Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_polymorphic_d_l_l2_8cpp_source.html
Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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<h1>examples/Base/DLLs/PolymorphicDLL2/PolymorphicDLL2.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>
<a name="l00002"></a>00002 <span class="comment">// All rights reserved.</span>
<a name="l00003"></a>00003 <span class="comment">// This component and the accompanying materials are made available</span>
<a name="l00004"></a>00004 <span class="comment">// under the terms of "Eclipse Public License v1.0"</span>
<a name="l00005"></a>00005 <span class="comment">// which accompanies this distribution, and is available</span>
<a name="l00006"></a>00006 <span class="comment">// at the URL "http://www.eclipse.org/legal/epl-v10.html".</span>
<a name="l00007"></a>00007 <span class="comment">//</span>
<a name="l00008"></a>00008 <span class="comment">// Initial Contributors:</span>
<a name="l00009"></a>00009 <span class="comment">// Nokia Corporation - initial contribution.</span>
<a name="l00010"></a>00010 <span class="comment">//</span>
<a name="l00011"></a>00011 <span class="comment">// Contributors:</span>
<a name="l00012"></a>00012 <span class="comment">//</span>
<a name="l00013"></a>00013 <span class="comment">// Description:</span>
<a name="l00014"></a>00014 <span class="comment">// This program creates a polymorphic interface DLL which</span>
<a name="l00015"></a>00015 <span class="comment">// executable "UsingDLLs" dynamically links to.</span>
<a name="l00016"></a>00016 <span class="comment">//</span>
<a name="l00017"></a>00017
<a name="l00018"></a>00018
<a name="l00019"></a>00019 <span class="preprocessor">#include "PolymorphicDLL2.h"</span>
<a name="l00020"></a>00020 <span class="preprocessor">#include <e32def.h></span>
<a name="l00021"></a>00021 <span class="preprocessor">#include <e32uid.h></span>
<a name="l00022"></a>00022
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="comment">// Function to construct a CMessenger object. Note that this function</span>
<a name="l00025"></a>00025 <span class="comment">// is exported at ordinal 1 and is not a member of any class.</span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 EXPORT_C <a class="code" href="class_c_messenger.html">CMessenger</a>* NewMessengerL()
<a name="l00028"></a>00028 {
<a name="l00029"></a>00029 <span class="keywordflow">return</span> <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_german_messenger.html">CGermanMessenger</a>;
<a name="l00030"></a>00030 }
<a name="l00031"></a>00031
<a name="l00032"></a>00032 <span class="comment">// Class member functions</span>
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="comment">// second-phase constructor</span>
<a name="l00035"></a>00035 <span class="keywordtype">void</span> CGermanMessenger::ConstructL(CConsoleBase* aConsole, <span class="keyword">const</span> TDesC& aName)
<a name="l00036"></a>00036 {
<a name="l00037"></a>00037 iConsole=aConsole; <span class="comment">// remember console</span>
<a name="l00038"></a>00038 iName=aName.AllocL(); <span class="comment">// copy given string into own descriptor</span>
<a name="l00039"></a>00039 }
<a name="l00040"></a>00040
<a name="l00041"></a>00041 <span class="comment">// destructor</span>
<a name="l00042"></a>00042 CGermanMessenger::~CGermanMessenger()
<a name="l00043"></a>00043 {
<a name="l00044"></a>00044 <span class="keyword">delete</span> iName;
<a name="l00045"></a>00045 }
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="comment">// show message</span>
<a name="l00048"></a>00048 <span class="keywordtype">void</span> CGermanMessenger::ShowMessage()
<a name="l00049"></a>00049 {
<a name="l00050"></a>00050 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KFormat1,<span class="stringliteral">"Guten Tag, Ich heisse %S \n"</span>);
<a name="l00051"></a>00051 iConsole->Printf(KNullDesC);
<a name="l00052"></a>00052 iConsole->Printf(KFormat1, iName);
<a name="l00053"></a>00053 }
</pre></div></div>
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