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3 <title>TB10.1 Example Applications: examples/SysLibs/ResourceFiles/MultiRead2/MultiRead2.cpp Source File</title> |
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8 <h1>examples/SysLibs/ResourceFiles/MultiRead2/MultiRead2.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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9 <a name="l00002"></a>00002 <span class="comment">// All rights reserved.</span> |
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10 <a name="l00003"></a>00003 <span class="comment">// This component and the accompanying materials are made available</span> |
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11 <a name="l00004"></a>00004 <span class="comment">// under the terms of "Eclipse Public License v1.0"</span> |
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12 <a name="l00005"></a>00005 <span class="comment">// which accompanies this distribution, and is available</span> |
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13 <a name="l00006"></a>00006 <span class="comment">// at the URL "http://www.eclipse.org/legal/epl-v10.html".</span> |
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14 <a name="l00007"></a>00007 <span class="comment">//</span> |
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15 <a name="l00008"></a>00008 <span class="comment">// Initial Contributors:</span> |
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16 <a name="l00009"></a>00009 <span class="comment">// Nokia Corporation - initial contribution.</span> |
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17 <a name="l00010"></a>00010 <span class="comment">//</span> |
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18 <a name="l00011"></a>00011 <span class="comment">// Contributors:</span> |
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19 <a name="l00012"></a>00012 <span class="comment">//</span> |
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20 <a name="l00013"></a>00013 <span class="comment">// Description:</span> |
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21 <a name="l00014"></a>00014 <span class="comment">// This example shows how to use multiple resource files with cross-referenced</span> |
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22 <a name="l00015"></a>00015 <span class="comment">// resources. It depends on the resource file created for the MultiRead1 project.</span> |
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23 <a name="l00016"></a>00016 <span class="comment">// It introduces a second resource file, MultiRead2, which contains an LLINK</span> |
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24 <a name="l00017"></a>00017 <span class="comment">// to a resource defined in the MultiRead1 project. The important point to note is</span> |
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25 <a name="l00018"></a>00018 <span class="comment">// that the effect of introducing this second resource file is minimal: just</span> |
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26 <a name="l00019"></a>00019 <span class="comment">// another #include file; and the logic in doExampleL() would be identical whether</span> |
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27 <a name="l00020"></a>00020 <span class="comment">// the LLINK pointed to another resource in the same file or a different file.</span> |
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28 <a name="l00021"></a>00021 <span class="comment">//</span> |
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29 <a name="l00022"></a>00022 |
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30 <a name="l00023"></a>00023 |
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31 <a name="l00024"></a>00024 |
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32 <a name="l00025"></a>00025 <span class="preprocessor">#include "CommonToResourceFilesEx.h"</span> |
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33 <a name="l00026"></a>00026 <span class="preprocessor">#include <multiread2.rsg></span> <span class="comment">// user resources</span> |
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34 <a name="l00027"></a>00027 <span class="preprocessor">#include "MultiRead.h"</span> <span class="comment">// definition of multi-resource-reader class</span> |
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35 <a name="l00028"></a>00028 |
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36 <a name="l00029"></a>00029 <span class="comment">// Do the example</span> |
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37 <a name="l00030"></a>00030 <span class="keywordtype">void</span> doExampleL() |
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38 <a name="l00031"></a>00031 { |
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39 <a name="l00032"></a>00032 _LIT(KFormat,<span class="stringliteral">"%S\n"</span>); |
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40 <a name="l00033"></a>00033 |
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41 <a name="l00034"></a>00034 <span class="comment">// allocate multi-reader</span> |
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42 <a name="l00035"></a>00035 <a class="code" href="class_c_multiple_resource_file_reader.html">CMultipleResourceFileReader</a>* multiReader = |
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43 <a name="l00036"></a>00036 <a class="code" href="class_c_multiple_resource_file_reader.html#fa23785ff10e912a79eb1ffdc46968b3">CMultipleResourceFileReader::NewLC</a>(); |
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44 <a name="l00037"></a>00037 |
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45 <a name="l00038"></a>00038 <span class="comment">// open resource file on the emulator(__WINS__ is defined for the Windows emulator)</span> |
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46 <a name="l00039"></a>00039 <span class="comment">// (leave if error)</span> |
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47 <a name="l00040"></a>00040 <span class="preprocessor"> #if defined(__WINS__)</span> |
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48 <a name="l00041"></a>00041 <span class="preprocessor"></span> <span class="comment">// add MultiRead1 version 23</span> |
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49 <a name="l00042"></a>00042 _LIT(KZSystemDataBasigbRsc,<span class="stringliteral">"Z:\\Resource\\apps\\MultiRead1.rsc"</span>); |
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50 <a name="l00043"></a>00043 multiReader-><a class="code" href="class_c_multiple_resource_file_reader.html#2494a803866875a534e294bc48be2806">AddResourceFileL</a>(KZSystemDataBasigbRsc,23); |
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51 <a name="l00044"></a>00044 <span class="comment">// add MultiRead2 version 17</span> |
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52 <a name="l00045"></a>00045 _LIT(KZSystemDataBasiguRsc,<span class="stringliteral">"Z:\\Resource\\apps\\MultiRead2.rsc"</span>); |
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53 <a name="l00046"></a>00046 multiReader-><a class="code" href="class_c_multiple_resource_file_reader.html#2494a803866875a534e294bc48be2806">AddResourceFileL</a>(KZSystemDataBasiguRsc,17); |
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54 <a name="l00047"></a>00047 <span class="preprocessor"> #endif</span> |
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55 <a name="l00048"></a>00048 <span class="preprocessor"></span> |
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56 <a name="l00049"></a>00049 <span class="comment">// open a resource file on the target phone</span> |
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57 <a name="l00050"></a>00050 <span class="comment">// ( __EPOC32__ is defined for all target hardware platforms regardless of processor type/hardware architecture)</span> |
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58 <a name="l00051"></a>00051 <span class="preprocessor"> #if defined(__EPOC32__)</span> |
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59 <a name="l00052"></a>00052 <span class="preprocessor"></span> <span class="comment">// add MultiRead1 version 23</span> |
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60 <a name="l00053"></a>00053 _LIT(KCSystemDataBasigbRsc,<span class="stringliteral">"Z:\\Resource\\apps\\MultiRead1.rsc"</span>); |
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61 <a name="l00054"></a>00054 multiReader-><a class="code" href="class_c_multiple_resource_file_reader.html#2494a803866875a534e294bc48be2806">AddResourceFileL</a>(KCSystemDataBasigbRsc,23); |
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62 <a name="l00055"></a>00055 |
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63 <a name="l00056"></a>00056 <span class="comment">// add MultiRead2 version 17</span> |
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64 <a name="l00057"></a>00057 _LIT(KCSystemDataBasiguRsc,<span class="stringliteral">"Z:\\Resource\\apps\\MultiRead2.rsc"</span>); |
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65 <a name="l00058"></a>00058 multiReader-><a class="code" href="class_c_multiple_resource_file_reader.html#2494a803866875a534e294bc48be2806">AddResourceFileL</a>(KCSystemDataBasiguRsc,17); |
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66 <a name="l00059"></a>00059 <span class="preprocessor"> #endif</span> |
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67 <a name="l00060"></a>00060 <span class="preprocessor"></span> |
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68 <a name="l00061"></a>00061 <span class="comment">// read resource that returns a reference to another resource</span> |
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69 <a name="l00062"></a>00062 HBufC8* refBuffer=multiReader-><a class="code" href="class_c_multiple_resource_file_reader.html#2795f6d33164a5556e3014ff0300c773">AllocReadLC</a>(R_USER_HELLOREF); |
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70 <a name="l00063"></a>00063 TResourceReader theReader; |
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71 <a name="l00064"></a>00064 theReader.SetBuffer(refBuffer); |
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72 <a name="l00065"></a>00065 TInt referencedId=theReader.ReadInt32(); <span class="comment">// treat resource as integer</span> |
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73 <a name="l00066"></a>00066 CleanupStack::PopAndDestroy(); <span class="comment">// refBuffer</span> |
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74 <a name="l00067"></a>00067 <span class="comment">// read the other resource</span> |
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75 <a name="l00068"></a>00068 HBufC8* dataBuffer=multiReader-><a class="code" href="class_c_multiple_resource_file_reader.html#2795f6d33164a5556e3014ff0300c773">AllocReadLC</a>(referencedId); |
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76 <a name="l00069"></a>00069 TResourceReader reader; |
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77 <a name="l00070"></a>00070 reader.SetBuffer(dataBuffer); |
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78 <a name="l00071"></a>00071 TPtrC textdata = reader.ReadTPtrC(); |
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79 <a name="l00072"></a>00072 |
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80 <a name="l00073"></a>00073 <span class="comment">// write string to test console</span> |
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81 <a name="l00074"></a>00074 <a class="code" href="dbllist_8cpp.html#d789d40251baeb2f60e118de4856583d">console</a>->Printf(KFormat, &textdata); |
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82 <a name="l00075"></a>00075 <span class="comment">// clean up data buffer</span> |
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83 <a name="l00076"></a>00076 CleanupStack::PopAndDestroy(); <span class="comment">// finished with dataBuffer</span> |
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84 <a name="l00077"></a>00077 <span class="comment">// cleanup multi-reader</span> |
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85 <a name="l00078"></a>00078 CleanupStack::PopAndDestroy(); <span class="comment">// multi-reader</span> |
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86 <a name="l00079"></a>00079 } |
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87 </pre></div><hr size="1"><address style="text-align: right;"><small>Generated on Thu Jan 21 10:33:00 2010 for TB10.1 Example Applications by |
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89 <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.3 </small></address> |
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