
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diff changeset 
   325
 
<a name="l00315"></a>00315                 <span class="keyword">delete</span> iB.AsPtr();
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diff changeset 
   326
 
<a name="l00316"></a>00316         <span class="keywordflow">if</span> (iC.IsPtr())
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diff changeset 
   327
 
<a name="l00317"></a>00317                 <span class="keyword">delete</span> iC.AsPtr();
43e37759235e Week 12 contribution of example code"
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diff changeset 
   328
 
<a name="l00318"></a>00318         }
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diff changeset 
   329
 
<a name="l00319"></a>00319
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diff changeset 
   330
 
<a name="l00320"></a>00320 <span class="keywordtype">void</span> CCompound::RestoreL()
43e37759235e Week 12 contribution of example code"
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diff changeset 
   331
 
<a name="l00321"></a>00321         {
43e37759235e Week 12 contribution of example code"
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diff changeset 
   332
 
<a name="l00322"></a>00322         RStoreReadStream stream;
43e37759235e Week 12 contribution of example code"
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diff changeset 
   333
 
<a name="l00323"></a>00323         stream.OpenLC(iStore,iId);
43e37759235e Week 12 contribution of example code"
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diff changeset 
   334
 
<a name="l00324"></a>00324         InternalizeL(stream);
43e37759235e Week 12 contribution of example code"
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diff changeset 
   335
 
<a name="l00325"></a>00325         CleanupStack::PopAndDestroy();
43e37759235e Week 12 contribution of example code"
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diff changeset 
   336
 
<a name="l00326"></a>00326         }
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diff changeset 
   337
 
<a name="l00327"></a>00327
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diff changeset 
   338
 
<a name="l00328"></a>00328 <span class="keywordtype">void</span> CCompound::InternalizeL(RReadStream&amp; aStream)
43e37759235e Week 12 contribution of example code"
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diff changeset 
   339
 
<a name="l00329"></a>00329         {
43e37759235e Week 12 contribution of example code"
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diff changeset 
   340
 
<a name="l00330"></a>00330         aStream &gt;&gt; iA;
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   341
 
<a name="l00331"></a>00331         aStream &gt;&gt; iB;
43e37759235e Week 12 contribution of example code"
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diff changeset 
   342
 
<a name="l00332"></a>00332         aStream &gt;&gt; iC;
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   343
 
<a name="l00333"></a>00333         }
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   344
 
<a name="l00334"></a>00334                                 <span class="comment">// Display the content of the &quot;A&quot; component</span>
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diff changeset 
   345
 
<a name="l00335"></a>00335                                 <span class="comment">// object. The component is fully restored </span>
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diff changeset 
   346
 
<a name="l00336"></a>00336                                 <span class="comment">// from the appropriate stream, if it has not</span>
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   347
 
<a name="l00337"></a>00337                                 <span class="comment">// already been restored. </span>
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diff changeset 
   348
 
<a name="l00338"></a>00338 <span class="keywordtype">void</span> CCompound::DisplayAL(<span class="keyword">const</span> TDesC&amp; aCommentary)
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   349
 
<a name="l00339"></a>00339         {
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   350
 
<a name="l00340"></a>00340         <span class="keywordflow">if</span> (iA.IsId())
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   351
 
<a name="l00341"></a>00341                 {
43e37759235e Week 12 contribution of example code"
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diff changeset 
   352
 
<a name="l00342"></a>00342                 <a class="code" href="class_c_class_a.html">CClassA</a>* ptrA = <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_class_a.html">CClassA</a>;
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   353
 
<a name="l00343"></a>00343                 CleanupStack::PushL(ptrA);
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   354
 
<a name="l00344"></a>00344                 ptrA-&gt;RestoreL(iStore,iA.AsId());
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   355
 
<a name="l00345"></a>00345                 iA = ptrA;
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   356
 
<a name="l00346"></a>00346             CleanupStack::Pop();
43e37759235e Week 12 contribution of example code"
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diff changeset 
   357
 
<a name="l00347"></a>00347                 }
43e37759235e Week 12 contribution of example code"
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diff changeset 
   358
 
<a name="l00348"></a>00348         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtRestoredComponent,<span class="stringliteral">&quot;... Displaying restored component A&quot;</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   359
 
<a name="l00349"></a>00349         TBuf&lt;96&gt; heading(KTxtRestoredComponent);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   360
 
<a name="l00350"></a>00350         heading.Append(aCommentary);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   361
 
<a name="l00351"></a>00351         doShowComponent(heading,*iA.AsPtr());
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   362
 
<a name="l00352"></a>00352         }
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   363
 
<a name="l00353"></a>00353
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   364
 
<a name="l00354"></a>00354
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   365
 
<a name="l00355"></a>00355
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   366
 
<a name="l00356"></a>00356 <span class="keywordtype">void</span> CCompound::ExternalizeL(RWriteStream&amp; aStream)<span class="keyword"> const</span>
43e37759235e Week 12 contribution of example code"
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diff changeset 
   367
 
<a name="l00357"></a>00357 <span class="keyword">        </span>{
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   368
 
<a name="l00358"></a>00358         aStream &lt;&lt; iA; <span class="comment">// these are swizzles</span>
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   369
 
<a name="l00359"></a>00359         aStream &lt;&lt; iB;
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   370
 
<a name="l00360"></a>00360         aStream &lt;&lt; iC;
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   371
 
<a name="l00361"></a>00361         }
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   372
 
<a name="l00362"></a>00362
43e37759235e Week 12 contribution of example code"
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diff changeset 
   373
 
<a name="l00363"></a>00363 TStreamId CCompound::StoreL()<span class="keyword"> const</span>
43e37759235e Week 12 contribution of example code"
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diff changeset 
   374
 
<a name="l00364"></a>00364 <span class="keyword">        </span>{
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   375
 
<a name="l00365"></a>00365         CStoreMap* map=<a class="code" href="class_c_sql_example.html#a8b115210a3fbfa19de5c7f6a0abf3e43">CStoreMap::NewLC</a>(iStore);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   376
 
<a name="l00366"></a>00366         StoreComponentsL(*map);
43e37759235e Week 12 contribution of example code"
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diff changeset 
   377
 
<a name="l00367"></a>00367 <span class="comment">//</span>
43e37759235e Week 12 contribution of example code"
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diff changeset 
   378
 
<a name="l00368"></a>00368         RStoreWriteStream stream(*map);
43e37759235e Week 12 contribution of example code"
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diff changeset 
   379
 
<a name="l00369"></a>00369         TStreamId <span class="keywordtype">id</span>=stream.CreateLC(iStore);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   380
 
<a name="l00370"></a>00370         ExternalizeL(stream);
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   381
 
<a name="l00371"></a>00371         stream.CommitL();
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   382
 
<a name="l00372"></a>00372 <span class="comment">//</span>
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   383
 
<a name="l00373"></a>00373         map-&gt;Reset();
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   384
 
<a name="l00374"></a>00374         CleanupStack::PopAndDestroy(2);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   385
 
<a name="l00375"></a>00375         <span class="keywordflow">return</span> id;
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   386
 
<a name="l00376"></a>00376         }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   387
 
<a name="l00377"></a>00377
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   388
 
<a name="l00378"></a>00378 <span class="keywordtype">void</span> CCompound::StoreComponentsL(CStoreMap&amp; aMap)<span class="keyword"> const</span>
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   389
 
<a name="l00379"></a>00379 <span class="keyword">        </span>{
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   390
 
<a name="l00380"></a>00380         TStreamId id;
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   391
 
<a name="l00381"></a>00381
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   392
 
<a name="l00382"></a>00382         <span class="keywordflow">if</span> (iA)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   393
 
<a name="l00383"></a>00383                 {
43e37759235e Week 12 contribution of example code"
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parents:
diff changeset 
   394
 
<a name="l00384"></a>00384                 <span class="keywordtype">id</span> = iA-&gt;StoreL(iStore);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   395
 
<a name="l00385"></a>00385                 aMap.BindL(iA,<span class="keywordtype">id</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   396
 
<a name="l00386"></a>00386                 }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   397
 
<a name="l00387"></a>00387
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   398
 
<a name="l00388"></a>00388         <span class="keywordflow">if</span> (iB)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   399
 
<a name="l00389"></a>00389                 {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   400
 
<a name="l00390"></a>00390                 <span class="keywordtype">id</span> = iB-&gt;StoreL(iStore);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   401
 
<a name="l00391"></a>00391                 aMap.BindL(iB,<span class="keywordtype">id</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   402
 
<a name="l00392"></a>00392                 }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   403
 
<a name="l00393"></a>00393
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   404
 
<a name="l00394"></a>00394         <span class="keywordflow">if</span> (iC)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   405
 
<a name="l00395"></a>00395                 {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   406
 
<a name="l00396"></a>00396                 <span class="keywordtype">id</span> = iC-&gt;StoreL(iStore);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   407
 
<a name="l00397"></a>00397                 aMap.BindL(iC,<span class="keywordtype">id</span>);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   408
 
<a name="l00398"></a>00398                 }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   409
 
<a name="l00399"></a>00399         }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   410
 
<a name="l00400"></a>00400
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   411
 
<a name="l00401"></a>00401 <span class="comment">//***************************************************************</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   412
 
<a name="l00402"></a>00402 <span class="comment">//***************************************************************</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   413
 
<a name="l00403"></a>00403
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   414
 
<a name="l00404"></a>00404                                 <span class="comment">// Read the data members of the CClassA </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   415
 
<a name="l00405"></a>00405                                 <span class="comment">// object from the stream.</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   416
 
<a name="l00406"></a>00406 <span class="keywordtype">void</span> CClassA::InternalizeL(RReadStream&amp; aStream)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   417
 
<a name="l00407"></a>00407         {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   418
 
<a name="l00408"></a>00408         aStream &gt;&gt; iBufferA;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   419
 
<a name="l00409"></a>00409         iXA = aStream.ReadInt32L();
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   420
 
<a name="l00410"></a>00410         iYA = aStream.ReadUint32L();
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   421
 
<a name="l00411"></a>00411         }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   422
 
<a name="l00412"></a>00412                                 <span class="comment">// Write the data members of the CClassA </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   423
 
<a name="l00413"></a>00413                                 <span class="comment">// object to the stream.</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   424
 
<a name="l00414"></a>00414 <span class="keywordtype">void</span> CClassA::ExternalizeL(RWriteStream&amp; aStream)<span class="keyword"> const</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   425
 
<a name="l00415"></a>00415 <span class="keyword">        </span>{
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   426
 
<a name="l00416"></a>00416         aStream &lt;&lt; iBufferA;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   427
 
<a name="l00417"></a>00417         aStream.WriteInt32L(iXA);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   428
 
<a name="l00418"></a>00418         aStream.WriteUint32L(iYA);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   429
 
<a name="l00419"></a>00419         }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   430
 
<a name="l00420"></a>00420
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   431
 
<a name="l00421"></a>00421 TStreamId CClassA::StoreL(CStreamStore&amp; aStore)<span class="keyword"> const</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   432
 
<a name="l00422"></a>00422 <span class="keyword">        </span>{
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   433
 
<a name="l00423"></a>00423         RStoreWriteStream stream;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   434
 
<a name="l00424"></a>00424         TStreamId <span class="keywordtype">id</span>=stream.CreateLC(aStore);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   435
 
<a name="l00425"></a>00425         ExternalizeL(stream);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   436
 
<a name="l00426"></a>00426         stream.CommitL();
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   437
 
<a name="l00427"></a>00427         CleanupStack::PopAndDestroy();
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   438
 
<a name="l00428"></a>00428         <span class="keywordflow">return</span> id;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   439
 
<a name="l00429"></a>00429         }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   440
 
<a name="l00430"></a>00430
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   441
 
<a name="l00431"></a>00431 <span class="keywordtype">void</span> CClassA::RestoreL(CStreamStore&amp; aStore, TStreamId anId)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   442
 
<a name="l00432"></a>00432         {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   443
 
<a name="l00433"></a>00433         RStoreReadStream stream;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   444
 
<a name="l00434"></a>00434         stream.OpenLC(aStore,anId);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   445
 
<a name="l00435"></a>00435         InternalizeL(stream);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   446
 
<a name="l00436"></a>00436         CleanupStack::PopAndDestroy();
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   447
 
<a name="l00437"></a>00437         }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   448
 
<a name="l00438"></a>00438
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   449
 
<a name="l00439"></a>00439 <span class="comment">//***************************************************************</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   450
 
<a name="l00440"></a>00440 <span class="comment">//***************************************************************</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   451
 
<a name="l00441"></a>00441
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   452
 
<a name="l00442"></a>00442                                 <span class="comment">// Read the data member(s) of the CClassB </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   453
 
<a name="l00443"></a>00443                                 <span class="comment">// object from the stream.</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   454
 
<a name="l00444"></a>00444 <span class="keywordtype">void</span> CClassB::InternalizeL(RReadStream&amp; aStream)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   455
 
<a name="l00445"></a>00445         {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   456
 
<a name="l00446"></a>00446         aStream &gt;&gt; iBufferB;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   457
 
<a name="l00447"></a>00447         }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   458
 
<a name="l00448"></a>00448                                 <span class="comment">// Write the data member(s) of the CClassB </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   459
 
<a name="l00449"></a>00449                                 <span class="comment">// object to the stream.</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   460
 
<a name="l00450"></a>00450 <span class="keywordtype">void</span> CClassB::ExternalizeL(RWriteStream&amp; aStream)<span class="keyword"> const</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   461
 
<a name="l00451"></a>00451 <span class="keyword">        </span>{
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   462
 
<a name="l00452"></a>00452         aStream &lt;&lt; iBufferB;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   463
 
<a name="l00453"></a>00453         }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   464
 
<a name="l00454"></a>00454
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   465
 
<a name="l00455"></a>00455 TStreamId CClassB::StoreL(CStreamStore&amp; aStore)<span class="keyword"> const</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   466
 
<a name="l00456"></a>00456 <span class="keyword">        </span>{
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   467
 
<a name="l00457"></a>00457         RStoreWriteStream stream;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   468
 
<a name="l00458"></a>00458         TStreamId <span class="keywordtype">id</span>=stream.CreateLC(aStore);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   469
 
<a name="l00459"></a>00459         ExternalizeL(stream);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   470
 
<a name="l00460"></a>00460         stream.CommitL();
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   471
 
<a name="l00461"></a>00461         CleanupStack::PopAndDestroy();
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   472
 
<a name="l00462"></a>00462         <span class="keywordflow">return</span> id;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   473
 
<a name="l00463"></a>00463         }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   474
 
<a name="l00464"></a>00464
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   475
 
<a name="l00465"></a>00465 <span class="keywordtype">void</span> CClassB::RestoreL(CStreamStore&amp; aStore, TStreamId anId)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   476
 
<a name="l00466"></a>00466         {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   477
 
<a name="l00467"></a>00467         RStoreReadStream stream;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   478
 
<a name="l00468"></a>00468         stream.OpenLC(aStore,anId);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   479
 
<a name="l00469"></a>00469         InternalizeL(stream);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   480
 
<a name="l00470"></a>00470         CleanupStack::PopAndDestroy();
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   481
 
<a name="l00471"></a>00471         }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   482
 
<a name="l00472"></a>00472
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   483
 
<a name="l00473"></a>00473
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   484
 
<a name="l00474"></a>00474 <span class="comment">//***************************************************************</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   485
 
<a name="l00475"></a>00475 <span class="comment">//***************************************************************</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   486
 
<a name="l00476"></a>00476
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   487
 
<a name="l00477"></a>00477                                 <span class="comment">// Write the data member(s) of the CClassC </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   488
 
<a name="l00478"></a>00478                                 <span class="comment">// ob ject to the stream.</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   489
 
<a name="l00479"></a>00479 <span class="keywordtype">void</span> CClassC::ExternalizeL(RWriteStream&amp; aStream)<span class="keyword"> const</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   490
 
<a name="l00480"></a>00480 <span class="keyword">        </span>{
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   491
 
<a name="l00481"></a>00481         aStream.WriteReal64L(iZC);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   492
 
<a name="l00482"></a>00482         }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   493
 
<a name="l00483"></a>00483                                 <span class="comment">// Read the data member(s) of the CClassC </span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   494
 
<a name="l00484"></a>00484                                 <span class="comment">// object from the stream.</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   495
 
<a name="l00485"></a>00485 <span class="keywordtype">void</span> CClassC::InternalizeL(RReadStream&amp; aStream)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   496
 
<a name="l00486"></a>00486         {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   497
 
<a name="l00487"></a>00487         iZC = aStream.ReadReal64L();
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   498
 
<a name="l00488"></a>00488         }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   499
 
<a name="l00489"></a>00489
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   500
 
<a name="l00490"></a>00490 TStreamId CClassC::StoreL(CStreamStore&amp; aStore)<span class="keyword"> const</span>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   501
 
<a name="l00491"></a>00491 <span class="keyword">        </span>{
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   502
 
<a name="l00492"></a>00492         RStoreWriteStream stream;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   503
 
<a name="l00493"></a>00493         TStreamId <span class="keywordtype">id</span>=stream.CreateLC(aStore);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   504
 
<a name="l00494"></a>00494         ExternalizeL(stream);
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   505
 
<a name="l00495"></a>00495         stream.CommitL();
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   506
 
<a name="l00496"></a>00496         CleanupStack::PopAndDestroy();
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   507
 
<a name="l00497"></a>00497         <span class="keywordflow">return</span> id;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   508
 
<a name="l00498"></a>00498         }
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   509
 
<a name="l00499"></a>00499
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   510
 
<a name="l00500"></a>00500
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   511
 
<a name="l00501"></a>00501 <span class="keywordtype">void</span> CClassC::RestoreL(CStreamStore&amp; aStore, TStreamId anId)
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   512
 
<a name="l00502"></a>00502         {
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset 
   513
 
<a name="l00503"></a>00503         RStoreReadStream stream;
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
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<a name="l00504"></a>00504         stream.OpenLC(aStore,anId);
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<a name="l00505"></a>00505         InternalizeL(stream);
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   516
 
<a name="l00506"></a>00506         CleanupStack::PopAndDestroy();
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<a name="l00507"></a>00507         }
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<a name="l00508"></a>00508
43e37759235e Week 12 contribution of example code"
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   519
 
<a name="l00509"></a>00509
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
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   520
 
<a name="l00510"></a>00510
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
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   521
 
<a name="l00511"></a>00511
43e37759235e Week 12 contribution of example code"
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<a name="l00512"></a>00512
43e37759235e Week 12 contribution of example code"
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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